/* Astrolabium Galileo Galilei - Artistic Renaissance Style */

:root {
    --astro-gold: #c9a14a;
    --astro-gold-light: #e5b93d;
    --astro-gold-dark: #8a6d2b;
    --astro-bg: #0d1117;
    --astro-panel-bg: rgba(15, 20, 30, 0.92);
    --astro-text: #d4c5a0;
    --astro-text-dim: #7a8aaa;
    --astro-border: rgba(201, 161, 74, 0.25);
    --astro-accent: #b0c4de;
}

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

body {
    background-color: var(--astro-bg);
    color: var(--astro-text);
    font-family: 'Noto Serif SC', 'Cinzel', serif;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(201, 161, 74, 0.03) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(100, 130, 180, 0.03) 0%, transparent 60%);
}

.mt-15 {
    margin-top: 15px;
}

.mt-20 {
    margin-top: 20px;
}

/* ─── Entrance ─── */
.astro-entrance {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(ellipse, #1a1f2e 0%, #0d1117 100%);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 1.5s ease;
}

.astro-entrance-content {
    text-align: center;
}

.entrance-title {
    font-family: 'Cinzel', serif;
    font-size: 2.2rem;
    color: var(--astro-gold);
    letter-spacing: 4px;
    margin-top: 20px;
    text-shadow: 0 0 20px rgba(229, 185, 61, 0.3);
}

.entrance-subtitle {
    color: var(--astro-text-dim);
    font-size: 1rem;
    margin-top: 8px;
    letter-spacing: 2px;
}

.entrance-gear {
    animation: slowSpin 20s linear infinite;
}

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

/* ─── Navigation ─── */
.astro-nav {
    padding: 12px 30px;
    background: var(--astro-panel-bg);
    border-bottom: 1px solid var(--astro-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.astro-nav-link {
    color: var(--astro-gold);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.astro-nav-link:hover {
    color: var(--astro-gold-light);
}

.astro-nav-title {
    color: var(--astro-text-dim);
    font-family: 'Cinzel', serif;
    font-size: 0.9rem;
    letter-spacing: 3px;
}

/* ─── Layout ─── */
.astro-layout {
    display: flex;
    max-width: 1500px;
    margin: 20px auto;
    gap: 20px;
    padding: 0 20px;
    min-height: calc(100vh - 80px);
}

.astro-panel {
    background: var(--astro-panel-bg);
    border: 1px solid var(--astro-border);
    border-radius: 8px;
    padding: 20px;
    backdrop-filter: blur(5px);
}

.astro-panel-left {
    flex: 1;
    min-width: 260px;
}

.astro-panel-center {
    flex: 2.2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.astro-panel-right {
    flex: 0.9;
    min-width: 220px;
}

.panel-title {
    color: var(--astro-gold);
    font-size: 1.15rem;
    border-bottom: 1px solid var(--astro-border);
    padding-bottom: 8px;
    margin-bottom: 12px;
    font-family: 'Cinzel', 'Noto Serif SC', serif;
    letter-spacing: 1px;
}

/* ─── Data Items ─── */
.data-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.data-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border-bottom: 1px dotted rgba(201, 161, 74, 0.1);
}

.data-label {
    color: var(--astro-text-dim);
    font-size: 0.85rem;
}

.data-val {
    color: var(--astro-gold-light);
    font-size: 0.9rem;
    font-weight: 700;
    font-family: 'Cinzel', monospace;
}

/* ─── Explain Box ─── */
.explain-box {
    background: rgba(201, 161, 74, 0.05);
    border: 1px dashed var(--astro-border);
    border-radius: 6px;
    padding: 12px;
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--astro-text);
    min-height: 80px;
    transition: all 0.3s;
}

/* ─── Watch Viewport ─── */
.watch-viewport {
    width: 100%;
    max-width: 520px;
    aspect-ratio: 1;
    position: relative;
    border-radius: 50%;
    box-shadow:
        0 0 40px rgba(201, 161, 74, 0.1),
        0 0 80px rgba(201, 161, 74, 0.05),
        inset 0 0 30px rgba(0, 0, 0, 0.5);
    margin: 10px 0;
}

.watch-viewport svg {
    width: 100%;
    height: 100%;
}

/* ─── Hand transitions ─── */
.astro-hand {
    transition: transform 0.8s ease;
    transform-origin: 0 0;
}

/* ─── Controls ─── */
.watch-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 15px;
    width: 100%;
}

.ctrl-btn {
    padding: 8px 14px;
    background: rgba(201, 161, 74, 0.1);
    border: 1px solid var(--astro-border);
    border-radius: 4px;
    color: var(--astro-gold);
    font-family: 'Noto Serif SC', serif;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 1px;
}

.ctrl-btn:hover {
    background: rgba(201, 161, 74, 0.2);
    border-color: var(--astro-gold);
    box-shadow: 0 0 10px rgba(229, 185, 61, 0.2);
}

.ctrl-btn.active {
    background: rgba(201, 161, 74, 0.25);
    border-color: var(--astro-gold-light);
}

/* ─── Legend ─── */
.legend-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--astro-text-dim);
}

.legend-swatch {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
}

/* ─── Info Button ─── */
.info-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid var(--astro-gold);
    background: rgba(201, 161, 74, 0.1);
    color: var(--astro-gold);
    font-size: 0.7rem;
    cursor: pointer;
    margin-left: 4px;
    padding: 0;
    line-height: 1;
    vertical-align: middle;
    transition: all 0.3s;
}

.info-btn:hover {
    background: rgba(201, 161, 74, 0.3);
    box-shadow: 0 0 8px rgba(229, 185, 61, 0.4);
    transform: scale(1.15);
}

/* ─── Info Modal ─── */
.info-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(5px);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.info-modal-box {
    background: linear-gradient(135deg, #1a1f2e 0%, #0d1117 100%);
    border: 1px solid var(--astro-gold);
    border-radius: 12px;
    padding: 28px 30px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow:
        0 0 30px rgba(201, 161, 74, 0.15),
        0 0 60px rgba(0, 0, 0, 0.5);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(20px) scale(0.95);
        opacity: 0;
    }

    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.info-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--astro-text-dim);
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s;
}

.info-modal-close:hover {
    color: var(--astro-gold);
}

.info-modal-title {
    color: var(--astro-gold);
    font-family: 'Cinzel', 'Noto Serif SC', serif;
    font-size: 1.1rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--astro-border);
}

.info-modal-body {
    color: var(--astro-text);
    font-size: 0.92rem;
    line-height: 1.8;
}

.info-modal-body strong {
    color: var(--astro-gold-light);
}

.info-modal-body .info-formula {
    display: block;
    background: rgba(201, 161, 74, 0.08);
    border: 1px dashed var(--astro-border);
    border-radius: 6px;
    padding: 10px 14px;
    margin: 10px 0;
    font-family: 'Cinzel', monospace;
    font-size: 0.85rem;
    color: var(--astro-gold-light);
    letter-spacing: 0.5px;
}