/* ============================================
   MiRiS.TECH - Victorian Curiosity Cabinet
   ============================================ */

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

:root {
    --blue-steel: #4A7AA0;
    --gilded-gold: #C8A860;
    --warm-brown: #7A6A50;
    --cabinet-cream: #F4F0E8;
    --medium-grey: #3A3A4A;
    --chrome: #A0B0C0;
    --muted-slate: #6A7A8A;
    --deep-violet: #2A2A3A;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lora', Georgia, serif;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.85;
    color: var(--medium-grey);
    background-color: var(--cabinet-cream);
    overflow-x: hidden;
}

/* --- Typography --- */
h1, h2, h3 {
    font-family: 'Cormorant Garamond', 'Georgia', serif;
    color: var(--deep-violet);
    font-weight: 600;
}

h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
}

h3 {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
}

code, .code-block {
    font-family: 'Fira Code', 'Courier New', monospace;
    color: var(--muted-slate);
}

/* ============================================
   HERO SECTION
   ============================================ */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--cabinet-cream);
    overflow: hidden;
}

/* Corner ornaments */
.hero-ornament {
    position: absolute;
    width: clamp(100px, 15vw, 200px);
    height: clamp(100px, 15vw, 200px);
    opacity: 0;
    animation: fadeInOrnament 1.5s ease-out forwards;
}

.hero-ornament-tl { top: 20px; left: 20px; animation-delay: 0.2s; }
.hero-ornament-tr { top: 20px; right: 20px; animation-delay: 0.4s; }
.hero-ornament-bl { bottom: 20px; left: 20px; animation-delay: 0.6s; }
.hero-ornament-br { bottom: 20px; right: 20px; animation-delay: 0.8s; }

.corner-ornament {
    width: 100%;
    height: 100%;
}

.ornament-path {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: drawPath 2s ease-out forwards;
    animation-delay: inherit;
}

.ornament-scroll {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: drawPath 1.5s ease-out forwards;
    animation-delay: 1s;
}

.ornament-dot {
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
    animation-delay: 1.5s;
}

/* Hero content */
.hero-content {
    text-align: center;
    opacity: 0;
    animation: fadeInUp 1.2s ease-out 0.8s forwards;
    z-index: 1;
    padding: 2rem;
}

.hero-emblem {
    margin: 0 auto 2rem;
    width: clamp(80px, 10vw, 120px);
    height: clamp(80px, 10vw, 120px);
}

.emblem-svg {
    width: 100%;
    height: 100%;
}

.emblem-circle {
    stroke-dasharray: 400;
    stroke-dashoffset: 400;
    animation: drawPath 2s ease-out 0.5s forwards;
}

.emblem-detail {
    opacity: 0;
    animation: fadeIn 0.8s ease-out 1.8s forwards;
}

.hero-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
}

.title-prefix {
    font-family: 'Lora', serif;
    font-size: clamp(0.8rem, 1vw, 1rem);
    font-weight: 400;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--muted-slate);
}

.title-main {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    color: var(--deep-violet);
    letter-spacing: 0.05em;
}

.title-accent {
    color: var(--gilded-gold);
}

.title-suffix {
    font-family: 'Lora', serif;
    font-size: clamp(0.7rem, 0.9vw, 0.9rem);
    font-weight: 400;
    letter-spacing: 0.5em;
    text-transform: uppercase;
    color: var(--chrome);
    margin-top: 0.2rem;
}

.hero-divider {
    margin: 1.5rem auto;
    width: clamp(200px, 40vw, 400px);
}

.divider-svg {
    width: 100%;
    height: auto;
}

.divider-line {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: drawPath 1.5s ease-out 1.2s forwards;
}

.divider-scroll {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    animation: drawPath 1.2s ease-out 1.5s forwards;
}

.hero-subtitle {
    font-family: 'Lora', serif;
    font-size: clamp(0.85rem, 1.1vw, 1rem);
    color: var(--warm-brown);
    letter-spacing: 0.15em;
    margin-top: 0.5rem;
}

