/* ============================================
   holos.works - Holographic Generative Design
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --void: #0A0812;
    --substrate: #12101E;
    --substrate-alt: #1A1530;
    --spectral-lavender: #E8E0F0;
    --muted-amethyst: #B8B0C8;
    --light-spectral: #D0C8E0;
    --prism-cyan: #00D4AA;
    --prism-magenta: #E040A0;
    --prism-gold: #F0C060;
    --corona-white: #F0F0FF;
    --deep-violet-gray: #7B6FA0;

    --font-display: 'Outfit', sans-serif;
    --font-body: 'Commissioner', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    --hex-clip: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
}

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

html {
    scroll-snap-type: y proximity;
    scroll-behavior: smooth;
}

body {
    background-color: var(--void);
    color: var(--muted-amethyst);
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 1.2vw, 1.15rem);
    font-weight: 400;
    line-height: 1.72;
    letter-spacing: 0.01em;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Substrate Layer (z-index 0) --- */
#substrate {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

#interference-canvas {
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 2000ms ease;
}

#interference-canvas.visible {
    opacity: 1;
}

/* --- Corona Layer (z-index 2) --- */
#corona-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 100;
    pointer-events: none;
}

/* --- Main Content (z-index 1) --- */
#content-wrapper {
    position: relative;
    z-index: 1;
}

/* --- Full Section --- */
.full-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: start;
    position: relative;
    padding: 4rem 2rem;
}

/* --- Opening Sequence --- */
#opening {
    flex-direction: column;
}

#hero-title-container {
    text-align: center;
    transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1), opacity 600ms ease;
}

#hero-title-container.scrolled {
    transform: scale(0.6) translateY(-40vh);
    opacity: 0.3;
}

#holos-svg {
    width: clamp(280px, 50vw, 500px);
    height: auto;
    overflow: visible;
}

#holos-text {
    stroke-dasharray: 800;
    stroke-dashoffset: 800;
    fill: none;
    transition: fill 600ms ease;
}

#holos-text.drawn {
    stroke-dashoffset: 0;
}

#holos-text.filled {
    fill: url(#holos-gradient);
}

#hero-subtitle {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(1rem, 2vw, 1.4rem);
    color: var(--muted-amethyst);
    opacity: 0;
    margin-top: 1.5rem;
    letter-spacing: 0.05em;
    transition: opacity 1200ms ease;
}

#hero-subtitle.visible {
    opacity: 0.6;
}

/* --- Section Dividers --- */
.section-divider {
    width: 0;
    height: 2px;
    margin: 0 auto;
    background: linear-gradient(135deg, #00D4AA 0%, #4080E0 33%, #E040A0 66%, #F0C060 100%);
    transition: width 400ms cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0.3;
}

.section-divider.expanded {
    width: 100%;
    animation: divider-pulse 4s ease-in-out infinite;
}

@keyframes divider-pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* --- Hexagonal Grid --- */
.hex-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    width: 100%;
    padding: 2rem;
}

@media (max-width: 1400px) {
    .hex-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 900px) {
    .hex-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .hex-grid {
        grid-template-columns: 1fr;
        max-width: 360px;
    }
}

/* --- Hexagonal Cells --- */
.hex-cell {
    aspect-ratio: 1 / 1.1547;
    position: relative;
    animation: hex-breathe 6s ease-in-out infinite;
    animation-delay: var(--breathe-delay, 0s);
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 800ms ease, transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

.hex-cell.crystallized {
    opacity: 1;
    transform: scale(1);
}

@keyframes hex-breathe {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.hex-cell:nth-child(1) { --breathe-delay: 0s; }
.hex-cell:nth-child(2) { --breathe-delay: 1s; }
.hex-cell:nth-child(3) { --breathe-delay: 2s; }
.hex-cell:nth-child(4) { --breathe-delay: 3s; }
.hex-cell:nth-child(5) { --breathe-delay: 4s; }
.hex-cell:nth-child(6) { --breathe-delay: 5s; }
.hex-cell:nth-child(7) { --breathe-delay: 0.5s; }

/* Outer hex (gradient border) */
.hex-outer {
    width: 100%;
    height: 100%;
    clip-path: var(--hex-clip);
    background: linear-gradient(135deg, #00D4AA 0%, #4080E0 33%, #E040A0 66%, #F0C060 100%);
    background-size: 300% 300%;
    animation: gradient-shift 8s ease infinite;
    padding: 2px;
    position: relative;
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Inner hex (content area) */
.hex-inner {
    width: 100%;
    height: 100%;
    clip-path: var(--hex-clip);
    background: radial-gradient(ellipse at center, var(--substrate-alt) 0%, var(--void) 70%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

/* Prismatic light leak on hover */
.hex-inner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        #00D4AA 0%,
        #E040A0 40%,
        #F0C060 80%,
        transparent 100%
    );
    mix-blend-mode: overlay;
    opacity: 0;
    transition: opacity 300ms ease;
    pointer-events: none;
}

