/* ================================================================
   TEMPLATE CSS — i-FORMA site
   Template Joomla sur mesure, design moderne clair/sombre.
   Methodologie : BEM — Fichier unique (CLAUDE.md)
   ================================================================ */

/* ================================================================
   1. DESIGN TOKENS (CSS Custom Properties)
   ================================================================ */

:root {
    /* -- Couleurs principales -- */
    --ifs-primary: #38a9db;
    --ifs-primary-dark: #2a8ab5;
    --ifs-primary-light: #5cbde5;
    --ifs-primary-rgb: 56, 169, 219;
    --ifs-secondary: #97be0b;
    --ifs-secondary-dark: #7a9b09;
    --ifs-secondary-light: #aed42e;
    --ifs-secondary-rgb: 151, 190, 11;

    /* -- Neutres (mode clair) -- */
    --ifs-bg: #ffffff;
    --ifs-bg-alt: #f7f9fc;
    --ifs-bg-elevated: #ffffff;
    --ifs-text: #1a1a2e;
    --ifs-text-muted: #6b7280;
    --ifs-text-inverse: #ffffff;
    --ifs-border: #e5e7eb;
    --ifs-border-light: #f3f4f6;

    /* -- Typographie -- */
    --ifs-font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --ifs-font-heading: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --ifs-font-size-base: 1rem;
    --ifs-font-size-sm: 0.875rem;
    --ifs-font-size-xs: 0.75rem;
    --ifs-font-size-lg: 1.125rem;
    --ifs-font-size-xl: 1.25rem;
    --ifs-h1: clamp(2.25rem, 5vw, 3.75rem);
    --ifs-h2: clamp(1.75rem, 4vw, 2.75rem);
    --ifs-h3: clamp(1.25rem, 3vw, 1.75rem);
    --ifs-h4: clamp(1.1rem, 2vw, 1.35rem);
    --ifs-line-height: 1.65;
    --ifs-line-height-tight: 1.2;
    --ifs-font-weight-normal: 400;
    --ifs-font-weight-medium: 500;
    --ifs-font-weight-semibold: 600;
    --ifs-font-weight-bold: 700;

    /* -- Espacement -- */
    --ifs-space-2xs: 0.125rem;
    --ifs-space-xs: 0.25rem;
    --ifs-space-sm: 0.5rem;
    --ifs-space-md: 1rem;
    --ifs-space-lg: 1.5rem;
    --ifs-space-xl: 2rem;
    --ifs-space-2xl: 3rem;
    --ifs-space-3xl: 4rem;
    --ifs-space-section: clamp(4rem, 8vw, 7rem);

    /* -- Layout -- */
    --ifs-container-max: 1200px;
    --ifs-container-padding: clamp(1rem, 4vw, 2rem);
    --ifs-header-height: 72px;

    /* -- Ombres -- */
    --ifs-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --ifs-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --ifs-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --ifs-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --ifs-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

    /* -- Transitions -- */
    --ifs-transition-fast: 150ms ease;
    --ifs-transition-base: 300ms ease;
    --ifs-transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* -- Rayons -- */
    --ifs-radius-sm: 6px;
    --ifs-radius-md: 10px;
    --ifs-radius-lg: 16px;
    --ifs-radius-xl: 24px;
    --ifs-radius-full: 9999px;
}

/* ================================================================
   2. MODE SOMBRE
   ================================================================ */

[data-theme="dark"] {
    --ifs-bg: #0f172a;
    --ifs-bg-alt: #1e293b;
    --ifs-bg-elevated: #1e293b;
    --ifs-text: #e2e8f0;
    --ifs-text-muted: #94a3b8;
    --ifs-text-inverse: #0f172a;
    --ifs-border: #334155;
    --ifs-border-light: #1e293b;
    --ifs-primary: #5cbde5;
    --ifs-primary-dark: #38a9db;
    --ifs-primary-light: #7dcef0;
    --ifs-primary-rgb: 92, 189, 229;
    --ifs-secondary: #aed42e;
    --ifs-secondary-dark: #97be0b;
    --ifs-secondary-light: #c4e85a;
    --ifs-secondary-rgb: 174, 212, 46;
    --ifs-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
    --ifs-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --ifs-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --ifs-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --ifs-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
}

/* ================================================================
   3. POLICE INTER (auto-hebergee)
   ================================================================ */

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('../fonts/inter-var-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ================================================================
   4. RESET ET BASE
   ================================================================ */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--ifs-header-height);
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--ifs-font-body);
    font-size: var(--ifs-font-size-base);
    line-height: var(--ifs-line-height);
    color: var(--ifs-text);
    background-color: var(--ifs-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--ifs-font-heading);
    font-weight: var(--ifs-font-weight-bold);
    line-height: var(--ifs-line-height-tight);
    color: var(--ifs-text);
}

h1 { font-size: var(--ifs-h1); }
h2 { font-size: var(--ifs-h2); }
h3 { font-size: var(--ifs-h3); }
h4 { font-size: var(--ifs-h4); }

a {
    color: var(--ifs-primary);
    text-decoration: none;
    transition: color var(--ifs-transition-fast);
}

a:hover,
a:focus-visible {
    color: var(--ifs-primary-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button {
    font: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, textarea, select {
    font: inherit;
    color: inherit;
}

/* Lien d'accessibilite */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--ifs-space-md);
    z-index: 10000;
    padding: var(--ifs-space-sm) var(--ifs-space-md);
    background: var(--ifs-primary);
    color: var(--ifs-text-inverse);
    border-radius: var(--ifs-radius-sm);
    font-weight: var(--ifs-font-weight-semibold);
    font-size: var(--ifs-font-size-sm);
}

.skip-link:focus {
    top: var(--ifs-space-sm);
    color: var(--ifs-text-inverse);
}

/* ================================================================
   5. LAYOUT
   ================================================================ */

.container {
    width: 100%;
    max-width: var(--ifs-container-max);
    margin-inline: auto;
    padding-inline: var(--ifs-container-padding);
}

.section {
    padding-block: var(--ifs-space-section);
}

.section--alt {
    background-color: var(--ifs-bg-alt);
}

.component-area {
    min-height: 50vh;
    padding-top: calc(var(--ifs-header-height) + var(--ifs-space-3xl));
}

.component-area--hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
}

/* ================================================================
   4b. PAGES AUTHENTIFICATION (login, reset, remind)
   ================================================================ */

/* Background orbes */
.component-area {
    position: relative;
    overflow: visible;
}

.component-area::before,
.component-area::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
    pointer-events: none;
}

.component-area::before {
    width: 400px;
    height: 400px;
    background: var(--ifs-primary);
    top: -100px;
    right: -100px;
}

.component-area::after {
    width: 300px;
    height: 300px;
    background: var(--ifs-secondary);
    bottom: -50px;
    left: -50px;
}

/* Carte principale — glassmorphism */
.com-users-login,
.com-users-reset,
.com-users-remind,
.com-users-profile {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    padding: 2.5rem 2rem 2rem;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    position: relative;
    z-index: 1;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

:root .com-users-login,
[data-theme="dark"] .com-users-reset,
[data-theme="dark"] .com-users-remind,
[data-theme="dark"] .com-users-profile {
    background: rgba(255, 255, 255, 0.03);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Header avec icone */
.com-users-login .page-header,
.com-users-reset .page-header,
.com-users-remind .page-header,
.com-users-profile .page-header {
    text-align: center;
    margin-bottom: var(--ifs-space-2xl);
    padding-bottom: 0;
    border-bottom: none;
}

.com-users-login .page-header .auth-icon,
.com-users-reset .page-header .auth-icon,
.com-users-remind .page-header .auth-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: var(--ifs-radius-xl);
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.15), rgba(var(--ifs-secondary-rgb), 0.1));
    margin-bottom: var(--ifs-space-lg);
}

