@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Inter+Tight:wght@500;600;700;800&display=swap");

:root {
    --bg: #07080a;
    --surface: #101216;
    --surface-2: #171a20;
    --line: rgba(255, 255, 255, 0.1);
    --line-strong: rgba(216, 178, 63, 0.36);
    --text: #f7f3e8;
    --muted: #b5b2aa;
    --soft: #817e77;
    --gold: #d8b23f;
    --teal: #4ed3c1;
    --green: #7aa867;
    --blue: #6f9fe8;
    --max: 1500px;
    --nav: 92px;
    --radius: 8px;
    --font-body: Inter, Aptos, "Segoe UI Variable Text", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    --font-display: "Inter Tight", "Aptos Display", "Segoe UI Variable Display", Aptos, "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}
body {
    margin: 0;
    overflow-x: hidden;
    background:
        linear-gradient(180deg, rgba(7,8,10,0.28), var(--bg) 760px),
        url("images/site/giving-back-live/giving-back-hive-front-bg-poster-1600w.jpg") center center / cover fixed no-repeat,
        #07080a;
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(circle at 72% 26%, rgba(216,178,63,0.2), transparent 32%),
        linear-gradient(180deg, rgba(7,8,10,0.42), rgba(7,8,10,0.72) 54%, rgba(7,8,10,0.92)),
        linear-gradient(90deg, rgba(7,8,10,0.86), rgba(7,8,10,0.42) 48%, rgba(7,8,10,0.84));
    pointer-events: none;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(90deg, rgba(216,178,63,0.08) 0 1px, transparent 1px 100%),
        linear-gradient(180deg, rgba(255,255,255,0.045) 0 1px, transparent 1px 100%);
    background-size: 86px 86px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,0.65), transparent 62%);
    pointer-events: none;
}

.page-bg-video {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -3;
    filter: saturate(0.84) contrast(1.1) brightness(0.72);
    pointer-events: none;
}

body > nav,
body > main,
body > footer {
    position: relative;
    z-index: 1;
}

a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--font-display); }

.nav {
    position: sticky;
    top: 0;
    z-index: 20;
    min-height: var(--nav);
    background: rgba(7, 8, 10, 0.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
}

.nav-inner {
    max-width: var(--max);
    margin: 0 auto;
    min-height: var(--nav);
    padding: 0 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand img { height: 64px; width: auto; }
.nav-toggle { display: none; }
.nav-links { display: flex; align-items: center; gap: 14px; }
.nav-links a {
    color: var(--muted);
    text-decoration: none;
    letter-spacing: 0.01em;
    font-size: 0.82rem;
    font-weight: 620;
    line-height: 1.25;
    padding: 12px 0;
    border-bottom: 2px solid transparent;
}

.nav-links a.active,
.nav-links a:hover { color: var(--gold); border-color: var(--gold); }

.nav-links a.nav-cta {
    padding: 10px 12px;
    border: 1px solid rgba(216,178,63,0.42);
    border-radius: 8px;
    color: var(--gold);
    background: rgba(216,178,63,0.07);
}

.section {
    max-width: var(--max);
    margin: 0 auto;
    padding: 84px clamp(28px, 4vw, 64px);
}

.hero {
    display: grid;
    grid-template-columns: minmax(500px, 0.88fr) minmax(420px, 0.72fr);
    gap: clamp(48px, 7vw, 112px);
    align-items: center;
    min-height: calc(100svh - var(--nav));
    padding-top: clamp(36px, 5vh, 58px);
    padding-bottom: clamp(34px, 5vh, 58px);
}

.eyebrow {
    margin: 0 0 18px;
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

h1 {
    margin-bottom: 24px;
    font-size: clamp(2.9rem, 5.6vw, 5.1rem);
    line-height: 1.02;
    letter-spacing: -0.015em;
    font-weight: 650;
}

h2 {
    margin-bottom: 20px;
    font-size: clamp(2rem, 4vw, 3.65rem);
    line-height: 1.06;
    font-weight: 630;
}

h3 {
    margin-bottom: 12px;
    font-size: 1.16rem;
    line-height: 1.28;
    font-weight: 720;
}

.lead {
    max-width: 780px;
    color: var(--muted);
    font-size: clamp(1.02rem, 1.2vw, 1.13rem);
    line-height: 1.68;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.04);
    color: var(--text);
    text-decoration: none;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.8rem;
    cursor: pointer;
}

.button.primary {
    border-color: rgba(216,178,63,0.52);
    background: linear-gradient(135deg, var(--gold), #a97e15);
    color: #141006;
}

.button:hover { transform: translateY(-1px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }

.hero-media,
.media-panel {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid var(--line-strong);
    background: rgba(16, 18, 22, 0.78);
    box-shadow: 0 28px 70px rgba(0,0,0,0.34);
    --parallax-y: 0px;
}

