/* =========================================================
   SecondDisk — design system (draft)
   Android backup app: photos and contacts → your own email or USB drive
   Brand-new visual style. Built mobile-first.
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
    /* clean blue / light-blue / cyan palette */
    --blue-900: #0b1f4d;
    --blue-700: #1d4ed8;
    --blue-600: #2563eb;
    --blue-500: #3b82f6;
    --blue-400: #60a5fa;
    --blue-100: #dbeafe;
    --blue-50: #eff6ff;
    --cyan-400: #22d3ee;

    --brand: #2563eb;
    /* blue-600 */
    --brand-600: #1d4ed8;
    /* blue-700 (hover) */
    --brand-700: #1e40af;
    /* blue-800 (deep text) */
    --accent: #0891b2;
    /* cyan-600 — "backed up / safe" */
    --accent-600: #0e7490;
    --cyan: #22d3ee;

    --ink: #0f172a;
    /* slate-900 */
    --body: #475569;
    /* slate-600 */
    --muted: #94a3b8;
    /* slate-400 */
    --line: #e2e8f0;
    /* slate-200 */
    --surface: #f3f7fd;
    /* light blue-gray */
    --surface-2: #eff6ff;
    /* blue-50 */
    --white: #ffffff;

    --hero-grad: linear-gradient(135deg, #2563eb 0%, #3b82f6 48%, #22d3ee 100%);
    --accent-grad: linear-gradient(135deg, #3b82f6 0%, #22d3ee 100%);

    --radius: 16px;
    --radius-lg: 28px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
    --shadow: 0 10px 30px -12px rgba(15, 23, 42, .18);
    --shadow-lg: 0 24px 50px -20px rgba(37, 99, 235, .28);

    --maxw: 1160px;
    --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font);
    color: var(--body);
    background: var(--white);
    line-height: 1.65;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
    color: var(--brand-700);
}

h1,
h2,
h3,
h4 {
    color: var(--ink);
    line-height: 1.2;
    margin: 0 0 .5em;
    font-weight: 800;
    letter-spacing: -.02em;
}

h1 {
    font-size: clamp(2.1rem, 5vw, 3.4rem);
}

h2 {
    font-size: clamp(1.7rem, 3.6vw, 2.5rem);
}

h3 {
    font-size: 1.22rem;
}

p {
    margin: 0 0 1rem;
}

ul {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

/* ---------- Layout ---------- */
.container {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 22px;
}

.section {
    padding: 84px 0;
}

.section--tight {
    padding: 56px 0;
}

.section--surface {
    background: var(--surface);
}

.section--ink {
    background: #0b1020;
    color: #cbd5e1;
}

.section--ink h2,
.section--ink h3 {
    color: #fff;
}

.center {
    text-align: center;
}

.eyebrow {
    display: inline-block;
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: 14px;
}

.lead {
    font-size: 1.15rem;
    color: var(--body);
    max-width: 640px;
}

.center .lead {
    margin-left: auto;
    margin-right: auto;
}

.section-head {
    max-width: 720px;
    margin: 0 auto 52px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    padding: 14px 26px;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: .2s ease;
    white-space: nowrap;
}

.lucide,
i[data-lucide] {
    width: 1em;
    height: 1em;
    display: inline-block;
    flex: none;
    stroke-width: 2;
}

.btn .lucide,
.btn i[data-lucide] {
    width: 18px;
    height: 18px;
}

.btn--primary {
    background: var(--brand);
    color: #fff;
    box-shadow: 0 8px 20px -8px rgba(37, 99, 235, .5);
}

.btn--primary:hover {
    background: var(--brand-600);
    color: #fff;
    transform: translateY(-2px);
}

.btn--accent {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 8px 20px -8px rgba(8, 145, 178, .5);
}

.btn--accent:hover {
    background: var(--accent-600);
    color: #fff;
    transform: translateY(-2px);
}

.btn--ghost {
    background: rgba(255, 255, 255, .1);
    color: #fff;
    border-color: rgba(255, 255, 255, .35);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, .2);
    color: #fff;
}

.btn--outline {
    background: #fff;
    color: var(--ink);
    border-color: var(--line);
}

.btn--outline:hover {
    border-color: var(--brand);
    color: var(--brand);
}

/* Google Play style pill */
.btn-store {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #0b1020;
    color: #fff;
    padding: 11px 22px;
    border-radius: 14px;
    transition: .2s ease;
}

.btn-store:hover {
    color: #fff;
    transform: translateY(-2px);
    background: #1a2238;
}

.btn-store svg {
    width: 26px;
    height: 26px;
    flex: none;
}

.btn-store .s {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
    text-align: left;
}

.btn-store .s small {
    font-size: .68rem;
    opacity: .8;
    letter-spacing: .04em;
}

.btn-store .s b {
    font-size: 1.18rem;
    font-weight: 700;
}

/* "coming soon" state for not-yet-live download buttons */
.is-soon {
    opacity: .55;
    cursor: default;
    pointer-events: none;
}

.soon-note {
    margin: 12px 0 0;
    font-size: .85rem;
    color: var(--muted);
}

/* ===========================================================
   Header / nav
   =========================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .85);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--line);
}

.site-header .container {
    display: flex;
    align-items: center;
    gap: 18px;
    height: 72px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.28rem;
    color: var(--ink);
    letter-spacing: -.02em;
}