.com-users-login .page-header h1,
.com-users-reset .page-header h1,
.com-users-remind .page-header h1,
.com-users-profile .page-header h1 {
    font-size: 1.5rem;
    font-weight: var(--ifs-font-weight-bold);
    color: var(--ifs-text);
    margin: 0 0 var(--ifs-space-xs);
    letter-spacing: -0.01em;
}

.com-users-login .page-header .auth-subtitle {
    color: var(--ifs-text-muted);
    font-size: var(--ifs-font-size-sm);
    margin: 0;
    line-height: 1.5;
}

/* Fieldset reset */
.com-users-login fieldset,
.com-users-reset fieldset,
.com-users-remind fieldset {
    border: none;
    padding: 0;
    margin: 0;
}

/* Champs de formulaire */
.com-users-login .control-group,
.com-users-reset .control-group,
.com-users-remind .control-group {
    margin-bottom: var(--ifs-space-md);
}

.com-users-login .control-label,
.com-users-reset .control-label,
.com-users-remind .control-label {
    margin-bottom: var(--ifs-space-xs);
}

.com-users-login label,
.com-users-reset label,
.com-users-remind label {
    display: block;
    font-size: var(--ifs-font-size-sm);
    font-weight: var(--ifs-font-weight-medium);
    color: var(--ifs-text);
    margin-bottom: 6px;
}

.com-users-login label .star,
.com-users-reset label .star,
.com-users-remind label .star {
    color: var(--ifs-primary);
}

.com-users-login .form-control,
.com-users-reset .form-control,
.com-users-remind .form-control {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--ifs-font-size-base);
    font-family: var(--ifs-font-body);
    color: var(--ifs-text);
    background-color: var(--ifs-bg);
    border: 1.5px solid var(--ifs-border);
    border-radius: var(--ifs-radius-md);
    transition: border-color var(--ifs-transition-fast), box-shadow var(--ifs-transition-fast);
    box-sizing: border-box;
}

[data-theme="dark"] .com-users-login .form-control,
[data-theme="dark"] .com-users-reset .form-control,
[data-theme="dark"] .com-users-remind .form-control {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.com-users-login .form-control:focus,
.com-users-reset .form-control:focus,
.com-users-remind .form-control:focus {
    outline: none;
    border-color: var(--ifs-primary);
    box-shadow: 0 0 0 3px rgba(var(--ifs-primary-rgb), 0.15);
}

.com-users-login .form-control::placeholder {
    color: var(--ifs-text-muted);
    opacity: 0.6;
}

/* Groupe mot de passe */
.com-users-login .input-group,
.password-group .input-group {
    display: flex;
    position: relative;
}

.com-users-login .input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex: 1;
}

.com-users-login .input-password-toggle {
    padding: 12px 14px;
    background-color: transparent;
    border: 1.5px solid var(--ifs-border);
    border-left: 0;
    border-radius: 0 var(--ifs-radius-md) var(--ifs-radius-md) 0;
    color: var(--ifs-text-muted);
    cursor: pointer;
    transition: all var(--ifs-transition-fast);
}

[data-theme="dark"] .com-users-login .input-password-toggle {
    border-color: rgba(255, 255, 255, 0.1);
}

.com-users-login .input-password-toggle:hover {
    color: var(--ifs-primary);
    background-color: rgba(var(--ifs-primary-rgb), 0.06);
}

/* Remember me */
.com-users-login__remember {
    margin: var(--ifs-space-lg) 0;
}

.com-users-login__remember .form-check {
    display: flex;
    align-items: center;
    gap: var(--ifs-space-sm);
}

.com-users-login__remember .form-check-input {
    accent-color: var(--ifs-primary);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.com-users-login__remember .form-check-label {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    margin: 0;
    cursor: pointer;
}

/* Boutons */
.com-users-login .btn,
.com-users-reset .btn,
.com-users-remind .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 12px 24px;
    font-size: var(--ifs-font-size-base);
    font-weight: var(--ifs-font-weight-semibold);
    font-family: var(--ifs-font-body);
    border-radius: var(--ifs-radius-md);
    cursor: pointer;
    transition: all var(--ifs-transition-base);
    text-decoration: none;
    border: 1.5px solid transparent;
    letter-spacing: 0.01em;
}

/* Bouton principal — gradient */
.com-users-login .btn-primary,
.com-users-reset button[type="submit"],
.com-users-remind button[type="submit"] {
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-primary-dark));
    color: var(--ifs-text-inverse);
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(var(--ifs-primary-rgb), 0.3);
}

.com-users-login .btn-primary:hover,
.com-users-reset button[type="submit"]:hover,
.com-users-remind button[type="submit"]:hover {
    background: linear-gradient(135deg, var(--ifs-primary-light), var(--ifs-primary));
    box-shadow: 0 6px 20px rgba(var(--ifs-primary-rgb), 0.4);
    transform: translateY(-1px);
}

.com-users-login .btn-primary:active,
.com-users-reset button[type="submit"]:active,
.com-users-remind button[type="submit"]:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(var(--ifs-primary-rgb), 0.3);
}

/* Bouton passkey — secondaire ghost */
.plg_system_webauthn_login_button {
    width: 100%;
    padding: 12px 24px;
    background: transparent;
    color: var(--ifs-text-muted);
    border: 1.5px solid var(--ifs-border);
    border-radius: var(--ifs-radius-md);
    margin-bottom: var(--ifs-space-sm);
    font-size: var(--ifs-font-size-sm);
}

[data-theme="dark"] .plg_system_webauthn_login_button {
    border-color: rgba(255, 255, 255, 0.1);
}

.plg_system_webauthn_login_button:hover {
    background: rgba(var(--ifs-primary-rgb), 0.06);
    border-color: rgba(var(--ifs-primary-rgb), 0.3);
    color: var(--ifs-primary);
}

.plg_system_webauthn_login_button svg {
    width: 18px;
    height: 18px;
    margin-right: var(--ifs-space-sm);
    fill: currentColor;
    opacity: 0.7;
}

/* Espacement boutons submit */
.com-users-login__submit {
    margin-top: var(--ifs-space-sm);
}

/* Separateur "ou" entre passkey et login */
.com-users-login__submit + .com-users-login__submit {
    margin-top: var(--ifs-space-md);
}

/* Liens options */
.com-users-login__options {
    display: flex;
    justify-content: center;
    gap: var(--ifs-space-xl);
    margin-top: var(--ifs-space-xl);
    padding-top: var(--ifs-space-lg);
    border-top: 1px solid rgba(var(--ifs-primary-rgb), 0.1);
}

.com-users-login__options a,
.com-users-login > a {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    text-decoration: none;
    transition: color var(--ifs-transition-fast);
}

.com-users-login__options a:hover,
.com-users-login > a:hover {
    color: var(--ifs-primary);
}

/* Description pages reset/remind */
.com-users-reset .com-users-reset__description,
.com-users-remind .com-users-remind__description {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    line-height: 1.6;
    margin-bottom: var(--ifs-space-xl);
}

/* Messages systeme */
.component-area .alert {
    padding: var(--ifs-space-md) var(--ifs-space-lg);
    border-radius: var(--ifs-radius-md);
    margin-bottom: var(--ifs-space-lg);
    font-size: var(--ifs-font-size-sm);
}

.component-area .alert-danger {
    background-color: rgba(220, 53, 69, 0.08);
    border: 1px solid rgba(220, 53, 69, 0.2);
    color: #f87171;
}