.hero-media.generated,
.tool-card.generated {
    background: rgba(16, 18, 22, 0.66);
}

.calculator-media,
.calculator-tool-card,
.workshop-media,
.workshop-tool-card {
    border-color: rgba(216,178,63,0.42);
    background:
        linear-gradient(145deg, rgba(216,178,63,0.13), rgba(7,8,10,0.1) 42%, rgba(7,8,10,0.78)),
        rgba(16,18,22,0.78);
    box-shadow:
        0 34px 82px rgba(0,0,0,0.42),
        inset 0 1px 0 rgba(255,255,255,0.08);
}

.calculator-media::before,
.calculator-tool-card::before,
.workshop-media::before,
.workshop-tool-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(135deg, rgba(216,178,63,0.18), transparent 34%),
        linear-gradient(180deg, transparent 48%, rgba(7,8,10,0.48));
    pointer-events: none;
}

.calculator-media img,
.calculator-tool-card img,
.workshop-media img,
.workshop-tool-card img {
    filter: saturate(0.9) contrast(1.08) brightness(0.9);
}

.calculator-media .note,
.workshop-media .note {
    z-index: 2;
    border-color: rgba(216,178,63,0.34);
    background: linear-gradient(135deg, rgba(7,8,10,0.9), rgba(16,18,22,0.76));
    box-shadow: 0 18px 42px rgba(0,0,0,0.32);
}

.hero-media img,
.media-panel img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 390px;
    object-fit: cover;
    transform: translate3d(0, var(--parallax-y), 0);
    transition: transform 140ms linear;
}

.hero-media img,
.tool-card img {
    filter: saturate(0.98) contrast(1.04) brightness(0.95);
}

.hero-media.contain img { object-fit: contain; padding: 48px; background: #f7f3e8; }

.note {
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 18px;
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(7, 8, 10, 0.86);
    color: var(--muted);
}

.note strong { display: block; color: var(--text); margin-bottom: 4px; }
.note p { margin-bottom: 0; }

.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    --side-shift: 0px;
    transform: translate3d(var(--side-shift), 0, 0);
    transition: transform 140ms linear;
    will-change: transform;
}

.showcase {
    display: grid;
    grid-template-columns: minmax(360px, 0.76fr) minmax(520px, 1fr);
    gap: clamp(34px, 5vw, 72px);
    align-items: center;
    padding-top: 38px;
}

.showcase-copy {
    max-width: 660px;
}

.media-mosaic {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    grid-auto-rows: minmax(190px, 1fr);
    gap: 14px;
}

.mosaic-tile,
.image-triptych figure {
    margin: 0;
    border: 1px solid rgba(216,178,63,0.24);
    border-radius: 8px;
    background: rgba(11,13,16,0.76);
    overflow: hidden;
    box-shadow: 0 26px 60px rgba(0,0,0,0.28);
}

.mosaic-tile.large {
    grid-row: span 2;
}

.mosaic-tile img,
.image-triptych img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 205px;
    object-fit: cover;
    filter: saturate(0.96) contrast(1.04) brightness(0.94);
    --parallax-y: 0px;
    transform: scale(1.04) translate3d(0, var(--parallax-y), 0);
    transition: transform 140ms linear;
}

.mosaic-tile figcaption,
.image-triptych figcaption {
    display: none;
}

.detail-gallery {
    padding-top: 18px;
    padding-bottom: 42px;
}

.detail-gallery-head {
    max-width: 920px;
    margin-bottom: 24px;
}

.detail-gallery-head h2 {
    max-width: 980px;
}

.image-triptych {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.image-triptych figure:nth-child(2) {
    transform: translateY(18px);
}

.card,
.tool-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(11,13,16,0.78);
    overflow: hidden;
    box-shadow: 0 22px 55px rgba(0,0,0,0.24);
}

.tool-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
    border-bottom: 1px solid var(--line);
}

.tool-card { position: relative; }
.tool-card .card-body { position: relative; z-index: 1; }

.card-body { padding: 24px; }
.card-body p,
.card p { color: var(--muted); }
.tag {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--gold);
    font-weight: 800;
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(360px, 0.55fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
}

.band {
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background:
        linear-gradient(135deg, rgba(216,178,63,0.08), rgba(7,8,10,0.3) 44%, rgba(7,8,10,0.7)),
        rgba(16,18,22,0.58);
}

.features {
    padding-left: 20px;
    color: var(--muted);
}

.features li { margin-bottom: 10px; }

.form {
    display: grid;
    gap: 16px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.field { display: grid; gap: 8px; }
.field.full { grid-column: 1 / -1; }
label {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

input, select, textarea {
    width: 100%;
    min-height: 46px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255,255,255,0.045);
    color: var(--text);
    padding: 11px 13px;
    font: inherit;
}

textarea { min-height: 130px; resize: vertical; }
select option { background: #101216; color: var(--text); }
.hidden-field { position: absolute; left: -100vw; width: 1px; height: 1px; overflow: hidden; }
.form-status { min-height: 24px; margin: 2px 0 0; color: var(--muted); }
.form-status.success { color: var(--green); }
.form-status.error { color: #ff9a8b; }