.hex-inner:hover::after {
    opacity: 0.2;
}

/* Wireframe state (before crystallization) */
.hex-cell:not(.crystallized) .hex-outer {
    background: transparent;
}

.hex-cell:not(.crystallized) .hex-inner {
    background: transparent;
    border: none;
}

.hex-cell:not(.crystallized)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    clip-path: var(--hex-clip);
    border: 1px solid rgba(0, 212, 170, 0.2);
    background: transparent;
}

/* --- Cell Content Typography --- */
.cell-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--deep-violet-gray);
    margin-bottom: 0.75rem;
}

.hex-cell h2 {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--spectral-lavender);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.hex-cell p {
    font-family: var(--font-body);
    font-size: clamp(0.8rem, 1vw, 0.95rem);
    font-weight: 400;
    line-height: 1.6;
    color: var(--muted-amethyst);
}

/* --- SVG Motif cells --- */
.cell-svg-motif {
    width: 80%;
    height: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cell-svg-motif svg {
    width: 100%;
    height: 100%;
}

/* --- Cell Expansion --- */
.hex-cell.expanded {
    position: fixed;
    top: 10vh;
    left: 10vw;
    width: 80vw;
    height: 80vh;
    z-index: 50;
    animation: none;
    aspect-ratio: auto;
    opacity: 1;
    transform: scale(1);
    transition: all 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.hex-cell.expanded .hex-outer {
    clip-path: polygon(5% 0%, 95% 0%, 100% 50%, 95% 100%, 5% 100%, 0% 50%);
}

.hex-cell.expanded .hex-inner {
    clip-path: polygon(5% 0%, 95% 0%, 100% 50%, 95% 100%, 5% 100%, 0% 50%);
    padding: 4rem;
}

.hex-cell.expanded h2 {
    font-size: clamp(1.8rem, 4vw, 3.6rem);
}

.hex-cell.expanded p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    max-width: 60ch;
}

.hex-grid.has-expanded .hex-cell:not(.expanded) {
    opacity: 0.2;
    transition: opacity 300ms ease;
}

/* --- Integration Section --- */
#integration-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 80vh;
    position: relative;
}

#mosaic-target {
    width: 300px;
    height: 346px;
    position: relative;
    margin-bottom: 3rem;
}

.mosaic-hex {
    position: absolute;
    width: 30px;
    height: 35px;
    clip-path: var(--hex-clip);
    transition: all 2000ms cubic-bezier(0.16, 1, 0.3, 1);
}

#final-quote {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: clamp(1.2rem, 3vw, 2.2rem);
    color: var(--spectral-lavender);
    text-align: center;
    opacity: 0;
    transition: opacity 1200ms ease;
    max-width: 40ch;
    line-height: 1.5;
}

#final-quote.visible {
    opacity: 1;
}

/* --- Radial Navigation --- */
#radial-nav {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 200;
    display: flex;
    gap: 0;
    opacity: 1;
    transition: opacity 600ms ease;
}

#radial-nav.faded {
    opacity: 0.3;
}

.nav-dot {
    width: 14px;
    height: 16px;
    clip-path: var(--hex-clip);
    background-color: var(--deep-violet-gray);
    cursor: pointer;
    transition: background-color 300ms ease, box-shadow 300ms ease, transform 300ms ease;
    position: relative;
}

/* Arrange dots in a hexagonal ring pattern */
.nav-dot:nth-child(1) { transform: translate(0, 0); }
.nav-dot:nth-child(2) { transform: translate(18px, 0); }
.nav-dot:nth-child(3) { transform: translate(36px, 0); }
.nav-dot:nth-child(4) { transform: translate(54px, 0); }
.nav-dot:nth-child(5) { transform: translate(72px, 0); }

.nav-dot.active {
    background-color: var(--prism-cyan);
    filter: drop-shadow(0 0 6px var(--prism-cyan));
    transform: scale(1.3);
}

.nav-dot:hover {
    transform: scale(1.2);
}

/* --- Scrollbar Styling --- */
::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: var(--void);
}

::-webkit-scrollbar-thumb {
    background: var(--deep-violet-gray);
    border-radius: 2px;
}

/* --- Selection --- */
::selection {
    background: rgba(0, 212, 170, 0.3);
    color: var(--corona-white);
}

/* --- Responsive adjustments --- */
@media (max-width: 600px) {
    .full-section {
        padding: 2rem 1rem;
    }

    .hex-inner {
        padding: 1.5rem 1rem;
    }

    #radial-nav {
        bottom: 1rem;
    }

    .hex-cell.expanded {
        top: 5vh;
        left: 5vw;
        width: 90vw;
        height: 90vh;
    }

    .hex-cell.expanded .hex-inner {
        padding: 2rem 1.5rem;
    }
}