.component-area .alert-success {
    background-color: rgba(var(--ifs-secondary-rgb), 0.08);
    border: 1px solid rgba(var(--ifs-secondary-rgb), 0.2);
    color: var(--ifs-secondary-light);
}

/* Visually hidden helper Joomla */
.com-users-login .visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

/* Auth header */
.auth-header { text-align: center; margin-bottom: 2rem; }
.auth-icon-wrap {
    display: inline-flex; align-items: center; justify-content: center;
    width: 64px; height: 64px; border-radius: 18px;
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.2), rgba(var(--ifs-secondary-rgb), 0.15));
    margin-bottom: 1.25rem; color: var(--ifs-primary); position: relative;
}
.auth-title { font-size: 1.5rem; font-weight: 700; color: var(--ifs-text); margin: 0 0 0.35rem; letter-spacing: -0.02em; }
.auth-subtitle { color: var(--ifs-text-muted); font-size: var(--ifs-font-size-sm); margin: 0; }

/* Auth fields */
.com-users-login fieldset { border: none; padding: 0; margin: 0; }
.auth-field { margin-bottom: 1.25rem; }
.auth-field label { display: block; font-size: 0.8125rem; font-weight: 600; color: var(--ifs-text); margin-bottom: 0.5rem; }
.auth-input-wrap { position: relative; display: flex; align-items: center; }
.auth-input-icon { position: absolute; left: 14px; color: var(--ifs-text-muted); pointer-events: none; opacity: 0.5; transition: opacity 0.2s, color 0.2s; }
.auth-input-wrap:focus-within .auth-input-icon { color: var(--ifs-primary); opacity: 1; }
.auth-input {
    width: 100%; padding: 13px 16px 13px 44px; font-size: 0.9375rem; font-family: var(--ifs-font-body);
    color: var(--ifs-text); background: rgba(0,0,0,0.02); border: 1.5px solid rgba(0,0,0,0.1);
    border-radius: 12px; transition: all 0.2s ease; box-sizing: border-box; outline: none;
}
[data-theme="dark"] .auth-input { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.1); }
.auth-input::placeholder { color: var(--ifs-text-muted); opacity: 0.5; }
.auth-input:focus { border-color: var(--ifs-primary); box-shadow: 0 0 0 3px rgba(var(--ifs-primary-rgb), 0.12); background: rgba(var(--ifs-primary-rgb), 0.03); }

/* Auth remember */
.auth-remember { margin-bottom: 1.5rem; }
.auth-check { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; font-size: 0.8125rem; color: var(--ifs-text-muted); }
.auth-check input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--ifs-primary); cursor: pointer; }

/* Auth button */
.auth-btn--primary {
    width: 100%; display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 14px 24px; font-size: 0.9375rem; font-weight: 600; font-family: var(--ifs-font-body);
    color: #fff; background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-primary-dark));
    border: none; border-radius: 12px; cursor: pointer; transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(var(--ifs-primary-rgb), 0.3); letter-spacing: 0.01em;
}
.auth-btn--primary:hover { box-shadow: 0 8px 28px rgba(var(--ifs-primary-rgb), 0.4); transform: translateY(-2px); background: linear-gradient(135deg, var(--ifs-primary-light), var(--ifs-primary)); }
.auth-btn--primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(var(--ifs-primary-rgb), 0.3); }
.auth-btn--primary svg { transition: transform 0.2s; }
.auth-btn--primary:hover svg { transform: translateX(3px); }

/* Auth divider */
.auth-divider { display: flex; align-items: center; margin: 1.5rem 0; gap: 1rem; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--ifs-border); }
[data-theme="dark"] .auth-divider::before, [data-theme="dark"] .auth-divider::after { background: rgba(255,255,255,0.08); }
.auth-divider span { font-size: 0.75rem; color: var(--ifs-text-muted); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 500; }

/* Auth links */
.auth-links { display: flex; align-items: center; justify-content: center; gap: 0.75rem; }
.auth-links a { font-size: 0.8125rem; color: var(--ifs-text-muted); text-decoration: none; transition: color 0.2s; }
.auth-links a:hover { color: var(--ifs-primary); }
.auth-links-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--ifs-text-muted); opacity: 0.4; }

/* OTP digit inputs */
.auth-otp-digits {
    display: flex; align-items: center; justify-content: center; gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.auth-otp-digit {
    width: 48px; height: 56px; text-align: center; font-size: 1.5rem; font-weight: 700;
    font-family: 'Courier New', monospace; color: var(--ifs-text);
    background: rgba(0,0,0,0.02); border: 1.5px solid rgba(0,0,0,0.1);
    border-radius: 12px; outline: none; transition: all 0.2s ease; box-sizing: border-box;
}
[data-theme="dark"] .auth-otp-digit { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.1); }
.auth-otp-digit:focus { border-color: var(--ifs-primary); box-shadow: 0 0 0 3px rgba(var(--ifs-primary-rgb), 0.12); background: rgba(var(--ifs-primary-rgb), 0.03); }
.auth-otp-sep { width: 12px; height: 2px; background: var(--ifs-text-muted); opacity: 0.3; border-radius: 1px; }

/* Auth error */
.auth-error {
    background: rgba(239, 68, 68, 0.08); color: #dc2626; font-size: 0.8125rem;
    padding: 0.75rem 1rem; border-radius: 10px; margin-bottom: 1rem;
    border-left: 3px solid #dc2626; line-height: 1.4;
}
[data-theme="dark"] .auth-error { background: rgba(239, 68, 68, 0.12); color: #f87171; border-left-color: #f87171; }

/* Auth success icon */
.auth-icon-wrap--success { background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(16, 185, 129, 0.15)); color: #22c55e; }

/* Auth loader spin */
.auth-btn__loader { display: inline-flex; animation: otp-spin 1s linear infinite; }
@keyframes otp-spin { to { transform: rotate(360deg); } }

.section__header {
    text-align: center;
    margin-bottom: var(--ifs-space-3xl);
}

.section__title {
    margin-bottom: var(--ifs-space-md);
    position: relative;
    display: inline-block;
}

.section__title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--ifs-primary), var(--ifs-secondary));
    margin: var(--ifs-space-md) auto 0;
    border-radius: var(--ifs-radius-full);
}

.section__subtitle {
    font-size: var(--ifs-font-size-lg);
    color: var(--ifs-text-muted);
    max-width: 640px;
    margin-inline: auto;
    font-weight: var(--ifs-font-weight-normal);
}

/* ================================================================
   6. HEADER ET NAVIGATION
   ================================================================ */

.header {
    position: relative;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--ifs-bg);
    border-bottom: 1px solid var(--ifs-border);
    transition: box-shadow 0.35s ease, background-color 0.35s ease, border-color 0.35s ease;
}

.header--sticky {
    position: fixed;
}

/* Header transparent en haut sur la page d'accueil */
.site--home .header--sticky:not(.header--scrolled) {
    background-color: transparent;
    border-bottom-color: transparent;
}

.header--scrolled {
    background-color: var(--ifs-bg);
    border-bottom: 1px solid var(--ifs-border);
    box-shadow: var(--ifs-shadow-md);
}

[data-theme="dark"] .header {
    border-bottom-color: var(--ifs-border);
}

[data-theme="dark"] .site--home .header--sticky:not(.header--scrolled) {
    background-color: transparent;
    border-bottom-color: transparent;
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--ifs-header-height);
    gap: var(--ifs-space-lg);
}

.header__logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    text-decoration: none;
    color: var(--ifs-text);
}

.header__logo:hover,
.header__logo:focus-visible {
    color: var(--ifs-primary);
}

.header__logo-img {
    height: 40px;
    width: auto;
}

.header__logo-img {
    transition: filter var(--ifs-transition-base);
}

[data-theme="dark"] .header__logo-img {
    filter: brightness(1.8) contrast(0.9);
}