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

.brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 11px;
    flex: none;
    display: grid;
    place-items: center;
}

.brand-mark img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.brand b {
    color: var(--brand);
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: auto;
}

.nav a.navlink {
    color: var(--ink);
    font-weight: 600;
    font-size: .98rem;
}

.nav a.navlink:hover {
    color: var(--brand);
}

.nav a.navlink[aria-current="page"] {
    color: var(--brand);
}

.nav .btn {
    padding: 10px 20px;
    font-size: .95rem;
}

.nav-toggle {
    margin-left: auto;
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 12px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

.nav-toggle .lucide,
.nav-toggle i[data-lucide] {
    width: 22px;
    height: 22px;
    color: var(--ink);
}

/* ===========================================================
   Hero
   =========================================================== */
.hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #ffffff 0%, #eff6ff 100%);
}

.hero::before {
    content: "";
    position: absolute;
    inset: -30% -10% auto -10%;
    height: 720px;
    background: radial-gradient(60% 60% at 30% 20%, rgba(37, 99, 235, .12), transparent 70%),
        radial-gradient(50% 50% at 90% 0%, rgba(34, 211, 238, .14), transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 56px;
    align-items: center;
    padding: 76px 0 88px;
}

.hero h1 .grad {
    background: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero .lead {
    margin: 18px 0 28px;
    font-size: 1.2rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 26px;
}

.hero-trust span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .88);
    border: 1px solid rgba(37, 99, 235, .13);
    border-radius: 999px;
    padding: 8px 14px;
    font-size: .85rem;
    font-weight: 650;
    color: var(--ink);
    box-shadow: var(--shadow-sm);
}

.hero-trust .lucide,
.hero-trust i[data-lucide] {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex: none;
}

/* Product screenshots */
.phone-wrap {
    position: relative;
    width: -moz-fit-content;
    width: fit-content;
    margin: 0 auto;
}

.phone {
    width: 310px;
    border-radius: 52px;
    background: linear-gradient(150deg, #3d4453 0%, #171c28 26%, #0b1020 72%);
    padding: 8px;
    box-shadow: var(--shadow-lg), inset 0 0 0 1.5px rgba(255, 255, 255, .12);
    position: relative;
    z-index: 1;
}

/* right-side power button */
.phone::before {
    content: "";
    position: absolute;
    right: -2px;
    top: 168px;
    width: 3px;
    height: 66px;
    border-radius: 2px;
    background: linear-gradient(#2c3444, #11151e);
}

.phone--shot {
    height: auto;
}

/* punch-hole selfie camera */
.phone--shot::after {
    content: "";
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #04060b;
    box-shadow: inset 0 0 0 2px rgba(80, 100, 140, .45);
    z-index: 5;
}

.phone--shot img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 1080 / 2220;
    border-radius: 44px;
    object-fit: cover;
    object-position: center top;
}

/* hero phone: subtle radar backdrop + feature "blips" around the phone */
.radar {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
    background: repeating-radial-gradient(circle at center, rgba(37, 99, 235, .13) 0 1px, transparent 1px 56px);
    -webkit-mask-image: radial-gradient(circle, #000 48%, transparent 74%);
    mask-image: radial-gradient(circle, #000 48%, transparent 74%);
}

.radar::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: conic-gradient(from 0deg, rgba(37, 99, 235, .22), rgba(37, 99, 235, .05) 22%, transparent 38%);
    -webkit-mask-image: radial-gradient(circle, #000 48%, transparent 74%);
    mask-image: radial-gradient(circle, #000 48%, transparent 74%);
    animation: radar-sweep 6s linear infinite;
}

@keyframes radar-sweep {
    to {
        transform: rotate(360deg);
    }
}

.feat-tags {
    position: static;
}

.blip {
    position: absolute;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 9px;
}

.blip--l {
    flex-direction: row-reverse;
}

.blip-dot {
    position: relative;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    flex: none;
    background: #ef4444;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, .16);
}

.blip-dot::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid rgba(239, 68, 68, .55);
    animation: blip-ping 2.4s ease-out infinite;
}

@keyframes blip-ping {
    0% {
        transform: scale(1);
        opacity: .8;
    }

    100% {
        transform: scale(2.6);
        opacity: 0;
    }
}

.blip-tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255, 255, 255, .94);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(148, 163, 184, .26);
    border-radius: 999px;
    padding: 7px 13px;
    font-size: .84rem;
    font-weight: 700;
    color: var(--ink);
    box-shadow: var(--shadow);
    white-space: nowrap;
}

.blip-tag .lucide,
.blip-tag i[data-lucide] {
    width: 15px;
    height: 15px;
    color: var(--brand);
    flex: none;
}

.ft-1 {
    top: 44px;
    right: calc(100% + 14px);
}

.ft-2 {
    top: 230px;
    right: calc(100% + 24px);
}

.ft-3 {
    bottom: 58px;
    right: calc(100% + 10px);
}

.ft-4 {
    top: 88px;
    left: calc(100% + 12px);
}

.ft-5 {
    top: 272px;
    left: calc(100% + 6px);
}

.ft-6 {
    bottom: 50px;
    left: calc(100% + 12px);
}

.product-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    align-items: center;
    gap: 16px;
    padding: 22px;
    border: 1px solid rgba(148, 163, 184, .24);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, .88), rgba(239, 246, 255, .72)),
        radial-gradient(70% 70% at 16% 8%, rgba(37, 99, 235, .12), transparent 70%);
    box-shadow: var(--shadow);
}