/* ============================================
   CABINET GRID
   ============================================ */
#cabinet {
    padding: clamp(3rem, 6vw, 6rem) clamp(1.5rem, 4vw, 4rem);
    max-width: 1400px;
    margin: 0 auto;
}

.cabinet-header {
    text-align: center;
    margin-bottom: clamp(2rem, 4vw, 4rem);
}

.section-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 600;
    color: var(--deep-violet);
    margin-bottom: 0.8rem;
}

.section-ornament {
    width: clamp(150px, 30vw, 300px);
    margin: 0 auto;
}

.section-ornament-svg {
    width: 100%;
    height: auto;
}

.cabinet-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 2.5vw, 2.5rem);
}

/* --- Cabinet Item --- */
.cabinet-item {
    position: relative;
    cursor: pointer;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.cabinet-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.item-frame {
    position: relative;
    background: var(--cabinet-cream);
    border-radius: 4px;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}

.item-frame:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(42, 42, 58, 0.12);
}

.frame-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.item-content {
    padding: clamp(1.5rem, 2.5vw, 2.5rem);
    padding-top: clamp(2rem, 3vw, 3rem);
    min-height: 280px;
    display: flex;
    flex-direction: column;
}

.item-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
}

.item-icon svg {
    width: 100%;
    height: 100%;
}

.item-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.15rem, 1.6vw, 1.4rem);
    font-weight: 600;
    color: var(--deep-violet);
    margin-bottom: 0.6rem;
}

.item-description {
    font-family: 'Lora', serif;
    font-size: clamp(0.82rem, 0.95vw, 0.92rem);
    line-height: 1.75;
    color: var(--muted-slate);
    flex: 1;
}

.item-tags {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.tag {
    font-family: 'Fira Code', monospace;
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    border: 1px solid var(--chrome);
    border-radius: 2px;
    color: var(--muted-slate);
    background: rgba(160, 176, 192, 0.08);
    letter-spacing: 0.05em;
}

/* --- Expanded Item --- */
.item-expanded {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90vw;
    max-width: 800px;
    max-height: 85vh;
    z-index: 1001;
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow-y: auto;
}

.item-expanded.active {
    display: block;
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.expanded-frame {
    position: relative;
    background: var(--cabinet-cream);
    border-radius: 6px;
    min-height: 400px;
}

.expanded-frame-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.expanded-content {
    padding: clamp(2rem, 3vw, 3rem);
    position: relative;
}

.expanded-content h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700;
    color: var(--deep-violet);
    margin-bottom: 1.5rem;
    padding-right: 2rem;
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: 1px solid var(--chrome);
    color: var(--muted-slate);
    font-size: 1.5rem;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 50%;
    transition: color 0.3s, border-color 0.3s;
    font-family: 'Cormorant Garamond', serif;
    z-index: 10;
}

.close-btn:hover {
    color: var(--deep-violet);
    border-color: var(--gilded-gold);
}

.expanded-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.expanded-diagram {
    display: flex;
    align-items: flex-start;
}

.tech-diagram {
    width: 100%;
    height: auto;
    background: rgba(244, 240, 232, 0.5);
    border: 1px solid rgba(160, 176, 192, 0.3);
    border-radius: 4px;
    padding: 0.5rem;
}

.expanded-text p {
    font-family: 'Lora', serif;
    font-size: clamp(0.85rem, 1vw, 0.95rem);
    line-height: 1.8;
    color: var(--medium-grey);
    margin-bottom: 1.2rem;
}

.code-block {
    background: var(--deep-violet);
    border-radius: 4px;
    padding: 1rem 1.2rem;
    overflow-x: auto;
    border: 1px solid rgba(160, 176, 192, 0.2);
}

.code-block code {
    font-family: 'Fira Code', monospace;
    font-size: 0.78rem;
    line-height: 1.7;
    color: var(--cabinet-cream);
    white-space: pre;
}

