/* ============================================================
   LA PAMPA — Design System
   Palette: #F5F5F5 · #0A0A0A · #E52E5E
   ============================================================ */

/* ── FONTS ── */
@font-face {
    font-family: "AlteHaasGrotesk";
    src: url("fonts/AlteHaasGroteskRegular.woff") format("woff");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "AlteHaasGrotesk";
    src: url("fonts/AlteHaasGroteskBold.woff") format("woff");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ── CSS VARIABLES ── */
:root {
    --font-display: "AlteHaasGrotesk", sans-serif;
    --font-body:    "neue-haas-grotesk-display", sans-serif;

    --bg:           #F5F5F5;
    --bg-secondary: #EBEBEB;
    --surface:      #FFFFFF;
    --text:         #0A0A0A;
    --text-muted:   #6B6B6B;
    --text-faint:   #ABABAB;
    --border:       rgba(10, 10, 10, 0.10);
    --border-solid: #DCDCDC;
    --glass-bg:     rgba(245, 245, 245, 0.72);
    --glass-border: rgba(10, 10, 10, 0.08);
    --accent:       #E52E5E;
    --accent-dim:   rgba(229, 46, 94, 0.12);
    --shadow:       0 4px 24px rgba(0, 0, 0, 0.07);
    --shadow-lg:    0 8px 40px rgba(0, 0, 0, 0.10);
    --transition:   0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
    --bg:           #0A0A0A;
    --bg-secondary: #141414;
    --surface:      #111111;
    --text:         #F5F5F5;
    --text-muted:   #888888;
    --text-faint:   #444444;
    --border:       rgba(245, 245, 245, 0.08);
    --border-solid: #252525;
    --glass-bg:     rgba(10, 10, 10, 0.72);
    --glass-border: rgba(245, 245, 245, 0.06);
    --accent:       #E52E5E;
    --accent-dim:   rgba(229, 46, 94, 0.15);
    --shadow:       0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg:    0 8px 40px rgba(0, 0, 0, 0.6);
}

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

/* ── BODY ── */
body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    overflow: hidden;
    cursor: grab;
    transition: background var(--transition), color var(--transition);
}

body.dragging {
    cursor: grabbing;
}


/* ── THEME TOGGLE ── */
#theme-toggle {
    position: fixed;
    top: 24px;
    right: 24px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    transition: background var(--transition), border var(--transition), transform 0.2s ease;
    color: var(--text);
    font-size: 16px;
}

#theme-toggle:hover {
    transform: scale(1.08);
    border-color: var(--accent);
}

/* ── RECENTER BUTTON (world-exploration) ── */
#recenter-btn {
    position: fixed;
    top: 24px;
    right: 72px; /* 24px + 40px + 8px gap */
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    transition: background var(--transition), border var(--transition), transform 0.2s ease;
    color: var(--text);
}

#recenter-btn:hover {
    transform: scale(1.08);
    border-color: var(--accent);
}

/* ── BACK BUTTON ── */
#back-button {
    position: fixed;
    top: 24px;
    left: 24px;
    padding: 10px 22px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    box-shadow: var(--shadow);
    color: var(--text);
    text-decoration: none;
    font-size: 13px;
    font-family: var(--font-display);
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 100;
}

#back-button:hover {
    color: var(--accent);
    border-color: var(--accent-dim);
}

/* ── CANVAS ── */
#canvas {
    width: 100vw;
    height: 100vh;
    display: block;
    transition: background var(--transition);
}

/* ── ARTICLE CARDS (world-exploration) ── */
.window {
    position: absolute;
    width: 180px;
    height: 180px;
    background: var(--surface);
    border: 1px solid var(--border-solid);
    cursor: pointer;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.window-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.window-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--surface);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
    text-align: center;
}

.window:hover .window-overlay {
    opacity: 0.97;
}

.window:hover .window-image {
    transform: scale(1.06);
}

/* accent bar on hover */
.window::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.window:hover::after {
    transform: scaleX(1);
}

.window-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 4px;
    line-height: 1.3;
}

.window-description {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ── MODAL ── */
#modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.45);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow: hidden;
    padding: 0;
}

#modal.active {
    display: flex;
    animation: fadeIn 0.25s ease;
}

.modal-content {
    background: var(--surface);
    color: var(--text);
    max-width: 1100px;
    width: 92vw;
    border: 1px solid var(--border-solid);
    border-radius: 10px;
    position: relative;
    animation: modalIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

/* Layout 2 colonnes — activé si l'article a une galerie ou vidéo */
.modal-inner {
    display: grid;
    grid-template-columns: 1fr;
    height: 88vh;
}

.modal-content.has-gallery .modal-inner {
    grid-template-columns: 1.3fr 1fr;
}

.modal-image-col {
    display: none;
    overflow-y: auto;
    flex-direction: column;
}

.modal-content.has-gallery .modal-image-col {
    display: flex;
}

#modal-gallery {
    padding: 0;
}

.modal-text-col {
    padding: 40px 40px 40px 40px;
    overflow-y: auto;
    position: relative;
}

.modal-content.has-gallery .modal-text-col {
    padding: 40px 40px 40px 36px;
    border-left: 1px solid var(--border-solid);
}

