/* ============================================
   bability.pro - Cottagecore x Neon Electric
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --deep-loam: #1A0F0A;
    --parchment-cream: #FFF8E7;
    --neon-foxglove: #FF2D95;
    --electric-mint: #00FFAB;
    --plasma-violet: #8B5CF6;
    --hedgerow-brown: #8B7355;
    --butter-thistle: #F5D67B;
    --fern-shadow: #1B3A2D;
    --warm-graphite: #3D2E2A;
    --dried-lavender: #D4B8C4;
    --cobblestone-light: #A6946B;
    --gate-dark: #2B1D0E;

    --gradient-neon-bramble: linear-gradient(135deg, #FF2D95 0%, #8B5CF6 50%, #00FFAB 100%);
    --gradient-dusk-meadow: linear-gradient(180deg, #1A0F0A 0%, #1B3A2D 60%, #1A0F0A 100%);
    --gradient-pollen-drift: radial-gradient(circle at 30% 40%, #F5D67B22 0%, transparent 60%);

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Instrument Serif', serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: var(--gradient-dusk-meadow);
    background-attachment: fixed;
    color: var(--dried-lavender);
    line-height: 1.72;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* --- SVG Filters (hidden) --- */
.svg-filters {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

/* --- Background Waves --- */
.bg-waves {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.bg-waves svg {
    width: 100%;
    height: 100%;
}

/* --- Gate Border Frame --- */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 8px solid transparent;
    border-image: linear-gradient(180deg, #2B1D0E, #FF2D95) 1;
    pointer-events: none;
    z-index: 100;
    opacity: 0;
    transition: opacity 0.8s ease;
}

body.gate-opened::before {
    opacity: 1;
}

/* ============================================
   HERO: The Garden Gate
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    background: var(--deep-loam);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-dusk-meadow);
    opacity: 0;
    animation: fadeInDuskMeadow 1.5s ease forwards;
}

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

/* Gate Container */
.gate-container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.gate-arch {
    width: clamp(280px, 50vw, 500px);
    margin-bottom: -4px;
}

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

.gate-frame {
    display: flex;
    gap: 4px;
    perspective: 1200px;
}

.gate-door {
    width: clamp(130px, 22vw, 240px);
    transition: transform 0.1s linear;
    transform-origin: left center;
    transform-style: preserve-3d;
}

.gate-door-right {
    transform-origin: right center;
}

.gate-svg {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0;
    animation: gateWireframeToSolid 1.5s ease 0.3s forwards;
}

@keyframes gateWireframeToSolid {
    0% {
        opacity: 0;
        filter: brightness(2) saturate(0);
    }
    30% {
        opacity: 0.5;
        filter: brightness(1.5) saturate(0.5);
    }
    100% {
        opacity: 1;
        filter: brightness(1) saturate(1);
    }
}

/* Hero Text */
.hero-text {
    position: relative;
    z-index: 2;
    text-align: center;
    margin-top: 2rem;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.5rem, 7vw, 6rem);
    letter-spacing: -0.02em;
    color: var(--parchment-cream);
    line-height: 1.1;
}

.hero-title span {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: letterStagger 0.4s ease forwards;
}

.hero-title span:nth-child(1) { animation-delay: 1.2s; }
.hero-title span:nth-child(2) { animation-delay: 1.26s; }
.hero-title span:nth-child(3) { animation-delay: 1.32s; }
.hero-title span:nth-child(4) { animation-delay: 1.38s; }
.hero-title span:nth-child(5) { animation-delay: 1.44s; }
.hero-title span:nth-child(6) { animation-delay: 1.50s; }
.hero-title span:nth-child(7) { animation-delay: 1.56s; }
.hero-title span:nth-child(8) { animation-delay: 1.62s; }
.hero-title span:nth-child(9) { animation-delay: 1.68s; }
.hero-title span:nth-child(10) { animation-delay: 1.74s; }
.hero-title span:nth-child(11) { animation-delay: 1.80s; }
.hero-title span:nth-child(12) { animation-delay: 1.86s; }

@keyframes letterStagger {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-tagline {
    font-family: var(--font-body);
    font-style: italic;
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    color: var(--dried-lavender);
    margin-top: 1rem;
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
    animation-delay: 2.4s;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem;
}

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

/* Scroll Hint */
.scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    animation: fadeIn 0.5s ease forwards;
    animation-delay: 3s;
    z-index: 2;
}

.scroll-hint-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--electric-mint);
    text-transform: lowercase;
}

.scroll-arrow {
    animation: bobDown 2s ease-in-out infinite;
}

@keyframes bobDown {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* ============================================
   MASONRY GARDEN
   ============================================ */
.masonry-section {
    position: relative;
    z-index: 5;
    padding: 2rem 1.5rem 4rem;
}

/* Wave Dividers */
.wave-divider {
    position: relative;
    width: 100%;
    height: 120px;
    margin: 3rem 0;
    overflow: hidden;
}

