/* namu.land — Virtual Forest Territory
   Palette:
   #1a3a2a Forest Floor (bg)
   #2d8a4e Canopy Green
   #4ecb71 Bright Leaf
   #8bc34a Spring Green (deciduous)
   #1b5e20 Pine Dark (coniferous)
   #f5f5dc Birch Light (text)
   #f9a825 Sunbeam (accent)

   Fonts (from DESIGN.md):
   - Display/Headings: "Press Start 2P" (Google Fonts)
   - Body: "Inter" (Google Fonts)
   - Data Labels: "Silkscreen" (Google Fonts)
*/

:root {
    --bg: #1a3a2a;
    --canopy: #2d8a4e;
    --leaf: #4ecb71;
    --spring: #8bc34a;
    --pine: #1b5e20;
    --birch: #f5f5dc;
    --sun: #f9a825;

    --bg-deeper: #122418;
    --line: rgba(245, 245, 220, 0.12);
    --line-strong: rgba(245, 245, 220, 0.28);

    --display: 'Press Start 2P', 'Silkscreen', monospace;
    --label: 'Silkscreen', 'Press Start 2P', monospace;
    --body: 'Inter', system-ui, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--birch);
    font-family: var(--body);
    font-size: 0.95rem;
    line-height: 1.7;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 20% 10%, rgba(78, 203, 113, 0.08), transparent 40%),
        radial-gradient(circle at 80% 90%, rgba(249, 168, 37, 0.05), transparent 50%);
    background-attachment: fixed;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Map Bar (top nav) ---------- */
.map-bar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: linear-gradient(to bottom, rgba(18, 36, 24, 0.92), rgba(18, 36, 24, 0.78));
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 2px solid var(--line);
    box-shadow: 0 4px 0 rgba(0, 0, 0, 0.2);
}

.map-bar-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.5rem;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--display);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
}

.brand-mark {
    display: inline-flex;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
}

.pixel-tree {
    width: 18px;
    height: 18px;
    background: var(--leaf);
    transform: rotate(45deg);
    position: relative;
    box-shadow:
        0 0 0 2px var(--pine),
        0 0 0 4px var(--canopy);
}

.pixel-tree::after {
    content: "";
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--pine);
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%) rotate(-45deg);
    box-shadow: 0 4px 0 var(--pine);
}

.pixel-tree.small {
    width: 14px;
    height: 14px;
}

.brand-name {
    color: var(--birch);
}

.map-nav {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.map-nav a {
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    color: var(--birch);
    opacity: 0.78;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.6rem;
    border: 1px solid transparent;
    transition: all 180ms ease;
}

.map-nav a:hover,
.map-nav a.is-active {
    opacity: 1;
    border-color: var(--line-strong);
    background: rgba(78, 203, 113, 0.08);
}

.dot {
    width: 8px;
    height: 8px;
    transform: rotate(45deg);
    display: inline-block;
}
.dot-deciduous  { background: var(--spring); }
.dot-coniferous { background: var(--pine); }
.dot-tropical   { background: var(--canopy); }
.dot-alpine     { background: var(--leaf); }

.coords {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.coord-label {
    color: var(--sun);
}

.coord-value {
    color: var(--birch);
    background: rgba(0, 0, 0, 0.3);
    padding: 0.3rem 0.55rem;
    border: 1px solid var(--line);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: calc(100vh - 60px);
    overflow: hidden;
    isolation: isolate;
    border-bottom: 2px solid var(--line);
}

.hero-canopy {
    position: absolute;
    inset: -10% -10% -10% -10%;
    z-index: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, 28px);
    grid-auto-rows: 28px;
    gap: 4px;
    padding: 1rem;
    transform: perspective(1200px) rotateX(48deg) rotateZ(-12deg) scale(1.15);
    transform-origin: center;
    filter: saturate(1.1);
}

.hero-canopy .cell {
    width: 24px;
    height: 24px;
    transform: rotate(45deg) scale(0.7);
    transition: transform 600ms ease, background 600ms ease;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.hero-canopy .cell.tall {
    transform: rotate(45deg) scale(0.85);
    box-shadow:
        0 0 0 1px rgba(0, 0, 0, 0.25),
        0 4px 0 -2px rgba(0, 0, 0, 0.4);
}