.calc {
    display: grid;
    gap: 16px;
}

.calc-result {
    border: 1px solid var(--line-strong);
    border-radius: 8px;
    padding: 22px;
    background: rgba(216,178,63,0.08);
}

.calc-result strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.45rem;
    line-height: 1.25;
}

.footer {
    border-top: 1px solid var(--line);
    padding: 28px;
    color: var(--soft);
    text-align: center;
    font-size: 0.86rem;
}

.site-footer {
    border-top: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(237, 244, 239, 0.9), rgba(247, 250, 245, 0.98)),
        radial-gradient(circle at 20% 0, rgba(216, 178, 63, 0.1), transparent 34%);
}

:root[data-theme="dark"] .site-footer {
    background:
        linear-gradient(180deg, rgba(16, 18, 22, 0.76), rgba(7, 8, 10, 0.98)),
        radial-gradient(circle at 20% 0, rgba(216, 178, 63, 0.12), transparent 35%);
}

.footer-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: 58px clamp(28px, 4vw, 64px) 34px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 48px;
    align-items: start;
    padding-bottom: 38px;
    border-bottom: 1px solid var(--line);
}

.footer-brand img {
    width: 230px;
    max-width: 100%;
    margin-bottom: 20px;
}

.footer-brand p,
.footer-col a,
.footer-bottom {
    color: var(--muted);
}

.footer-brand p {
    max-width: 460px;
}

.footer-cols {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
}

.footer-col h3 {
    margin: 0 0 12px;
    color: var(--gold);
    font-size: 0.76rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.footer-col a {
    display: block;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.92rem;
    padding: 5px 0;
}

.footer-col a:hover {
    color: var(--text);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    color: var(--soft);
    font-size: 0.88rem;
    padding-top: 24px;
}

@media (max-width: 980px) {
    .footer-top {
        grid-template-columns: 1fr;
    }

    .footer-cols {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .footer-cols {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        display: grid;
    }
}

.motion-ready .reveal {
    opacity: 0;
    transform: translate3d(0, 32px, 0);
    transition:
        opacity 720ms cubic-bezier(.2, .7, .2, 1),
        transform 720ms cubic-bezier(.2, .7, .2, 1),
        border-color 180ms ease;
    transition-delay: var(--reveal-delay, 0ms);
    will-change: opacity, transform;
}

.motion-ready .reveal.from-left { transform: translate3d(-42px, 0, 0); }
.motion-ready .reveal.from-right { transform: translate3d(42px, 0, 0); }
.motion-ready .reveal.zoom-in { transform: scale(0.96) translate3d(0, 22px, 0); }

.motion-ready .reveal.is-visible,
.motion-ready .reveal.from-left.is-visible,
.motion-ready .reveal.from-right.is-visible,
.motion-ready .reveal.zoom-in.is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

@media (max-width: 980px) {
    .nav-inner { flex-direction: column; align-items: flex-start; padding-top: 14px; padding-bottom: 14px; }
    .nav-links { width: 100%; justify-content: flex-start; gap: 16px 20px; flex-wrap: wrap; }
    .nav-links a { font-size: 0.86rem; }
    .hero, .split, .showcase { grid-template-columns: 1fr; min-height: auto; }
    .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .media-mosaic { grid-template-columns: 1fr 1fr; }
    .image-triptych { grid-template-columns: 1fr; }
    .image-triptych figure:nth-child(2) { transform: none; }
}

@media (max-width: 640px) {
    .section { padding: 56px 20px; }
    .nav-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; }
    .nav-links a { padding: 8px 0; font-size: 0.78rem; white-space: normal; }
    .grid, .form-grid { grid-template-columns: 1fr; }
    .grid { transform: none; }
    .media-mosaic { grid-template-columns: 1fr; }
    .mosaic-tile.large { grid-row: auto; }
    .hero-media img, .media-panel img { min-height: 280px; }
    .mosaic-tile img, .image-triptych img { min-height: 230px; }
    .hero-media.contain img { padding: 30px; }
    h1 { font-size: clamp(2.28rem, 12vw, 3rem); }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    .hero-media img,
    .media-panel img,
    .mosaic-tile img,
    .image-triptych img,
    .grid {
        transform: none;
        transition: none;
    }

    .motion-ready .reveal,
    .motion-ready .reveal.from-left,
    .motion-ready .reveal.from-right,
    .motion-ready .reveal.zoom-in {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .page-bg-video {
        display: none;
    }
}