.preview-shot {
    margin: 0;
}

.preview-shot img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 1080 / 2220;
    object-fit: cover;
    object-position: center top;
    border: 7px solid #0b1020;
    border-radius: 24px;
    box-shadow: 0 18px 34px -18px rgba(15, 23, 42, .42);
    background: #fff;
}

.preview-shot figcaption {
    margin-top: 10px;
    text-align: center;
    color: var(--ink);
    font-size: .86rem;
    font-weight: 750;
}

/* ---------- Stat strip ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat {
    text-align: center;
}

.stat b {
    display: block;
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -.02em;
}

.stat span {
    color: var(--body);
    font-size: .95rem;
}

/* ---------- Feature grid ---------- */
.grid {
    display: grid;
    gap: 24px;
}

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

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

/* feature sub-groups ("What you can back up" / "Why SecondDisk is different") */
.feature-group+.feature-group {
    margin-top: 52px;
}

.group-title {
    font-size: .9rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--brand);
    margin: 0 0 22px;
    padding-left: 2px;
}

.card {
    position: relative;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(148, 163, 184, .24);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    transition: .2s ease;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: linear-gradient(90deg, rgba(37, 99, 235, .9), rgba(34, 211, 238, .72));
    opacity: .86;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: #bfdbfe;
}

.card .ico {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #eff6ff 0%, #e0f2fe 100%);
    color: var(--brand);
    margin-bottom: 20px;
    box-shadow: inset 0 0 0 1px rgba(37, 99, 235, .08);
}

.card .ico .lucide,
.card .ico i[data-lucide] {
    width: 29px;
    height: 29px;
}

.grid-3 .card:nth-child(2) .ico {
    background: linear-gradient(135deg, #ecfeff 0%, #d1fae5 100%);
    color: #0f766e;
}

.grid-3 .card:nth-child(3) .ico {
    background: linear-gradient(135deg, #fff7ed 0%, #fffbeb 100%);
    color: #b45309;
}

.card h3 {
    margin-bottom: 8px;
}

.card p {
    margin: 0;
    font-size: .98rem;
}

/* ---------- How it works (icon flow) ---------- */
.howflow {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 10px;
}

.howflow-node {
    flex: 1;
    min-width: 0;
    max-width: 190px;
    text-align: center;
}

.howflow-node .b {
    width: 68px;
    height: 68px;
    border-radius: 20px;
    margin: 0 auto 14px;
    display: grid;
    place-items: center;
    background: var(--hero-grad);
    color: #fff;
    box-shadow: 0 10px 22px -10px rgba(37, 99, 235, .45);
}

.howflow-node .b .lucide,
.howflow-node .b i[data-lucide] {
    width: 30px;
    height: 30px;
}

.howflow-node small {
    display: block;
    color: var(--ink);
    font-weight: 700;
    font-size: .98rem;
}

.howflow-arrow {
    flex: none;
    color: var(--muted);
    margin-top: 24px;
}

.howflow-arrow .lucide,
.howflow-arrow i[data-lucide] {
    width: 24px;
    height: 24px;
}

/* ---------- Split / highlight ---------- */
.split {
    display: grid;
    grid-template-columns: 0.74fr 1.26fr;
    gap: 48px;
    align-items: center;
}

/* difference: compact icon benefits (replaces the long bullet copy) */
.benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 26px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border: 1px solid rgba(148, 163, 184, .28);
    border-radius: 14px;
    padding: 12px 14px;
    color: var(--ink);
    font-weight: 700;
    font-size: .98rem;
    box-shadow: var(--shadow-sm);
}

.benefit .b-ico {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    flex: none;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #eff6ff, #ecfeff);
    color: var(--brand);
}

.benefit .b-ico .lucide,
.benefit .b-ico i[data-lucide] {
    width: 21px;
    height: 21px;
}

/* ---------- Testimonials ---------- */
.quotes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.quote {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--shadow-sm);
}

.quote .stars {
    color: #fbbf24;
    display: flex;
    gap: 3px;
    margin-bottom: 12px;
}

.quote .stars .lucide,
.quote .stars i[data-lucide] {
    width: 18px;
    height: 18px;
    fill: currentColor;
    stroke: currentColor;
}

.quote p {
    color: var(--ink);
    font-size: 1rem;
}

.quote .who {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
}

.quote .av {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--surface-2);
    color: var(--brand);
    display: grid;
    place-items: center;
    font-weight: 800;
}

.quote .who b {
    color: var(--ink);
    display: block;
    font-size: .95rem;
}

.quote .who span {
    color: var(--muted);
    font-size: .82rem;
}

/* ---------- FAQ ---------- */
.faq {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    background: #fff;
    overflow: hidden;
}

.faq-q {
    width: 100%;
    text-align: left;
    background: none;
    border: 0;
    padding: 20px 22px;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--ink);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-family: inherit;
}

.faq-q .lucide,
.faq-q i[data-lucide] {
    width: 20px;
    height: 20px;
    color: var(--brand);
    flex: none;
    transition: transform .25s ease;
}

