:root {
    --bg: #FAFAF8;
    --ink: #121212;
    --ink-soft: #55554F;
    --accent: #C6FF3D;
    --accent-ink: #1F2A0A;
    --line: #121212;
    --card: #FFFFFF;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--ink);
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.mono {
    font-family: 'JetBrains Mono', monospace;
}

.display {
    font-family: 'Space Grotesk', sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

.wrap {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

/* NAV */
header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(250, 250, 248, 0.88);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 20px;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo .dot {
    width: 9px;
    height: 9px;
    background: var(--accent);
    border: 1px solid var(--ink);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    font-size: 14px;
    font-weight: 500;
}

.nav-links a {
    opacity: 0.75;
    transition: opacity 0.15s;
}

.nav-links a:hover {
    opacity: 1;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: 1.5px solid var(--ink);
    font-weight: 600;
    font-size: 14px;
    background: var(--ink);
    color: var(--bg);
    transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}

.btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--accent);
}

.btn-ghost {
    background: transparent;
    color: var(--ink);
}

.btn-ghost:hover {
    box-shadow: 4px 4px 0 var(--ink);
}

/* HERO */
.hero {
    padding: 120px 0 90px;
    border-bottom: 1px solid var(--line);
    position: relative;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 28px;
    padding-bottom: 6px;
}

.eyebrow .tick {
    color: var(--ink);
}

h1.display {
    font-size: clamp(40px, 7vw, 84px);
    line-height: 0.98;
    font-weight: 700;
    letter-spacing: -0.03em;
    max-width: 900px;
}

h1.display em {
    font-style: normal;
    background: var(--accent);
    padding: 0 8px;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
}

.hero-sub {
    margin-top: 28px;
    max-width: 520px;
    font-size: 17px;
    line-height: 1.55;
    color: var(--ink-soft);
}

.hero-cta {
    margin-top: 44px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.hero-note {
    font-size: 13px;
    color: var(--ink-soft);
}

/* SHOWCASE */
.showcase {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 56px;
    flex-wrap: wrap;
    gap: 16px;
}

.section-head h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-head p {
    max-width: 360px;
    color: var(--ink-soft);
    font-size: 14.5px;
    line-height: 1.5;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

@media (max-width:860px) {
    .grid {
        grid-template-columns: 1fr;
    }
}

.card {
    border: 1px solid var(--line);
    background: var(--card);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 6px 6px 0 var(--ink);
}

.tag {
    position: absolute;
    top: 14px;
    left: 14px;
    background: var(--ink);
    color: var(--bg);
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.03em;
    padding: 4px 8px;
    z-index: 2;
    transform: rotate(-2deg);
}

.tag.free {
    background: var(--accent);
    color: var(--accent-ink);
}

.thumb {
    aspect-ratio: 4/3;
    background: #EDEDE8;
    border-bottom: 1px solid var(--line);
    position: relative;
    overflow: hidden;
}

.thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(15%);
}

.card-body {
    padding: 20px 20px 22px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.card-sku {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--ink-soft);
    letter-spacing: 0.02em;
}

.card-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.card-desc {
    font-size: 13.5px;
    color: var(--ink-soft);
    line-height: 1.5;
    flex: 1;
}

.card-actions {
    margin-top: 14px;
    display: flex;
    gap: 10px;
}

.card-actions .btn {
    padding: 8px 14px;
    font-size: 13px;
}

/* STRIP - free kit */
.strip {
    padding: 64px 0;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.strip h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 700;
    letter-spacing: -0.02em;
    max-width: 520px;
}

.strip p {
    color: var(--ink-soft);
    font-size: 14px;
    margin-top: 8px;
    max-width: 480px;
}

/* FOOTER */
footer {
    padding: 48px 0 40px;
}

.foot-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.foot-links {
    display: flex;
    gap: 24px;
    font-size: 13.5px;
    color: var(--ink-soft);
}

.foot-links a:hover {
    color: var(--ink);
}

.foot-copy {
    font-size: 12.5px;
    color: var(--ink-soft);
}

/* FEATURES SECTION */
.features {
    padding: 100px 0;
    border-bottom: 1px solid var(--line);
    background: var(--bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.feature-card {
    border: 1.5px solid var(--line);
    background: var(--card);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    box-shadow: 6px 6px 0 var(--line);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.feature-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: 9px 9px 0 var(--accent);
}

.feature-icon-box {
    width: 46px;
    height: 46px;
    border: 1.5px solid var(--line);
    background: #F4F4F0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
}

.feature-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
    text-transform: uppercase;
}

.feature-desc {
    font-size: 13.5px;
    color: var(--ink-soft);
    line-height: 1.55;
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 576px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}


/* CONTACT MODAL */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 18, 18, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-box {
    background: var(--card);
    border: 2px solid var(--line);
    padding: 36px;
    max-width: 440px;
    width: 90%;
    box-shadow: 8px 8px 0 var(--line);
    position: relative;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.modal-overlay.active .modal-box {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: 1px solid var(--line);
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    font-weight: 600;
    transition: transform 0.15s, box-shadow 0.15s;
}

.modal-close:hover {
    transform: translate(-1px, -1px);
    box-shadow: 2px 2px 0 var(--line);
}

.modal-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.modal-body {
    font-size: 14.5px;
    color: var(--ink-soft);
    line-height: 1.5;
}

.email-box {
    margin-top: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1.5px solid var(--line);
    background: var(--bg);
    padding: 12px 16px;
}

.email-address {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: var(--ink);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.copy-btn {
    border: 1px solid var(--line);
    background: var(--card);
    padding: 6px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
}

.copy-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 2px 2px 0 var(--accent);
}

/* SCROLL TO TOP */
.scroll-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 46px;
    height: 46px;
    border: 1.5px solid var(--line);
    background: var(--card);
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 900;
    box-shadow: 4px 4px 0 var(--line);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.scroll-top.visible {
    opacity: 1;
    pointer-events: all;
}

.scroll-top:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--accent);
}

::selection {
    background: var(--accent);
    color: var(--accent-ink);
}

@media (prefers-reduced-motion:reduce) {
    * {
        transition: none !important;
    }
}