/* Shared light/dark mode for the resource-template pages. */
:root,
:root[data-theme="light"] {
    color-scheme: light;
    --bg: #f6f8f3;
    --surface: #ffffff;
    --surface-2: #edf4ef;
    --line: rgba(28, 42, 29, 0.14);
    --line-strong: rgba(168, 115, 0, 0.3);
    --text: #172018;
    --muted: #556255;
    --soft: #7d887d;
    --gold: #a87300;
    --teal: #127c78;
    --green: #5f8f3d;
    --blue: #3f72bf;
    --body-bg:
        linear-gradient(180deg, rgba(251, 252, 248, 0.95), var(--bg) 760px),
        url("images/site/giving-back-live/giving-back-hive-front-bg-poster-1600w.jpg") center center / cover fixed no-repeat,
        #f6f8f3;
    --body-before:
        radial-gradient(circle at 72% 26%, rgba(216, 178, 63, 0.18), transparent 32%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(246, 248, 243, 0.86) 58%, rgba(237, 244, 239, 0.96)),
        linear-gradient(90deg, rgba(246, 248, 243, 0.96), rgba(255, 255, 255, 0.68) 48%, rgba(246, 248, 243, 0.94));
    --body-grid:
        linear-gradient(90deg, rgba(168, 115, 0, 0.06) 0 1px, transparent 1px 100%),
        linear-gradient(180deg, rgba(18, 32, 24, 0.055) 0 1px, transparent 1px 100%);
    --nav-bg: rgba(255, 255, 255, 0.9);
    --control-bg: rgba(255, 255, 255, 0.72);
    --panel-bg: rgba(255, 255, 255, 0.82);
    --card-bg: rgba(255, 255, 255, 0.86);
    --field-bg: #fffef9;
    --note-bg: rgba(255, 255, 255, 0.84);
    --band-bg:
        linear-gradient(135deg, rgba(216, 178, 63, 0.1), rgba(255, 255, 255, 0.64) 44%, rgba(237, 244, 239, 0.78)),
        rgba(255, 255, 255, 0.58);
    --soft-shadow: 0 22px 56px rgba(38, 48, 34, 0.12);
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #07080a;
    --surface: #101216;
    --surface-2: #171a20;
    --line: rgba(255, 255, 255, 0.1);
    --line-strong: rgba(216, 178, 63, 0.36);
    --text: #f7f3e8;
    --muted: #b5b2aa;
    --soft: #817e77;
    --gold: #d8b23f;
    --teal: #4ed3c1;
    --green: #7aa867;
    --blue: #6f9fe8;
    --body-bg:
        linear-gradient(180deg, rgba(7, 8, 10, 0.28), var(--bg) 760px),
        url("images/site/giving-back-live/giving-back-hive-front-bg-poster-1600w.jpg") center center / cover fixed no-repeat,
        #07080a;
    --body-before:
        radial-gradient(circle at 72% 26%, rgba(216, 178, 63, 0.2), transparent 32%),
        linear-gradient(180deg, rgba(7, 8, 10, 0.42), rgba(7, 8, 10, 0.72) 54%, rgba(7, 8, 10, 0.92)),
        linear-gradient(90deg, rgba(7, 8, 10, 0.86), rgba(7, 8, 10, 0.42) 48%, rgba(7, 8, 10, 0.84));
    --body-grid:
        linear-gradient(90deg, rgba(216, 178, 63, 0.08) 0 1px, transparent 1px 100%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 100%);
    --nav-bg: rgba(7, 8, 10, 0.88);
    --control-bg: #101216;
    --panel-bg: rgba(16, 18, 22, 0.78);
    --card-bg: rgba(11, 13, 16, 0.78);
    --field-bg: rgba(255, 255, 255, 0.045);
    --note-bg: rgba(7, 8, 10, 0.86);
    --band-bg:
        linear-gradient(135deg, rgba(216, 178, 63, 0.08), rgba(7, 8, 10, 0.3) 44%, rgba(7, 8, 10, 0.7)),
        rgba(16, 18, 22, 0.58);
    --soft-shadow: 0 22px 55px rgba(0, 0, 0, 0.24);
}

body {
    background: var(--body-bg);
    color: var(--text);
}

body::before {
    background: var(--body-before);
}

body::after {
    background: var(--body-grid);
    background-size: 86px 86px;
}

.nav {
    background: var(--nav-bg);
}

.nav-inner {
    justify-content: flex-start;
}

.nav-links {
    margin-left: auto;
}

.theme-toggle {
    display: inline-grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    justify-items: center;
    width: 76px;
    height: 40px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--control-bg);
    color: var(--text);
    cursor: pointer;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.theme-icon {
    display: inline-grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 999px;
    color: var(--soft);
    transition: background 180ms ease, color 180ms ease;
}

