/* 3Fusion - company website. Plain CSS, no build step.
   Dark by default for people whose system is dark, light otherwise; the toggle in the header overrides and is remembered. */

:root {
  --bg: #f6f7fd;
  --bg-2: #ffffff;
  --bg-3: #eef0fb;
  --surface: #ffffff;
  --surface-2: rgba(14, 19, 48, 0.035);
  --border: rgba(14, 19, 48, 0.10);
  --border-strong: rgba(14, 19, 48, 0.18);
  --text: #0d1230;
  --muted: #55608a;
  --brand-1: #6d4aff;
  --brand-2: #2678ff;
  --brand-3: #0cb4e6;
  --accent: #ff6b4a;
  --grad: linear-gradient(120deg, var(--brand-1), var(--brand-2) 55%, var(--brand-3));
  --grad-soft: linear-gradient(120deg, rgba(109, 74, 255, .14), rgba(38, 120, 255, .12) 55%, rgba(12, 180, 230, .14));
  --shadow: 0 1px 2px rgba(14, 19, 48, .05), 0 12px 32px -12px rgba(14, 19, 48, .18);
  --shadow-lg: 0 30px 70px -28px rgba(46, 38, 140, .35);
  --radius: 18px;
  --radius-sm: 12px;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-head: "Sora", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --header-h: 72px;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #070a15;
  --bg-2: #0b1020;
  --bg-3: #0f1630;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #eef1ff;
  --muted: #9aa4c7;
  --brand-1: #8b6cff;
  --brand-2: #3d8bff;
  --brand-3: #11d0ff;
  --accent: #ff7e5f;
  --grad-soft: linear-gradient(120deg, rgba(139, 108, 255, .18), rgba(61, 139, 255, .14) 55%, rgba(17, 208, 255, .16));
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 18px 40px -18px rgba(0, 0, 0, .7);
  --shadow-lg: 0 40px 90px -30px rgba(80, 60, 220, .55);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #070a15; --bg-2: #0b1020; --bg-3: #0f1630;
    --surface: rgba(255, 255, 255, 0.045); --surface-2: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.09); --border-strong: rgba(255, 255, 255, 0.18);
    --text: #eef1ff; --muted: #9aa4c7;
    --brand-1: #8b6cff; --brand-2: #3d8bff; --brand-3: #11d0ff; --accent: #ff7e5f;
    --grad-soft: linear-gradient(120deg, rgba(139, 108, 255, .18), rgba(61, 139, 255, .14) 55%, rgba(17, 208, 255, .16));
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 18px 40px -18px rgba(0, 0, 0, .7);
    --shadow-lg: 0 40px 90px -30px rgba(80, 60, 220, .55);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--font-body);
  font-size: 1.0625rem; line-height: 1.65; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; font-weight: 650; }
h1 { font-size: clamp(2.35rem, 5.4vw, 4.4rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.85rem); }
h3 { font-size: 1.25rem; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--brand-2); outline-offset: 3px; border-radius: 6px; }
::selection { background: color-mix(in srgb, var(--brand-1) 35%, transparent); }