.faq-item.open .faq-q .lucide {
    transform: rotate(45deg);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
    padding: 0 22px;
}

.faq-a p {
    padding-bottom: 20px;
    margin: 0;
}

.faq-item.open .faq-a {
    max-height: 320px;
}

/* ---------- CTA band ---------- */
.cta-band {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #1d4ed8 0%, #3b82f6 55%, #22d3ee 100%);
    border-radius: var(--radius-lg);
    padding: 56px;
    text-align: center;
    color: #fff;
    box-shadow: 0 18px 45px rgba(37, 99, 235, .22);
}

.cta-band>* {
    position: relative;
    z-index: 1;
}

/* white brand mark, bleeding off the corner */
.cta-band::after {
    content: "";
    position: absolute;
    z-index: 0;
    pointer-events: none;
    right: -46px;
    bottom: -46px;
    width: 300px;
    height: 300px;
    background: url("../image/icon/seconddisk-card.png") no-repeat center / contain;
    opacity: .15;
}

.cta-band h2 {
    color: #fff;
}

.cta-band p {
    color: rgba(255, 255, 255, .9);
    max-width: 560px;
    margin: 0 auto 26px;
}

.cta-band .hero-cta {
    justify-content: center;
}

/* ===========================================================
   Inner page (guide / privacy / terms / about)
   =========================================================== */
.page-hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 18%, rgba(37, 99, 235, .09), transparent 34%),
        radial-gradient(circle at 88% 78%, rgba(8, 145, 178, .08), transparent 30%),
        var(--surface);
    border-bottom: 1px solid var(--line);
    padding: clamp(52px, 7vw, 78px) 0;
}

.page-hero .container {
    position: relative;
    z-index: 1;
    width: 100%;
}

/* About: full-color brand mark bleeding off the right edge of the hero band */
.page-hero--about::after {
    content: "";
    position: absolute;
    z-index: 0;
    pointer-events: none;
    right: -26px;
    top: 50%;
    transform: translateY(-50%) rotate(-6deg);
    width: 230px;
    height: 230px;
    background: url("../image/icon/seconddisk-404.png") no-repeat center / contain;
    opacity: .16;
}

@media (max-width: 760px) {
    .page-hero--about::after {
        display: none;
    }
}

.crumb {
    font-size: .9rem;
    color: var(--muted);
    margin-bottom: 14px;
}

.crumb a {
    color: var(--body);
}

.page-hero h1 {
    margin: 0;
    max-width: 840px;
    font-size: clamp(2.15rem, 4.2vw, 3.5rem);
    line-height: 1.08;
    text-wrap: balance;
}

.page-hero p:not(.breadcrumb) {
    margin: 18px 0 0;
    max-width: 680px;
    color: var(--body);
    font-size: 1.08rem;
    line-height: 1.7;
}

.page-hero .center h1,
.page-hero .center p:not(.breadcrumb) {
    margin-left: auto;
    margin-right: auto;
}

.page-hero .eyebrow {
    margin-bottom: 14px;
}

.page-hero .breadcrumb {
    max-width: none;
    margin: 0 0 16px;
    font-size: .9rem;
    line-height: 1.5;
}

.page-hero .page-actions {
    margin-top: 28px;
}

.doc {
    padding: 60px 0 84px;
}

.doc-wrap {
    max-width: 820px;
    margin: 0 auto;
}

.doc h2 {
    margin-top: 40px;
    font-size: 1.6rem;
}

.doc h3 {
    margin-top: 28px;
}

.doc p,
.doc li {
    color: var(--body);
}

.doc ul.bullet {
    margin: 0 0 18px;
    padding-left: 0;
}

.doc ul.bullet li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 10px;
}

.doc ul.bullet li::before {
    content: "";
    position: absolute;
    left: 6px;
    top: 11px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand);
}

.doc .updated {
    color: var(--muted);
    font-size: .92rem;
    margin-bottom: 30px;
}

/* ---------- Collection and resource pages ---------- */
.page-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 26px;
}

.card-link {
    display: block;
    height: 100%;
    color: var(--body);
}

.card-link:hover {
    color: var(--body);
    border-color: rgba(37, 99, 235, .35);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.card-link h2,
.card-link h3 {
    color: var(--ink);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: 10px;
    color: var(--brand);
    font-weight: 700;
}

.feature-detail {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 340px);
    align-items: center;
    gap: 48px;
}

.feature-detail + .feature-detail {
    margin-top: 76px;
}

.feature-detail--spotlight {
    margin-top: 64px;
    padding-top: 64px;
    border-top: 1px solid var(--line);
}

.feature-detail:nth-child(even) .feature-shot {
    order: -1;
}

.feature-shot {
    margin: 0;
    text-align: center;
}

.feature-shot img {
    display: block;
    width: min(100%, 250px);
    margin: 0 auto;
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow);
}

.feature-shot--marketing img {
    width: min(100%, 310px);
}

.feature-shot figcaption {
    margin-top: 10px;
    color: var(--muted);
    font-size: .88rem;
}

.section-visual {
    max-width: 460px;
    margin: 54px auto 0;
    text-align: center;
}

.section-visual img {
    display: block;
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 26px;
    box-shadow: var(--shadow);
}

.section-visual figcaption {
    margin-top: 12px;
    color: var(--muted);
    font-size: .9rem;
}