.theme-icon svg {
    width: 17px;
    height: 17px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.theme-icon-sun {
    color: #a87300;
    background: rgba(216, 178, 63, 0.18);
}

:root[data-theme="dark"] .theme-icon-sun {
    color: var(--soft);
    background: transparent;
}

:root[data-theme="dark"] .theme-icon-moon {
    color: #dbe8ff;
    background: rgba(111, 159, 232, 0.18);
}

.button,
input,
select,
textarea {
    background: var(--field-bg);
    color: var(--text);
}

select option {
    background: var(--surface);
    color: var(--text);
}

.hero-media,
.media-panel,
.hero-media.generated,
.tool-card.generated,
.card,
.tool-card,
.mosaic-tile,
.image-triptych figure {
    background: var(--card-bg);
    box-shadow: var(--soft-shadow);
}

.calculator-media,
.calculator-tool-card,
.workshop-media,
.workshop-tool-card {
    background:
        linear-gradient(145deg, rgba(216, 178, 63, 0.13), rgba(255, 255, 255, 0.1) 42%, rgba(237, 244, 239, 0.78)),
        var(--panel-bg);
}

:root[data-theme="dark"] .calculator-media,
:root[data-theme="dark"] .calculator-tool-card,
:root[data-theme="dark"] .workshop-media,
:root[data-theme="dark"] .workshop-tool-card {
    background:
        linear-gradient(145deg, rgba(216, 178, 63, 0.13), rgba(7, 8, 10, 0.1) 42%, rgba(7, 8, 10, 0.78)),
        var(--panel-bg);
}

.note,
.calculator-media .note,
.workshop-media .note {
    background: var(--note-bg);
}

.band {
    background: var(--band-bg);
}

@media (max-width: 980px) {
    .nav-inner {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto auto;
        align-items: center;
        gap: 12px 14px;
    }

    .brand {
        grid-column: 1;
    }

    .theme-toggle {
        grid-column: 2;
    }

    .nav-toggle {
        grid-column: 3;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 40px;
        padding: 0 14px;
        border: 1px solid var(--line);
        border-radius: 8px;
        background: var(--control-bg);
        color: var(--text);
        font: inherit;
        font-size: 0.82rem;
        font-weight: 800;
        cursor: pointer;
    }

    .nav-links {
        display: none;
        grid-column: 1 / -1;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: 100%;
        gap: 8px 12px;
        margin-left: 0;
        padding-top: 10px;
    }

    .nav.open .nav-links {
        display: grid;
    }

    .nav-links a {
        padding: 8px 0;
        white-space: normal;
    }
}

@media (max-width: 640px) {
    .brand img {
        max-width: min(190px, 58vw);
    }

    .theme-toggle {
        width: 68px;
        height: 38px;
    }

    .theme-icon {
        width: 28px;
        height: 28px;
    }
}

/* Global navigation refinement shared with the main BuzzTech pages. */
:root,
:root[data-theme="light"] {
    --nav: 72px;
    --nav-bg: rgba(255, 255, 255, 0.82);
    --nav-border: rgba(34, 46, 35, 0.11);
    --nav-shadow: 0 10px 34px rgba(34, 46, 35, 0.1);
    --nav-rail-bg: rgba(255, 255, 255, 0.58);
    --nav-rail-border: rgba(34, 46, 35, 0.1);
    --nav-link-hover: rgba(28, 42, 29, 0.06);
    --nav-link-active: rgba(168, 115, 0, 0.1);
    --nav-control-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72), 0 8px 22px rgba(34, 46, 35, 0.08);
    --nav-cta-bg: linear-gradient(180deg, rgba(216, 178, 63, 0.18), rgba(168, 115, 0, 0.08));
}

:root[data-theme="dark"] {
    --nav-bg: rgba(7, 8, 10, 0.78);
    --nav-border: rgba(255, 255, 255, 0.1);
    --nav-shadow: 0 12px 34px rgba(0, 0, 0, 0.24);
    --nav-rail-bg: rgba(255, 255, 255, 0.035);
    --nav-rail-border: rgba(255, 255, 255, 0.1);
    --nav-link-hover: rgba(255, 255, 255, 0.06);
    --nav-link-active: rgba(216, 178, 63, 0.14);
    --nav-control-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 10px 26px rgba(0, 0, 0, 0.22);
    --nav-cta-bg: linear-gradient(180deg, rgba(216, 178, 63, 0.16), rgba(216, 178, 63, 0.055));
}

.nav,
.app-lead-page .nav.nav {
    --nav: 72px;
    min-height: var(--nav);
    border-bottom: 1px solid var(--nav-border);
    background: var(--nav-bg);
    -webkit-backdrop-filter: saturate(1.16) blur(22px);
    backdrop-filter: saturate(1.16) blur(22px);
    box-shadow: var(--nav-shadow);
}

.nav::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(216, 178, 63, 0.26), transparent);
    pointer-events: none;
}

