/* ===================================================
   bada.style — Mid-Century Candy-Bright Design System
   =================================================== */

/* CSS Custom Properties */
:root {
    /* Candy-Bright Palette */
    --bubblegum-rose: #FF6B9D;
    --mint-fizz: #4ECDC4;
    --lemon-drop: #FFE66D;
    --lilac-cream: #C3B1E1;
    --tangerine-pop: #FF8C42;

    /* Mid-Century Neutrals */
    --deep-slate: #2B2D42;
    --warm-graphite: #5A5B6A;
    --cloud-white: #F7F7F8;
    --cream-canvas: #FFF8F0;
    --cool-mid-gray: #8D8E9A;
    --pink-tint: #FFD6E0;

    /* Typography */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'Space Mono', monospace;

    /* Sizing */
    --heading-size: clamp(3rem, 8vw, 7rem);
    --hero-size: clamp(4rem, 12vw, 9rem);
    --subheading-size: clamp(1.1rem, 2.5vw, 1.5rem);
    --body-size: clamp(0.95rem, 1.2vw, 1.1rem);
    --mono-size: 0.75rem;

    /* Control strip */
    --strip-height: 48px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--warm-graphite);
    background-color: var(--cloud-white);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ===================================================
   Typography
   =================================================== */

.display-heading {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: var(--heading-size);
    letter-spacing: -0.03em;
    line-height: 0.95;
}

#hero-heading {
    font-size: var(--hero-size);
}

.heading-rose { color: var(--bubblegum-rose); }
.heading-lemon { color: var(--lemon-drop); }
.heading-mint { color: var(--mint-fizz); }
.heading-lilac { color: var(--lilac-cream); }
.heading-tangerine { color: var(--tangerine-pop); }

.body-text {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: var(--body-size);
    line-height: 1.7;
    max-width: 42ch;
    color: var(--warm-graphite);
}

.body-text + .body-text {
    margin-top: 1em;
}

.light-text {
    color: var(--cloud-white);
}

.hero-tagline {
    margin-top: 1.5rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 600ms ease, transform 600ms ease;
}

.hero-tagline.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Monospace labels */
.wordmark {
    font-family: var(--font-mono);
    font-weight: 400;
    font-size: var(--mono-size);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cool-mid-gray);
}

/* ===================================================
   Plate System (Full Viewport Sections)
   =================================================== */

.plate {
    position: relative;
    min-height: 100vh;
    display: grid;
    align-content: center;
    overflow: hidden;
    padding-bottom: var(--strip-height);
}

.plate-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 3rem;
}

/* Z-Pattern Layout */
.z-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 3rem;
    align-items: center;
}

.z-top-left {
    grid-column: 1;
    grid-row: 1;
}

.z-top-right {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
}

.z-bottom-left {
    grid-column: 1;
    grid-row: 2;
}

.z-bottom-right {
    grid-column: 2;
    grid-row: 2;
    justify-self: end;
}

.z-center {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: center;
}

.z-reversed .z-top-left {
    grid-column: 1;
    grid-row: 1;
}

.z-reversed .z-top-right {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    text-align: right;
}

.z-reversed .z-bottom-left {
    grid-column: 1;
    grid-row: 2;
}

.z-multi-objects {
    grid-column: 2;
    grid-row: 1 / 3;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
}

/* ===================================================
   Individual Plates
   =================================================== */

/* Plate 1 — Cloud White */
.plate-1 {
    background-color: var(--cloud-white);
}