.check-list {
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 20px 0 0;
    list-style: none;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.check-list .lucide,
.check-list i[data-lucide] {
    width: 19px;
    height: 19px;
    margin-top: 3px;
    color: var(--brand);
}

.empty-state {
    max-width: 760px;
    margin: 0 auto;
    padding: 44px;
    text-align: center;
    background: #fff;
    border: 1px dashed #a8b8d0;
    border-radius: var(--radius-lg);
}

.empty-state .ico {
    margin-left: auto;
    margin-right: auto;
}

.release-format {
    max-width: 760px;
    margin: 32px auto 0;
    padding: 28px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.release-format code {
    white-space: pre-line;
    color: var(--ink);
}

.support-list {
    display: grid;
    gap: 14px;
    margin-top: 24px;
}

.support-list a,
.support-list span {
    display: flex;
    align-items: center;
    gap: 10px;
}

.breadcrumb {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: .9rem;
}

.breadcrumb a {
    color: var(--brand);
}

.toc {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin: 0 0 36px;
}

.toc b {
    color: var(--ink);
    display: block;
    margin-bottom: 10px;
}

.toc a {
    display: block;
    padding: 5px 0;
    font-weight: 600;
}

/* guide steps */
.gstep {
    display: flex;
    gap: 18px;
    margin-bottom: 26px;
}

.gstep .n {
    width: 38px;
    height: 38px;
    flex: none;
    border-radius: 50%;
    background: var(--brand);
    color: #fff;
    font-weight: 800;
    display: grid;
    place-items: center;
}

.gstep .c h3 {
    margin: 4px 0 6px;
}

.gstep .c p {
    margin: 0;
}

.note {
    background: var(--surface-2);
    border-left: 4px solid var(--brand);
    border-radius: 8px;
    padding: 16px 20px;
    margin: 22px 0;
}

.note p {
    margin: 0;
    color: var(--ink);
}

/* user-guide app screenshots */
.shot {
    margin: 18px 0 6px;
}

.shot>img {
    display: block;
    width: 100%;
    max-width: 250px;
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    cursor: zoom-in;
}

.shots {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin: 18px 0 6px;
}

.shots figure {
    flex: 1 1 170px;
    max-width: 220px;
    margin: 0;
}

.shots figure img {
    display: block;
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
    cursor: zoom-in;
}

.shot figcaption,
.shots figcaption {
    font-size: .85rem;
    color: var(--muted);
    margin-top: 8px;
}

.shots figcaption {
    text-align: center;
}

.image-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 28px;
    background: rgba(15, 23, 42, .86);
}

.image-lightbox.open {
    display: flex;
}

.image-lightbox img {
    display: block;
    max-width: min(92vw, 760px);
    max-height: 86vh;
    width: auto;
    height: auto;
    border-radius: 18px;
    box-shadow: 0 30px 80px -24px rgba(0, 0, 0, .6);
}

.image-lightbox__close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, .45);
    border-radius: 50%;
    background: rgba(255, 255, 255, .12);
    color: #fff;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
}

.image-lightbox__close:hover {
    background: rgba(255, 255, 255, .22);
}

body.lightbox-open {
    overflow: hidden;
}

/* about */
.about-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

/* ===========================================================
   404 page
   =========================================================== */
.notfound {
    overflow: hidden;
    background: linear-gradient(180deg, #ffffff 0%, #eff6ff 58%, #ffffff 100%);
}

.notfound-hero {
    min-height: calc(100vh - 72px);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, .9fr);
    gap: 56px;
    align-items: center;
    padding: 72px 0 58px;
}

.notfound-copy .lead {
    margin: 18px 0 28px;
}

.notfound-visual {
    position: relative;
    min-height: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* SecondDisk brand mark above the faded 404 */
.notfound-mark {
    width: clamp(96px, 14vw, 148px);
    height: auto;
    margin-bottom: 6px;
    filter: drop-shadow(0 14px 26px rgba(37, 99, 235, .28));
    animation: floaty 6s ease-in-out infinite;
}

.notfound-code {
    position: relative;
    font-size: clamp(7rem, 15vw, 13rem);
    line-height: .82;
    font-weight: 800;
    letter-spacing: 0;
    color: rgba(37, 99, 235, .16);
    white-space: nowrap;
}

.notfound-panel {
    padding: 24px 0 84px;
}

.notfound-panel .section-head {
    margin-bottom: 30px;
}

.notfound-card {
    display: block;
    min-height: 100%;
    color: var(--body);
}

.notfound-card h3 {
    margin-top: 2px;
}

.notfound-card:hover h3 {
    color: var(--ink);
}

.notfound-help {
    margin-top: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    padding: 22px 24px;
    box-shadow: var(--shadow-sm);
}

.notfound-help b {
    display: block;
    color: var(--ink);
    font-size: 1.05rem;
    margin-bottom: 2px;
}

.notfound-help p {
    margin: 0;
}

/* ===========================================================
   Footer
   =========================================================== */
.site-footer {
    position: relative;
    overflow: hidden;
    background: #0b1020;
    color: #94a3b8;
    padding: 64px 0 32px;
}

