/* ===== longitude.day - Euphoric Cartographic Celebration ===== */

:root {
    --dawn-cream: #FFF8E7;
    --parchment: #F5F0E8;
    --longitude-violet: #7209B7;
    --meridian-gold: #FFD60A;
    --deep-night: #1A0A3E;
    --carbon: #1E1E1E;
    --vivid-pink: #F72585;
    --meridian-green: #06D6A0;
    --slate: #2D2D34;
    --royal-blue: #4361EE;
}

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

body {
    background: var(--dawn-cream);
    color: var(--carbon);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== Sun Disc ===== */
#sun-disc {
    position: fixed;
    top: 15vh;
    left: 5vw;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--meridian-gold) 0%, #FFA500 70%, transparent 100%);
    box-shadow: 0 0 40px rgba(255, 214, 10, 0.6), 0 0 80px rgba(255, 214, 10, 0.3);
    z-index: 100;
    pointer-events: none;
    transition: left 0.05s linear;
}

/* ===== Degree Indicator ===== */
#degree-indicator {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'Lora', serif;
    font-style: italic;
    font-size: 0.85rem;
    color: var(--longitude-violet);
    opacity: 0.7;
    z-index: 100;
    writing-mode: vertical-rl;
    letter-spacing: 0.05em;
}

/* ===== Meridian Sections ===== */
.meridian-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: background-color 0.3s ease;
}

.section-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding: 3rem 2rem;
    text-align: center;
}

/* ===== Typography ===== */
.meridian-name {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(3rem, 7vw, 6rem);
    line-height: 1.1;
    margin-bottom: 0.5rem;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.meridian-section.visible .meridian-name {
    opacity: 1;
    transform: translateY(0);
}

#site-title {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(3rem, 8vw, 7rem);
    color: var(--longitude-violet);
    margin-bottom: 1rem;
}

.subtitle {
    font-family: 'Lora', serif;
    font-style: italic;
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--longitude-violet);
    opacity: 0.8;
}

.degree-label {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.meridian-section.visible .degree-label {
    opacity: 0.6;
    transform: translateY(0);
}

.meridian-description {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease 0.3s, transform 0.8s ease 0.3s;
}

.meridian-section.visible .meridian-description {
    opacity: 1;
    transform: translateY(0);
}

.meridian-detail {
    font-family: 'Lora', serif;
    font-style: italic;
    font-size: 0.95rem;
    opacity: 0;
    transition: opacity 0.8s ease 0.5s;
}

.meridian-section.visible .meridian-detail {
    opacity: 0.7;
}

.closing-tagline {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin-top: 2rem;
    opacity: 0;
    transition: opacity 1s ease 0.6s;
}

.meridian-section.visible .closing-tagline {
    opacity: 1;
}

/* ===== Section Color Schemes ===== */
.opening-section {
    background: var(--dawn-cream);
}

.opening-section .section-content {
    color: var(--longitude-violet);
}

.closing-section {
    background: var(--dawn-cream);
}

.closing-section .meridian-name,
.closing-section .meridian-description,
.closing-section .closing-tagline {
    color: var(--longitude-violet);
}

/* Dynamic section backgrounds applied via JS */
.meridian-section[data-bg="#FFD60A"] { background: var(--meridian-gold); }
.meridian-section[data-bg="#FFD60A"] .meridian-name { color: var(--longitude-violet); }
.meridian-section[data-bg="#FFD60A"] .meridian-description { color: var(--carbon); }
.meridian-section[data-bg="#FFD60A"] .degree-label { color: var(--longitude-violet); }
.meridian-section[data-bg="#FFD60A"] .meridian-detail { color: var(--slate); }

.meridian-section[data-bg="#7209B7"] { background: var(--longitude-violet); }
.meridian-section[data-bg="#7209B7"] .meridian-name { color: var(--meridian-gold); }
.meridian-section[data-bg="#7209B7"] .meridian-description { color: var(--dawn-cream); }
.meridian-section[data-bg="#7209B7"] .degree-label { color: var(--meridian-gold); }
.meridian-section[data-bg="#7209B7"] .meridian-detail { color: var(--parchment); }

.meridian-section[data-bg="#06D6A0"] { background: var(--meridian-green); }
.meridian-section[data-bg="#06D6A0"] .meridian-name { color: var(--deep-night); }
.meridian-section[data-bg="#06D6A0"] .meridian-description { color: var(--carbon); }
.meridian-section[data-bg="#06D6A0"] .degree-label { color: var(--deep-night); }
.meridian-section[data-bg="#06D6A0"] .meridian-detail { color: var(--slate); }

.meridian-section[data-bg="#F72585"] { background: var(--vivid-pink); }
.meridian-section[data-bg="#F72585"] .meridian-name { color: var(--dawn-cream); }
.meridian-section[data-bg="#F72585"] .meridian-description { color: var(--dawn-cream); }
.meridian-section[data-bg="#F72585"] .degree-label { color: var(--dawn-cream); }
.meridian-section[data-bg="#F72585"] .meridian-detail { color: var(--parchment); }

.meridian-section[data-bg="#1A0A3E"] { background: var(--deep-night); }
.meridian-section[data-bg="#1A0A3E"] .meridian-name { color: var(--meridian-gold); }
.meridian-section[data-bg="#1A0A3E"] .meridian-description { color: var(--dawn-cream); }
.meridian-section[data-bg="#1A0A3E"] .degree-label { color: var(--meridian-gold); }
.meridian-section[data-bg="#1A0A3E"] .meridian-detail { color: var(--parchment); }

/* ===== Meridian Lines (SVG overlay) ===== */
.meridian-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.meridian-lines svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .section-content {
        padding: 2rem 1.5rem;
    }

    #sun-disc {
        width: 40px;
        height: 40px;
        top: 10vh;
    }

    #degree-indicator {
        font-size: 0.75rem;
        right: 10px;
    }
}

@media (max-width: 480px) {
    .section-content {
        padding: 1.5rem 1rem;
    }
}