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

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&display=swap');

:root {
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --gap: 10px;
    --header-height: 64px;
    --color-bg: #fafafa;
    --color-surface: #fff;
    --color-text: #222;
    --color-heading: #111;
    --color-meta: #888;
    --color-accent: #b8864e;
    --color-border: #e8e8e8;
    --color-header-gradient: rgba(250,250,250,0.9);
    --color-header-gradient-end: rgba(250,250,250,0);
    --card-shadow: 0 1px 4px rgba(0,0,0,0.06);
    --card-hover-shadow: 0 16px 48px rgba(0,0,0,0.15);
    --scrollbar-track: #fafafa;
    --scrollbar-thumb: #ccc;
    --scrollbar-thumb-hover: #aaa;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --color-bg: #0a0a0a;
        --color-surface: #151515;
        --color-text: #e8e8e8;
        --color-heading: #fff;
        --color-meta: #777;
        --color-accent: #d4a574;
        --color-border: #222;
        --color-header-gradient: rgba(10,10,10,0.9);
        --color-header-gradient-end: rgba(10,10,10,0);
        --card-shadow: none;
        --card-hover-shadow: 0 16px 48px rgba(0,0,0,0.4);
        --scrollbar-track: #0a0a0a;
        --scrollbar-thumb: #333;
        --scrollbar-thumb-hover: #555;
    }
}

[data-theme="dark"] {
    --color-bg: #0a0a0a;
    --color-surface: #151515;
    --color-text: #e8e8e8;
    --color-heading: #fff;
    --color-meta: #777;
    --color-accent: #d4a574;
    --color-border: #222;
    --color-header-gradient: rgba(10,10,10,0.9);
    --color-header-gradient-end: rgba(10,10,10,0);
    --card-shadow: none;
    --card-hover-shadow: 0 16px 48px rgba(0,0,0,0.4);
    --scrollbar-track: #0a0a0a;
    --scrollbar-thumb: #333;
    --scrollbar-thumb-hover: #555;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background 0.3s, color 0.3s;
    padding-top: 0;
    margin-top: 0;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: linear-gradient(to bottom, var(--color-header-gradient) 0%, var(--color-header-gradient-end) 100%);
    pointer-events: none;
    transition: background 0.3s, box-shadow 0.3s;
    padding-top: env(safe-area-inset-top);
}

.site-header.scrolled {
    background: var(--color-bg);
    box-shadow: 0 1px 0 var(--color-border);
}
.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    pointer-events: auto;
}

.site-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-heading);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.site-nav ul {
    display: flex;
    gap: 28px;
    list-style: none;
}

.site-nav a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-meta);
    transition: color 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.site-nav a:hover { color: var(--color-heading); opacity: 1; }

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-meta);
    transition: color 0.2s, border-color 0.2s;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.theme-toggle:hover {
    color: var(--color-heading);
    border-color: var(--color-meta);
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: inline; }

[data-theme="dark"] .theme-toggle .icon-sun { display: inline; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: inline; }
    :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

/* Masonry Grid */
.masonry {
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(var(--header-height) + 20px) 10px 10px;

    /* Masonry.js gère le layout */



}

@media (max-width: 900px) { .masonry .card, .masonry .grid-sizer { width: calc(50% - 5px); } }
@media (max-width: 500px) { .masonry .card, .masonry .grid-sizer { width: 100%; } }
@media (max-width: 768px) {
    .masonry {
        padding-top: 0;
    }
}

/* Masonry.js sizing */
.grid-sizer, .card {
    width: calc(33.333% - 7px);
}

/* Cards with hover overlay */
.card {
    margin-bottom: var(--gap);
    border-radius: 6px;
    overflow: hidden;
    break-inside: avoid;
    position: relative;
    cursor: pointer;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--card-hover-shadow);
}

.card a {
    display: block;
    position: relative;
    overflow: hidden;
}

.card img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s;
}

.card:hover img {
    transform: scale(1.1);
    filter: brightness(0.65);
}

.card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.card:hover .card-overlay {
    opacity: 1;
}

.card-overlay h2 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.3;
    color: #fff;
    margin-bottom: 6px;
}