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

.wave-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(1rem, 2vw, 1.4rem);
    color: var(--parchment-cream);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
}

/* Wave animation states */
.wave-back,
.wave-mid,
.wave-front {
    stroke-dasharray: 3000;
    stroke-dashoffset: 3000;
    transition: stroke-dashoffset 1.2s ease;
}

.wave-divider.animated .wave-back {
    stroke-dashoffset: 0;
    transition-delay: 0s;
}

.wave-divider.animated .wave-mid {
    stroke-dashoffset: 0;
    transition-delay: 0.3s;
}

.wave-divider.animated .wave-front {
    stroke-dashoffset: 0;
    transition-delay: 0.6s;
}

/* Masonry Grid */
.masonry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    grid-auto-rows: 10px;
    gap: 3px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 0;
}

/* Garden path gaps between items */
.masonry-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
}

/* ============================================
   MASONRY CARDS (Card-Flip)
   ============================================ */
.masonry-card {
    grid-row: span var(--span, 24);
    perspective: 1200px;
    perspective-origin: center center;
    cursor: pointer;
    opacity: 0;
    transform: translateY(80px) scale(0.95);
}

.masonry-card.visible {
    animation: riseAndSettle 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    animation-delay: calc(var(--card-index, 0) * 120ms);
}

@keyframes riseAndSettle {
    from {
        opacity: 0;
        transform: translateY(80px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.7s cubic-bezier(0.4, 0.0, 0.2, 1);
    transform-style: preserve-3d;
}

.masonry-card.flipped .card-inner {
    transform: rotateY(180deg);
}

.card-front,
.card-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    border-radius: 8px;
    overflow: hidden;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
}

/* Wave clip-path on card top edge */
.card-front {
    background: var(--parchment-cream);
    background-image: var(--gradient-pollen-drift);
    clip-path: polygon(0 4%, 15% 0, 35% 5%, 55% 1%, 75% 4%, 100% 0, 100% 100%, 0 100%);
    box-shadow: 0 4px 15px rgba(26, 15, 10, 0.2);
    transition: box-shadow 0.7s ease;
}

.masonry-card.flipped .card-front {
    box-shadow: 0 8px 30px rgba(255, 45, 149, 0.3);
}

.card-back {
    background: var(--deep-loam);
    transform: rotateY(180deg);
    clip-path: polygon(0 4%, 15% 0, 35% 5%, 55% 1%, 75% 4%, 100% 0, 100% 100%, 0 100%);
    box-shadow: 0 8px 30px rgba(255, 45, 149, 0.3);
    justify-content: center;
}

/* Card Visual */
.card-visual {
    flex: 1;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}

.card-illustration {
    width: 100%;
    max-height: 180px;
}

/* Card Front Text */
.card-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--deep-loam);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 0.4rem;
}

.card-teaser {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    color: var(--warm-graphite);
    line-height: 1.5;
}

.tap-hint {
    display: none;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--neon-foxglove);
    letter-spacing: 0.06em;
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* Show tap hint on mobile for first visit */
.show-tap-hint .tap-hint {
    display: block;
}

/* Card Back */
.card-back-wave {
    margin-bottom: 0.75rem;
}

.card-back-wave svg {
    width: 100%;
    height: 30px;
}

.card-body {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 1.5vw, 1.05rem);
    color: var(--dried-lavender);
    line-height: 1.72;
    margin-bottom: 1rem;
}

.card-meta {
    margin-top: auto;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.meta-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--electric-mint);
    background: rgba(0, 255, 171, 0.08);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    border: 1px solid rgba(0, 255, 171, 0.15);
}

.meta-timestamp {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--hedgerow-brown);
    margin-left: auto;
}

/* ============================================
   COBBLESTONE PATH DIVIDER
   ============================================ */
.cobblestone-path {
    width: 100%;
    height: 80px;
    margin: 3rem 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Cobblestone pattern using repeating gradients */
.cobblestone-path::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 30px 20px at 25px 20px, #8B7355 60%, transparent 61%),
        radial-gradient(ellipse 28px 18px at 75px 22px, #A6946B 60%, transparent 61%),
        radial-gradient(ellipse 32px 20px at 125px 18px, #8B7355 60%, transparent 61%),
        radial-gradient(ellipse 26px 18px at 175px 24px, #A6946B 60%, transparent 61%),
        radial-gradient(ellipse 30px 20px at 225px 20px, #8B7355 60%, transparent 61%),
        radial-gradient(ellipse 28px 20px at 50px 50px, #A6946B 60%, transparent 61%),
        radial-gradient(ellipse 30px 18px at 100px 52px, #8B7355 60%, transparent 61%),
        radial-gradient(ellipse 26px 20px at 150px 48px, #A6946B 60%, transparent 61%),
        radial-gradient(ellipse 32px 18px at 200px 52px, #8B7355 60%, transparent 61%),
        radial-gradient(ellipse 28px 20px at 250px 50px, #A6946B 60%, transparent 61%);
    background-size: 260px 80px;
    background-repeat: repeat-x;
    opacity: 0.3;
    animation: cobbleBreathe 4s ease-in-out infinite;
}