.container { width: min(1180px, 100% - 2.5rem); margin-inline: auto; }
.narrow { width: min(820px, 100% - 2.5rem); margin-inline: auto; }
.section { padding-block: clamp(4rem, 8vw, 7.5rem); position: relative; }
.section.alt { background: var(--bg-2); }
.center { text-align: center; }
.muted { color: var(--muted); }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--text); color: var(--bg); padding: .6rem 1rem; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--brand-2); margin-bottom: 1rem; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--grad); border-radius: 2px; }
.section-head { max-width: 760px; margin-bottom: clamp(2.2rem, 4vw, 3.4rem); }
.section-head.center { margin-inline: auto; }
.section-head p { color: var(--muted); font-size: 1.15rem; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; height: var(--header-h); display: flex; align-items: center; transition: background .3s, box-shadow .3s, border-color .3s; border-bottom: 1px solid transparent; }
.site-header.scrolled { background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px); border-color: var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; letter-spacing: -0.03em; }
.brand .logo { height: 46px; width: auto; }
.logo-dark { display: none; }
:root[data-theme="dark"] .logo-light { display: none; }
:root[data-theme="dark"] .logo-dark { display: block; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .logo-light { display: none; } :root:not([data-theme="light"]) .logo-dark { display: block; } }
.site-footer .brand .logo { height: 54px; }
.nav-links { display: flex; align-items: center; gap: .35rem; }
.nav-links a { padding: .5rem .85rem; border-radius: 999px; font-size: .96rem; font-weight: 500; color: var(--muted); transition: color .2s, background .2s; }
.nav-links a:hover { color: var(--text); background: var(--surface-2); }
.nav-links a[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.nav-links a.rp { color: var(--text); }
.nav-links a.rp span { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 700; }
.nav-cta { display: flex; align-items: center; gap: .6rem; }
.icon-btn { width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface); color: var(--text); display: inline-grid; place-items: center; cursor: pointer; transition: transform .2s, border-color .2s; }
.icon-btn:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.icon-btn svg { width: 20px; height: 20px; }
.theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: block; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .theme-toggle .sun { display: none; } :root:not([data-theme="light"]) .theme-toggle .moon { display: block; } }
.menu-btn { display: none; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; padding: .85rem 1.4rem; min-height: 46px; border-radius: 999px; font-weight: 600; font-size: .98rem; border: 1px solid transparent; cursor: pointer; transition: transform .2s, box-shadow .25s, background .2s, border-color .2s; font-family: inherit; white-space: nowrap; }
.btn svg { width: 18px; height: 18px; transition: transform .2s; }
.btn:hover svg.arrow { transform: translateX(3px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 28px -10px rgba(77, 80, 255, .75); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -10px rgba(77, 80, 255, .85); }
.btn-ghost { background: var(--surface); border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--brand-2); }
.btn-sm { padding: .6rem 1.1rem; min-height: 40px; font-size: .92rem; }
.btn-light { background: #fff; color: #0d1230; }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(0, 0, 0, .5); }
.btn-outline-light { border-color: rgba(255, 255, 255, .45); color: #fff; }
.btn-outline-light:hover { background: rgba(255, 255, 255, .12); transform: translateY(-2px); }

/* ---------- hero ---------- */
.hero { position: relative; padding-top: clamp(2.5rem, 6vw, 5rem); padding-bottom: clamp(4rem, 8vw, 7rem); overflow: hidden; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background:
  radial-gradient(60% 55% at 15% 0%, color-mix(in srgb, var(--brand-1) 26%, transparent), transparent 70%),
  radial-gradient(50% 50% at 90% 10%, color-mix(in srgb, var(--brand-3) 22%, transparent), transparent 70%),
  radial-gradient(45% 45% at 60% 100%, color-mix(in srgb, var(--brand-2) 20%, transparent), transparent 70%); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(70% 60% at 50% 30%, #000 20%, transparent 75%); -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000 20%, transparent 75%); opacity: .55; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.pill { display: inline-flex; align-items: center; gap: .6rem; padding: .4rem .9rem .4rem .45rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); font-size: .88rem; color: var(--muted); margin-bottom: 1.5rem; box-shadow: var(--shadow); }
.pill b { background: var(--grad); color: #fff; padding: .15rem .6rem; border-radius: 999px; font-weight: 600; font-size: .78rem; }
.hero h1 { margin-bottom: 1.2rem; }
.hero .lead { font-size: clamp(1.1rem, 1.6vw, 1.3rem); color: var(--muted); max-width: 580px; margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.2rem; }
.hero-points { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; color: var(--muted); font-size: .95rem; }
.hero-points li { display: inline-flex; align-items: center; gap: .5rem; }
.hero-points svg { width: 18px; height: 18px; color: var(--brand-3); flex: none; }