.site-footer .container {
    position: relative;
    z-index: 1;
}

/* whisper-subtle white brand watermark in the corner (site-wide) */
.site-footer::after {
    content: "";
    position: absolute;
    z-index: 0;
    pointer-events: none;
    right: -64px;
    bottom: -64px;
    width: 340px;
    height: 340px;
    background: url("../image/icon/seconddisk-card.png") no-repeat center / contain;
    opacity: .07;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr repeat(3, 1fr);
    gap: 36px;
}

.site-footer .brand {
    color: #fff;
    margin-bottom: 14px;
}

.site-footer .brand b {
    color: var(--blue-400);
}

.footer-about {
    font-size: .95rem;
    max-width: 320px;
}

.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    color: #94a3b8;
    padding: 6px 0;
    font-size: .95rem;
}

.footer-col a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    margin-top: 44px;
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: .88rem;
}

.footer-bottom a {
    color: #94a3b8;
}

.footer-bottom a:hover {
    color: #fff;
}

/* back to top */
.to-top {
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--brand);
    color: #fff;
    border: 0;
    cursor: pointer;
    display: grid;
    place-items: center;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transition: .25s ease;
    z-index: 60;
}

.to-top.show {
    opacity: 1;
    visibility: visible;
}

.to-top .lucide,
.to-top i[data-lucide] {
    width: 22px;
    height: 22px;
}

/* ---------- Cookie consent banner ---------- */
.cookie-banner {
    position: fixed;
    left: 16px;
    right: 16px;
    bottom: 16px;
    z-index: 70;
    max-width: 660px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 14px 18px;
    flex-wrap: wrap;
    transform: translateY(180%);
    transition: transform .45s cubic-bezier(.2, .7, .2, 1);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner p {
    margin: 0;
    flex: 1 1 300px;
    font-size: .9rem;
    color: var(--body);
}

.cookie-banner .cookie-actions {
    display: flex;
    gap: 10px;
    flex: none;
}

.cookie-banner .btn {
    padding: 10px 22px;
}

.cookie-open .to-top {
    opacity: 0;
    visibility: hidden;
}

@media (max-width: 520px) {
    .cookie-banner {
        padding: 16px;
    }

    .cookie-banner .cookie-actions {
        width: 100%;
    }

    .cookie-banner .cookie-actions .btn {
        width: 100%;
    }
}

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 1200px) {

    /* below large desktop the radar + orbiting tags get cramped against the
     text, so drop them — the full feature list lives in the Features section */
    .radar {
        display: none;
    }

    .feat-tags {
        display: none;
    }
}

@media (max-width: 940px) {

    .nav {
        position: fixed;
        inset: 72px 0 auto 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: #fff;
        border-bottom: 1px solid var(--line);
        padding: 12px 22px 22px;
        margin: 0;
        box-shadow: var(--shadow);
        transform: translateY(-130%);
        transition: transform .3s ease;
        max-height: calc(100vh - 72px);
        overflow: auto;
    }

    .nav.open {
        transform: translateY(0);
    }

    .nav a.navlink {
        padding: 14px 0;
        border-bottom: 1px solid var(--line);
    }

    .nav .btn {
        margin-top: 14px;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .hero-grid,
    .split {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-grid {
        padding: 48px 0 60px;
    }

    .phone-wrap {
        order: -1;
        width: auto;
    }

    .phone-wrap .phone {
        margin-left: auto;
        margin-right: auto;
    }

    .product-preview-grid {
        max-width: 620px;
        margin: 0 auto;
        grid-template-columns: 1fr 1fr;
    }

    .preview-shot:nth-child(3) {
        grid-column: 1 / -1;
        justify-self: center;
        width: calc(50% - 8px);
    }

    .notfound-hero {
        grid-template-columns: 1fr;
        gap: 24px;
        padding-top: 56px;
        text-align: center;
    }

    .notfound-copy .lead {
        margin-left: auto;
        margin-right: auto;
    }

    .notfound-hero .hero-cta {
        justify-content: center;
    }

    .notfound-visual {
        min-height: 280px;
        order: -1;
    }

    .grid-3,
    .quotes {
        grid-template-columns: 1fr 1fr;
    }

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

    .feature-detail {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .feature-detail:nth-child(even) .feature-shot {
        order: initial;
    }
}

@media (max-width: 760px) {
    .page-hero {
        padding: 44px 0;
    }

    .page-hero h1 {
        font-size: clamp(2rem, 10vw, 2.65rem);
    }

    .page-hero p:not(.breadcrumb) {
        font-size: 1rem;
        line-height: 1.65;
    }

    .section {
        padding: 56px 0;
    }

    .hero-grid {
        padding: 36px 0 44px;
        gap: 32px;
    }

    .hero h1 {
        text-wrap: balance;
    }

    /* lighter feature cards on mobile */
    .grid {
        gap: 14px;
    }

    .card {
        padding: 22px;
    }

    .card .ico {
        width: 54px;
        height: 54px;
        margin-bottom: 14px;
    }

    .card .ico svg {
        width: 27px;
        height: 27px;
    }

    .feature-group+.feature-group {
        margin-top: 36px;
    }

    .grid-3,
    .grid-2,
    .quotes,
    .stats {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr 1fr;
        gap: 28px 12px;
    }

    .flow {
        flex-direction: column;
    }

    .flow-arrow svg {
        transform: rotate(90deg);
    }

    .howflow {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px 14px;
    }

    .howflow-arrow {
        display: none;
    }

    .cta-band {
        padding: 40px 24px;
    }

    .empty-state,
    .release-format {
        padding: 26px 22px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .footer-grid>div:first-child {
        margin-bottom: 22px;
    }