/* Plate 2 — Cream Canvas with terrazzo texture */
.plate-2 {
    background-color: var(--cream-canvas);
    background-image:
        radial-gradient(circle at 15% 25%, var(--bubblegum-rose) 1px, transparent 1px),
        radial-gradient(circle at 35% 75%, var(--mint-fizz) 1px, transparent 1px),
        radial-gradient(circle at 55% 15%, var(--lemon-drop) 1px, transparent 1px),
        radial-gradient(circle at 75% 55%, var(--lilac-cream) 1px, transparent 1px),
        radial-gradient(circle at 85% 85%, var(--tangerine-pop) 1px, transparent 1px),
        radial-gradient(circle at 25% 45%, var(--bubblegum-rose) 0.5px, transparent 0.5px),
        radial-gradient(circle at 65% 35%, var(--mint-fizz) 0.5px, transparent 0.5px),
        radial-gradient(circle at 45% 65%, var(--lemon-drop) 0.5px, transparent 0.5px),
        radial-gradient(circle at 10% 80%, var(--tangerine-pop) 0.8px, transparent 0.8px),
        radial-gradient(circle at 90% 20%, var(--lilac-cream) 0.8px, transparent 0.8px),
        radial-gradient(circle at 50% 50%, var(--bubblegum-rose) 0.6px, transparent 0.6px),
        radial-gradient(circle at 30% 10%, var(--mint-fizz) 0.7px, transparent 0.7px),
        radial-gradient(circle at 70% 90%, var(--lemon-drop) 0.6px, transparent 0.6px),
        radial-gradient(circle at 20% 60%, var(--tangerine-pop) 0.5px, transparent 0.5px),
        radial-gradient(circle at 80% 40%, var(--lilac-cream) 0.7px, transparent 0.7px);
    background-size:
        200px 200px, 250px 250px, 180px 180px, 220px 220px, 190px 190px,
        160px 160px, 170px 170px, 210px 210px, 230px 230px, 195px 195px,
        240px 240px, 155px 155px, 185px 185px, 205px 205px, 175px 175px;
    background-blend-mode: normal;
}

.plate-2::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 248, 240, 0.96);
    z-index: 1;
}

.plate-2 .plate-content {
    position: relative;
    z-index: 2;
}

/* Plate 3 — Deep Slate (Dark) */
.plate-3 {
    background-color: var(--deep-slate);
}

.plate-3 .body-text {
    color: var(--cloud-white);
}

.plate-3-text {
    grid-column: 1 / -1;
    grid-row: 3;
    text-align: center;
    display: flex;
    justify-content: center;
}

/* Plate 4 — Cloud White */
.plate-4 {
    background-color: var(--cloud-white);
}

.plate-4 .z-center {
    grid-row: 1 / 3;
    grid-column: 1 / -1;
}

.plate-4 .z-top-left {
    grid-column: 1;
    grid-row: 1;
    z-index: 3;
}

.plate-4 .z-bottom-left {
    grid-column: 1;
    grid-row: 3;
}

/* Plate 5 — Cream Canvas */
.plate-5 {
    background-color: var(--cream-canvas);
}

/* ===================================================
   Object Viewports (3D render containers)
   =================================================== */

.object-viewport {
    border-radius: 24px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.5);
    box-shadow:
        inset 0 2px 8px rgba(0, 0, 0, 0.04),
        0 12px 40px rgba(0, 0, 0, 0.08);
}

.viewport-rose {
    border: 4px solid var(--bubblegum-rose);
    width: 320px;
    height: 320px;
}

.viewport-lemon {
    border: 4px solid var(--lemon-drop);
    width: 300px;
    height: 300px;
}

.viewport-mint {
    border: 4px solid var(--mint-fizz);
    background: rgba(78, 205, 196, 0.05);
}

.viewport-mint.mini {
    width: 160px;
    height: 160px;
}

.viewport-lilac {
    border: 4px solid var(--lilac-cream);
}

.viewport-lilac.large {
    width: 360px;
    height: 360px;
}

.viewport-tangerine {
    border: 4px solid var(--tangerine-pop);
    background: rgba(255, 140, 66, 0.03);
}

.object-3d {
    width: 80%;
    height: 80%;
    transition: transform 300ms ease-out;
}

.object-3d.hoverable:hover {
    transform: scale(1.08);
}

.viewport-rose .object-3d:hover {
    transform: rotate(3deg);
}

/* Object grid (Plate 3) */
.object-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    justify-items: center;
}

