/* Vitametr landing page — visual language unified with the PWA
 * (tokens mirror vitametr/src/ui/styles.css). One family (Hanken Grotesk,
 * the app's own font), weight does the talking. The signature is the
 * reference-range band: a value only means something inside its range,
 * and the page keeps drawing that idea. */

:root {
    /* Color tokens — taken 1:1 from the app */
    --color-paper: #f4f7f7;
    --color-card: #ffffff;
    --color-ink: #16282c;
    --color-body: #3d5157;
    --color-muted: #5d7278;
    --color-faint: #8fa1a7;
    --color-primary: #1f6e7d;
    --color-primary-deep: #17545f;
    --color-primary-dark: #1a3d44;
    --color-tint: #e3eff1;
    --color-band: rgba(31, 110, 125, 0.10);
    --color-line: #dde8e9;
    --color-grid: #dde8e9;
    --color-ok: #1e6e4c;
    --color-warn: #a83c26;
    --color-warn-bg: #f9e6e0;
    --color-seg: #e7ecee;
    --color-footer: #eaf0f0;

    --font: 'Hanken Grotesk', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

    /* Radii: cards 20, large cards 24, pills 999 */
    --radius-card: 20px;
    --radius-lg: 24px;
    --radius-pill: 999px;

    /* Shadows */
    --shadow-card: 0 1px 3px rgba(22, 40, 44, 0.06);
    --shadow-hover: 0 4px 14px rgba(22, 40, 44, 0.10);
    --shadow-pill: 0 1px 2px rgba(22, 40, 44, 0.08);
    --shadow-float: 0 8px 24px rgba(23, 38, 44, 0.14);
    --shadow-cta: 0 6px 16px rgba(31, 110, 125, 0.35);
    --shadow-phone: 0 24px 60px rgba(23, 38, 44, 0.18);

    --container: 1120px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-body);
    background: var(--color-paper);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

img {
    max-width: 100%;
    display: block;
}

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

h1, h2, h3, h4 {
    color: var(--color-ink);
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.015em;
}

/* ---------------------------------------------------------------- buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border-radius: var(--radius-pill);
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.btn:focus-visible,
a:focus-visible,
button:focus-visible {
    outline: 3px solid rgba(31, 110, 125, 0.45);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-cta);
}

.btn-primary:hover {
    background: var(--color-primary-deep);
    transform: translateY(-1px);
}

.btn-ghost {
    background: var(--color-card);
    color: var(--color-primary-deep);
    box-shadow: var(--shadow-pill);
}

.btn-ghost:hover {
    background: var(--color-tint);
}

.btn-secondary {
    background: var(--color-ink);
    color: #fff;
}

.btn-secondary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.btn-nav {
    background: var(--color-primary);
    color: #fff;
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: 700;
}

.btn-nav:hover {
    background: var(--color-primary-deep);
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.05rem;
}

/* ---------------------------------------------------------------- header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(244, 247, 247, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: box-shadow 0.25s ease;
}

.nav {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-ink);
}

.logo-mark {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.6rem;
    list-style: none;
    margin-left: auto;
}

.nav-links a {
    color: var(--color-body);
    font-size: 0.98rem;
    font-weight: 600;
    transition: color 0.15s ease;
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

/* Language switcher */
.lang-switcher-wrap {
    position: relative;
}

.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: transparent;
    border: 1.5px solid var(--color-line);
    border-radius: var(--radius-pill);
    padding: 0.4rem 0.8rem;
    font-family: var(--font);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-body);
    cursor: pointer;
    transition: border-color 0.15s ease;
}

.lang-switcher:hover {
    border-color: var(--color-primary);
}

.lang-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    list-style: none;
    background: var(--color-card);
    border-radius: 12px;
    box-shadow: var(--shadow-float);
    padding: 0.4rem;
    min-width: 130px;
    display: none;
}

.lang-menu.open {
    display: block;
}

.lang-option {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-family: var(--font);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-body);
    cursor: pointer;
}

.lang-option:hover {
    background: var(--color-tint);
}

.lang-option.active {
    color: var(--color-primary);
    font-weight: 700;
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    height: 2px;
    width: 22px;
    margin: 0 auto;
    background: var(--color-ink);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-menu-btn.active span:first-child {
    transform: translateY(4px) rotate(45deg);
}