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

.path-label {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(0.9rem, 1.8vw, 1.2rem);
    color: var(--parchment-cream);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--deep-loam);
    padding: 0.3rem 1.2rem;
    border-radius: 4px;
}

/* ============================================
   GREENHOUSE FOOTER
   ============================================ */
.greenhouse-footer {
    position: relative;
    z-index: 10;
    padding: 2rem 1.5rem;
    margin-top: 4rem;
}

.greenhouse-glass {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
}

.greenhouse-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-neon-bramble);
    animation: hueShift 30s linear infinite;
    opacity: 0.3;
}

@keyframes hueShift {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

.greenhouse-content {
    position: relative;
    padding: 3rem 2rem;
    backdrop-filter: blur(12px) saturate(1.8);
    background: rgba(26, 15, 10, 0.7);
    border-radius: 16px;
    border: 1px solid rgba(139, 115, 85, 0.3);
}

.greenhouse-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 3.5vw, 2.8rem);
    color: var(--parchment-cream);
    letter-spacing: -0.02em;
    text-align: center;
    margin-bottom: 2rem;
}

/* Greenhouse Navigation Grid */
.greenhouse-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.greenhouse-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.greenhouse-link:hover {
    transform: translateY(-3px);
}

.pressed-flower {
    width: 40px;
    height: 40px;
    animation: sway 4s ease-in-out infinite alternate;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.greenhouse-link:hover .pressed-flower {
    transform: scale(1.15);
}

.greenhouse-link:hover .pressed-flower line,
.greenhouse-link:hover .pressed-flower path,
.greenhouse-link:hover .pressed-flower circle,
.greenhouse-link:hover .pressed-flower ellipse {
    stroke: var(--neon-foxglove);
    transition: stroke 0.3s ease;
}

@keyframes sway {
    from { transform: rotate(-3deg); }
    to { transform: rotate(3deg); }
}

.greenhouse-link-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    color: var(--dried-lavender);
    transition: color 0.3s ease;
}

.greenhouse-link:hover .greenhouse-link-label {
    color: var(--neon-foxglove);
}

.greenhouse-note {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.9rem;
    color: var(--hedgerow-brown);
    text-align: center;
}

/* ============================================
   FLOATING SEED PACKET NAV
   ============================================ */
.seed-nav {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 200;
}

.seed-nav-toggle {
    background: var(--deep-loam);
    border: 2px solid var(--hedgerow-brown);
    border-radius: 12px;
    padding: 4px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(26, 15, 10, 0.5);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.seed-nav-toggle:hover {
    border-color: var(--neon-foxglove);
    box-shadow: 0 4px 25px rgba(255, 45, 149, 0.3);
    transform: scale(1.05);
}

.seed-nav-toggle svg {
    display: block;
}

.seed-nav-menu {
    position: absolute;
    bottom: 70px;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.8) translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: bottom right;
}

.seed-nav.open .seed-nav-menu {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1) translateY(0);
}

.seed-nav-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    background: var(--deep-loam);
    border: 1px solid var(--hedgerow-brown);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    transition: border-color 0.3s ease, transform 0.3s ease;
    opacity: 0;
    transform: translateX(20px);
    white-space: nowrap;
}

.seed-nav.open .seed-nav-item {
    opacity: 1;
    transform: translateX(0);
    transition-delay: calc(var(--item-index, 0) * 80ms + 0.1s);
}

.seed-nav-item:hover {
    border-color: var(--neon-foxglove);
    transform: translateX(-4px);
}

.seed-nav-item-front {
    display: flex;
    align-items: center;
}

.seed-nav-item-back {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--dried-lavender);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .masonry-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .masonry-card {
        grid-row: span 1 !important;
        min-height: 380px;
    }

    .card-front,
    .card-back {
        clip-path: polygon(0 2%, 20% 0, 50% 3%, 80% 0, 100% 2%, 100% 100%, 0 100%);
    }

    .gate-frame {
        gap: 2px;
    }

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

    .hero-text {
        padding: 0 1rem;
    }

    .seed-nav {
        bottom: 1rem;
        right: 1rem;
    }

    body::before {
        border-width: 4px;
    }

    .tap-hint {
        display: block;
    }
}

@media (max-width: 480px) {
    .masonry-card {
        min-height: 340px;
    }

    .greenhouse-nav {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

/* ============================================
   UTILITY
   ============================================ */
.masonry-card.flip-glitch .card-inner {
    filter: url(#wave-turbulence);
}

/* Garden path lines between masonry items */
.masonry-grid {
    background-image:
        linear-gradient(to right, rgba(0, 255, 171, 0.15) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 255, 171, 0.15) 1px, transparent 1px);
    background-size: calc(100% / 3) 10px;
}

@media (max-width: 768px) {
    .masonry-grid {
        background-image: none;
    }
}