:root {
    --forest: #1a5f4a;
    --forest-deep: #0f3d31;
    --moss: #3d8b6e;
    --mist: #e8f2ee;
    --sand: #f3efe6;
    --ink: #1c2b26;
    --muted: #5a6f66;
    --amber: #e0a53a;
    --amber-deep: #c4861f;
    --danger: #c44b4b;
    --ok: #2f9e6b;
    --radius: 1.25rem;
    --shadow: 0 18px 50px rgba(15, 61, 49, 0.14);
    --font-display: "Fraunces", Georgia, serif;
    --font-body: "Nunito", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--sand);
    position: relative;
    overflow-x: hidden;
}

.bg-atmosphere {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse 80% 50% at 10% -10%, rgba(61, 139, 110, 0.35), transparent 55%),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(224, 165, 58, 0.22), transparent 50%),
        linear-gradient(165deg, #dfece6 0%, var(--sand) 45%, #e7f0ea 100%);
}

.bg-atmosphere::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80'%3E%3Cpath d='M0 40h80M40 0v80' stroke='%231a5f4a' stroke-width='1' fill='none'/%3E%3C/svg%3E");
}

.site-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(12px);
    background: rgba(243, 239, 230, 0.82);
    border-bottom: 1px solid rgba(26, 95, 74, 0.1);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--forest-deep);
    font-weight: 800;
    font-size: 1.15rem;
}

.brand-mark {
    width: 2.1rem;
    height: 2.1rem;
    display: block;
    background:
        radial-gradient(circle at 30% 38%, #f3efe6 0 14%, transparent 15%),
        radial-gradient(circle at 70% 38%, #f3efe6 0 14%, transparent 15%),
        radial-gradient(ellipse 58% 48% at 50% 68%, #f3efe6 0 46%, transparent 47%),
        var(--forest);
    border-radius: 0.75rem;
    animation: wag 3s ease-in-out infinite;
}

@keyframes wag {
    0%, 100% { transform: rotate(-4deg); }
    50% { transform: rotate(4deg); }
}

.nav-links {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    transition: background 0.2s, color 0.2s;
}

.nav-links a:hover {
    background: rgba(26, 95, 74, 0.1);
    color: var(--forest);
}

.site-main { min-height: calc(100vh - 8rem); }

.site-footer {
    padding: 1.5rem 0 2rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.site-footer .container {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-admin {
    color: var(--muted);
    text-decoration: none;
    opacity: 0.7;
}

.footer-admin:hover { opacity: 1; color: var(--forest); }

/* Buttons */
.btn-play {
    --bs-btn-bg: var(--forest);
    --bs-btn-border-color: var(--forest);
    --bs-btn-hover-bg: var(--forest-deep);
    --bs-btn-hover-border-color: var(--forest-deep);
    --bs-btn-color: #fff;
    --bs-btn-hover-color: #fff;
    font-weight: 800;
    border-radius: 999px;
    padding: 0.75rem 1.5rem;
    box-shadow: 0 8px 20px rgba(26, 95, 74, 0.25);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-play:hover { transform: translateY(-2px); }

.btn-ghost {
    --bs-btn-bg: transparent;
    --bs-btn-border-color: rgba(26, 95, 74, 0.35);
    --bs-btn-color: var(--forest);
    --bs-btn-hover-bg: rgba(26, 95, 74, 0.08);
    --bs-btn-hover-border-color: var(--forest);
    --bs-btn-hover-color: var(--forest-deep);
    font-weight: 700;
    border-radius: 999px;
    padding: 0.75rem 1.35rem;
}

/* Home hero */
.hero-game {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: center;
    min-height: min(78vh, 720px);
    padding: 2rem 0 3rem;
    max-width: 1100px;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.hero-kicker {
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.8rem;
    color: var(--moss);
    margin-bottom: 0.5rem;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 6vw, 3.8rem);
    line-height: 1.05;
    color: var(--forest-deep);
    margin: 0 0 1rem;
    animation: rise 0.7s ease both;
}

.hero-lead {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 32rem;
    margin-bottom: 1.75rem;
    animation: rise 0.7s ease 0.1s both;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    animation: rise 0.7s ease 0.18s both;
}

@keyframes rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: none; }
}

.hero-visual { display: flex; justify-content: center; }

.hero-frame {
    width: min(100%, 360px);
    aspect-ratio: 1;
    border-radius: 28% 22% 30% 24%;
    background:
        linear-gradient(145deg, rgba(255,255,255,0.55), rgba(255,255,255,0.05)),
        linear-gradient(160deg, var(--moss), var(--forest-deep));
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    animation: floaty 5s ease-in-out infinite;
}