.hero-canopy .cell.bright {
    transform: rotate(45deg) scale(0.95);
}

.hero-canopy .cell.path {
    background: var(--bg-deeper) !important;
    transform: rotate(45deg) scale(0.55);
    box-shadow: none;
}

.hero-canopy .cell.sun {
    background: var(--sun) !important;
    transform: rotate(45deg) scale(0.9);
    box-shadow: 0 0 12px rgba(249, 168, 37, 0.6);
}

.hero-fog {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
        linear-gradient(to top, var(--bg) 0%, rgba(26, 58, 42, 0.35) 35%, rgba(26, 58, 42, 0) 60%),
        linear-gradient(to bottom, rgba(18, 36, 24, 0.75) 0%, rgba(18, 36, 24, 0) 25%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 1.5rem 5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: calc(100vh - 60px);
    gap: 1.25rem;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    align-self: flex-start;
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    padding: 0.45rem 0.7rem;
    background: rgba(0, 0, 0, 0.45);
    border: 1px solid var(--line-strong);
    color: var(--sun);
}

.tag-pixel {
    width: 8px;
    height: 8px;
    background: var(--sun);
    transform: rotate(45deg);
    box-shadow: 0 0 6px rgba(249, 168, 37, 0.8);
    animation: blink 1.6s steps(1) infinite;
}

@keyframes blink {
    0%, 60% { opacity: 1; }
    61%, 100% { opacity: 0.25; }
}

.tag-text {
    color: var(--birch);
    opacity: 0.85;
}

.hero-title {
    font-family: var(--display);
    font-weight: 400;
    font-size: clamp(2rem, 8vw, 5.5rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    transform: skewY(-8deg) scaleY(0.95);
    transform-origin: left bottom;
    text-shadow:
        4px 4px 0 var(--pine),
        8px 8px 0 rgba(0, 0, 0, 0.35);
    color: var(--birch);
}

.hero-title-line {
    display: inline-block;
}

.hero-title-line.accent {
    color: var(--sun);
}

.hero-title-dot {
    color: var(--leaf);
    display: inline-block;
    transform: translateY(-0.1em);
}

.hero-sub {
    max-width: 38rem;
    color: var(--birch);
    opacity: 0.88;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    line-height: 1.7;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-width: 720px;
    gap: 0;
    border: 2px solid var(--line-strong);
    background: rgba(0, 0, 0, 0.4);
}

.meta-item {
    padding: 0.85rem 1rem;
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.meta-item:last-child {
    border-right: none;
}

.meta-key {
    font-family: var(--label);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    color: var(--sun);
}

.meta-val {
    font-family: var(--display);
    font-size: 1rem;
    color: var(--birch);
}

.hero-scroll {
    margin-top: 1.25rem;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--leaf);
    align-self: flex-start;
    cursor: pointer;
    transition: color 180ms ease;
}

.hero-scroll:hover { color: var(--sun); }

.scroll-arrow {
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid currentColor;
    animation: bob 1.4s ease-in-out infinite;
}

@keyframes bob {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(4px); }
}

/* ---------- Zones ---------- */
.zone {
    --zone-color: var(--canopy);
    position: relative;
    padding: 4rem 0 4.5rem;
    border-bottom: 2px solid var(--line);
    background:
        linear-gradient(to right, rgba(0, 0, 0, 0.18), rgba(0, 0, 0, 0)) ,
        var(--bg);
}

.zone::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    background: var(--zone-color);
    box-shadow: 6px 0 0 rgba(0, 0, 0, 0.25);
}

.zone-head {
    max-width: 1400px;
    margin: 0 auto 2rem;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: minmax(220px, 320px) 1fr;
    gap: 2rem;
    align-items: end;
}

.zone-head-left {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.zone-num {
    font-family: var(--label);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--sun);
}

.zone-title {
    font-family: var(--display);
    font-weight: 400;
    font-size: clamp(1.6rem, 4.5vw, 3rem);
    line-height: 1;
    color: var(--birch);
    transform: skewY(-15deg) scaleY(0.86);
    transform-origin: left;
    background: linear-gradient(to bottom, var(--zone-color), color-mix(in srgb, var(--zone-color) 70%, var(--bg)));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow:
        3px 3px 0 rgba(0, 0, 0, 0.45);
    padding-top: 0.25rem;
}