.mobile-menu-btn.active span:last-child {
    transform: translateY(-4px) rotate(-45deg);
}

/* ---------------------------------------------------------------- hero */
.hero {
    max-width: var(--container);
    margin: 0 auto;
    padding: 4.5rem 1.5rem 5rem;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-tint);
    color: var(--color-primary-deep);
    border-radius: var(--radius-pill);
    padding: 0.45rem 1rem;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 1.6rem;
}

.hero-title {
    font-size: clamp(2.3rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.06;
    margin-bottom: 1.4rem;
}

.hero-title span {
    display: block;
}

/* The accent line sits on its own reference band — the page's motif. */
.hero-title-accent {
    color: var(--color-primary);
    width: fit-content;
    background: linear-gradient(transparent 62%, rgba(31, 110, 125, 0.14) 62%);
}

.hero-subtitle {
    font-size: 1.13rem;
    max-width: 34rem;
    margin-bottom: 2.2rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 2.8rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-ink);
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-faint);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 2.4rem;
    background: var(--color-line);
}

/* Hero visual: the phone with the overview screenshot + floating cards */
.hero-visual {
    display: flex;
    justify-content: center;
}

.hero-phone-wrap {
    position: relative;
    padding: 1.2rem 1rem 2.2rem;
}

/* Phone-portrait screenshots live in a simple device frame. */
.phone-frame {
    border-radius: 46px;
    padding: 9px;
    background: var(--color-ink);
    box-shadow: var(--shadow-phone);
}

.phone-frame img {
    border-radius: 37px;
    width: 100%;
    height: auto;
}

.hero-phone {
    width: min(320px, 80vw);
    transform: rotate(1.5deg);
}

/* Floating cards over the phone */
.float-card {
    position: absolute;
    background: var(--color-card);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-float);
}

.float-value {
    top: 0;
    right: 0;
    padding: 0.75rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.float-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-muted);
}

.float-num {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-ink);
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.float-num small {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-muted);
}

.float-delta {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-ok);
    font-variant-numeric: tabular-nums;
}

.float-trend {
    left: -1.6rem;
    bottom: 3.2rem;
    padding: 0.8rem 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.sparkline {
    width: 72px;
    height: 30px;
    flex-shrink: 0;
}

/* Sparkline draws itself in once on load. */
.sparkline-path {
    stroke-dasharray: 90;
    stroke-dashoffset: 90;
    animation: spark-draw 1.4s ease-out 0.4s forwards;
}

@keyframes spark-draw {
    to { stroke-dashoffset: 0; }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .sparkline-path {
        stroke-dasharray: none;
        stroke-dashoffset: 0;
        animation: none;
    }
}

.float-trend-text {
    display: flex;
    flex-direction: column;
    line-height: 1.35;
}

.float-trend-text span {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--color-muted);
}

.float-trend-text strong {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary-deep);
}

/* ---------------------------------------------------------------- sections */
section {
    scroll-margin-top: 5rem;
}

.section-header {
    max-width: 44rem;
    margin: 0 auto 3rem;
    text-align: center;
    padding: 0 1.5rem;
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: var(--color-band);
    border-radius: var(--radius-pill);
    padding: 0.3rem 0.9rem;
    margin-bottom: 1.1rem;
}

.section-title {
    font-size: clamp(1.7rem, 3.4vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 0.9rem;
}

.section-subtitle {
    font-size: 1.08rem;
    color: var(--color-body);
}

/* ---------------------------------------------------------------- showcase */
.showcase {
    padding: 4.5rem 0 3rem;
}

/* Segmented control in the app's style: grey pill, active tab = white pill. */
.showcase-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2px;
    background: var(--color-seg);
    border-radius: var(--radius-pill);
    padding: 5px;
    width: fit-content;
    max-width: calc(100% - 3rem);
    margin: 0 auto 2.2rem;
}

.showcase-tab {
    border: none;
    background: transparent;
    color: var(--color-muted);
    font-family: var(--font);
    font-size: 0.93rem;
    font-weight: 600;
    padding: 0.55rem 1.15rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
}