.header__logo-text {
    font-size: var(--ifs-font-size-xl);
    font-weight: var(--ifs-font-weight-bold);
    letter-spacing: -0.02em;
}

.header__logo-text::first-letter {
    color: var(--ifs-primary);
}

/* Logo SVG inline */
.header__logo-svg {
    display: block;
    height: 33px;
    width: auto;
}

.header__logo-i {
    fill: var(--ifs-primary);
}

.header__logo-mid {
    fill: var(--ifs-text);
}

.header__logo-site {
    fill: var(--ifs-secondary);
}

/* Navigation */
.header__nav {
    display: none;
}

.header__nav .nav {
    display: flex;
    align-items: center;
    gap: var(--ifs-space-xs);
}

.header__nav .nav-item {
    list-style: none;
}

.header__nav .nav-link {
    display: inline-flex;
    align-items: center;
    padding: var(--ifs-space-sm) var(--ifs-space-md);
    font-size: var(--ifs-font-size-sm);
    font-weight: var(--ifs-font-weight-medium);
    color: var(--ifs-text-muted);
    border-radius: var(--ifs-radius-sm);
    transition: color var(--ifs-transition-fast), background-color var(--ifs-transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.header__nav .nav-link:hover,
.header__nav .nav-link:focus-visible {
    color: var(--ifs-primary);
    background-color: rgba(var(--ifs-primary-rgb), 0.08);
}

.header__nav .nav-link--active {
    color: var(--ifs-primary);
    font-weight: var(--ifs-font-weight-semibold);
}

/* Dropdown toggle */
.nav-link--dropdown {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    gap: var(--ifs-space-xs);
}

.nav-link__chevron {
    transition: transform var(--ifs-transition-fast);
    flex-shrink: 0;
}

.nav-link--dropdown[aria-expanded="true"] .nav-link__chevron {
    transform: rotate(180deg);
}

/* Submenu */
.nav-item--has-sub {
    position: relative;
}

.nav__sub {
    display: none;
    list-style: none;
    padding: var(--ifs-space-xs) 0;
    margin: 0;
}

.nav__sub .nav-link {
    font-size: var(--ifs-font-size-sm);
    padding: var(--ifs-space-sm) var(--ifs-space-lg);
    color: var(--ifs-text-muted);
    display: block;
    text-decoration: none;
    border-radius: var(--ifs-radius-sm);
    transition: color var(--ifs-transition-fast), background-color var(--ifs-transition-fast);
    white-space: nowrap;
}

.nav__sub .nav-link:hover,
.nav__sub .nav-link:focus-visible {
    color: var(--ifs-primary);
    background-color: rgba(var(--ifs-primary-rgb), 0.08);
}

/* Mobile: submenu ouvert sous le heading */
.nav-item--has-sub.nav-item--open > .nav__sub {
    display: block;
}

/* Desktop: dropdown flottant */
@media (min-width: 48em) {
    .nav__sub {
        position: absolute;
        top: 100%;
        right: 0;
        min-width: 200px;
        background-color: var(--ifs-surface);
        border: 1px solid var(--ifs-border);
        border-radius: var(--ifs-radius-md);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        padding: var(--ifs-space-sm);
        z-index: 1000;
    }

    [data-theme="dark"] .nav__sub {
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    }

    .nav__sub .nav-link {
        padding: var(--ifs-space-sm) var(--ifs-space-md);
        border-radius: var(--ifs-radius-sm);
    }
}

/* Actions header */
.header__actions {
    display: flex;
    align-items: center;
    gap: var(--ifs-space-sm);
    flex-shrink: 0;
}

/* TeamViewer remote support link */
.header__teamviewer {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--ifs-radius-full);
    transition: background-color var(--ifs-transition-fast);
}

.header__teamviewer img {
    opacity: 0.5;
    filter: grayscale(1) brightness(0.7);
    transition: opacity var(--ifs-transition-fast), filter var(--ifs-transition-fast);
}

[data-theme="dark"] .header__teamviewer img {
    filter: grayscale(1) brightness(2);
}

.header__teamviewer:hover {
    background-color: rgba(var(--ifs-primary-rgb), 0.1);
}

.header__teamviewer:hover img {
    opacity: 1;
    filter: none;
}

/* Toggle dark mode */
.header__dark-mode {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--ifs-radius-full);
    color: var(--ifs-text-muted);
    transition: color var(--ifs-transition-fast), background-color var(--ifs-transition-fast);
}

.header__dark-mode:hover,
.header__dark-mode:focus-visible {
    color: var(--ifs-primary);
    background-color: rgba(var(--ifs-primary-rgb), 0.1);
}

.header__dark-mode-icon--moon {
    display: none;
}

[data-theme="dark"] .header__dark-mode-icon--sun {
    display: none;
}

[data-theme="dark"] .header__dark-mode-icon--moon {
    display: block;
}

/* Bouton login/user */
.header__user-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--ifs-radius-full);
    color: var(--ifs-text-muted);
    text-decoration: none;
    transition: color var(--ifs-transition-fast), background-color var(--ifs-transition-fast);
}

.header__user-btn:hover,
.header__user-btn:focus-visible {
    color: var(--ifs-primary);
    background-color: rgba(var(--ifs-primary-rgb), 0.1);
}

/* User menu (logged in) */
.header__user-menu { position: relative; }
.header__user-btn--logged { color: var(--ifs-primary); }
.header__user-dropdown {
    display: none; position: absolute; right: 0; top: calc(100% + 8px);
    background: var(--ifs-surface); border: 1px solid var(--ifs-border);
    border-radius: 12px; box-shadow: 0 8px 32px rgba(0,0,0,0.18);
    min-width: 200px; padding: 0.75rem 0; z-index: 1000;
}
[data-theme="dark"] .header__user-dropdown { border-color: rgba(255,255,255,0.08); }
.header__user-dropdown.is-open { display: block; }
.header__user-dropdown-name {
    padding: 0.5rem 1.25rem 0.75rem; font-size: 0.8125rem; font-weight: 600;
    color: var(--ifs-text); border-bottom: 1px solid var(--ifs-border);
    margin-bottom: 0.5rem;
}
.header__user-dropdown-link {
    display: flex; align-items: center; gap: 0.625rem;
    padding: 0.625rem 1.25rem; font-size: 0.875rem; color: var(--ifs-text-muted);
    text-decoration: none; transition: all 0.15s;
}
.header__user-dropdown-link:hover { color: var(--ifs-primary); background: rgba(var(--ifs-primary-rgb), 0.06); }
.header__user-dropdown-link--logout:hover { color: #ef4444; background: rgba(239,68,68,0.06); }

/* Hamburger */
.header__hamburger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    gap: 5px;
    border-radius: var(--ifs-radius-sm);
    transition: background-color var(--ifs-transition-fast);
}

.header__hamburger:hover,
.header__hamburger:focus-visible {
    background-color: rgba(var(--ifs-primary-rgb), 0.1);
}

.header__hamburger-line {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--ifs-text);
    border-radius: var(--ifs-radius-full);
    transition: transform var(--ifs-transition-base), opacity var(--ifs-transition-base);
}

/* Hamburger ouvert */
.header--menu-open .header__hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.header--menu-open .header__hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.header--menu-open .header__hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Menu mobile ouvert */
.header--menu-open .header__nav {
    display: flex;
    position: fixed;
    top: var(--ifs-header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--ifs-bg);
    z-index: 999;
    padding: var(--ifs-space-xl);
    overflow-y: auto;
}

.header--menu-open .header__nav .nav {
    flex-direction: column;
    align-items: stretch;
    gap: var(--ifs-space-xs);
    width: 100%;
}

