/* ============================================
   monopole.studio — Styles
   Navy-Metallic Botanical Editorial
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --deep-navy: #0a1628;
    --midnight-navy: #0f1f3a;
    --oxidized-silver: #c8cdd6;
    --burnished-pewter: #7a8599;
    --muted-silver: #8b95a5;
    --warm-parchment: #f4efe6;
    --botanical-rose: #9b6b7a;
    --patina-verdigris: #5a7f6e;
    --gilded-trace: #c4a265;

    --font-display: 'Schibsted Grotesk', sans-serif;
    --font-body: 'Cormorant Garamond', serif;

    --ease-organic: cubic-bezier(0.23, 1, 0.32, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--deep-navy);
    color: var(--oxidized-silver);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.65;
    overflow-x: hidden;
}

/* --- Fixed Header --- */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 2rem 3rem;
    pointer-events: none;
}

.header-rule {
    position: absolute;
    top: 2rem;
    left: 3rem;
    right: 3rem;
    height: 1px;
    background-color: var(--muted-silver);
    opacity: 0.4;
    transition: opacity 0.8s var(--ease-organic);
}

.header-rule.thin {
    opacity: 0.15;
}

.logotype {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--oxidized-silver);
    position: relative;
    top: 0.5rem;
    display: inline-block;
}

/* --- Ambient Background Shapes --- */
#ambient-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.ambient-shape {
    position: absolute;
    border-radius: 40% 60% 50% 70% / 60% 40% 70% 50%;
}

.shape-1 {
    width: 40vw;
    height: 40vw;
    top: -10%;
    right: -5%;
    background: radial-gradient(ellipse, var(--botanical-rose), transparent 70%);
    opacity: 0.05;
    animation: drift1 75s ease-in-out infinite alternate;
}

.shape-2 {
    width: 35vw;
    height: 35vw;
    bottom: 10%;
    left: -8%;
    background: radial-gradient(ellipse, var(--patina-verdigris), transparent 70%);
    opacity: 0.04;
    animation: drift2 85s ease-in-out infinite alternate;
}

.shape-3 {
    width: 25vw;
    height: 25vw;
    top: 40%;
    left: 30%;
    background: radial-gradient(ellipse, var(--botanical-rose), transparent 70%);
    opacity: 0.03;
    animation: drift3 65s ease-in-out infinite alternate;
}

.shape-4 {
    width: 30vw;
    height: 30vw;
    top: 60%;
    right: 10%;
    background: radial-gradient(ellipse, var(--patina-verdigris), transparent 70%);
    opacity: 0.05;
    animation: drift4 90s ease-in-out infinite alternate;
}

.shape-5 {
    width: 20vw;
    height: 20vw;
    top: 20%;
    left: 10%;
    background: radial-gradient(ellipse, var(--gilded-trace), transparent 70%);
    opacity: 0.03;
    animation: drift5 70s ease-in-out infinite alternate;
}

@keyframes drift1 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-5vw, 8vh) scale(1.15); }
}
@keyframes drift2 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(6vw, -5vh) scale(1.1); }
}
@keyframes drift3 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-3vw, 6vh) scale(0.9); }
}
@keyframes drift4 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(4vw, -8vh) scale(1.2); }
}
@keyframes drift5 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-6vw, 4vh) scale(1.05); }
}

/* --- Split Screen Layout --- */
.split-screen {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.panel {
    position: relative;
    overflow: hidden;
}

.panel-left {
    flex: 0 0 45%;
    width: 45%;
}

.panel-right {
    flex: 0 0 55%;
    width: 55%;
}

.text-plate {
    background-color: var(--deep-navy);
}

.specimen-field {
    background-color: var(--midnight-navy);
}

.panel-content {
    padding: 6rem 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100%;
    position: relative;
}

.centered-content {
    align-items: flex-start;
}

/* --- Reversed Split --- */
.split-screen.reversed .panel-left {
    order: 1;
}

.split-screen.reversed .panel-right {
    order: 2;
}

.split-screen.reversed .panel-left.specimen-field {
    background-color: var(--midnight-navy);
}

.split-screen.reversed .panel-right.text-plate {
    background-color: var(--deep-navy);
}

/* --- ACT 1: Hero --- */
#act-1 {
    height: 100vh;
}

#act-1 .panel-content {
    justify-content: center;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(3rem, 8vw, 6rem);
    letter-spacing: -0.03em;
    line-height: 1.05;
    color: var(--oxidized-silver);
}

.gilded-dot {
    color: var(--gilded-trace);
}

.subtitle-rule {
    width: 0;
    height: 1px;
    background-color: var(--gilded-trace);
    margin: 1.5rem 0;
    transition: width 2s var(--ease-organic);
}

.subtitle-rule.active {
    width: 120px;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-style: italic;
    font-weight: 400;
    font-size: 1rem;
    color: var(--muted-silver);
    letter-spacing: 0.02em;
}

/* Hero Botanical SVG */
.botanical-hero {
    width: 100%;
    max-width: 400px;
    height: auto;
    margin: 0 auto;
    display: block;
}