/* hero visual */
.visual { position: relative; min-height: 440px; }
.window { position: absolute; inset: 0 0 auto 6%; width: 94%; background: var(--bg-2); border: 1px solid var(--border-strong); border-radius: 20px; box-shadow: var(--shadow-lg); overflow: hidden; transform: rotate(-1.2deg); }
.window-bar { display: flex; align-items: center; gap: .45rem; padding: .8rem 1rem; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.window-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); }
.window-bar i:nth-child(1) { background: #ff5f57; } .window-bar i:nth-child(2) { background: #febc2e; } .window-bar i:nth-child(3) { background: #28c840; }
.window-bar span { margin-left: .8rem; font-size: .78rem; color: var(--muted); background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: .15rem .8rem; }
.window-body { padding: 1.2rem; display: grid; gap: 1rem; }
.shop-hero { height: 130px; border-radius: 14px; background: var(--grad); position: relative; overflow: hidden; }
.shop-hero::before { content: ""; position: absolute; width: 180px; height: 180px; right: -30px; top: -50px; border-radius: 50%; background: rgba(255, 255, 255, .22); }
.shop-hero::after { content: ""; position: absolute; width: 56%; height: 14px; left: 18px; bottom: 34px; border-radius: 8px; background: rgba(255, 255, 255, .85); box-shadow: 0 22px 0 -2px rgba(255, 255, 255, .5); }
.shop-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; }
.shop-item { border: 1px solid var(--border); border-radius: 12px; padding: .6rem; background: var(--surface); }
.shop-item .img { aspect-ratio: 1 / 1.05; border-radius: 8px; background: var(--grad-soft); margin-bottom: .55rem; position: relative; overflow: hidden; }
.shop-item:nth-child(2) .img { background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 35%, transparent), color-mix(in srgb, var(--brand-1) 25%, transparent)); }
.shop-item:nth-child(3) .img { background: linear-gradient(135deg, color-mix(in srgb, var(--brand-3) 35%, transparent), color-mix(in srgb, var(--brand-2) 25%, transparent)); }
.shop-item .l1 { height: 8px; width: 80%; border-radius: 5px; background: var(--border-strong); margin-bottom: .4rem; }
.shop-item .l2 { height: 8px; width: 45%; border-radius: 5px; background: color-mix(in srgb, var(--brand-2) 55%, transparent); }
.float-card { position: absolute; background: var(--bg-2); border: 1px solid var(--border-strong); border-radius: 16px; box-shadow: var(--shadow-lg); padding: .9rem 1.1rem; display: flex; align-items: center; gap: .8rem; font-size: .88rem; animation: float 7s ease-in-out infinite; }
.float-card strong { display: block; font-family: var(--font-head); font-size: .95rem; line-height: 1.2; }
.float-card small { color: var(--muted); font-size: .78rem; }
.float-card .ic { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; background: var(--grad); color: #fff; flex: none; }
.float-card .ic svg { width: 20px; height: 20px; }
.fc-1 { left: -2%; bottom: 14%; animation-delay: -2s; }
.fc-2 { right: -1%; top: 40%; animation-delay: -4s; }
.fc-2 .ic { background: linear-gradient(135deg, var(--accent), #ffb03a); }
.fc-3 { right: 8%; bottom: -2%; animation-delay: -1s; flex-direction: column; align-items: stretch; width: 236px; gap: .5rem; }
.bars { display: flex; align-items: flex-end; gap: 6px; height: 54px; }
.bars i { flex: 1; border-radius: 5px 5px 2px 2px; background: var(--grad); opacity: .9; transform-origin: bottom; animation: grow 1.4s cubic-bezier(.2, .8, .2, 1) both; }
.bars i:nth-child(1) { height: 42%; animation-delay: .3s; } .bars i:nth-child(2) { height: 66%; animation-delay: .4s; } .bars i:nth-child(3) { height: 50%; animation-delay: .5s; }
.bars i:nth-child(4) { height: 84%; animation-delay: .6s; } .bars i:nth-child(5) { height: 100%; animation-delay: .7s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes grow { from { transform: scaleY(0); } to { transform: scaleY(1); } }