.showcase-tab:hover {
    color: var(--color-ink);
}

.showcase-tab.active {
    background: var(--color-card);
    color: var(--color-ink);
    font-weight: 700;
    box-shadow: var(--shadow-pill);
}

.showcase-figure {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.showcase-phone {
    width: min(340px, 82vw);
}

.showcase-caption {
    margin-top: 1.3rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-muted);
    text-align: center;
    max-width: 30rem;
}

/* ---------------------------------------------------------------- features */
.features {
    padding: 4.5rem 0;
}

.features-grid {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.4rem;
}

.feature-card {
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 28px 26px;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.2s ease;
}

.feature-card:hover {
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--color-tint);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
}

.feature-card h3 {
    font-size: 1.12rem;
    font-weight: 800;
    margin-bottom: 0.55rem;
}

.feature-card p {
    font-size: 0.96rem;
    line-height: 1.55;
}

/* ---------------------------------------------------------------- capabilities */
.capabilities {
    padding: 3.5rem 0 4.5rem;
}

/* White chips, centered — the capability list reads like the app's tags. */
.capabilities-grid {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 1.5rem;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.7rem;
}

.capabilities-grid li {
    background: var(--color-card);
    border-radius: var(--radius-pill);
    padding: 9px 18px;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-body);
    box-shadow: var(--shadow-pill);
}

.capabilities-note {
    max-width: var(--container);
    margin: 1.8rem auto 0;
    padding: 0 1.5rem;
    text-align: center;
    color: var(--color-faint);
    font-size: 0.95rem;
}

/* ---------------------------------------------------------------- how it works */
.how-it-works {
    padding: 4.5rem 0;
}

.steps {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 1.4rem;
}

.step {
    flex: 1;
    max-width: 340px;
    background: var(--color-card);
    border-radius: var(--radius-card);
    padding: 1.8rem 1.6rem;
    box-shadow: var(--shadow-card);
    text-align: left;
}

.step-number {
    width: 44px;
    height: 44px;
    margin-bottom: 1rem;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 1.15rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-cta);
    font-variant-numeric: tabular-nums;
}

.step-content h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 0.95rem;
}

/* ---------------------------------------------------------------- download */
.download {
    padding: 5rem 0;
}

.download-content {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
    text-align: center;
}

.download-title {
    font-size: clamp(1.7rem, 3.4vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 0.8rem;
}

.download-subtitle {
    font-size: 1.08rem;
    margin-bottom: 2.6rem;
}

.download-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 420px));
    justify-content: center;
    gap: 1.4rem;
    margin-bottom: 1.8rem;
}

.download-option {
    position: relative;
    background: var(--color-card);
    border-radius: var(--radius-lg);
    padding: 2.2rem 1.9rem;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.download-option h3 {
    font-size: 1.25rem;
}

.download-option > p {
    font-size: 0.97rem;
    max-width: 26rem;
}

/* The recommended path is a solid teal card — the app's primary color. */
.download-option-primary {
    background: var(--color-primary);
    box-shadow: var(--shadow-cta);
}

.download-option-primary h3 {
    color: #fff;
}

.download-option-primary > p,
.download-option-primary .option-tip {
    color: #cfe4e8;
}

.download-option-primary .option-icon {
    color: #fff;
}

.download-option-primary .btn-primary {
    background: #fff;
    color: var(--color-primary-deep);
    box-shadow: var(--shadow-pill);
}

.download-option-primary .btn-primary:hover {
    background: var(--color-tint);
}

.option-icon {
    color: var(--color-primary);
}

.option-tip {
    font-size: 0.84rem;
    color: var(--color-muted);
    max-width: 24rem;
}

.option-tag {
    position: absolute;
    top: 1.1rem;
    right: 1.1rem;
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-pill);
    padding: 0.25rem 0.8rem;
}

.download-note {
    color: var(--color-faint);
    font-size: 0.95rem;
    margin-bottom: 2.6rem;
}