.zone-head-right {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.zone-desc {
    color: var(--birch);
    opacity: 0.85;
    max-width: 56ch;
}

.zone-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--birch);
    opacity: 0.85;
}

.stat {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.55rem;
    background: rgba(0, 0, 0, 0.32);
    border: 1px solid var(--line);
}

.stat em {
    font-style: normal;
    color: var(--zone-color);
}

/* Rail (horizontal scroll) */
.zone-rail {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.rail-track {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    padding: 1rem 0 1.5rem;
    scroll-padding-left: 0;
    scrollbar-width: thin;
    scrollbar-color: var(--zone-color) transparent;
}

.rail-track::-webkit-scrollbar {
    height: 8px;
}
.rail-track::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
}
.rail-track::-webkit-scrollbar-thumb {
    background: var(--zone-color);
    border-radius: 0;
}

.rail-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    background: rgba(0, 0, 0, 0.55);
    color: var(--birch);
    border: 1px solid var(--line-strong);
    font-size: 0.85rem;
    z-index: 5;
    transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.rail-btn:hover {
    background: var(--zone-color);
    color: var(--bg);
    transform: translateY(-50%) scale(1.05);
}

.rail-prev { left: 0.25rem; }
.rail-next { right: 0.25rem; }

/* Grove Card */
.grove-card {
    flex: 0 0 280px;
    min-width: 280px;
    scroll-snap-align: start;
    background: rgba(0, 0, 0, 0.32);
    border: 2px solid var(--line);
    border-left: 4px solid var(--zone-color);
    display: flex;
    flex-direction: column;
    transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
    position: relative;
}

.grove-card:hover {
    transform: translateY(-4px);
    border-color: var(--zone-color);
    box-shadow:
        4px 4px 0 rgba(0, 0, 0, 0.35),
        0 0 0 1px var(--zone-color) inset;
}

.grove-canopy {
    height: 110px;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background:
        linear-gradient(to bottom, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.4)),
        var(--zone-color);
}

/* Mini diamond canopy pattern within each card */
.grove-canopy::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.18) 0 4px, transparent 5px),
        radial-gradient(circle at 70% 50%, rgba(255, 255, 255, 0.15) 0 5px, transparent 6px),
        radial-gradient(circle at 45% 75%, rgba(0, 0, 0, 0.25) 0 4px, transparent 5px),
        repeating-linear-gradient(
            45deg,
            rgba(0, 0, 0, 0.18) 0 3px,
            transparent 3px 8px
        ),
        repeating-linear-gradient(
            -45deg,
            rgba(255, 255, 255, 0.06) 0 3px,
            transparent 3px 8px
        );
}

.grove-canopy::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 14px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.55), transparent);
}

.grove-card[data-canopy] .grove-canopy {
    background-size: 18px 18px;
}

.grove-body {
    padding: 1rem 1.1rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    flex: 1;
}

.grove-tag {
    font-family: var(--label);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--sun);
    align-self: flex-start;
    padding: 0.2rem 0.4rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--line);
}

.grove-name {
    font-family: var(--display);
    font-weight: 400;
    font-size: 0.95rem;
    line-height: 1.3;
    color: var(--birch);
}

.grove-text {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--birch);
    opacity: 0.82;
}

.grove-meta {
    list-style: none;
    margin-top: auto;
    padding-top: 0.6rem;
    border-top: 1px dashed var(--line-strong);
    display: grid;
    gap: 0.25rem;
    font-family: var(--label);
    font-size: 0.65rem;
    letter-spacing: 0.06em;
}

.grove-meta li {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    color: var(--birch);
    opacity: 0.85;
}

.grove-meta li span {
    color: var(--sun);
    opacity: 0.9;
}

.grove-meta li b {
    font-weight: 400;
    color: var(--birch);
}

/* Zone-specific canopy variants — different patterns */
[data-canopy="maple"] .grove-canopy { --zone-color: #8bc34a; }
[data-canopy="oak"] .grove-canopy   { --zone-color: #7aa83f; }
[data-canopy="birch"] .grove-canopy { --zone-color: #a8d770; }
[data-canopy="aspen"] .grove-canopy { --zone-color: #9bc05a; }