@media (max-width: 700px) {
    #modal {
        overflow-y: auto;
        padding: 20px;
        align-items: flex-start;
    }
    .modal-inner,
    .modal-content.has-gallery .modal-inner {
        grid-template-columns: 1fr;
        height: auto;
    }
    .modal-image-col,
    .modal-content.has-gallery .modal-image-col {
        display: flex;
        min-height: 220px;
        max-height: 260px;
    }
    .modal-text-col,
    .modal-content.has-gallery .modal-text-col {
        overflow-y: visible;
        max-height: none;
        border-left: none;
        border-top: 1px solid var(--border-solid);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 18px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    font-family: var(--font-display);
    font-size: 30px;
    font-weight: 400;
    line-height: 32px;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--accent);
}

.modal-content h2 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
    color: var(--text);
    line-height: 1.2;
}

.modal-content h3 {
    font-family: var(--font-display);
    margin-top: 24px;
    margin-bottom: 10px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.2px;
    color: var(--text);
}

.modal-content p {
    margin-bottom: 16px;
    line-height: 1.8;
    color: var(--text-muted);
    font-size: 15px;
}

.modal-content ul {
    margin-left: 20px;
    margin-bottom: 16px;
}

.modal-content li {
    margin-bottom: 8px;
    line-height: 1.6;
    color: var(--text-muted);
    font-size: 15px;
}

.modal-content img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 28px;
}

/* ── GALERIE VARIÉE (style Cargo) ── */
.modal-gallery-varied {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.gallery-row {
    display: grid;
    gap: 2px;
}

.gallery-row.cols-1 { grid-template-columns: 1fr; }
.gallery-row.cols-2 { grid-template-columns: 1fr 1fr; align-items: stretch; }
.gallery-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

.gallery-row .gallery-img {
    width: 100%;
    height: auto;
    display: block;
    margin: 0;
    cursor: zoom-in;
    transition: opacity 0.2s ease;
}

.gallery-row.cols-2 .gallery-img {
    height: 100%;
    object-fit: cover;
    aspect-ratio: 16/9;
}

.gallery-row .gallery-img:hover {
    opacity: 0.88;
}

/* ── LIGHTBOX ── */
#lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

#lightbox.active {
    display: flex;
}

#lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(64, 64, 64, 0.172);
    backdrop-filter: blur(15px) saturate(0.8);
    -webkit-backdrop-filter: blur(15px) saturate(0.8);
}

#lightbox-img-wrap {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 92vw;
    max-height: 92vh;
}

#lightbox-img {
    display: block;
    max-width: 92vw;
    max-height: 92vh;
    width: auto;
    height: auto;
    object-fit: contain;
    margin: 0;
    animation: lightboxIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    border-radius: 10px;
}

@keyframes lightboxIn {
    from { opacity: 0; transform: scale(0.96); }
    to   { opacity: 1; transform: scale(1); }
}

#lightbox-close,
#lightbox-prev,
#lightbox-next {
    position: absolute;
    z-index: 2;
    background: none;
    border: none;
    color: rgba(245, 245, 245, 0.75);
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 400;
    font-style: normal;
    transition: color 0.2s ease;
    line-height: 1;
    padding: 0;
}

#lightbox-close:hover,
#lightbox-prev:hover,
#lightbox-next:hover {
    color: var(--accent);
}

#lightbox-close {
    top: 28px;
    right: 28px;
    font-size: 40px;
    font-weight: 300;
    letter-spacing: -0.02em;
}

#lightbox-prev,
#lightbox-next {
    top: 50%;
    transform: translateY(-50%);
    font-size: 48px;
    font-weight: 300;
    letter-spacing: -0.05em;
}

#lightbox-prev { left: 28px; }
#lightbox-next { right: 28px; }

/* Vidéo dans les modals */
.modal-video-wrap {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    margin-top: 24px;
    overflow: hidden;
}

.modal-video-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* Vidéo intégrée dans la galerie */
.modal-gallery-video {
    grid-column: 1 / -1;
}

.modal-gallery-video .modal-video-wrap {
    margin-top: 0;
}

/* description sous titre */
.modal-description {
    font-family: var(--font-display);
    font-size: 14px !important;
    color: var(--text-faint) !important;
    margin-bottom: 20px !important;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

/* ── INSTRUCTIONS ── */
#instructions {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 10px 22px;
    font-size: 13px;
    color: var(--text-muted);
    white-space: nowrap;
    transition: background var(--transition), color var(--transition);
}

/* ── LOADING ── */
#loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-muted);
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    z-index: 10;
}

/* ── DRAWER SYSTEM (index.html) ── */
#overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
    z-index: 200;
}

#overlay.active {
    opacity: 1;
    pointer-events: all;
}

#drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 420px;
    height: 100vh;
    background: var(--surface);
    color: var(--text);
    border-left: 1px solid var(--border-solid);
    padding: 48px 40px;
    transform: translateX(100%);
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                background var(--transition), border var(--transition);
    z-index: 400;
}

#drawer.active {
    transform: translateX(0);
}

#drawer-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 32px;
    height: 32px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-solid);
    color: var(--text);
    font-size: 16px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-family: var(--font-body);
}

#drawer-close:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

#drawer-content h2 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.3px;
    margin-bottom: 16px;
    color: var(--text);
}

#drawer-content p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-muted);
}

#drawer-content a {
    color: inherit;
    text-decoration: none;
}

/* accent rule under drawer title */
#drawer-content h2::after {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--accent);
    margin-top: 10px;
}