/* Landing page. Builds on app.css tokens; mobile-first, then wider layouts.
   Never use letter-spacing on Persian text: it breaks the joined letters. */

.landing { overflow-x: clip; }
.wrap { width: min(1200px, 100% - 32px); margin-inline: auto; }
.wrap.narrow { width: min(860px, 100% - 32px); }
.skip { position: absolute; inset-inline-start: 8px; top: -60px; z-index: 100; padding: 8px 14px; border-radius: 8px; background: var(--accent-strong); color: var(--on-accent); }
.skip:focus { top: 8px; }
.btn { text-decoration: none; white-space: nowrap; position: relative; overflow: hidden; }
.btn-lg { min-height: 54px; padding: 0 var(--space-5); font-size: 16px; border-radius: 14px; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.btn .arrow { transition: transform var(--normal) var(--ease); }
.btn:hover .arrow { transform: translateX(-4px); }
.btn-glow::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, .45) 50%, transparent 70%); transform: translateX(-120%); animation: shine 3.2s var(--ease) infinite; }
@keyframes shine { 60%, 100% { transform: translateX(120%); } }
.only-sm, .only-menu { display: none; }
.fa-num { font-family: var(--font); }

/* Scroll progress + film grain */
.progress { position: fixed; top: 0; inset-inline: 0; height: 2px; z-index: 70; transform-origin: right; transform: scaleX(0); background: linear-gradient(90deg, var(--accent-3), var(--accent-2), var(--accent)); box-shadow: 0 0 12px var(--accent); }
.noise { position: fixed; inset: -50%; z-index: 90; pointer-events: none; opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 1s steps(6) infinite; }
@keyframes grain { 0% { transform: translate(0, 0); } 20% { transform: translate(-3%, 2%); } 40% { transform: translate(2%, -3%); } 60% { transform: translate(-2%, -1%); } 80% { transform: translate(3%, 3%); } 100% { transform: translate(0, 0); } }

/* Boot intro */
.intro { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; background: var(--bg); transition: clip-path .7s cubic-bezier(.7, 0, .2, 1); clip-path: inset(0 0 0 0); }
.intro.done { clip-path: inset(0 0 100% 0); }
.intro pre { margin: 0; min-width: min(420px, 86vw); font-size: 13px; line-height: 1.9; color: var(--muted); }
.intro .ok { color: var(--accent); }
html:not(.js) .intro { display: none; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 40; transition: background var(--normal), border-color var(--normal); border-bottom: 1px solid transparent; }
.nav.scrolled { background: color-mix(in srgb, var(--bg) 72%, transparent); backdrop-filter: blur(16px) saturate(1.4); border-color: var(--border); }
.nav-inner { display: flex; align-items: center; gap: var(--space-4); min-height: 70px; }
.logo-text { font-weight: 800; font-size: 17px; }
.nav-links { display: flex; gap: 2px; margin-inline-start: auto; }
.nav-links a { position: relative; display: inline-flex; align-items: baseline; gap: 6px; padding: 8px 12px; color: var(--muted); text-decoration: none; font-size: 15px; border-radius: var(--radius-sm); transition: color var(--fast), background var(--fast); }
.nav-links .idx { font-size: 10px; color: var(--accent); opacity: .7; }
.nav-links a:not(.btn):hover { color: var(--text); background: var(--surface-2); }
.nav-cta { display: flex; align-items: center; gap: var(--space-2); }
.nav-cta .btn { transition: transform .25s var(--ease), box-shadow var(--fast), background var(--fast); }

/* ===== Hero ===== */
.hero { position: relative; min-height: calc(100svh - 70px); display: grid; align-items: center; padding: var(--space-6) 0 110px; isolation: isolate; overflow: clip; }
.hero-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.rain { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .35;
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 10%, transparent 70%); mask-image: radial-gradient(ellipse at 50% 30%, #000 10%, transparent 70%); }
.floor { position: absolute; inset: auto -50% -10% -50%; height: 62%; perspective: 340px; overflow: hidden;
  -webkit-mask-image: linear-gradient(to top, #000 10%, transparent 90%); mask-image: linear-gradient(to top, #000 10%, transparent 90%); }
.floor-grid { position: absolute; inset: 0 0 -100% 0; transform: rotateX(62deg); transform-origin: top;
  background-image: linear-gradient(rgba(61, 255, 160, .35) 1px, transparent 1px), linear-gradient(90deg, rgba(61, 255, 160, .35) 1px, transparent 1px);
  background-size: 64px 64px; animation: floor-move 2.4s linear infinite; }
[data-theme="light"] .floor-grid { background-image: linear-gradient(rgba(6, 122, 76, .25) 1px, transparent 1px), linear-gradient(90deg, rgba(6, 122, 76, .25) 1px, transparent 1px); }
@keyframes floor-move { to { background-position: 0 64px, 0 0; } }
.orb { position: absolute; top: 8%; inset-inline-start: 50%; width: min(56vw, 620px); aspect-ratio: 1; translate: 50% 0; filter: blur(60px); opacity: .55; animation: orb-turn 18s linear infinite; }
.orb i { position: absolute; inset: 0; border-radius: 50%; mix-blend-mode: screen; }
.orb i:nth-child(1) { background: radial-gradient(circle at 30% 30%, var(--accent), transparent 55%); animation: orb-a 9s ease-in-out infinite alternate; }
.orb i:nth-child(2) { background: radial-gradient(circle at 70% 40%, var(--accent-2), transparent 55%); animation: orb-b 11s ease-in-out infinite alternate; }
.orb i:nth-child(3) { background: radial-gradient(circle at 50% 75%, var(--accent-3), transparent 55%); animation: orb-a 13s ease-in-out infinite alternate-reverse; }
@keyframes orb-turn { to { rotate: 360deg; } }
@keyframes orb-a { to { transform: translate(8%, -6%) scale(1.15); } }
@keyframes orb-b { to { transform: translate(-10%, 8%) scale(.9); } }
[data-theme="light"] .orb { opacity: .28; }
.spot { position: absolute; inset: 0; background: radial-gradient(500px circle at var(--sx, 50%) var(--sy, 30%), rgba(61, 255, 160, .09), transparent 60%); }
.chip { position: absolute; padding: 6px 12px; border: 1px solid var(--border); border-radius: 99px; background: color-mix(in srgb, var(--surface) 80%, transparent); backdrop-filter: blur(6px); font-size: 12px; color: var(--muted); box-shadow: var(--shadow); animation: bob 6s ease-in-out infinite; translate: var(--px, 0) var(--py, 0); transition: translate .4s var(--ease); }
.chip.c1 { top: 14%; inset-inline-start: 6%; color: var(--accent); }
.chip.c2 { top: 70%; inset-inline-start: 4%; animation-delay: -1s; }
.chip.c3 { top: 10%; inset-inline-end: 42%; animation-delay: -2s; color: var(--accent-3); }
.chip.c4 { bottom: 12%; inset-inline-end: 8%; animation-delay: -3s; }
.chip.c5 { top: 22%; inset-inline-end: 4%; animation-delay: -4s; color: var(--accent-2); }
.chip.c6 { bottom: 26%; inset-inline-start: 46%; animation-delay: -5s; font-size: 16px; color: var(--accent); }
@keyframes bob { 50% { transform: translateY(-14px) rotate(-2deg); } }