.header--menu-open .header__nav .nav-link {
    font-size: var(--ifs-font-size-lg);
    padding: var(--ifs-space-md) var(--ifs-space-lg);
    border-radius: var(--ifs-radius-md);
}

.header--menu-open .nav__sub {
    padding-left: var(--ifs-space-lg);
}

.header--menu-open .nav__sub .nav-link {
    font-size: var(--ifs-font-size-base);
    padding: var(--ifs-space-sm) var(--ifs-space-lg);
}

/* ================================================================
   7. HERO
   ================================================================ */

.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: var(--ifs-header-height);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, transparent, var(--ifs-bg-alt));
    z-index: 1;
    pointer-events: none;
}

.hero__background {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
        rgba(var(--ifs-primary-rgb), 0.05) 0%,
        rgba(var(--ifs-secondary-rgb), 0.03) 50%,
        rgba(var(--ifs-primary-rgb), 0.08) 100%
    );
    z-index: 0;
}

.hero__background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 80%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--ifs-primary-rgb), 0.12) 0%, transparent 70%);
}

.hero__background::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -20%;
    width: 60%;
    height: 60%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--ifs-secondary-rgb), 0.1) 0%, transparent 70%);
}

[data-theme="dark"] .hero__background {
    background: linear-gradient(135deg,
        rgba(var(--ifs-primary-rgb), 0.08) 0%,
        rgba(var(--ifs-secondary-rgb), 0.04) 50%,
        rgba(var(--ifs-primary-rgb), 0.1) 100%
    );
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--ifs-space-sm);
    padding: var(--ifs-space-xs) var(--ifs-space-md);
    background: rgba(var(--ifs-primary-rgb), 0.1);
    color: var(--ifs-primary);
    border-radius: var(--ifs-radius-full);
    font-size: var(--ifs-font-size-sm);
    font-weight: var(--ifs-font-weight-semibold);
    margin-bottom: var(--ifs-space-lg);
    border: 1px solid rgba(var(--ifs-primary-rgb), 0.2);
}

.hero__title {
    font-size: var(--ifs-h1);
    font-weight: var(--ifs-font-weight-bold);
    letter-spacing: -0.03em;
    margin-bottom: var(--ifs-space-lg);
    line-height: 1.1;
}

.hero__title-highlight {
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero__subtitle {
    font-size: var(--ifs-font-size-xl);
    color: var(--ifs-text-muted);
    margin-bottom: var(--ifs-space-2xl);
    max-width: 600px;
    margin-inline: auto;
    line-height: var(--ifs-line-height);
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--ifs-space-md);
}

/* Indicateur de scroll */
.hero__scroll-indicator {
    position: absolute;
    bottom: var(--ifs-space-xl);
    left: 50%;
    transform: translateX(-50%);
    color: var(--ifs-text-muted);
    opacity: 0.6;
    animation: heroScrollBounce 2s ease-in-out infinite;
}

/* Animations Hero */
[data-animations="true"] .hero__badge {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.6s ease forwards 0.2s;
}

[data-animations="true"] .hero__title {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.6s ease forwards 0.4s;
}

[data-animations="true"] .hero__subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.6s ease forwards 0.6s;
}

[data-animations="true"] .hero__cta {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.6s ease forwards 0.8s;
}

@keyframes heroFadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroScrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ================================================================
   8. SECTION A PROPOS
   ================================================================ */

.about {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ifs-space-2xl);
    align-items: center;
}

.about__image {
    position: relative;
    border-radius: var(--ifs-radius-lg);
    overflow: hidden;
    box-shadow: var(--ifs-shadow-lg);
    background: #0f1b2d;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about__image img {
    width: 100%;
    height: auto;
    display: block;
}

.about__image::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--ifs-radius-lg);
    border: 2px solid rgba(var(--ifs-primary-rgb), 0.2);
    pointer-events: none;
}

/* Badges visuels en attendant une vraie image */
.about__image--badges {
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.06), rgba(var(--ifs-secondary-rgb), 0.06));
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--ifs-space-md);
    padding: var(--ifs-space-2xl) var(--ifs-space-xl);
}

.about__badge {
    display: inline-flex;
    align-items: center;
    padding: var(--ifs-space-sm) var(--ifs-space-lg);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: var(--ifs-font-weight-semibold);
    font-family: 'Courier New', monospace;
    letter-spacing: 0.03em;
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.15), rgba(var(--ifs-secondary-rgb), 0.1));
    color: var(--ifs-primary);
    border: 1px solid rgba(var(--ifs-primary-rgb), 0.2);
    box-shadow: 0 2px 8px rgba(var(--ifs-primary-rgb), 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about__badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(var(--ifs-primary-rgb), 0.15);
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: var(--ifs-space-lg);
}

.about__text {
    color: var(--ifs-text-muted);
    font-size: var(--ifs-font-size-lg);
    line-height: var(--ifs-line-height);
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ifs-space-lg);
    margin-top: var(--ifs-space-md);
}

.about__stat {
    text-align: center;
    padding: var(--ifs-space-lg);
    border-radius: var(--ifs-radius-md);
    background: var(--ifs-bg-elevated);
    box-shadow: var(--ifs-shadow-sm);
    border: 1px solid var(--ifs-border-light);
}

.about__stat-number {
    display: block;
    font-size: var(--ifs-h2);
    font-weight: var(--ifs-font-weight-bold);
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: var(--ifs-space-xs);
}

.about__stat-label {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    font-weight: var(--ifs-font-weight-medium);
}

/* ================================================================
   9. SERVICES
   ================================================================ */

.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ifs-space-md);
    margin-inline: auto;
}

.service-card {
    position: relative;
    padding: var(--ifs-space-lg);
    font-size: var(--ifs-font-size-sm);
    background: var(--ifs-bg-elevated);
    border-radius: var(--ifs-radius-lg);
    border: 1px solid var(--ifs-border-light);
    box-shadow: var(--ifs-shadow-sm);
    transition: transform var(--ifs-transition-base), box-shadow var(--ifs-transition-base), border-color var(--ifs-transition-base);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--ifs-primary), var(--ifs-secondary));
    opacity: 0;
    transition: opacity var(--ifs-transition-base);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ifs-shadow-lg);
    border-color: rgba(var(--ifs-primary-rgb), 0.2);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--ifs-radius-md);
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.1), rgba(var(--ifs-secondary-rgb), 0.1));
    color: var(--ifs-primary);
    margin-bottom: var(--ifs-space-md);
    font-size: 0;
}

.service-card__icon::after {
    content: '';
    display: block;
    width: 24px;
    height: 24px;
    background: currentColor;
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}

/* Icône : Services informatiques (moniteur) */
.service-card:nth-child(1) .service-card__icon::after {
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='3' width='20' height='14' rx='2' ry='2'/%3E%3Cline x1='8' y1='21' x2='16' y2='21'/%3E%3Cline x1='12' y1='17' x2='12' y2='21'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='3' width='20' height='14' rx='2' ry='2'/%3E%3Cline x1='8' y1='21' x2='16' y2='21'/%3E%3Cline x1='12' y1='17' x2='12' y2='21'/%3E%3C/svg%3E");
}

/* Icône : Création de sites web (code) */
.service-card:nth-child(2) .service-card__icon::after {
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='16 18 22 12 16 6'/%3E%3Cpolyline points='8 6 2 12 8 18'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='16 18 22 12 16 6'/%3E%3Cpolyline points='8 6 2 12 8 18'/%3E%3C/svg%3E");
}