@keyframes floaty {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-10px) rotate(2deg); }
}

.hero-silhouette {
    position: absolute;
    inset: 18%;
    background:
        radial-gradient(circle at 35% 40%, #f3efe6 0 12%, transparent 13%),
        radial-gradient(circle at 65% 40%, #f3efe6 0 12%, transparent 13%),
        radial-gradient(ellipse 55% 45% at 50% 62%, #f3efe6 0 48%, transparent 49%);
    opacity: 0.9;
}

.home-how {
    padding: 1rem 0 3.5rem;
}

.home-how h2,
.page-head h1,
.play-panel h1,
.hard-breeds h2 {
    font-family: var(--font-display);
    color: var(--forest-deep);
}

.how-list {
    padding-left: 1.2rem;
    color: var(--muted);
    max-width: 40rem;
}

.how-list li { margin-bottom: 0.65rem; }
.how-list strong { color: var(--ink); }
.home-links a { font-weight: 700; color: var(--forest); }

.narrow-page { max-width: 760px; padding-top: 1.5rem; padding-bottom: 3rem; }

.page-head { margin-bottom: 1.5rem; }
.page-head p { color: var(--muted); margin: 0.35rem 0 0; }

.alert-soft {
    border: none;
    border-radius: var(--radius);
    background: rgba(26, 95, 74, 0.1);
    color: var(--forest-deep);
}

.alert-danger.alert-soft {
    background: rgba(196, 75, 75, 0.12);
    color: #8a2e2e;
}

.alert-success.alert-soft {
    background: rgba(47, 158, 107, 0.15);
    color: #1d6b47;
}

/* Play */
.play-screen {
    max-width: 640px;
    padding: 1rem 1rem 3rem;
}

.play-hud {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.hud-score {
    display: flex;
    flex-direction: column;
    background: rgba(255,255,255,0.55);
    border-radius: 1rem;
    padding: 0.55rem 0.85rem;
}

.hud-score:last-child { text-align: right; align-items: flex-end; }

.hud-label {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
}

.hud-value {
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--forest-deep);
    line-height: 1.1;
}

.hud-hearts { display: flex; gap: 0.4rem; }

.heart {
    width: 1.35rem;
    height: 1.35rem;
    display: block;
    background: var(--amber);
    clip-path: polygon(50% 0%, 61% 12%, 75% 8%, 88% 18%, 90% 35%, 80% 55%, 50% 85%, 20% 55%, 10% 35%, 12% 18%, 25% 8%, 39% 12%);
    transition: transform 0.2s, filter 0.2s, opacity 0.2s;
    filter: drop-shadow(0 2px 4px rgba(192, 134, 31, 0.35));
}

.heart.lost {
    background: #c5cdc8;
    filter: none;
    opacity: 0.55;
    transform: scale(0.9);
}

.play-panel {
    background: rgba(255,255,255,0.62);
    border: 1px solid rgba(26, 95, 74, 0.1);
    border-radius: calc(var(--radius) + 0.35rem);
    padding: 1.35rem;
    box-shadow: var(--shadow);
    animation: rise 0.45s ease both;
}

.play-panel h1 {
    font-size: clamp(1.7rem, 4vw, 2.2rem);
    margin-bottom: 0.5rem;
}

.play-panel > p { color: var(--muted); }

.photo-stage { margin-bottom: 1rem; }

.photo-square {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 1.35rem;
    overflow: hidden;
    background: linear-gradient(135deg, #c5ddd2, #9bb8aa);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.35);
}

.photo-square img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    animation: fadeImg 0.35s ease;
}

@keyframes fadeImg {
    from { opacity: 0; transform: scale(1.03); }
    to { opacity: 1; transform: none; }
}

.photo-loader {
    position: absolute;
    inset: 0;
    display: none;
    place-items: center;
    background: rgba(28, 43, 38, 0.2);
}

.photo-loader.show { display: grid; }

.photo-loader::after {
    content: "";
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.photo-credit {
    margin: 0.55rem 0 0;
    font-size: 0.85rem;
    color: var(--muted);
    min-height: 1.2em;
}

.choices {
    display: grid;
    gap: 0.65rem;
}

.choice-btn {
    appearance: none;
    border: 2px solid rgba(26, 95, 74, 0.18);
    background: #fff;
    color: var(--ink);
    font-family: var(--font-body);
    font-weight: 800;
    font-size: 1.05rem;
    text-align: left;
    padding: 0.95rem 1.1rem;
    border-radius: 1rem;
    transition: transform 0.12s ease, border-color 0.12s, background 0.12s;
    min-height: 3.25rem;
}