/* ---------- marquee ---------- */
.marquee { border-block: 1px solid var(--border); background: var(--bg-2); overflow: hidden; padding-block: 1.4rem; }
.marquee-label { text-align: center; font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 1rem; }
.marquee-track { display: flex; gap: 1rem; width: max-content; animation: scroll 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { display: inline-flex; align-items: center; gap: .55rem; padding: .55rem 1.1rem; border: 1px solid var(--border); background: var(--surface); border-radius: 999px; font-weight: 600; font-size: .95rem; white-space: nowrap; }
.marquee-track span::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--grad); }
@keyframes scroll { to { transform: translateX(calc(-50% - .5rem)); } }

/* ---------- cards ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.8rem; transition: transform .3s, border-color .3s, box-shadow .3s; overflow: hidden; isolation: isolate; }
.card::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .3s; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--brand-2) 18%, transparent), transparent 60%); }
.card:hover { transform: translateY(-5px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.card:hover::before { opacity: 1; }
.card p { color: var(--muted); margin-bottom: 0; }
.card .icon { width: 52px; height: 52px; border-radius: 15px; display: grid; place-items: center; margin-bottom: 1.2rem; background: var(--grad-soft); color: var(--brand-2); border: 1px solid var(--border); }
.card .icon svg { width: 26px; height: 26px; }
.card .more { display: inline-flex; align-items: center; gap: .4rem; margin-top: 1.1rem; font-weight: 600; font-size: .93rem; color: var(--brand-2); }
.card .more svg { width: 16px; height: 16px; transition: transform .2s; }
.card:hover .more svg { transform: translateX(4px); }
.card.wide { grid-column: 1 / -1; display: grid; grid-template-columns: 1.1fr .9fr; gap: 2rem; align-items: center; background: var(--grad-soft); }
.chip-row { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { padding: .35rem .8rem; border-radius: 999px; font-size: .86rem; font-weight: 500; border: 1px solid var(--border); background: var(--surface); color: var(--text); }
.checks { display: grid; gap: .65rem; }
.checks li { display: flex; gap: .7rem; align-items: flex-start; color: var(--muted); }
.checks li svg { width: 20px; height: 20px; flex: none; color: var(--brand-3); margin-top: .2rem; }
.checks li b { color: var(--text); font-weight: 600; }

/* ---------- process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; counter-reset: s; position: relative; }
.step { position: relative; padding: 1.8rem 1.5rem 1.5rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); counter-increment: s; }
.step::before { content: counter(s, decimal-leading-zero); font-family: var(--font-head); font-weight: 700; font-size: 2.6rem; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; display: block; margin-bottom: 1rem; }
.step p { color: var(--muted); margin: 0; font-size: .98rem; }

/* ---------- why / split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.split.flip > :first-child { order: 2; }
.stack { display: grid; gap: 1rem; }
.stack-row { display: grid; grid-template-columns: 150px 1fr; gap: 1rem; align-items: center; padding: 1.1rem 1.3rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.stack-row h4 { margin: 0; font-size: .85rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-family: var(--font-body); font-weight: 600; }

/* code window */
.code { background: #0a0f22; border: 1px solid rgba(255, 255, 255, .1); border-radius: 18px; box-shadow: var(--shadow-lg); overflow: hidden; color: #d5dcff; font-family: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace; font-size: .86rem; }
.code .window-bar { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .08); }
.code .window-bar span { background: transparent; border-color: rgba(255, 255, 255, .12); color: #8f9bc7; }
.code pre { margin: 0; padding: 1.3rem 1.4rem; overflow-x: auto; line-height: 1.75; }
.code .k { color: #c792ff; } .code .f { color: #6cb6ff; } .code .s { color: #7ee7c2; } .code .c { color: #62709f; } .code .n { color: #ffb86b; }