/* Icône : Formation (livre) */
.service-card:nth-child(3) .service-card__icon::after {
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 3h6a4 4 0 0 1 4 4v14a3 3 0 0 0-3-3H2z'/%3E%3Cpath d='M22 3h-6a4 4 0 0 0-4 4v14a3 3 0 0 1 3-3h7z'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M2 3h6a4 4 0 0 1 4 4v14a3 3 0 0 0-3-3H2z'/%3E%3Cpath d='M22 3h-6a4 4 0 0 0-4 4v14a3 3 0 0 1 3-3h7z'/%3E%3C/svg%3E");
}

/* Icône : IA et automatisation (cerveau/zap) */
.service-card:nth-child(4) .service-card__icon::after {
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolygon points='13 2 3 14 12 14 11 22 21 10 12 10 13 2'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolygon points='13 2 3 14 12 14 11 22 21 10 12 10 13 2'/%3E%3C/svg%3E");
}

.service-card__icon svg {
    width: 24px;
    height: 24px;
}

.service-card__title {
    font-size: var(--ifs-h3);
    font-weight: var(--ifs-font-weight-semibold);
    margin-bottom: var(--ifs-space-md);
}

.service-card__text {
    color: var(--ifs-text-muted);
    line-height: var(--ifs-line-height);
}

.service-card__text ul {
    margin-top: var(--ifs-space-sm);
    display: flex;
    flex-direction: column;
    gap: var(--ifs-space-sm);
}

.service-card__text li {
    position: relative;
    padding-left: var(--ifs-space-lg);
}

.service-card__text li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 8px;
    height: 8px;
    border-radius: var(--ifs-radius-full);
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-secondary));
}

/* ================================================================
   10. TEMOIGNAGES
   ================================================================ */

.testimonials__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ifs-space-xl);
}

.testimonial-card {
    padding: var(--ifs-space-2xl);
    background: var(--ifs-bg-elevated);
    border-radius: var(--ifs-radius-lg);
    border: 1px solid var(--ifs-border-light);
    box-shadow: var(--ifs-shadow-sm);
    position: relative;
}

.testimonial-card__quote-mark {
    position: absolute;
    top: var(--ifs-space-lg);
    right: var(--ifs-space-xl);
    font-size: 4rem;
    line-height: 1;
    color: rgba(var(--ifs-primary-rgb), 0.1);
    font-family: Georgia, serif;
    pointer-events: none;
}

.testimonial-card__text {
    font-size: var(--ifs-font-size-lg);
    color: var(--ifs-text);
    font-style: italic;
    line-height: var(--ifs-line-height);
    margin-bottom: var(--ifs-space-xl);
    position: relative;
    z-index: 1;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--ifs-space-md);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--ifs-radius-full);
    object-fit: cover;
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.2), rgba(var(--ifs-secondary-rgb), 0.2));
}

.testimonial-card__name {
    font-weight: var(--ifs-font-weight-semibold);
    font-size: var(--ifs-font-size-base);
}

.testimonial-card__role {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
}

/* ================================================================
   11. BLOG TEASER
   ================================================================ */

.blog-teaser__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ifs-space-xl);
}

.blog-card {
    background: var(--ifs-bg-elevated);
    border-radius: var(--ifs-radius-lg);
    border: 1px solid var(--ifs-border-light);
    box-shadow: var(--ifs-shadow-sm);
    overflow: hidden;
    transition: transform var(--ifs-transition-base), box-shadow var(--ifs-transition-base);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ifs-shadow-lg);
}

.blog-card__image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--ifs-transition-slow);
}

.blog-card:hover .blog-card__image img {
    transform: scale(1.05);
}

.blog-card__body {
    padding: var(--ifs-space-xl);
}

.blog-card__date {
    font-size: var(--ifs-font-size-xs);
    color: var(--ifs-primary);
    font-weight: var(--ifs-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--ifs-space-sm);
}

.blog-card__title {
    font-size: var(--ifs-h4);
    font-weight: var(--ifs-font-weight-semibold);
    margin-bottom: var(--ifs-space-sm);
    line-height: var(--ifs-line-height-tight);
}

.blog-card__title a {
    color: var(--ifs-text);
    text-decoration: none;
    transition: color var(--ifs-transition-fast);
}

.blog-card__title a:hover {
    color: var(--ifs-primary);
}

.blog-card__excerpt {
    color: var(--ifs-text-muted);
    font-size: var(--ifs-font-size-sm);
    line-height: var(--ifs-line-height);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__readmore {
    display: inline-flex;
    align-items: center;
    gap: var(--ifs-space-xs);
    margin-top: var(--ifs-space-md);
    font-size: var(--ifs-font-size-sm);
    font-weight: var(--ifs-font-weight-semibold);
    color: var(--ifs-primary);
    transition: gap var(--ifs-transition-fast);
}

.blog-card__readmore:hover {
    gap: var(--ifs-space-sm);
}

.blog-card__readmore svg {
    width: 16px;
    height: 16px;
}

/* ================================================================
   12. CONTACT
   ================================================================ */

.contact {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ifs-space-2xl);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--ifs-space-xl);
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--ifs-space-md);
}

.contact__info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: var(--ifs-radius-md);
    background: rgba(var(--ifs-primary-rgb), 0.1);
    color: var(--ifs-primary);
    font-size: 0;
}

.contact__info-icon::after {
    content: '';
    display: block;
    width: 20px;
    height: 20px;
    background: currentColor;
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}

/* Icône adresse (map-pin) */
.contact__info-item:nth-child(1) .contact__info-icon::after {
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E");
}

/* Icône email (mail) */
.contact__info-item:nth-child(2) .contact__info-icon::after {
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3E%3Cpolyline points='22,6 12,13 2,6'/%3E%3C/svg%3E");
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3E%3Cpolyline points='22,6 12,13 2,6'/%3E%3C/svg%3E");
}

.contact__info-icon svg {
    width: 20px;
    height: 20px;
}

.contact__info-label {
    font-weight: var(--ifs-font-weight-semibold);
    font-size: var(--ifs-font-size-sm);
    margin-bottom: var(--ifs-space-2xs);
}

.contact__info-value {
    color: var(--ifs-text-muted);
}

.contact__info-value a {
    color: var(--ifs-text-muted);
}

.contact__info-value a:hover {
    color: var(--ifs-primary);
}

/* Formulaire de contact */
.contact__form {
    background: var(--ifs-bg-elevated);
    padding: var(--ifs-space-2xl);
    border-radius: var(--ifs-radius-lg);
    border: 1px solid var(--ifs-border-light);
    box-shadow: var(--ifs-shadow-sm);
}

.form-group {
    margin-bottom: var(--ifs-space-lg);
}

.form-group label {
    display: block;
    font-size: var(--ifs-font-size-sm);
    font-weight: var(--ifs-font-weight-medium);
    margin-bottom: var(--ifs-space-sm);
    color: var(--ifs-text);
}

.form-control {
    width: 100%;
    padding: var(--ifs-space-sm) var(--ifs-space-md);
    font-size: var(--ifs-font-size-base);
    line-height: var(--ifs-line-height);
    color: var(--ifs-text);
    background-color: var(--ifs-bg);
    border: 1px solid var(--ifs-border);
    border-radius: var(--ifs-radius-sm);
    transition: border-color var(--ifs-transition-fast), box-shadow var(--ifs-transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.form-control:focus {
    outline: none;
    border-color: var(--ifs-primary);
    box-shadow: 0 0 0 3px rgba(var(--ifs-primary-rgb), 0.15);
}

.form-control::placeholder {
    color: var(--ifs-text-muted);
    opacity: 0.7;
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--ifs-space-sm);
    margin-bottom: var(--ifs-space-lg);
}

.form-check input[type="checkbox"] {
    margin-top: 3px;
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    accent-color: var(--ifs-primary);
}

.form-check label {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    line-height: 1.4;
}

