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

:root {
    color-scheme: dark;
    --bg: #0a0a0a;
    --fg: #e8e8e8;
    --fg-dim: rgba(232, 232, 232, 0.5);
}

html[data-theme="light"] {
    color-scheme: light;
    --bg: #fff;
    --fg: #000;
    --fg-dim: rgba(0, 0, 0, 0.5);
}

html {
    background-color: var(--bg);
}

body, html {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background-color: var(--bg);
    color: var(--fg);
    font-family: 'Roboto Mono', monospace;
    line-height: 1.6;
    font-size: 16px;
    text-align: center;
}

body {
    display: flex;
    flex-direction: column;
}

.hero {
    flex: 1;
}

body > * {
    position: relative;
    z-index: 1;
}

.navbar {
    width: 100%;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--fg);
    background-color: var(--bg);
}

.navbar .logo {
    font-size: 1.1em;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.navbar .status {
    font-size: 0.8em;
    opacity: 0.5;
    letter-spacing: 0.1em;
}

.hero {
    width: min(1120px, calc(100vw - 48px));
    min-height: calc(100vh - 70px);
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(240px, 380px);
    gap: clamp(28px, 7vw, 96px);
    align-items: center;
    padding: 56px 0 72px;
    text-align: left;
}

.hero-copy {
    max-width: 600px;
}

.badge {
    display: inline-block;
    font-size: 0.75em;
    letter-spacing: 0.15em;
    border: 1px solid var(--fg);
    padding: 0.3em 0.9em;
    margin-bottom: 2em;
    opacity: 0.5;
}

h1 {
    font-size: clamp(3.2rem, 7vw, 5.8rem);
    line-height: 0.9;
    margin: 0 0 0.4em;
    font-weight: 700;
    letter-spacing: 0;
}

.tagline {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    opacity: 0.7;
    margin-bottom: 0;
    max-width: 480px;
    letter-spacing: 0.03em;
}

.tree-image-wrap {
    position: relative;
    width: min(300px, 24vw);
    aspect-ratio: 606 / 1080;
    justify-self: center;
    align-self: center;
    margin-top: -280px;
    opacity: 0.96;
}

.tree-image-wrap::before {
    display: none;
}

.tree-image-wrap::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
    background: linear-gradient(
        to bottom,
        var(--bg) 0%,
        transparent 20%,
        transparent 66%,
        var(--bg) 100%
    );
}

.tree-image {
    display: block;
    position: absolute;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.92;
    filter: none;
    mix-blend-mode: screen;
    transform: scale(1.35);
    transform-origin: top center;
    -webkit-mask-image:
        linear-gradient(to bottom, transparent 0%, #000 9%, #000 78%, transparent 100%),
        radial-gradient(ellipse 74% 88% at 50% 43%, #000 0 58%, rgba(0, 0, 0, 0.72) 72%, transparent 100%);
    mask-image:
        linear-gradient(to bottom, transparent 0%, #000 9%, #000 78%, transparent 100%),
        radial-gradient(ellipse 74% 88% at 50% 43%, #000 0 58%, rgba(0, 0, 0, 0.72) 72%, transparent 100%);
    -webkit-mask-composite: source-in;
    mask-composite: intersect;
}

.tree-video {
    background: var(--bg);
}


.section {
    padding: 3rem 2rem;
    border-top: 1px solid var(--fg);
    text-align: left;
    align-items: flex-start;
}

.section h2 {
    font-size: 1.8em;
    margin: 0 0 1em;
}

.section p {
    opacity: 0.75;
    max-width: 580px;
    margin: 0;
}

.pillars {
    display: flex;
    gap: 2em;
    flex-wrap: wrap;
}

.pillar {
    flex: 1;
    min-width: 180px;
}

.pillar h3 {
    font-size: 1em;
    margin: 0 0 0.5em;
    letter-spacing: 0.05em;
}

.pillar p {
    font-size: 0.9em;
    opacity: 0.7;
    margin: 0;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6em;
}

.tag {
    border: 1px solid var(--fg);
    padding: 0.3em 0.8em;
    font-size: 0.8em;
    letter-spacing: 0.05em;
    opacity: 0.6;
}

.contact-section {
    padding-bottom: 5rem;
}

.contact-section a {
    font-size: 1.1em;
    margin-top: 0.5em;
    border-bottom: 1px solid var(--fg);
    padding-bottom: 0.1em;
}

.what-we-do {
    border-top: 1px solid var(--fg);
    padding: 5rem 0;
}

.what-we-do-inner {
    width: min(1120px, calc(100vw - 48px));
    margin: 0 auto;
    text-align: left;
}

.what-we-do h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    margin: 0 0 3rem;
    letter-spacing: 0.02em;
}

.what-we-do .pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
}

.what-we-do .pillar h3 {
    font-size: 0.85em;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin: 0 0 0.75em;
}

.what-we-do .pillar p {
    font-size: 0.95em;
    opacity: 0.65;
    line-height: 1.7;
    margin: 0;
}

@media (max-width: 900px) {
    .what-we-do .pillars {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 600px) {
    .what-we-do {
        padding: 3.5rem 0;
    }
    .what-we-do-inner {
        width: calc(100vw - 40px);
    }
}

.footer {
    padding: 1.5rem 2rem;
    font-size: 0.8em;
    border-top: 1px solid var(--fg-dim);
    background-color: var(--bg);
    color: var(--fg-dim);
}

a { color: var(--fg); text-decoration: none; }

/* iPad portrait */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 40px 0 64px;
        text-align: center;
        min-height: auto;
    }
    .hero-copy { margin: 0 auto; }
    .tree-image-wrap {
        width: min(320px, 72vw);
        grid-row: 1;
        align-self: auto;
        margin-top: 0;
        margin-bottom: 24px;
        justify-self: center;
    }
    .tree-image {
        transform: scale(1.15);
        transform-origin: top center;
    }
}

/* Mobile */
@media (max-width: 600px) {
    .navbar { padding: 1rem; }
    .hero {
        width: calc(100vw - 40px);
        padding: 80px 0 60px;
        gap: 0;
        align-content: start;
    }
    .tree-image-wrap {
        width: min(260px, 72vw);
        margin-top: -20px;
        margin-bottom: 48px;
        opacity: 1;
    }
    .tree-image {
        transform: scale(1.2);
        transform-origin: top center;
        filter: brightness(1.4);
    }
    h1 { font-size: 2.8rem; }
    .tagline { font-size: 1rem; }
    .notify-form input { width: 100%; }
    .notify-form button { width: 100%; }
}