    .footer-about {
        max-width: none;
    }

    .footer-col {
        border-top: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-col:last-child {
        border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-col h4 {
        margin: 0;
        padding: 16px 2px;
        font-size: 1rem;
        cursor: pointer;
        user-select: none;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .footer-col h4::after {
        content: "";
        width: 9px;
        height: 9px;
        flex: none;
        margin-right: 4px;
        opacity: .7;
        border-right: 2px solid currentColor;
        border-bottom: 2px solid currentColor;
        transform: rotate(45deg);
        transition: transform .25s ease;
    }

    .footer-col.open h4::after {
        transform: rotate(-135deg);
    }

    .footer-links {
        max-height: 0;
        overflow: hidden;
        transition: max-height .3s ease;
    }

    .footer-col.open .footer-links {
        max-height: 260px;
        padding-bottom: 10px;
    }

    .footer-col .footer-links a {
        padding: 9px 2px;
    }

    .notfound-hero {
        min-height: auto;
        padding: 44px 0 34px;
    }

    .notfound-visual {
        min-height: 230px;
    }

    .notfound-panel {
        padding-bottom: 58px;
    }

    .notfound-help {
        align-items: stretch;
        flex-direction: column;
    }

    .notfound-help .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 16px;
    }

    .container {
        padding: 0 18px;
    }

    .hero-grid {
        padding: 24px 0 32px;
        gap: 26px;
    }

    .hero-trust {
        gap: 12px;
    }

    .hero-cta {
        width: 100%;
    }

    .hero-cta .btn,
    .hero-cta .btn-store {
        width: 100%;
    }

    .phone {
        width: min(84vw, 300px);
    }

    .product-preview-grid {
        gap: 12px;
        padding: 16px;
    }

    .preview-shot img {
        border-width: 6px;
        border-radius: 18px;
    }

    .preview-shot figcaption {
        font-size: .78rem;
        margin-top: 7px;
    }

    .stat b {
        font-size: 1.8rem;
    }

    .cta-band h2 {
        font-size: 1.5rem;
    }

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

    .notfound-code {
        font-size: 6.4rem;
    }
}

/* ===========================================================
   Motion: header scroll state, load intro, scroll-reveal,
   micro-interactions
   =========================================================== */

/* ---------- Motion tokens ---------- */
:root {
    --ease-out: cubic-bezier(.2, .7, .2, 1);
    --ease-spring: cubic-bezier(.22, 1.4, .36, 1);
    --reveal-dur: .7s;
}

.site-header {
    transition: box-shadow .25s ease, background .25s ease;
}

.site-header.scrolled {
    box-shadow: 0 6px 20px -12px rgba(15, 23, 42, .35);
    background: rgba(255, 255, 255, .92);
}

/* anchor targets clear the sticky header */
:target,
section[id],
[id="download"],
[id="features"],
[id="how"] {
    scroll-margin-top: 92px;
}

/* -----------------------------------------------------------
   Scroll reveal
   The hidden state is scoped to :not(.is-in) so that once an
   element has landed it carries no transform of its own — that
   keeps hover lifts (.card:hover et al.) working, which a
   blanket `transform: none` on .is-in would otherwise outrank.
   ----------------------------------------------------------- */
.anim .reveal:not(.is-in) {
    opacity: 0;
    transform: translateY(26px);
}

.anim .reveal.is-in {
    transition:
        opacity var(--reveal-dur) ease var(--reveal-delay, 0ms),
        transform var(--reveal-dur) var(--ease-out) var(--reveal-delay, 0ms),
        filter var(--reveal-dur) ease var(--reveal-delay, 0ms);
}

/* directional variants — assigned per element type by main.js */
.anim .reveal--left:not(.is-in) {
    transform: translate3d(-34px, 0, 0);
}

.anim .reveal--right:not(.is-in) {
    transform: translate3d(34px, 0, 0);
}

.anim .reveal--pop:not(.is-in) {
    transform: scale(.94);
}

.anim .reveal--pop.is-in {
    transition-timing-function: ease, var(--ease-spring), ease;
}

.anim .reveal--blur:not(.is-in) {
    transform: translateY(14px);
    filter: blur(9px);
}

.anim .reveal--fade:not(.is-in) {
    transform: none;
}

/* keep sideways reveals from nudging out a horizontal scrollbar.
   `clip` (not `hidden`) so the sticky header keeps working. */
.anim .section,
.anim .doc {
    overflow-x: clip;
}

/* on narrow screens the multi-column layouts stack, so sideways
   travel has no room to read — fall back to a vertical rise */
@media (max-width: 760px) {

    .anim .reveal--left:not(.is-in),
    .anim .reveal--right:not(.is-in) {
        transform: translateY(22px);
    }
}

/* -----------------------------------------------------------
   Load intro — above-the-fold content, driven purely by CSS so
   it can start before first paint with no flash of hidden text.
   `backwards` fill (not `both`) leaves no transform behind once
   the animation ends, so :hover and :active stay free.
   ----------------------------------------------------------- */
.anim .site-header {
    animation: intro-header .55s var(--ease-out) backwards;
}

