/* rational.business - Botanical Business */

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

:root {
    --forest-sage: #4A6741;
    --parchment-ivory: #F5EDD6;
    --deep-moss: #2D3D28;
    --pale-fern: #C8D5B9;
    --copper-seed: #B87333;
    --warm-linen: #FAF6EE;
    --earth-dark: #1E2A1B;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lora', serif;
    font-weight: 400;
    font-size: 1.05rem;
    line-height: 1.8;
    background-color: var(--parchment-ivory);
    color: var(--deep-moss);
    overflow-x: hidden;
}

/* === Leaf Navigation === */
#leaf-nav {
    position: fixed;
    left: 2rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.nav-stem {
    position: absolute;
    width: 2px;
    height: 100%;
    background-color: var(--forest-sage);
    z-index: -1;
    transform-origin: top;
    transform: scaleY(0);
    transition: transform 1.5s ease;
}

.nav-stem.drawn {
    transform: scaleY(1);
}

.leaf-dot {
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    padding: 0;
    color: var(--pale-fern);
    transition: transform 0.3s ease, color 0.3s ease;
}

.leaf-dot.active {
    color: var(--forest-sage);
}

.leaf-dot.active .leaf-icon path {
    fill: var(--forest-sage);
}

.leaf-dot:hover {
    transform: scale(1.1) rotate(5deg);
}

.leaf-label {
    position: absolute;
    left: 22px;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--forest-sage);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.leaf-dot:hover .leaf-label {
    opacity: 1;
}

/* === Parallax Sections === */
.parallax-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: -20%;
    left: -10%;
    width: 120%;
    height: 140%;
    z-index: 0;
    opacity: 0.12;
    will-change: transform;
    pointer-events: none;
}

/* Botanical backgrounds using CSS patterns */
.seed-bg {
    background: radial-gradient(circle at 50% 50%, var(--pale-fern) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.15;
}

.roots-bg {
    background-image:
        linear-gradient(180deg, transparent 48%, var(--forest-sage) 48%, var(--forest-sage) 49%, transparent 49%),
        linear-gradient(135deg, transparent 48%, var(--forest-sage) 48%, var(--forest-sage) 49%, transparent 49%),
        linear-gradient(225deg, transparent 48%, var(--forest-sage) 48%, var(--forest-sage) 49%, transparent 49%);
    background-size: 60px 60px, 40px 40px, 50px 50px;
    opacity: 0.06;
}

.growth-bg {
    background-image:
        radial-gradient(circle at 30% 40%, var(--forest-sage) 0.5px, transparent 0.5px),
        radial-gradient(circle at 70% 60%, var(--forest-sage) 0.5px, transparent 0.5px),
        radial-gradient(circle at 50% 20%, var(--forest-sage) 0.5px, transparent 0.5px);
    background-size: 80px 80px, 60px 60px, 100px 100px;
    opacity: 0.08;
}

.network-bg {
    background-image:
        radial-gradient(circle at center, var(--forest-sage) 1px, transparent 1px),
        linear-gradient(45deg, transparent 45%, var(--pale-fern) 45%, var(--pale-fern) 46%, transparent 46%),
        linear-gradient(-45deg, transparent 45%, var(--pale-fern) 45%, var(--pale-fern) 46%, transparent 46%);
    background-size: 50px 50px, 30px 30px, 30px 30px;
    opacity: 0.07;
}

.harvest-bg {
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 40px,
        var(--forest-sage) 40px,
        var(--forest-sage) 41px
    ),
    repeating-linear-gradient(
        60deg,
        transparent,
        transparent 40px,
        var(--pale-fern) 40px,
        var(--pale-fern) 41px
    );
    opacity: 0.05;
}

.perennial-bg {
    background: radial-gradient(circle at 50% 50%, var(--pale-fern) 0%, transparent 70%);
    opacity: 0.2;
}

/* === Botanical Frames === */
.botanical-frame {
    position: absolute;
    left: 0;
    width: 100%;
    height: 20px;
    z-index: 2;
    opacity: 0.6;
    will-change: transform;
}

.botanical-frame svg {
    width: 100%;
    height: 100%;
}

.frame-top {
    top: 0;
}

.frame-bottom {
    bottom: 0;
}

/* === Section Content === */
.section-content {
    position: relative;
    z-index: 3;
    max-width: 640px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-label {
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--forest-sage);
    display: block;
    margin-bottom: 1.5rem;
}

.section-heading {
    font-family: 'Libre Baskerville', serif;
    font-weight: 700;
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    color: var(--deep-moss);
    line-height: 1.2;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

/* === Underline Draw === */
.underline-draw-target {
    position: relative;
    display: inline;
}

.underline-draw-target .underline-svg {
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 8px;
    overflow: visible;
}

.underline-draw-target .underline-svg path {
    stroke: var(--copper-seed);
    stroke-width: 2;
    fill: none;
    stroke-dasharray: var(--path-length, 500);
    stroke-dashoffset: var(--path-length, 500);
    transition: stroke-dashoffset 0.8s ease;
}

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

.underline-static {
    position: relative;
    display: inline;
}

.underline-static::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--copper-seed);
}

mark.underline-draw-target {
    background: none;
    color: inherit;
}

/* === Hero === */
.hero-block {
    text-align: center;
}

.hero-title {
    margin-bottom: 1.5rem;
}

.title-main {
    font-family: 'Libre Baskerville', serif;
    font-weight: 700;
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--deep-moss);
    display: block;
}

.title-ext {
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--forest-sage);
    display: block;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.title-ext.visible {
    opacity: 1;
}

.seed-leaf {
    opacity: 0;
    transform: translateY(-40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.seed-leaf.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Fade Up Animation === */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    margin-bottom: 1.5rem;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* === Hybrid Icons === */
.hybrid-icons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin: 2rem 0;
}

.hybrid-icon {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.hybrid-icon.visible {
    opacity: 1;
    transform: scale(1);
}

/* === Pressed Flower Dividers === */
.pressed-flower-divider {
    text-align: center;
    margin: 2rem 0;
    opacity: 0.7;
}

/* === Pull Quotes === */
.pull-quote {
    font-family: 'Libre Baskerville', serif;
    font-weight: 400;
    font-style: italic;
    font-size: clamp(1.2rem, 2.5vw, 1.75rem);
    color: var(--deep-moss);
    line-height: 1.5;
    padding: 2rem;
    background-color: var(--warm-linen);
    border-left: 3px solid var(--copper-seed);
    margin: 2rem 0;
}

/* === Harvest Content === */
.harvest-content {
    text-align: left;
}

/* === Perennial Section === */
.perennial-content {
    text-align: center;
}

.season-circle {
    margin-bottom: 2rem;
}

.final-title {
    margin-bottom: 1rem;
}

.final-title .title-main {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
}

.perennial-note {
    font-family: 'Libre Baskerville', serif;
    font-style: italic;
    font-size: 1rem;
    color: var(--forest-sage);
    opacity: 0.7;
}

/* === Warm Tint Overlay for Harvest === */
#harvest::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(184, 115, 51, 0.05);
    z-index: 1;
    pointer-events: none;
}

/* === Responsive === */
@media (max-width: 768px) {
    .section-content {
        padding: 3rem 1.5rem;
        max-width: 100%;
    }

    #leaf-nav {
        left: 0.8rem;
    }

    .leaf-label {
        display: none;
    }

    .hybrid-icons {
        flex-direction: column;
        align-items: center;
    }
}