.botanical-hero .draw-path,
.botanical-hero .draw-dot {
    opacity: 0;
}

.botanical-hero.active .draw-path,
.botanical-hero.active .draw-dot {
    opacity: 1;
}

/* --- ACT 2: Specimen Cards --- */
#act-2 {
    min-height: 150vh;
}

.specimen-cards {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    padding: 2rem 0;
    align-items: center;
}

.specimen-card {
    width: 200px;
    aspect-ratio: 3 / 4;
    border: 1px solid var(--burnished-pewter);
    background-color: rgba(10, 22, 40, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    position: relative;
    perspective: 1000px;
    transition: transform 0.6s var(--ease-organic);
    opacity: 0;
    transform: translateY(40px);
}

.specimen-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition-delay: calc(var(--stagger-index, 0) * 200ms);
}

.specimen-svg {
    width: 100%;
    height: auto;
    flex: 1;
}

.card-caption {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted-silver);
    margin-top: 0.75rem;
    display: block;
    text-align: center;
}

/* Tilt Card 3D */
.tilt-card {
    transform-style: preserve-3d;
}

/* --- Field Notes (Text Content) --- */
.field-notes {
    max-width: 480px;
}

.meta-label {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted-silver);
    display: block;
    margin-bottom: 1rem;
}

.meta-rule {
    width: 40px;
    height: 1px;
    background-color: var(--gilded-trace);
    margin-bottom: 2rem;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.4rem, 7vw, 4rem);
    letter-spacing: -0.03em;
    line-height: 1.05;
    color: var(--oxidized-silver);
    margin-bottom: 2rem;
}

.specimen-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--oxidized-silver);
    margin-bottom: 1.5rem;
}

.body-text {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: clamp(1rem, 1.2vw, 1.15rem);
    line-height: 1.65;
    letter-spacing: 0.005em;
    color: var(--oxidized-silver);
    margin-bottom: 1.5rem;
}

.body-text:last-of-type {
    margin-bottom: 0;
}

.meta-caption {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--burnished-pewter);
    display: block;
    margin-top: 2rem;
    line-height: 1.8;
}

/* Animate-in elements */
.animate-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-organic), transform 0.8s var(--ease-organic);
}

.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- ACT 3 & 5: Chapter Turn --- */
.chapter-turn {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--deep-navy);
    position: relative;
    z-index: 1;
}

.chapter-content {
    text-align: center;
    perspective: 1200px;
}

.tilt-chapter {
    transform-style: preserve-3d;
}

.chapter-word {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(5rem, 14vw, 12rem);
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--warm-parchment);
    transition: transform 0.3s var(--ease-organic);
}

.chapter-word-rose {
    color: var(--botanical-rose);
}

.chapter-rule {
    width: 0;
    height: 1px;
    background-color: var(--gilded-trace);
    margin: 2rem auto 0;
    transition: width 1.5s var(--ease-organic);
}

.chapter-rule.active {
    width: 100%;
    max-width: 80vw;
}

/* --- ACT 4: Herbarium Pages --- */
.herbarium-page {
    min-height: 100vh;
}

.herbarium-specimen {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.herbarium-specimen .panel-content {
    align-items: center;
    position: relative;
}

.warm-tint {
    background-color: #121e35;
}

/* --- Pressed Flower Composites --- */
.pressed-flower {
    position: absolute;
    width: 200px;
    height: 260px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.25;
    z-index: 0;
}

/* Pressed Flower 1 — Rose */
.pressed-flower-1 .petal {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--botanical-rose);
    opacity: 0.4;
}

.pressed-flower-1 .p1 {
    width: 50px;
    height: 50px;
    top: 30px;
    left: 75px;
    transform: rotate(0deg);
}

.pressed-flower-1 .p2 {
    width: 45px;
    height: 55px;
    top: 20px;
    left: 55px;
    transform: rotate(-30deg);
    border-radius: 50% 50% 50% 50%;
}

.pressed-flower-1 .p3 {
    width: 40px;
    height: 50px;
    top: 15px;
    left: 95px;
    transform: rotate(25deg);
}

.pressed-flower-1 .p4 {
    width: 48px;
    height: 42px;
    top: 50px;
    left: 60px;
    transform: rotate(-15deg);
}

.pressed-flower-1 .p5 {
    width: 35px;
    height: 45px;
    top: 55px;
    left: 100px;
    transform: rotate(40deg);
}

.pressed-flower-1 .flower-stem {
    position: absolute;
    width: 1px;
    height: 120px;
    background-color: var(--patina-verdigris);
    opacity: 0.5;
    top: 90px;
    left: 100px;
}

.pressed-flower-1 .flower-leaf {
    position: absolute;
    width: 30px;
    height: 12px;
    border-radius: 50%;
    border: 1px solid var(--patina-verdigris);
    opacity: 0.35;
}

.pressed-flower-1 .fl1 {
    top: 140px;
    left: 72px;
    transform: rotate(-25deg);
}

.pressed-flower-1 .fl2 {
    top: 165px;
    left: 105px;
    transform: rotate(20deg);
}