/* Floating objects (Plate 5) */
.obj-float-1 {
    width: 200px;
    height: 200px;
}

.obj-float-2 {
    width: 160px;
    height: 160px;
    margin-top: 2rem;
}

.obj-float-3 {
    width: 220px;
    height: 220px;
    margin-top: -1rem;
}

/* Rotating object (Plate 4) */
.rotating-object {
    animation: slowRotate 20s linear infinite;
}

@keyframes slowRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===================================================
   Circuit Traces
   =================================================== */

.circuit-traces {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.trace-line {
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    transition: stroke-dashoffset 1200ms ease-in-out;
}

.trace-line.drawn {
    stroke-dashoffset: 0;
}

.glow-trace {
    filter: drop-shadow(0 0 6px rgba(78, 205, 196, 0.3));
}

.solder-joint {
    opacity: 0;
    transition: opacity 400ms ease 800ms;
}

.solder-joint.visible {
    opacity: 1;
}

/* ===================================================
   Plate Dividers
   =================================================== */

.plate-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        to right,
        var(--bubblegum-rose),
        var(--mint-fizz),
        var(--lemon-drop)
    );
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plate-divider-dark {
    background: linear-gradient(
        to right,
        var(--mint-fizz),
        var(--lilac-cream),
        var(--lemon-drop)
    );
}

/* Starburst */
.starburst {
    width: 20px;
    height: 20px;
    background-color: var(--star-color);
    clip-path: polygon(
        50% 0%, 62% 28%, 93% 12%, 72% 38%,
        100% 50%, 72% 62%, 93% 88%, 62% 72%,
        50% 100%, 38% 72%, 7% 88%, 28% 62%,
        0% 50%, 28% 38%, 7% 12%, 38% 28%
    );
    position: relative;
    top: -10px;
    z-index: 6;
    flex-shrink: 0;
}

/* ===================================================
   Color Spectrum Bar (Plate 5)
   =================================================== */

.color-spectrum {
    grid-column: 1 / -1;
    display: flex;
    gap: 0;
    height: 4px;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 3rem;
}

.spectrum-bar {
    flex: 1;
    background-color: var(--bar-color);
    height: 100%;
}

/* ===================================================
   Control Strip
   =================================================== */

#control-strip {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--strip-height);
    background: rgba(43, 45, 66, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: 100;
    transition: background-color 600ms ease;
}

#control-strip.final-plate {
    background: rgba(255, 140, 66, 0.95);
}

.plate-indicators {
    display: flex;
    gap: 12px;
    align-items: center;
}

.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1.5px solid var(--cool-mid-gray);
    background: transparent;
    transition: background-color 300ms ease, border-color 300ms ease;
    cursor: pointer;
}

.indicator.active {
    background-color: var(--ind-color);
    border-color: var(--ind-color);
}

/* ===================================================
   Pill-Shaped Containers
   =================================================== */

.pill {
    display: inline-block;
    padding: 0.4em 1.2em;
    border-radius: 999px;
    border: 2px solid currentColor;
    background: transparent;
    font-family: var(--font-body);
    font-size: var(--body-size);
    transition: background-color 300ms ease, color 300ms ease;
    cursor: pointer;
}

.pill:hover {
    background-color: currentColor;
}

/* ===================================================
   Hero Letter Animation
   =================================================== */

.letter {
    display: inline-block;
    opacity: 0;
    transform: scale(0);
    transition: opacity 400ms ease-out, transform 400ms ease-out;
    transition-delay: calc(var(--i) * 80ms);
}

.letter.animate {
    opacity: 1;
    transform: scale(1);
}

/* ===================================================
   Scroll Reveal Animations
   =================================================== */

.plate .display-heading,
.plate .body-text,
.plate .object-viewport,
.plate .object-grid {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 600ms ease, transform 600ms ease;
}