[data-canopy="pine"] .grove-canopy   { --zone-color: #1b5e20; }
[data-canopy="spruce"] .grove-canopy { --zone-color: #23713a; }
[data-canopy="fir"] .grove-canopy    { --zone-color: #2a8045; }
[data-canopy="cedar"] .grove-canopy  { --zone-color: #1f6a2d; }
[data-canopy="larch"] .grove-canopy  { --zone-color: #3a8a36; }

[data-canopy="banyan"] .grove-canopy   { --zone-color: #2d8a4e; }
[data-canopy="kapok"] .grove-canopy    { --zone-color: #3a9b5e; }
[data-canopy="palm"] .grove-canopy     { --zone-color: #42a05c; }
[data-canopy="mangrove"] .grove-canopy { --zone-color: #2a7d49; }

[data-canopy="krummholz"] .grove-canopy    { --zone-color: #4ecb71; }
[data-canopy="dwarfjuniper"] .grove-canopy { --zone-color: #5fd683; }
[data-canopy="rowan"] .grove-canopy        { --zone-color: #6fdf8d; }

/* ---------- Legend ---------- */
.legend {
    background: var(--bg-deeper);
    padding: 4rem 0 5rem;
    border-bottom: 2px solid var(--line);
}

.legend-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.legend-title {
    font-family: var(--display);
    font-weight: 400;
    font-size: clamp(1.3rem, 3vw, 2.1rem);
    color: var(--birch);
    transform: skewY(-12deg) scaleY(0.88);
    transform-origin: left;
    margin-bottom: 0.75rem;
    text-shadow: 3px 3px 0 var(--pine);
}

.legend-sub {
    color: var(--birch);
    opacity: 0.78;
    max-width: 50ch;
    margin-bottom: 2rem;
}

.legend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 0.85rem;
}

.legend-item {
    --cell: var(--leaf);
    display: grid;
    grid-template-columns: 28px 1fr auto;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.85rem;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--line);
    border-left: 3px solid var(--cell);
}

.legend-cell {
    width: 18px;
    height: 18px;
    background: var(--cell);
    transform: rotate(45deg);
    box-shadow: 0 0 0 2px var(--bg-deeper), 0 0 0 3px var(--cell);
}

.legend-label {
    font-size: 0.85rem;
    color: var(--birch);
}

.legend-hex {
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    color: var(--sun);
}

/* ---------- Footer ---------- */
.map-foot {
    background: var(--bg-deeper);
    padding: 2.5rem 0;
}

.foot-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.5rem;
    align-items: center;
}

.foot-mark {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--display);
    font-size: 0.75rem;
    color: var(--birch);
}

.foot-coords {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
    font-family: var(--label);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    color: var(--birch);
    opacity: 0.85;
}

.foot-coords b {
    font-weight: 400;
    color: var(--sun);
    margin-left: 0.25rem;
}

.foot-tag {
    font-family: var(--label);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    color: var(--birch);
    opacity: 0.6;
    text-align: right;
}

/* ---------- Cursor marker (drifts on hero) ---------- */
.cursor-marker {
    position: fixed;
    width: 14px;
    height: 14px;
    pointer-events: none;
    z-index: 60;
    background: var(--sun);
    transform: translate(-50%, -50%) rotate(45deg) scale(0);
    box-shadow: 0 0 10px rgba(249, 168, 37, 0.7);
    transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.cursor-marker.is-on {
    transform: translate(-50%, -50%) rotate(45deg) scale(1);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .map-bar-inner {
        grid-template-columns: 1fr auto;
        row-gap: 0.6rem;
    }
    .map-nav {
        grid-column: 1 / -1;
        order: 3;
        justify-content: flex-start;
        gap: 0.5rem;
    }
    .coords {
        font-size: 0.6rem;
    }
    .zone-head {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .hero-meta {
        grid-template-columns: repeat(2, 1fr);
    }
    .meta-item:nth-child(2) {
        border-right: none;
    }
    .meta-item:nth-child(1),
    .meta-item:nth-child(2) {
        border-bottom: 1px solid var(--line);
    }
    .foot-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .foot-tag { text-align: center; }
    .foot-coords { justify-content: center; }
}

@media (max-width: 600px) {
    .grove-card {
        flex: 0 0 240px;
        min-width: 240px;
    }
    .hero-canopy {
        grid-template-columns: repeat(auto-fill, 22px);
        grid-auto-rows: 22px;
    }
    .hero-canopy .cell {
        width: 18px;
        height: 18px;
    }
}