/* Pressed Flower 2 — Fern */
.pressed-flower-2 .fern-frond {
    position: absolute;
    width: 80px;
    height: 6px;
    border-radius: 0 50% 50% 0;
    border: 1px solid var(--patina-verdigris);
    opacity: 0.35;
}

.pressed-flower-2 .ff1 {
    top: 60px;
    left: 60px;
    transform: rotate(-20deg);
}

.pressed-flower-2 .ff2 {
    top: 100px;
    left: 55px;
    transform: rotate(-15deg);
    width: 90px;
}

.pressed-flower-2 .ff3 {
    top: 140px;
    left: 60px;
    transform: rotate(-10deg);
    width: 70px;
}

.pressed-flower-2 .fern-stem {
    position: absolute;
    width: 1px;
    height: 180px;
    background-color: var(--patina-verdigris);
    opacity: 0.5;
    top: 40px;
    left: 100px;
}

/* Pressed Flower 3 — Seed Pod */
.pressed-flower-3 .seed-pod {
    position: absolute;
    width: 60px;
    height: 90px;
    border-radius: 50%;
    border: 1px solid var(--oxidized-silver);
    opacity: 0.3;
    top: 50px;
    left: 70px;
}

.pressed-flower-3 .seed-wing {
    position: absolute;
    width: 25px;
    height: 60px;
    border-radius: 50%;
    border: 1px solid var(--gilded-trace);
    opacity: 0.25;
}

.pressed-flower-3 .sw1 {
    top: 30px;
    left: 50px;
    transform: rotate(-30deg);
}

.pressed-flower-3 .sw2 {
    top: 30px;
    left: 120px;
    transform: rotate(30deg);
}

.pressed-flower-3 .seed-stem {
    position: absolute;
    width: 1px;
    height: 100px;
    background-color: var(--oxidized-silver);
    opacity: 0.3;
    top: 140px;
    left: 100px;
}

/* Herbarium SVGs */
.herbarium-svg {
    width: 100%;
    max-width: 280px;
    height: auto;
    position: relative;
    z-index: 1;
}

/* --- ACT 5: Closing --- */
.chapter-turn-closing {
    min-height: 100vh;
}

.final-split {
    min-height: 80vh;
}

.closing-text {
    font-family: var(--font-body);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    line-height: 1.8;
    color: var(--oxidized-silver);
    max-width: 400px;
}

.botanical-closing {
    width: 100%;
    max-width: 400px;
    height: auto;
    margin: 0 auto;
    display: block;
}

.final-logotype {
    text-align: center;
    padding: 8rem 2rem 4rem;
    position: relative;
    z-index: 1;
}

.logo-final {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: lowercase;
    color: var(--burnished-pewter);
}

.logo-final .gilded-dot {
    color: var(--gilded-trace);
}

.silence {
    height: 30vh;
    background-color: var(--deep-navy);
    position: relative;
    z-index: 1;
}

/* --- SVG Path Drawing Animation --- */
.draw-path {
    stroke-dasharray: var(--path-length, 1000);
    stroke-dashoffset: var(--path-length, 1000);
    transition: stroke-dashoffset 2.5s var(--ease-organic);
}

.draw-path.drawn {
    stroke-dashoffset: 0;
}

.draw-dot {
    stroke-dasharray: var(--path-length, 20);
    stroke-dashoffset: var(--path-length, 20);
    transition: stroke-dashoffset 1s var(--ease-organic) 2s;
}

.draw-dot.drawn {
    stroke-dashoffset: 0;
}

/* Undraw paths (reverse) */
.undraw-path {
    stroke-dasharray: var(--path-length, 1000);
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 3s var(--ease-organic);
}

.undraw-path.undrawn {
    stroke-dashoffset: var(--path-length, 1000);
}

/* --- Metallic Rule Animations --- */
.meta-rule,
.subtitle-rule {
    transform-origin: left center;
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .split-screen {
        flex-direction: column;
    }

    .panel-left,
    .panel-right {
        flex: none;
        width: 100%;
    }

    .split-screen.reversed .panel-left {
        order: 2;
    }

    .split-screen.reversed .panel-right {
        order: 1;
    }

    .panel-content {
        padding: 4rem 2rem;
    }

    #act-1 {
        height: auto;
        min-height: 100vh;
    }

    .hero-title {
        font-size: clamp(2.2rem, 10vw, 4rem);
    }

    .section-title {
        font-size: clamp(1.8rem, 8vw, 3rem);
    }

    .chapter-word {
        font-size: clamp(3rem, 15vw, 8rem);
    }

    .specimen-cards {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1.5rem;
    }

    .specimen-card {
        width: 150px;
    }

    #site-header {
        padding: 1.5rem 2rem;
    }

    .header-rule {
        left: 2rem;
        right: 2rem;
        top: 1.5rem;
    }

    .field-notes {
        max-width: 100%;
    }

    .herbarium-page {
        min-height: auto;
    }
}

@media (max-width: 600px) {
    .panel-content {
        padding: 3rem 1.5rem;
    }

    .specimen-card {
        width: 130px;
    }

    .botanical-hero,
    .botanical-closing {
        max-width: 280px;
    }
}