/* ---------- rankpilot band ---------- */
.rp-band { position: relative; border-radius: 28px; overflow: hidden; background: #0a0f24; color: #eef1ff; padding: clamp(2rem, 5vw, 4.2rem); isolation: isolate; border: 1px solid rgba(255, 255, 255, .1); box-shadow: var(--shadow-lg); }
.rp-band::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(55% 80% at 100% 0%, rgba(139, 108, 255, .5), transparent 65%), radial-gradient(50% 70% at 0% 100%, rgba(17, 208, 255, .32), transparent 65%); }
.rp-band .eyebrow { color: #8ec5ff; }
.rp-band p { color: #b4bddb; }
.rp-band .checks li { color: #b4bddb; } .rp-band .checks li b { color: #fff; }
.rp-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 4vw, 4rem); align-items: center; }
.rp-ui { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: 20px; padding: 1.1rem; backdrop-filter: blur(8px); display: grid; gap: .8rem; transform: rotate(1deg); }
.rp-ui .row { display: flex; align-items: center; justify-content: space-between; gap: .8rem; padding: .85rem 1rem; border-radius: 13px; background: rgba(255, 255, 255, .07); font-size: .9rem; }
.rp-ui .row b { font-family: var(--font-head); font-weight: 600; }
.tag { padding: .2rem .65rem; border-radius: 999px; font-size: .74rem; font-weight: 600; background: rgba(39, 217, 200, .18); color: #6ff0e0; }
.tag.warn { background: rgba(255, 190, 80, .18); color: #ffd28a; }
.tag.blue { background: rgba(80, 140, 255, .2); color: #a9c8ff; }
.rp-ui .bars { height: 70px; padding: .4rem .2rem 0; }
.rp-ui .bars i { opacity: 1; }
.rp-ui .caption { font-size: .78rem; color: #8f9bc7; padding-inline: .2rem; }

/* ---------- cta ---------- */
.cta { text-align: center; position: relative; border-radius: 28px; padding: clamp(2.6rem, 6vw, 5rem) 1.5rem; background: var(--grad); color: #fff; overflow: hidden; isolation: isolate; }
.cta::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(40% 70% at 10% 0%, rgba(255, 255, 255, .28), transparent 70%), radial-gradient(40% 70% at 95% 100%, rgba(0, 0, 0, .25), transparent 70%); }
.cta h2 { color: #fff; max-width: 780px; margin-inline: auto; }
.cta p { color: rgba(255, 255, 255, .88); max-width: 620px; margin: 0 auto 2rem; font-size: 1.15rem; }
.cta .row { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: center; }

/* ---------- page header ---------- */
.page-hero { padding-block: clamp(3rem, 7vw, 6rem) clamp(2rem, 4vw, 3.4rem); position: relative; isolation: isolate; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(55% 90% at 10% 0%, color-mix(in srgb, var(--brand-1) 22%, transparent), transparent 70%), radial-gradient(45% 80% at 95% 0%, color-mix(in srgb, var(--brand-3) 18%, transparent), transparent 70%); }
.page-hero p { font-size: 1.2rem; color: var(--muted); max-width: 720px; }
.crumbs { font-size: .88rem; color: var(--muted); margin-bottom: 1.2rem; }
.crumbs a:hover { color: var(--text); }

/* ---------- service detail ---------- */
.svc { display: grid; grid-template-columns: 340px 1fr; gap: clamp(1.5rem, 4vw, 4rem); padding-block: clamp(2.2rem, 4vw, 3.4rem); border-top: 1px solid var(--border); align-items: start; }
.svc:first-of-type { border-top: 0; }
.svc .icon { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: var(--grad-soft); color: var(--brand-2); border: 1px solid var(--border); margin-bottom: 1.1rem; }
.svc .icon svg { width: 28px; height: 28px; }
.svc h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.svc .body > p { color: var(--muted); }
.svc .checks { grid-template-columns: repeat(2, 1fr); gap: .7rem 1.6rem; margin-top: 1.1rem; }