/* ================================================================
   13. FOOTER
   ================================================================ */

.footer {
    background-color: var(--ifs-bg-alt);
    border-top: 1px solid var(--ifs-border);
    padding-top: var(--ifs-space-3xl);
}

[data-theme="dark"] .footer {
    background-color: #0c1322;
}

.footer__container {
    padding-bottom: var(--ifs-space-2xl);
}

.footer__container > .mod-custom,
.footer__container > .custom {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ifs-space-2xl);
}

.footer__brand {
    max-width: 300px;
}

.footer__brand-name {
    font-size: var(--ifs-font-size-xl);
    font-weight: var(--ifs-font-weight-bold);
    margin-bottom: var(--ifs-space-md);
    color: var(--ifs-text);
}

.footer__brand-desc {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    line-height: var(--ifs-line-height);
}

.footer__heading {
    font-size: var(--ifs-font-size-sm);
    font-weight: var(--ifs-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ifs-text);
    margin-bottom: var(--ifs-space-lg);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--ifs-space-sm);
}

.footer__links a {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    transition: color var(--ifs-transition-fast);
}

.footer__links a:hover {
    color: var(--ifs-primary);
}

.footer__social {
    display: flex;
    gap: var(--ifs-space-sm);
}

.footer__social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--ifs-radius-full);
    color: var(--ifs-text-muted);
    background: rgba(var(--ifs-primary-rgb), 0.05);
    transition: color var(--ifs-transition-fast), background-color var(--ifs-transition-fast);
}

.footer__social-link:hover {
    color: var(--ifs-text-inverse);
    background-color: var(--ifs-primary);
}

.footer__social-link svg {
    width: 18px;
    height: 18px;
}

.footer__bottom {
    border-top: 1px solid var(--ifs-border);
    padding-block: var(--ifs-space-lg);
}

.footer__copyright {
    font-size: var(--ifs-font-size-sm);
    color: var(--ifs-text-muted);
    text-align: center;
}

/* ================================================================
   14. COMPOSANTS REUTILISABLES
   ================================================================ */

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--ifs-space-sm);
    padding: 0.75rem 1.75rem;
    font-size: var(--ifs-font-size-base);
    font-weight: var(--ifs-font-weight-semibold);
    line-height: 1;
    border-radius: var(--ifs-radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--ifs-transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--ifs-primary);
    outline-offset: 2px;
}

.btn--primary {
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-primary-dark));
    color: var(--ifs-text-inverse);
    border-color: var(--ifs-primary);
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--ifs-primary-light), var(--ifs-primary));
    border-color: var(--ifs-primary-light);
    color: var(--ifs-text-inverse);
    transform: translateY(-2px);
    box-shadow: var(--ifs-shadow-md);
}

[data-theme="dark"] .btn--primary {
    color: #0f172a;
}

.btn--secondary {
    background: transparent;
    color: var(--ifs-primary);
    border-color: var(--ifs-primary);
}

.btn--secondary:hover {
    background: var(--ifs-primary);
    color: var(--ifs-text-inverse);
    transform: translateY(-2px);
    box-shadow: var(--ifs-shadow-md);
}

[data-theme="dark"] .btn--secondary:hover {
    color: #0f172a;
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: var(--ifs-font-size-lg);
}

.btn--sm {
    padding: 0.5rem 1.25rem;
    font-size: var(--ifs-font-size-sm);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--ifs-space-2xs) var(--ifs-space-sm);
    font-size: var(--ifs-font-size-xs);
    font-weight: var(--ifs-font-weight-semibold);
    border-radius: var(--ifs-radius-full);
    background: rgba(var(--ifs-primary-rgb), 0.1);
    color: var(--ifs-primary);
}

/* Retour en haut */
.back-to-top {
    position: fixed;
    bottom: var(--ifs-space-xl);
    right: var(--ifs-space-xl);
    z-index: 900;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--ifs-primary);
    color: var(--ifs-text-inverse);
    border-radius: var(--ifs-radius-full);
    box-shadow: var(--ifs-shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity var(--ifs-transition-base), visibility var(--ifs-transition-base), transform var(--ifs-transition-base);
}

.back-to-top:hover {
    background: var(--ifs-primary-dark);
    color: var(--ifs-text-inverse);
    transform: translateY(-2px);
}

.back-to-top--visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

[data-theme="dark"] .back-to-top {
    color: #0f172a;
}

/* ================================================================
   15. PAGE ERREUR
   ================================================================ */

.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
}

.error-page__code {
    font-size: clamp(5rem, 15vw, 12rem);
    font-weight: var(--ifs-font-weight-bold);
    line-height: 1;
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--ifs-space-md);
}

.error-page__title {
    font-size: var(--ifs-h2);
    margin-bottom: var(--ifs-space-md);
}

.error-page__message {
    color: var(--ifs-text-muted);
    font-size: var(--ifs-font-size-lg);
    margin-bottom: var(--ifs-space-2xl);
    max-width: 500px;
    margin-inline: auto;
}

/* ================================================================
   16. PAGE OFFLINE
   ================================================================ */

.offline-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
}

.offline-page__container {
    max-width: 400px;
}

.offline-page__title {
    font-size: var(--ifs-h2);
    margin-bottom: var(--ifs-space-lg);
}

.offline-page__message {
    color: var(--ifs-text-muted);
    margin-bottom: var(--ifs-space-2xl);
}

.offline-page__form {
    text-align: left;
}

/* ================================================================
   17. UTILITAIRES
   ================================================================ */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center { text-align: center; }
.text-gradient {
    background: linear-gradient(135deg, var(--ifs-primary), var(--ifs-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ================================================================
   18. PARTICLE NETWORK CANVAS
   ================================================================ */

.hero__particles {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero:hover .hero__particles {
    pointer-events: auto;
}

/* ================================================================
   19. CODE RAIN (Services background)
   ================================================================ */

.code-rain {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.code-rain__symbol {
    position: absolute;
    top: -30px;
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--ifs-primary);
    animation: codeFloat linear infinite;
    white-space: nowrap;
    user-select: none;
}

@keyframes codeFloat {
    0% {
        transform: translateY(-30px) rotate(0deg);
    }
    100% {
        transform: translateY(calc(100vh + 30px)) rotate(15deg);
    }
}

/* ================================================================
   20. ENHANCED SERVICE CARD ANIMATIONS
   ================================================================ */

.service-card {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
}

.service-card__icon {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.4s ease;
}

.service-card:hover .service-card__icon {
    transform: scale(1.1) rotate(-5deg);
    background: linear-gradient(135deg, rgba(var(--ifs-primary-rgb), 0.2), rgba(var(--ifs-secondary-rgb), 0.2));
}

/* Glow effect on hover */
.service-card:hover {
    box-shadow: var(--ifs-shadow-xl), 0 0 30px rgba(var(--ifs-primary-rgb), 0.08);
}

[data-theme="dark"] .service-card:hover {
    box-shadow: var(--ifs-shadow-xl), 0 0 40px rgba(var(--ifs-primary-rgb), 0.12);
}

/* Staggered reveal for service cards */
.services__grid .service-card:nth-child(1) { transition-delay: 0s; }
.services__grid .service-card:nth-child(2) { transition-delay: 0.08s; }
.services__grid .service-card:nth-child(3) { transition-delay: 0.16s; }
.services__grid .service-card:nth-child(4) { transition-delay: 0.24s; }
.services__grid .service-card:nth-child(5) { transition-delay: 0.32s; }

/* ================================================================
   21. TESTIMONIAL CARD ANIMATIONS
   ================================================================ */

.testimonial-card {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ifs-shadow-lg);
}

/* ================================================================
   22. BLOG CARD HOVER ENHANCEMENTS
   ================================================================ */