.code-keyword {
    color: var(--blue-steel);
}

.code-type {
    color: var(--gilded-gold);
}

.code-string {
    color: #A0C8A0;
}

/* ============================================
   ORNAMENTAL DIVIDER
   ============================================ */
#divider-section {
    padding: clamp(1rem, 2vw, 2rem) 0;
}

.ornamental-divider {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.full-divider-svg {
    width: 100%;
    height: auto;
}

.scroll-wave {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
}

.scroll-wave.animated {
    animation: drawPath 2s ease-out forwards;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
#about {
    padding: clamp(2rem, 4vw, 4rem) clamp(1.5rem, 4vw, 4rem);
    max-width: 1100px;
    margin: 0 auto;
}

.about-frame {
    position: relative;
    background: var(--cabinet-cream);
    border-radius: 6px;
}

.about-frame-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.about-content {
    position: relative;
    padding: clamp(2.5rem, 4vw, 4rem);
    text-align: center;
}

.about-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    margin-top: 2rem;
    text-align: left;
}

.about-heading {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1rem, 1.4vw, 1.25rem);
    font-weight: 600;
    color: var(--deep-violet);
    margin-bottom: 0.8rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(200, 168, 96, 0.3);
}

.about-col p {
    font-size: clamp(0.82rem, 0.95vw, 0.92rem);
    line-height: 1.8;
    color: var(--muted-slate);
}

/* ============================================
   FOOTER
   ============================================ */
#footer {
    padding: clamp(2rem, 3vw, 3rem) 2rem clamp(2rem, 4vw, 4rem);
    text-align: center;
}

.footer-ornament {
    max-width: 600px;
    margin: 0 auto 2rem;
}

.footer-ornament-svg {
    width: 100%;
    height: auto;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.footer-brand {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.2rem, 1.8vw, 1.5rem);
    font-weight: 700;
    color: var(--deep-violet);
    letter-spacing: 0.1em;
}

.footer-tagline {
    font-family: 'Lora', serif;
    font-size: clamp(0.75rem, 0.9vw, 0.85rem);
    color: var(--chrome);
    letter-spacing: 0.15em;
}

.korean-motif-svg {
    width: 40px;
    height: 40px;
    margin-top: 0.5rem;
    opacity: 0.6;
}

/* ============================================
   OVERLAY
   ============================================ */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(42, 42, 58, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.overlay.active {
    display: block;
    opacity: 1;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInOrnament {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes drawPath {
    to {
        stroke-dashoffset: 0;
    }
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .cabinet-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .expanded-body {
        grid-template-columns: 1fr;
    }

    .about-columns {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 640px) {
    .cabinet-grid {
        grid-template-columns: 1fr;
    }

    .hero-ornament {
        width: 80px;
        height: 80px;
    }

    .item-expanded {
        width: 95vw;
        max-height: 90vh;
    }

    .expanded-content {
        padding: 1.5rem;
    }

    .about-content {
        padding: 2rem 1.5rem;
    }
}

/* Scrollbar styling for expanded panels */
.item-expanded::-webkit-scrollbar {
    width: 6px;
}

.item-expanded::-webkit-scrollbar-track {
    background: var(--cabinet-cream);
}

.item-expanded::-webkit-scrollbar-thumb {
    background: var(--chrome);
    border-radius: 3px;
}

/* Subtle hover glow for frame SVGs */
.item-frame:hover .frame-outer {
    stroke: var(--gilded-gold);
    transition: stroke 0.4s ease;
}

.item-frame:hover .frame-inner {
    stroke: var(--gilded-gold);
    opacity: 0.8;
    transition: stroke 0.4s ease, opacity 0.4s ease;
}

/* Gold shimmer on tags hover */
.cabinet-item:hover .tag {
    border-color: var(--gilded-gold);
    color: var(--warm-brown);
    transition: border-color 0.3s ease, color 0.3s ease;
}