.nav-inner,
.app-lead-page .nav .nav-inner {
    min-height: var(--nav);
    gap: 12px;
}

.nav-inner::after,
.app-lead-page .nav .nav-inner::after {
    left: 24px;
    right: 24px;
    background: linear-gradient(90deg, transparent, rgba(168, 115, 0, 0.22), rgba(78, 211, 193, 0.12), transparent);
    opacity: 0.48;
}

.brand,
.app-lead-page .brand {
    min-height: 42px;
    flex: 0 0 auto;
    border-radius: 8px;
}

.brand img,
.app-lead-page .brand img {
    width: 174px;
    height: auto;
    max-width: min(38vw, 174px);
    transition: opacity 180ms ease, transform 180ms ease;
}

.brand:hover img {
    opacity: 0.92;
    transform: translateY(-1px);
}

.theme-toggle {
    width: 66px;
    height: 36px;
    margin-left: 10px;
    padding: 3px;
    border-color: var(--nav-rail-border);
    background: var(--nav-rail-bg);
    box-shadow: var(--nav-control-shadow);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
}

.theme-icon {
    width: 28px;
    height: 28px;
}

.theme-icon svg {
    width: 15px;
    height: 15px;
}

.nav-links,
.app-lead-page .nav-links {
    gap: 2px;
    align-items: center;
    padding: 4px;
    border: 1px solid var(--nav-rail-border);
    border-radius: 999px;
    background: var(--nav-rail-bg);
    box-shadow: var(--nav-control-shadow);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
}

.nav-links a,
.app-lead-page .nav-links a {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 10px;
    border: 0;
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.765rem;
    font-weight: 850;
    line-height: 1;
    letter-spacing: 0;
    opacity: 1;
    transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.nav-links a:hover,
.app-lead-page .nav-links a:hover {
    border: 0;
    background: var(--nav-link-hover);
    color: var(--text);
}

.nav-links a.active,
.app-lead-page .nav-links a.active {
    border: 0;
    background: var(--nav-link-active);
    color: var(--gold);
    box-shadow: inset 0 0 0 1px rgba(216, 178, 63, 0.18);
}

.nav-links a:focus-visible,
.theme-toggle:focus-visible,
.nav-toggle:focus-visible {
    outline: 2px solid rgba(216, 178, 63, 0.72);
    outline-offset: 3px;
}

.nav-links a.nav-cta,
.app-lead-page .nav-cta {
    min-height: 36px;
    margin-left: 4px;
    padding: 0 14px !important;
    border: 1px solid rgba(168, 115, 0, 0.34);
    border-radius: 999px;
    background: var(--nav-cta-bg);
    color: var(--gold) !important;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.nav-links a.nav-cta:hover,
.app-lead-page .nav-cta:hover {
    border: 1px solid rgba(216, 178, 63, 0.5);
    background: linear-gradient(180deg, rgba(216, 178, 63, 0.24), rgba(168, 115, 0, 0.1));
    color: var(--gold) !important;
    transform: translateY(-1px);
}

.nav-group,
.app-lead-page .nav-group {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-group > .nav-top,
.app-lead-page .nav-group > .nav-top {
    gap: 6px;
}

.nav-group > .nav-top::after,
.app-lead-page .nav-group > .nav-top::after {
    content: "";
    width: 6px;
    height: 6px;
    margin-top: -2px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    opacity: 0.58;
    transform: rotate(45deg);
    transition: transform 180ms ease, opacity 180ms ease;
}

.nav-group::before,
.app-lead-page .nav-group::before {
    content: "";
    position: absolute;
    top: 100%;
    left: -18px;
    right: -18px;
    z-index: 79;
    height: 14px;
}

.nav-group:hover > .nav-top,
.nav-group:focus-within > .nav-top,
.nav-group > .nav-top.active,
.app-lead-page .nav-group:hover > .nav-top,
.app-lead-page .nav-group:focus-within > .nav-top,
.app-lead-page .nav-group > .nav-top.active {
    background: var(--nav-link-active);
    color: var(--gold);
    box-shadow: inset 0 0 0 1px rgba(216, 178, 63, 0.18);
}

.nav-group:hover > .nav-top::after,
.nav-group:focus-within > .nav-top::after,
.app-lead-page .nav-group:hover > .nav-top::after,
.app-lead-page .nav-group:focus-within > .nav-top::after {
    opacity: 0.95;
    transform: rotate(45deg) translate(2px, 2px);
}

.nav-submenu,
.app-lead-page .nav-submenu {
    position: absolute;
    top: calc(100% + 9px);
    left: -14px;
    z-index: 80;
    display: grid;
    gap: 3px;
    min-width: 286px;
    padding: 10px;
    border: 1px solid rgba(168, 115, 0, 0.3);
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 254, 246, 0.98), rgba(246, 250, 241, 0.98));
    box-shadow:
        0 24px 70px rgba(34, 46, 35, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.78) inset;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.nav-group:nth-last-of-type(-n+2) .nav-submenu,
.app-lead-page .nav-group:nth-last-of-type(-n+2) .nav-submenu {
    right: 0;
    left: auto;
}