/* faq */
details.faq { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); padding: 0 1.3rem; margin-bottom: .8rem; transition: border-color .2s; }
details.faq[open] { border-color: var(--border-strong); }
details.faq summary { cursor: pointer; list-style: none; padding: 1.15rem 0; font-weight: 600; font-family: var(--font-head); display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; font-size: 1.5rem; line-height: 1; color: var(--brand-2); transition: transform .25s; }
details.faq[open] summary::after { transform: rotate(45deg); }
details.faq p { color: var(--muted); padding-bottom: 1.2rem; margin: 0; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.contact-list { display: grid; gap: 1rem; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1.2rem 1.3rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); transition: border-color .2s, transform .2s; }
a.contact-item:hover { border-color: var(--brand-2); transform: translateY(-2px); }
.contact-item .icon { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: var(--grad-soft); color: var(--brand-2); flex: none; border: 1px solid var(--border); }
.contact-item .icon svg { width: 22px; height: 22px; }
.contact-item small { color: var(--muted); display: block; font-size: .82rem; }
.contact-item strong { font-family: var(--font-head); font-weight: 600; }
form.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: clamp(1.4rem, 3vw, 2.2rem); box-shadow: var(--shadow); }
.field { display: grid; gap: .45rem; margin-bottom: 1.1rem; }
.field label { font-size: .88rem; font-weight: 600; }
.field input, .field select, .field textarea { width: 100%; padding: .85rem 1rem; border-radius: 12px; border: 1px solid var(--border-strong); background: var(--bg); color: var(--text); font: inherit; font-size: 1rem; transition: border-color .2s, box-shadow .2s; }
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--brand-2); box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand-2) 20%, transparent); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-note { font-size: .86rem; color: var(--muted); margin: .9rem 0 0; }
.form-note.ok, .form-note.err { font-size: .95rem; font-weight: 500; padding: .8rem 1rem; border-radius: 12px; border: 1px solid; }
.form-note.ok { color: #0a7a52; background: rgba(18, 184, 120, .1); border-color: rgba(18, 184, 120, .35); }
.form-note.err { color: #b3362b; background: rgba(255, 90, 70, .1); border-color: rgba(255, 90, 70, .35); }
:root[data-theme="dark"] .form-note.ok { color: #6ff0b8; } :root[data-theme="dark"] .form-note.err { color: #ff9b8f; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .form-note.ok { color: #6ff0b8; } :root:not([data-theme="light"]) .form-note.err { color: #ff9b8f; } }
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.btn[disabled] { opacity: .65; cursor: progress; transform: none; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-2); padding-top: clamp(3rem, 6vw, 5rem); }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 2.5rem; padding-bottom: 3rem; }
.foot-grid h4 { font-size: .85rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-family: var(--font-body); font-weight: 600; margin-bottom: 1rem; }
.foot-grid li { margin-bottom: .6rem; }
.foot-grid a { color: var(--text); opacity: .85; transition: opacity .2s, color .2s; }
.foot-grid a:hover { opacity: 1; color: var(--brand-2); }
.foot-about p { color: var(--muted); max-width: 360px; margin-top: 1rem; }
.foot-bottom { border-top: 1px solid var(--border); padding-block: 1.4rem; display: flex; flex-wrap: wrap; gap: .6rem 2rem; justify-content: space-between; color: var(--muted); font-size: .9rem; }
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 40; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .65); transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; }

/* ---------- reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); transition-delay: var(--d, 0ms); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .hero-grid, .split, .rp-grid, .contact-grid, .svc { grid-template-columns: 1fr; }
  .split.flip > :first-child { order: 0; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4, .steps { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .visual { min-height: 420px; max-width: 560px; margin-inline: auto; width: 100%; }
  .card.wide { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .menu-btn { display: inline-grid; }
  .nav-links { position: fixed; inset: var(--header-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: .2rem; padding: 1rem 1.25rem 1.5rem; background: var(--bg); border-bottom: 1px solid var(--border); box-shadow: var(--shadow); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: transform .25s, opacity .25s; }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: .9rem 1rem; font-size: 1.05rem; }
  .nav-cta .btn { display: none; }
}
@media (max-width: 640px) {
  body { font-size: 1rem; }
  .grid-3, .grid-2, .grid-4, .steps, .field-row, .svc .checks { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .stack-row { grid-template-columns: 1fr; gap: .5rem; }
  .visual { min-height: 380px; }
  .fc-1 { left: 0; bottom: 30%; } .fc-2 { right: 0; top: 30%; } .fc-3 { right: 2%; bottom: -3%; width: 190px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .cta .row .btn { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}
@media print { .site-header, .wa-float, .marquee { display: none; } .js .reveal { opacity: 1; transform: none; } }