.blog-card {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.4s ease;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ifs-shadow-xl), 0 0 20px rgba(var(--ifs-primary-rgb), 0.06);
}

/* ================================================================
   23. BUTTON PULSE ANIMATION
   ================================================================ */

.btn--primary {
    position: relative;
    overflow: hidden;
}

.btn--primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transform: translateX(-100%);
    transition: none;
}

.btn--primary:hover::after {
    animation: btnShine 0.6s ease forwards;
}

@keyframes btnShine {
    to { transform: translateX(100%); }
}

/* ================================================================
   24. FLOATING GRADIENT ORBS (Hero)
   ================================================================ */

.hero__background::before {
    animation: orbFloat1 20s ease-in-out infinite;
}

.hero__background::after {
    animation: orbFloat2 25s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(5%, 8%) scale(1.05); }
    50% { transform: translate(-3%, -5%) scale(0.95); }
    75% { transform: translate(8%, -3%) scale(1.02); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-5%, 5%) scale(1.08); }
    66% { transform: translate(4%, -8%) scale(0.96); }
}

/* ================================================================
   25. SECTION TITLE GRADIENT ANIMATION
   ================================================================ */

.section__title::after {
    background-size: 200% 100%;
    background-image: linear-gradient(90deg, var(--ifs-primary), var(--ifs-secondary), var(--ifs-primary));
    animation: gradientSlide 3s ease-in-out infinite;
}

@keyframes gradientSlide {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ================================================================
   26. STAT NUMBER COUNT-UP STYLE
   ================================================================ */

.about__stat {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about__stat:hover {
    transform: translateY(-4px);
    box-shadow: var(--ifs-shadow-md);
}

.about__stat-number {
    background-size: 200% 200%;
    animation: statGradient 4s ease infinite;
}

@keyframes statGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ================================================================
   27. SCROLL REVEAL (enhanced)
   ================================================================ */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ================================================================
   19. PREFERS-REDUCED-MOTION
   ================================================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .hero__scroll-indicator {
        animation: none;
    }

    [data-animations="true"] .hero__badge,
    [data-animations="true"] .hero__title,
    [data-animations="true"] .hero__subtitle,
    [data-animations="true"] .hero__cta {
        opacity: 1;
        transform: none;
        animation: none;
    }

    .hero__particles,
    .code-rain {
        display: none;
    }
}

/* ================================================================
   20. RESPONSIVE
   ================================================================ */

/* --- 360px : mobile standard --- */
@media (min-width: 22.5em) {
    .about__stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- 768px : tablette --- */
@media (min-width: 48em) {
    .header__nav {
        display: flex;
    }

    .header__hamburger {
        display: none;
    }

    .about {
        grid-template-columns: 2fr 3fr;
    }

    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog-teaser__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact {
        grid-template-columns: 1fr 1fr;
    }

    .footer__container > .mod-custom,
    .footer__container > .custom {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

/* --- 1024px : petit desktop --- */
@media (min-width: 64em) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog-teaser__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact {
        grid-template-columns: 2fr 3fr;
    }

    .footer__container > .mod-custom,
    .footer__container > .custom {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

/* --- 1280px : desktop --- */
@media (min-width: 80em) {
    :root {
        --ifs-header-height: 80px;
    }

    .header__nav .nav-link {
        padding: var(--ifs-space-sm) var(--ifs-space-lg);
    }
}

/* --- 1440px : grand ecran --- */
@media (min-width: 90em) {
    :root {
        --ifs-container-max: 1320px;
    }
}

/* ================================================================
   21. JOOMLA SYSTEM OVERRIDES
   ================================================================ */

/* Messages systeme Joomla — toast notifications */
#system-message-container {
    position: fixed;
    top: calc(var(--ifs-header-height) + var(--ifs-space-lg));
    right: var(--ifs-space-lg);
    z-index: 9999;
    max-width: 380px;
    width: calc(100% - 2 * var(--ifs-space-lg));
}

#system-message-container joomla-alert {
    display: block !important;
    padding: 0.875rem 2.5rem 0.875rem 1.125rem !important;
    border-radius: 12px !important;
    margin-bottom: 0.5rem !important;
    font-size: 0.8125rem !important;
    font-family: var(--ifs-font-body) !important;
    font-weight: 500 !important;
    line-height: 1.4 !important;
    letter-spacing: 0.01em !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5) !important;
    backdrop-filter: none !important;
    border: none !important;
    animation: ifs-toast-in 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
    position: relative !important;
}

/* Masquer le heading (icone + label type) */
#system-message-container joomla-alert .alert-heading { display: none !important; }

/* Style du message */
#system-message-container joomla-alert .alert-wrapper,
#system-message-container joomla-alert .alert-message {
    margin: 0 !important;
    padding: 0 !important;
    padding-right: 1.5rem !important;
}

/* Bouton fermer */
#system-message-container joomla-alert .joomla-alert--close {
    position: absolute !important;
    top: 50% !important;
    right: 0.75rem !important;
    transform: translateY(-50%) !important;
    background: none !important;
    border: none !important;
    color: inherit !important;
    opacity: 0.4 !important;
    cursor: pointer !important;
    font-size: 1.25rem !important;
    line-height: 1 !important;
    padding: 0.25rem !important;
    transition: opacity 0.2s !important;
    width: auto !important;
    height: auto !important;
}
#system-message-container joomla-alert .joomla-alert--close:hover { opacity: 1 !important; }

@keyframes ifs-toast-in {
    from { opacity: 0; transform: translateX(30px) scale(0.96); }
    to { opacity: 1; transform: translateX(0) scale(1); }
}
@keyframes ifs-toast-out {
    from { opacity: 1; transform: translateX(0) scale(1); }
    to { opacity: 0; transform: translateX(30px) scale(0.96); }
}

/* Success — theme sombre */
#system-message-container joomla-alert[type="success"],
#system-message-container joomla-alert[type="message"] {
    background: #1a2e2a !important;
    color: #6ee7b7 !important;
}

/* Warning — theme sombre */
#system-message-container joomla-alert[type="warning"] {
    background: #2e2614 !important;
    color: #fcd34d !important;
}

/* Error — theme sombre */
#system-message-container joomla-alert[type="danger"],
#system-message-container joomla-alert[type="error"] {
    background: #2e1a1a !important;
    color: #fca5a5 !important;
}

/* Success — theme clair */
[data-theme="light"] #system-message-container joomla-alert[type="success"],
[data-theme="light"] #system-message-container joomla-alert[type="message"] {
    background: #ecfdf5 !important;
    color: #047857 !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1) !important;
}

[data-theme="light"] #system-message-container joomla-alert[type="warning"] {
    background: #fffbeb !important;
    color: #a16207 !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1) !important;
}

[data-theme="light"] #system-message-container joomla-alert[type="danger"],
[data-theme="light"] #system-message-container joomla-alert[type="error"] {
    background: #fef2f2 !important;
    color: #b91c1c !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1) !important;
}

/* Anciens styles .alert pour compatibilite */
.alert {
    padding: var(--ifs-space-md) var(--ifs-space-lg);
    border-radius: 14px;
    margin-bottom: var(--ifs-space-sm);
    font-size: var(--ifs-font-size-sm);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(16px);
}

.alert-message,
.alert-success {
    background: rgba(16, 185, 129, 0.12);
    color: #34d399;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.12);
    color: #fbbf24;
}

.alert-error,
.alert-danger {
    background: rgba(239, 68, 68, 0.12);
    color: #f87171;
}

[data-theme="light"] .alert-message,
[data-theme="light"] .alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

[data-theme="light"] .alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
}

[data-theme="light"] .alert-error,
[data-theme="light"] .alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}