*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, p { margin: 0; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 1rem; }

/* Base visuelle pour tout champ non enveloppé dans .form-field */
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="file"]),
select,
textarea {
    width: 100%;
    padding: 0.7rem 0.95rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-elevated);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="file"]):hover,
select:hover,
textarea:hover { border-color: var(--color-text-muted); }
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="file"]):focus,
select:focus,
textarea:focus {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-secondary) 20%, transparent);
}
input[type="file"] {
    width: 100%;
    padding: 0.6rem 0.9rem;
    border: 1.5px dashed var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-elevated);
    color: var(--color-text-muted);
    cursor: pointer;
}
input[type="file"]::file-selector-button,
input[type="file"]::-webkit-file-upload-button {
    margin-right: var(--space-3);
    padding: 0.5rem 1.1rem;
    border: none;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: var(--color-text-inverse);
    font-family: inherit;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast);
}
input[type="file"]::file-selector-button:hover,
input[type="file"]::-webkit-file-upload-button:hover { background: var(--color-primary-hover); }

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-5);
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; letter-spacing: 0.01em; line-height: 1.1; }
h1 { font-size: clamp(2.1rem, 4.2vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); }
h3 { font-size: 1.2rem; letter-spacing: 0.02em; }
h4 { font-size: 1rem; letter-spacing: 0.02em; }
p { line-height: 1.65; }
.text-muted { color: var(--color-text-muted); }
strong { font-weight: 600; }
code {
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85em;
    background: var(--color-surface);
    padding: 0.15em 0.45em;
    border-radius: var(--radius-sm);
}
hr { border: none; border-top: 1px solid var(--color-border); margin: var(--space-4) 0; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.75rem 1.5rem;
    border-radius: 3px;
    border: 2px solid var(--color-ink);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease, border-color 120ms ease, color 120ms ease;
    white-space: nowrap;
    box-shadow: 3px 3px 0 var(--color-ink);
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--color-ink); }
.btn:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 var(--color-ink); }
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-outline { background: var(--color-bg-elevated); color: var(--color-text); }
.btn-outline:hover { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-accent { background: var(--color-accent); color: var(--color-text-inverse); }
.btn-accent:hover { filter: brightness(1.08); }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.08); }
.btn-danger-outline { background: var(--color-bg-elevated); border-color: var(--color-danger); color: var(--color-danger); box-shadow: 3px 3px 0 var(--color-danger); }
.btn-danger-outline:hover { background: var(--color-danger); color: #fff; box-shadow: 5px 5px 0 var(--color-danger); }
.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.8rem; box-shadow: 2px 2px 0 var(--color-ink); }
.btn-sm:hover { box-shadow: 3px 3px 0 var(--color-ink); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; pointer-events: none; box-shadow: none; }

a.btn-outline, a.btn-primary, a.btn-accent { text-decoration: none; }

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

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 0.3rem 0.7rem;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-info { background: var(--color-info-bg); color: var(--color-info); }

/* ---------- Liens texte (contenu éditorial, "voir plus"...) ---------- */
.link-underline { text-decoration: underline; text-underline-offset: 3px; }
::selection { background: var(--color-accent); color: var(--color-text-inverse); }

/* ---------- Scrollbar discrète (Webkit) ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-secondary); }

.skeleton {
    background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-border) 37%, var(--color-surface) 63%);
    background-size: 400% 100%;
    animation: skeleton-loading 1.4s ease infinite;
    border-radius: var(--radius-md);
}
@keyframes skeleton-loading {
    0% { background-position: 100% 50%; }
    100% { background-position: 0 50%; }
}

.fade-in { animation: fade-in var(--transition-base) ease both; }
@keyframes fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Animations d'entrée (héro + apparition au scroll) ---------- */
@media (prefers-reduced-motion: no-preference) {
    .fade-in-item {
        opacity: 0;
        transform: translateY(16px);
        animation: fade-in-item 0.7s cubic-bezier(0.16, 0.8, 0.24, 1) both;
        animation-delay: var(--d, 0ms);
    }
    @keyframes fade-in-item {
        to { opacity: 1; transform: translateY(0); }
    }

    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.16, 0.8, 0.24, 1), transform 0.6s cubic-bezier(0.16, 0.8, 0.24, 1);
    }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }

    .reveal-stagger > * {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.5s ease-out, transform 0.5s ease-out;
    }
    .reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
    .reveal-stagger > *:nth-child(1) { transition-delay: 0ms; }
    .reveal-stagger > *:nth-child(2) { transition-delay: 60ms; }
    .reveal-stagger > *:nth-child(3) { transition-delay: 120ms; }
    .reveal-stagger > *:nth-child(4) { transition-delay: 180ms; }
    .reveal-stagger > *:nth-child(5) { transition-delay: 240ms; }
    .reveal-stagger > *:nth-child(6) { transition-delay: 300ms; }
    .reveal-stagger > *:nth-child(7) { transition-delay: 360ms; }
    .reveal-stagger > *:nth-child(8) { transition-delay: 420ms; }
}

.toast-container {
    position: fixed;
    top: var(--space-5);
    right: var(--space-5);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}
.toast {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    min-width: 260px;
    animation: toast-in var(--transition-base) ease both;
}
.toast.toast-success { border-left-color: var(--color-success); }
.toast.toast-error { border-left-color: var(--color-danger); }
@keyframes toast-in {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(23, 20, 18, 0.5);
    display: flex; align-items: center; justify-content: center;
    z-index: 900;
    animation: fade-in var(--transition-fast) ease both;
}
.modal {
    background: var(--color-bg-elevated);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-6);
    max-width: 480px;
    width: 92%;
}

@media (max-width: 768px) {
    .container { padding-inline: var(--space-4); }
}