/* ---------- portfolio ---------- */
.work-featured { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.work-card { position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .3s, border-color .3s, box-shadow .3s; }
.work-card:hover { transform: translateY(-5px); border-color: var(--border-strong); box-shadow: var(--shadow-lg); }
.work-card .shot { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-3); border-bottom: 1px solid var(--border); }
.work-card .shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .6s cubic-bezier(.2, .7, .2, 1); }
.work-card:hover .shot img { transform: scale(1.05); }
.work-card .shot .badge { position: absolute; left: .8rem; top: .8rem; padding: .25rem .7rem; border-radius: 999px; font-size: .75rem; font-weight: 600; background: rgba(8, 11, 22, .72); color: #fff; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.work-card .info { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: .35rem; flex: 1; }
.work-card h3 { margin: 0; font-size: 1.15rem; display: flex; align-items: center; justify-content: space-between; gap: .6rem; }
.work-card h3 svg { width: 18px; height: 18px; color: var(--brand-2); flex: none; transition: transform .2s; }
.work-card:hover h3 svg { transform: translate(3px, -3px); }
.work-card .domain { font-size: .86rem; color: var(--brand-2); font-weight: 500; }
.work-card p { color: var(--muted); font-size: .96rem; margin: .35rem 0 .6rem; }
.work-card .chip-row { margin-top: auto; }
.work-card .chip { font-size: .78rem; padding: .25rem .65rem; }
/* a brand tile: used when there is no preview picture */
.tile { display: grid; place-items: center; text-align: center; padding: 1.2rem; height: 100%; color: #fff; font-family: var(--font-head); font-weight: 700; letter-spacing: -0.02em; font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.1; position: relative; overflow: hidden; }
.tile::before { content: ""; position: absolute; width: 70%; aspect-ratio: 1; border-radius: 50%; right: -18%; top: -30%; background: rgba(255, 255, 255, .16); }
.tile::after { content: ""; position: absolute; width: 50%; aspect-ratio: 1; border-radius: 50%; left: -14%; bottom: -34%; background: rgba(0, 0, 0, .14); }
.tile span { position: relative; z-index: 1; }
.tile.t0 { background: linear-gradient(135deg, #6d4aff, #2678ff); }
.tile.t1 { background: linear-gradient(135deg, #ff6b4a, #c93a7a); }
.tile.t2 { background: linear-gradient(135deg, #0cb4e6, #2678ff); }
.tile.t3 { background: linear-gradient(135deg, #8a3ffc, #d946a8); }
.tile.t4 { background: linear-gradient(135deg, #0ea5a4, #4f7d3a); }
.tile.t5 { background: linear-gradient(135deg, #f59e0b, #ea580c); }
.work-all { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.work-all .work-card[hidden] { display: none; }
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.8rem; }
.filter { padding: .5rem 1.1rem; border-radius: 999px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--muted); font: inherit; font-size: .92rem; font-weight: 600; cursor: pointer; transition: color .2s, background .2s, border-color .2s; }
.filter:hover { color: var(--text); border-color: var(--brand-2); }
.filter[aria-pressed="true"] { background: var(--grad); color: #fff; border-color: transparent; }
.work-next { display: grid; place-items: center; text-align: center; padding: 2rem; background: var(--grad-soft); border: 1px dashed var(--border-strong); border-radius: var(--radius); }
.work-next h3 { margin-bottom: .4rem; }
.client-band { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; margin-top: 1.5rem; }
.client-band a { padding: .55rem 1.1rem; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); font-weight: 600; font-size: .95rem; transition: border-color .2s, transform .2s; }
.client-band a:hover { border-color: var(--brand-2); transform: translateY(-2px); }
@media (max-width: 1020px) { .work-featured, .work-all { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .work-featured, .work-all { grid-template-columns: 1fr; } }