.choice-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    border-color: var(--moss);
    background: var(--mist);
}

.choice-btn:disabled { cursor: default; opacity: 0.95; }

.choice-btn.is-correct {
    border-color: var(--ok);
    background: rgba(47, 158, 107, 0.15);
    color: #1d6b47;
}

.choice-btn.is-wrong {
    border-color: var(--danger);
    background: rgba(196, 75, 75, 0.12);
    color: #8a2e2e;
}

.feedback {
    min-height: 1.5rem;
    margin-top: 0.9rem;
    font-weight: 800;
    text-align: center;
}

.feedback.ok { color: var(--ok); }
.feedback.bad { color: var(--danger); }

.save-form { margin: 1.25rem 0; }
.save-form label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.save-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.save-row input {
    flex: 1 1 180px;
    border: 2px solid rgba(26, 95, 74, 0.18);
    border-radius: 999px;
    padding: 0.7rem 1rem;
    font-family: var(--font-body);
    font-weight: 700;
}

.save-msg {
    margin-top: 0.5rem;
    font-weight: 700;
    color: var(--forest);
}

.go-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1rem;
}

.go-summary { font-size: 1.1rem; }

/* Upload / tables / admin */
.upload-form .form-control,
.upload-form .form-select,
.admin-login-form .form-control {
    border-radius: 0.9rem;
    border-color: rgba(26, 95, 74, 0.2);
    padding: 0.7rem 0.9rem;
}

.preview-wrap { margin-bottom: 1rem; max-width: 280px; }
.preview-square { border-radius: 1rem; }

.table-wrap {
    overflow-x: auto;
    background: rgba(255,255,255,0.55);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.score-table { margin: 0; }
.score-table th {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    background: rgba(26, 95, 74, 0.06);
}
.score-table td, .score-table th { padding: 0.8rem 0.9rem; white-space: nowrap; }
.score-table .rank { font-weight: 800; color: var(--moss); }

.hard-breeds { margin-top: 2.5rem; }
.section-note { color: var(--muted); font-size: 0.9rem; }

.hard-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hard-list li {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(26, 95, 74, 0.12);
    font-weight: 700;
}

.stat-num { color: var(--muted); font-variant-numeric: tabular-nums; }

.admin-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
}

.admin-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.admin-tabs a {
    text-decoration: none;
    font-weight: 800;
    color: var(--muted);
    background: rgba(255,255,255,0.55);
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid transparent;
}

.admin-tabs a.active {
    color: var(--forest-deep);
    border-color: rgba(26, 95, 74, 0.25);
    background: #fff;
}

.mod-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.mod-card {
    background: rgba(255,255,255,0.7);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid rgba(26, 95, 74, 0.1);
    box-shadow: var(--shadow);
    transition: opacity 0.25s, transform 0.25s;
}

.mod-card.mod-done {
    opacity: 0.35;
    transform: scale(0.98);
}

.mod-photo { border-radius: 0; }

.mod-body { padding: 0.9rem 1rem 1.1rem; }

.mod-body h2 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin: 0.35rem 0 0.5rem;
}

.mod-status {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: rgba(224, 165, 58, 0.2);
    color: var(--amber-deep);
}

.mod-status.status-1 {
    background: rgba(47, 158, 107, 0.18);
    color: #1d6b47;
}

.mod-status.status-2 {
    background: rgba(196, 75, 75, 0.15);
    color: #8a2e2e;
}

.mod-meta {
    list-style: none;
    padding: 0;
    margin: 0 0 0.5rem;
    font-size: 0.9rem;
    color: var(--muted);
}

.mod-desc {
    font-size: 0.9rem;
    color: var(--ink);
}

.mod-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.empty-mod {
    padding: 2rem;
    text-align: center;
    color: var(--muted);
    background: rgba(255,255,255,0.5);
    border-radius: var(--radius);
}

@media (max-width: 800px) {
    .hero-game {
        grid-template-columns: 1fr;
        min-height: auto;
        text-align: center;
        padding-top: 1.25rem;
    }
    .hero-lead { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-frame { width: min(72vw, 280px); }
    .nav-links a { padding: 0.35rem 0.55rem; font-size: 0.88rem; }
}

@media (max-width: 480px) {
    .play-panel { padding: 1rem; }
    .choice-btn { font-size: 1rem; }
}