.nav-group:hover .nav-submenu,
.nav-group:focus-within .nav-submenu,
.app-lead-page .nav-group:hover .nav-submenu,
.app-lead-page .nav-group:focus-within .nav-submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.nav-submenu::before,
.app-lead-page .nav-submenu::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 28px;
    width: 12px;
    height: 12px;
    border-top: 1px solid rgba(168, 115, 0, 0.26);
    border-left: 1px solid rgba(168, 115, 0, 0.26);
    background: rgba(255, 254, 246, 0.98);
    transform: rotate(45deg);
}

.nav-group:nth-last-of-type(-n+2) .nav-submenu::before,
.app-lead-page .nav-group:nth-last-of-type(-n+2) .nav-submenu::before {
    right: 32px;
    left: auto;
}

.nav-submenu a,
.nav-links .nav-submenu a,
.app-lead-page .nav-submenu a,
.app-lead-page .nav-links .nav-submenu a {
    position: relative;
    justify-content: flex-start;
    min-height: 38px;
    padding: 0 12px 0 30px;
    border-radius: 9px;
    color: #243222;
    font-size: 0.79rem;
    line-height: 1.18;
    text-align: left;
    white-space: normal;
}

.nav-submenu a::before,
.nav-links .nav-submenu a::before,
.app-lead-page .nav-submenu a::before,
.app-lead-page .nav-links .nav-submenu a::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 50%;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: rgba(168, 115, 0, 0.38);
    transform: translateY(-50%);
}

.nav-submenu a:hover,
.nav-submenu a:focus-visible,
.app-lead-page .nav-submenu a:hover,
.app-lead-page .nav-submenu a:focus-visible {
    background: rgba(168, 115, 0, 0.1);
    color: #172114;
}

.nav-submenu a.active,
.nav-links .nav-submenu a.active,
.nav-submenu a[aria-current="page"],
.nav-links .nav-submenu a[aria-current="page"],
.app-lead-page .nav-submenu a.active,
.app-lead-page .nav-links .nav-submenu a.active,
.app-lead-page .nav-submenu a[aria-current="page"],
.app-lead-page .nav-links .nav-submenu a[aria-current="page"] {
    background: rgba(216, 178, 63, 0.18);
    color: var(--gold);
}

.breadcrumbs {
    border-bottom: 1px solid var(--nav-border);
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(14px);
}

.breadcrumbs ol {
    max-width: var(--max);
    margin: 0 auto;
    padding: 10px clamp(28px, 4vw, 64px);
    display: flex;
    align-items: center;
    gap: 9px;
    list-style: none;
    color: var(--soft);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
    gap: 9px;
    min-width: 0;
}

.breadcrumbs li + li::before {
    content: "/";
    color: rgba(168, 115, 0, 0.64);
}

.breadcrumbs a {
    color: var(--muted);
    text-decoration: none;
}

.breadcrumbs a:hover,
.breadcrumbs [aria-current="page"] {
    color: var(--gold);
}

:root[data-theme="dark"] .nav-submenu,
:root[data-theme="dark"] .app-lead-page .nav-submenu {
    background: linear-gradient(180deg, rgba(18, 21, 26, 0.98), rgba(7, 8, 10, 0.98));
}

:root[data-theme="dark"] .nav-submenu a,
:root[data-theme="dark"] .app-lead-page .nav-submenu a {
    color: rgba(255, 255, 255, 0.82);
}

:root[data-theme="dark"] .nav-submenu a:hover,
:root[data-theme="dark"] .nav-submenu a:focus-visible,
:root[data-theme="dark"] .app-lead-page .nav-submenu a:hover,
:root[data-theme="dark"] .app-lead-page .nav-submenu a:focus-visible {
    color: var(--text);
}

:root[data-theme="dark"] .nav-submenu::before,
:root[data-theme="dark"] .app-lead-page .nav-submenu::before {
    background: rgba(18, 21, 26, 0.98);
}

:root[data-theme="dark"] .breadcrumbs {
    background: rgba(7, 8, 10, 0.68);
}

.nav-toggle {
    border-color: var(--nav-rail-border);
    box-shadow: var(--nav-control-shadow);
}

@media (max-width: 1180px) {
    .nav-inner,
    .app-lead-page .nav .nav-inner {
        gap: 10px;
    }

    .brand img,
    .app-lead-page .brand img {
        width: 162px;
    }

    .theme-toggle {
        margin-left: 6px;
    }

    .nav-links a,
    .app-lead-page .nav-links a {
        padding-inline: 8px;
        font-size: 0.735rem;
    }