/* Plate 1 - special handling for hero */
.plate-1 .display-heading {
    opacity: 1;
    transform: none;
}

.plate-1 .object-viewport {
    opacity: 0;
    transform: translateY(20px);
}

.plate .display-heading.revealed,
.plate .body-text.revealed,
.plate .object-viewport.revealed,
.plate .object-grid.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Z-pattern directional reveals */
.z-reversed .z-top-left .object-viewport {
    transform: translateX(-30px);
    opacity: 0;
}

.z-reversed .z-top-left .object-viewport.revealed {
    transform: translateX(0);
    opacity: 1;
}

.z-reversed .z-top-right .display-heading {
    transform: translateX(30px);
    opacity: 0;
}

.z-reversed .z-top-right .display-heading.revealed {
    transform: translateX(0);
    opacity: 1;
}

/* ===================================================
   Grid Hairline Rules
   =================================================== */

.plate-1::after,
.plate-4::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 6rem);
    max-width: 1200px;
    height: 100%;
    background-image: repeating-linear-gradient(
        to right,
        transparent,
        transparent calc(8.333% - 12px),
        rgba(255, 214, 224, 0.2) calc(8.333% - 12px),
        rgba(255, 214, 224, 0.2) calc(8.333%),
        transparent calc(8.333%)
    );
    z-index: 0;
    pointer-events: none;
}

/* ===================================================
   Responsive Adjustments
   =================================================== */

@media (max-width: 900px) {
    .z-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .z-top-right,
    .z-bottom-right {
        grid-column: 1;
        justify-self: start;
    }

    .z-top-right {
        grid-row: auto;
    }

    .z-bottom-right {
        grid-row: auto;
    }

    .z-multi-objects {
        grid-column: 1;
        grid-row: auto;
    }

    .z-reversed .z-top-right {
        text-align: left;
    }

    .viewport-rose,
    .viewport-lemon {
        width: 240px;
        height: 240px;
    }

    .viewport-lilac.large {
        width: 280px;
        height: 280px;
    }

    .object-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .viewport-mint.mini {
        width: 130px;
        height: 130px;
    }

    .obj-float-1 {
        width: 160px;
        height: 160px;
    }

    .obj-float-2 {
        width: 130px;
        height: 130px;
    }

    .obj-float-3 {
        width: 180px;
        height: 180px;
    }

    .plate-content {
        padding: 3rem 1.5rem;
    }

    .plate-3-text {
        grid-column: 1;
    }

    .plate-4 .z-center {
        grid-row: auto;
        grid-column: 1;
    }

    .plate-4 .z-bottom-left {
        grid-row: auto;
    }
}

@media (max-width: 600px) {
    .object-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .viewport-mint.mini {
        width: 110px;
        height: 110px;
    }

    .viewport-rose,
    .viewport-lemon {
        width: 200px;
        height: 200px;
    }

    .plate-content {
        padding: 2rem 1rem;
    }

    .z-multi-objects {
        gap: 1rem;
    }

    .obj-float-1 {
        width: 130px;
        height: 130px;
    }

    .obj-float-2 {
        width: 110px;
        height: 110px;
    }

    .obj-float-3 {
        width: 150px;
        height: 150px;
    }
}

/* ===================================================
   Prefers Reduced Motion
   =================================================== */

@media (prefers-reduced-motion: reduce) {
    .letter {
        transition: none;
        opacity: 1;
        transform: scale(1);
    }

    .hero-tagline {
        transition: none;
        opacity: 1;
        transform: none;
    }

    .plate .display-heading,
    .plate .body-text,
    .plate .object-viewport,
    .plate .object-grid {
        transition: none;
        opacity: 1;
        transform: none;
    }

    .trace-line {
        transition: none;
        stroke-dashoffset: 0;
    }

    .solder-joint {
        transition: none;
        opacity: 1;
    }

    .rotating-object {
        animation: none;
    }

    .object-3d.hoverable:hover {
        transform: none;
    }
}