/* Warning + disclaimer boxes */
.data-warning,
.disclaimer {
    max-width: 720px;
    margin: 0 auto 1.2rem;
    display: flex;
    gap: 1rem;
    text-align: left;
    border-radius: var(--radius-card);
    padding: 1.4rem 1.5rem;
}

.data-warning {
    background: var(--color-warn-bg);
}

.data-warning-icon {
    color: var(--color-warn);
    flex-shrink: 0;
}

.disclaimer {
    background: var(--color-seg);
}

.disclaimer-icon {
    color: var(--color-muted);
    flex-shrink: 0;
}

.data-warning-content h4,
.disclaimer-content h4 {
    font-size: 1.02rem;
    margin-bottom: 0.4rem;
}

.data-warning-content p,
.disclaimer-content p {
    font-size: 0.93rem;
    line-height: 1.55;
}

.data-warning-tip {
    margin-top: 0.5rem;
    font-weight: 700;
    color: var(--color-warn);
}

/* ---------------------------------------------------------------- support */
.support {
    padding: 3rem 0 5rem;
}

.support-content {
    max-width: var(--container);
    margin: 0 auto;
    padding: 2.4rem 2rem;
    width: calc(100% - 3rem);
    background: var(--color-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.support-text h2 {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
}

.support-text p {
    color: var(--color-body);
    max-width: 34rem;
    font-size: 0.98rem;
}

/* Buy Me a Coffee, without their CDN widget: same link, our button. */
.bmc-button {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--color-ink);
    color: #fff;
    font-weight: 700;
    font-size: 1.02rem;
    border-radius: var(--radius-pill);
    padding: 0.8rem 1.5rem;
    box-shadow: var(--shadow-hover);
    transition: transform 0.15s ease, background 0.15s ease;
}

.bmc-button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.bmc-cup {
    font-size: 1.2rem;
}

/* ---------------------------------------------------------------- footer */
.footer {
    background: var(--color-footer);
    color: var(--color-body);
    padding: 3.5rem 0 2rem;
}

.footer-content {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem 2.5rem;
    display: flex;
    justify-content: space-between;
    gap: 2.5rem;
    flex-wrap: wrap;
}

.footer-brand {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
}

.footer-logo {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
}

.footer-brand-text {
    display: flex;
    flex-direction: column;
}

.footer-name {
    color: var(--color-ink);
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.footer-tagline {
    font-size: 0.88rem;
    color: var(--color-muted);
}

.footer-links {
    display: flex;
    gap: 3.5rem;
    flex-wrap: wrap;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.footer-col h4 {
    color: var(--color-faint);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.3rem;
}

.footer-col a {
    color: var(--color-body);
    font-size: 0.95rem;
    font-weight: 600;
    transition: color 0.15s ease;
}

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

.footer-bottom {
    max-width: var(--container);
    margin: 0 auto;
    padding: 1.6rem 1.5rem 0;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.88rem;
    color: var(--color-muted);
    border-top: 1px solid var(--color-line);
}

/* ---------------------------------------------------------------- responsive */
@media (max-width: 960px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 860px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding-top: 3rem;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-title span {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-title-accent {
        width: auto;
        display: inline-block;
    }

    .hero-actions,
    .hero-stats {
        justify-content: center;
    }

    .hero-phone {
        transform: none;
    }

    .steps {
        flex-direction: column;
        align-items: center;
    }

    .step {
        max-width: 420px;
        width: 100%;
    }
}

@media (max-width: 720px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-card);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0.6rem;
        box-shadow: var(--shadow-float);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        display: block;
        padding: 0.8rem 1rem;
        border-radius: 12px;
    }

    .nav-links a:hover {
        background: var(--color-tint);
    }

    .mobile-menu-btn {
        display: flex;
        order: 3;
    }

    .nav {
        position: relative;
    }

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

    .btn-nav {
        display: none;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .download-options {
        grid-template-columns: 1fr;
    }

    .support-content {
        flex-direction: column;
        text-align: center;
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .showcase-tabs {
        border-radius: var(--radius-card);
    }

    .float-value {
        right: -0.3rem;
        padding: 0.6rem 0.9rem;
    }

    .float-trend {
        left: -0.3rem;
        bottom: 2.4rem;
    }
}