    .nav-links a.nav-cta,
    .app-lead-page .nav-cta {
        padding-inline: 11px !important;
    }
}

@media (max-width: 980px) {
    .nav,
    .app-lead-page .nav.nav {
        min-height: auto;
    }

    .nav-inner,
    .app-lead-page .nav .nav-inner {
        min-height: 64px;
        padding: 12px 20px;
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto auto;
        align-items: center;
        gap: 10px 12px;
    }

    .brand,
    .app-lead-page .brand {
        grid-column: 1;
    }

    .brand img,
    .app-lead-page .brand img {
        width: 174px;
        max-width: min(46vw, 174px);
    }

    .theme-toggle {
        grid-column: 2;
        margin-left: 0;
    }

    .nav-toggle {
        display: inline-grid;
        grid-column: 3;
        place-items: center;
        width: 40px;
        height: 40px;
        min-height: 40px;
        padding: 0;
        border: 1px solid var(--nav-rail-border);
        border-radius: 999px;
        background: var(--nav-rail-bg);
        color: var(--text);
        font-size: 0;
        cursor: pointer;
    }

    .nav-toggle::before {
        content: "";
        width: 16px;
        height: 12px;
        border-top: 2px solid currentColor;
        border-bottom: 2px solid currentColor;
        background: linear-gradient(currentColor, currentColor) center / 16px 2px no-repeat;
        opacity: 0.86;
        transition: transform 180ms ease, opacity 180ms ease;
    }

    .nav.open .nav-toggle::before {
        transform: scaleX(0.82);
        opacity: 1;
    }

    .nav-links,
    .app-lead-page .nav-links {
        grid-column: 1 / -1;
        display: none;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        width: 100%;
        margin-left: 0;
        padding: 8px;
        border-radius: 16px;
    }

    .nav.open .nav-links {
        display: grid;
    }

    .nav-links a,
    .app-lead-page .nav-links a {
        min-height: 42px;
        padding: 0 12px;
        line-height: 1.18;
        white-space: normal;
        text-align: center;
    }

    .nav-group,
    .app-lead-page .nav-group {
        display: grid;
        gap: 5px;
        padding: 6px;
        border: 1px solid rgba(168, 115, 0, 0.16);
        border-radius: 14px;
        background: rgba(255, 255, 255, 0.64);
    }

    .nav-group::before,
    .app-lead-page .nav-group::before {
        display: none;
    }

    .nav-group > .nav-top,
    .nav-links .nav-group > .nav-top,
    .app-lead-page .nav-group > .nav-top,
    .app-lead-page .nav-links .nav-group > .nav-top {
        justify-content: flex-start;
        min-height: 38px;
        padding: 0 11px;
        text-align: left;
    }

    .nav-submenu,
    .nav-group:nth-last-of-type(-n+2) .nav-submenu,
    .app-lead-page .nav-submenu,
    .app-lead-page .nav-group:nth-last-of-type(-n+2) .nav-submenu {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 6px;
        min-width: 0;
        padding: 8px;
        border: 1px solid rgba(168, 115, 0, 0.14);
        border-radius: 10px;
        background: rgba(255, 253, 242, 0.72);
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        pointer-events: auto;
    }

    .nav-submenu::before,
    .app-lead-page .nav-submenu::before {
        display: none;
    }

    .nav-submenu a,
    .nav-links .nav-submenu a,
    .app-lead-page .nav-submenu a,
    .app-lead-page .nav-links .nav-submenu a {
        min-height: 36px;
        padding: 0 10px 0 28px;
        background: rgba(248, 250, 244, 0.9);
    }

    .nav-links a.nav-cta,
    .app-lead-page .nav-cta {
        grid-column: 1 / -1;
        min-height: 44px;
        margin-left: 0;
    }
}

@media (max-width: 640px) {
    .nav-inner,
    .app-lead-page .nav .nav-inner {
        padding: 10px 16px;
    }

    .brand img,
    .app-lead-page .brand img {
        width: min(166px, 46vw);
        max-width: min(166px, 46vw);
    }

    .theme-toggle {
        width: 60px;
        height: 36px;
    }

    .theme-icon {
        width: 28px;
        height: 28px;
    }

    .nav-links,
    .app-lead-page .nav-links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .nav-submenu,
    .app-lead-page .nav-submenu {
        grid-template-columns: 1fr;
    }

    .nav-links a,
    .app-lead-page .nav-links a {
        min-height: 40px;
        font-size: 0.74rem;
    }
}

@media (max-width: 380px) {
    .brand img,
    .app-lead-page .brand img {
        width: min(150px, 43vw);
        max-width: min(150px, 43vw);
    }

    .theme-toggle {
        width: 56px;
    }

    .nav-toggle {
        width: 38px;
        height: 38px;
    }
}