.card-overlay-meta {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-overlay-meta span::before {
    content: " · ";
}

/* Pagination */
.pagination {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 var(--gap);
    display: flex;
    justify-content: center;
    gap: 20px;
    font-weight: 600;
    color: var(--color-meta);
}

.pagination a {
    color: var(--color-accent);
    transition: opacity 0.2s;
}

.pagination a:hover { opacity: 0.8; }

/* Single Post */
.single-post {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px 80px;
}

.post-header {
    text-align: center;
    margin-bottom: 32px;
}

.post-header h1 {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 12px;
    color: var(--color-heading);
}

.post-meta {
    color: var(--color-meta);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.post-feature-image {
    margin-bottom: 32px;
    border-radius: 8px;
    overflow: hidden;
}

.post-feature-image img {
    width: 100%;
    height: auto;
}

/* Ghost Content */
.gh-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
}

.gh-content > * + * { margin-top: 1.5em; }
.gh-content h2 { font-family: var(--font-heading); font-size: 1.6em; margin-top: 2em; color: var(--color-heading); }
.gh-content h3 { font-family: var(--font-heading); font-size: 1.3em; margin-top: 1.5em; color: var(--color-heading); }
.gh-content a { color: var(--color-accent); text-decoration: underline; }
.gh-content img { border-radius: 6px; }

.gh-canvas {
    --main: min(720px, 100% - 40px);
    --wide: minmax(0, calc((900px - 720px) / 2));
    --full: minmax(20px, 1fr);

    grid-template-columns:
        [full-start] var(--full)
        [wide-start] var(--wide)
        [main-start] var(--main) [main-end]
        var(--wide) [wide-end]
        var(--full) [full-end];
}

.gh-canvas > * { grid-column: main; }
.kg-width-wide { grid-column: wide; }
.kg-width-full { grid-column: full; }
.kg-width-full img { width: 100%; }

/* Ghost Cards */
.kg-card { margin-top: 1.5em; }
.kg-image-card img { margin: 0 auto; cursor: pointer; }
.kg-gallery-container { display: flex; flex-direction: column; width: 100%; }
.kg-gallery-row { display: flex; flex-direction: row; justify-content: center; }
.kg-gallery-image { flex: 1 1 0%; margin: 0 4px 8px; }
.kg-gallery-image:first-of-type { margin-left: 0; }
.kg-gallery-image:last-of-type { margin-right: 0; }
.kg-gallery-image img { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: 4px; cursor: pointer; }
.kg-bookmark-container { display: flex; border: 1px solid var(--color-border); border-radius: 6px; overflow: hidden; text-decoration: none; color: var(--color-text); }
.kg-bookmark-content { flex-grow: 1; padding: 20px; }
.kg-bookmark-title { font-weight: 700; font-size: 1rem; color: var(--color-heading); }
.kg-bookmark-description { margin-top: 8px; font-size: 0.85rem; color: var(--color-meta); }
.kg-bookmark-thumbnail { flex-shrink: 0; width: 200px; }
.kg-bookmark-thumbnail img { width: 100%; height: 100%; object-fit: cover; }
.kg-embed-card { display: flex; flex-direction: column; align-items: center; width: 100%; }
.kg-toggle-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 6px; padding: 20px; }
.kg-callout-card { border-radius: 6px; padding: 20px; display: flex; align-items: flex-start; }
.kg-callout-emoji { margin-right: 12px; font-size: 1.2em; }
.kg-btn { display: inline-block; padding: 10px 24px; background: var(--color-accent); color: #fff; border-radius: 6px; font-weight: 600; text-decoration: none; }

/* Footer */
.site-footer {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-meta);
    font-size: 0.8rem;
    border-top: 1px solid var(--color-border);
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-thumb-hover); }

@media (max-width: 600px) {
    .post-header h1 { font-size: 2rem; }
    .single-post { padding-top: calc(var(--header-height) + 20px); }
    .site-nav a { font-size: 0.75rem; }
    .header-inner { padding: 0 16px; }
    .card-overlay h2 { font-size: 1rem; }
    .card-overlay { padding: 14px; }
}