.anim .site-header .brand {
    animation: intro-up .55s var(--ease-out) .1s backwards;
}

/* nav links only cascade on desktop — below 940px the nav is a
   fixed off-canvas panel with its own slide-in transition */
@media (min-width: 941px) {
    .anim .nav>* {
        animation: intro-up .5s var(--ease-out) backwards;
        animation-delay: calc(.14s + var(--nav-i, 0) * .05s);
    }

    .anim .nav>*:nth-child(1) {
        --nav-i: 1;
    }

    .anim .nav>*:nth-child(2) {
        --nav-i: 2;
    }

    .anim .nav>*:nth-child(3) {
        --nav-i: 3;
    }

    .anim .nav>*:nth-child(4) {
        --nav-i: 4;
    }

    .anim .nav>*:nth-child(5) {
        --nav-i: 5;
    }

    .anim .nav>*:nth-child(6) {
        --nav-i: 6;
    }
}

/* hero copy cascade */
.anim .hero-grid>div>.eyebrow,
.anim .notfound-copy>.eyebrow {
    animation: intro-up .7s var(--ease-out) .12s backwards;
}

.anim .hero h1,
.anim .notfound-copy h1 {
    animation: intro-blur .85s var(--ease-out) .2s backwards;
}

.anim .hero .lead,
.anim .notfound-copy .lead {
    animation: intro-up .8s var(--ease-out) .32s backwards;
}

.anim .hero-cta {
    animation: intro-pop .7s var(--ease-spring) .44s backwards;
}

.anim .soon-note {
    animation: intro-up .7s var(--ease-out) .54s backwards;
}

.anim .hero-trust span {
    animation: intro-pop .6s var(--ease-spring) backwards;
    animation-delay: calc(.6s + var(--trust-i, 0) * .09s);
}

.anim .hero-trust span:nth-child(2) {
    --trust-i: 1;
}

.anim .hero-trust span:nth-child(3) {
    --trust-i: 2;
}

/* hero visual — the intro rides on .phone/.radar because
   .phone-wrap already owns the perpetual float */
.anim .phone {
    animation: intro-phone 1s var(--ease-out) .18s backwards;
}

.anim .radar {
    animation: intro-fade 1.2s ease .5s backwards;
}

.anim .blip {
    animation: intro-pop .55s var(--ease-spring) backwards;
    animation-delay: calc(.75s + var(--blip-i, 0) * .11s);
}

.anim .blip:nth-child(2) {
    --blip-i: 1;
}

.anim .blip:nth-child(3) {
    --blip-i: 2;
}

.anim .blip:nth-child(4) {
    --blip-i: 3;
}

.anim .blip:nth-child(5) {
    --blip-i: 4;
}

.anim .notfound-visual {
    animation: intro-fade 1s ease .3s backwards;
}

/* interior page banner cascade (guide / legal / about / contact …) */
.anim .page-hero .crumb,
.anim .page-hero .breadcrumb {
    animation: intro-up .6s var(--ease-out) .08s backwards;
}

.anim .page-hero .eyebrow {
    animation: intro-up .6s var(--ease-out) .14s backwards;
}

.anim .page-hero h1 {
    animation: intro-blur .8s var(--ease-out) .18s backwards;
}

.anim .page-hero p:not(.breadcrumb) {
    animation: intro-up .75s var(--ease-out) .3s backwards;
}

.anim .page-hero .page-actions {
    animation: intro-pop .7s var(--ease-spring) .42s backwards;
}

/* the brand watermark is already transformed — fade only, so the
   intro can't clobber its rotation */
.anim .page-hero--about::after {
    animation: intro-fade 1.1s ease .35s backwards;
}

@keyframes intro-header {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
}

@keyframes intro-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
}

@keyframes intro-blur {
    from {
        opacity: 0;
        transform: translateY(16px);
        filter: blur(10px);
    }
}

@keyframes intro-pop {
    from {
        opacity: 0;
        transform: scale(.93);
    }
}

@keyframes intro-fade {
    from {
        opacity: 0;
    }
}

@keyframes intro-phone {
    from {
        opacity: 0;
        transform: translateY(38px) scale(.96);
    }
}

/* hero phone gentle float */
.phone-wrap {
    animation: floaty 6s ease-in-out infinite;
}

@keyframes floaty {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

/* button press feedback */
.btn:active,
.btn-store:active {
    transform: translateY(0) scale(.98);
}

/* card icon pop on hover */
.card .ico {
    transition: transform .25s ease, background .25s ease, color .25s ease;
}

.card:hover .ico {
    transform: translateY(-2px) scale(1.06);
    background: var(--brand);
    color: #fff;
}

/* how-flow node icon pop on hover */
.howflow-node .b {
    transition: transform .25s ease, box-shadow .25s ease;
}

.howflow-node:hover .b {
    transform: translateY(-3px) scale(1.05);
}

/* respect reduced-motion: disable all non-essential motion.
   `*` alone misses pseudo-elements, which is where the radar
   sweep and the pulsing blips live — hence ::before/::after. */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation: none !important;
        scroll-behavior: auto !important;
    }

    .anim .reveal:not(.is-in) {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }

    .anim .reveal.is-in {
        transition: none !important;
    }

    .card:hover,
    .card:hover .ico,
    .howflow-node:hover .b {
        transform: none !important;
    }
}