.hero-inner { display: grid; gap: var(--space-6); align-items: center; }
.hero-copy { display: grid; gap: var(--space-5); justify-items: start; }
.pill { display: inline-flex; align-items: center; gap: 8px; margin: 0; padding: 7px 14px; border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border)); border-radius: 99px; background: color-mix(in srgb, var(--surface) 80%, transparent); font-size: 12px; color: var(--accent); box-shadow: 0 0 24px rgba(61, 255, 160, .12); direction: ltr; }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: ping 1.8s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(61, 255, 160, .6); } 70%, 100% { box-shadow: 0 0 0 10px rgba(61, 255, 160, 0); } }
.hero-title { margin: 0; font-size: clamp(46px, 10vw, 104px); line-height: 1.12; font-weight: 900; }
.hero-title .line { display: block; }
.title-caret { display: inline-block; width: .09em; height: .78em; margin-inline-start: .12em; vertical-align: -.02em; background: var(--accent); box-shadow: 0 0 18px var(--accent); animation: blink 1s steps(2) infinite; }
.hero-sub { margin: 0; max-width: 54ch; font-size: clamp(16px, 2.2vw, 19px); line-height: 1.95; color: var(--muted); }
.hero-sub b { color: var(--text); font-weight: 700; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.hero-actions.center { justify-content: center; }
.hero-proof { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin: 0; padding: 0; list-style: none; font-size: 14px; color: var(--muted); }
.hero-proof li { display: inline-flex; align-items: center; gap: 6px; }
.hero-proof svg { width: 16px; height: 16px; color: var(--accent); }

.term-wrap { position: relative; width: 100%; max-width: 620px; justify-self: center; }
.term { position: relative; border: 1px solid var(--border); border-radius: 18px; background: color-mix(in srgb, var(--code-bg) 88%, transparent); backdrop-filter: blur(10px); box-shadow: var(--shadow), 0 0 0 1px rgba(61, 255, 160, .06), 0 30px 120px rgba(61, 255, 160, .1); overflow: hidden; transition: transform .35s var(--ease); transform-style: preserve-3d; }
.term-head { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 11px 14px; border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 90%, transparent); font-size: 12px; direction: ltr; }
.term-status { justify-self: end; display: inline-flex; align-items: center; gap: 6px; color: var(--accent); font-size: 11px; }
.term-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: ping 1.8s infinite; }
.term-body { margin: 0; height: 360px; padding: var(--space-4); overflow: hidden; font-size: 13px; line-height: 1.75; white-space: pre-wrap; text-align: left; color: var(--text); }
.term-body .p { color: var(--accent); }
.term-body .c { color: var(--muted); }
.term-body .ok { color: var(--success); }
.term-body .k { color: var(--accent-3); }
.term-body .s { color: var(--accent-2); }
.term-body .fa { direction: rtl; unicode-bidi: isolate; font-family: var(--font); }
.term-body .cur { display: inline-block; width: 8px; height: 1.15em; vertical-align: text-bottom; background: var(--accent); box-shadow: 0 0 10px var(--accent); animation: blink 1s steps(2) infinite; }
.term-glare { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(400px circle at var(--gx, 50%) var(--gy, 0%), rgba(255, 255, 255, .06), transparent 50%); }
.float-card { position: absolute; display: grid; gap: 2px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 14px; background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: blur(10px); box-shadow: var(--shadow); font-size: 12px; animation: bob 7s ease-in-out infinite; direction: ltr; }
.float-card .ok { color: var(--accent); }
.float-card b { font-size: 20px; color: var(--accent); }
.fc1 { bottom: -18px; inset-inline-end: -14px; animation-delay: -2s; }
.fc2 { top: -22px; inset-inline-start: -10px; }

.scroll-hint { position: absolute; bottom: 28px; inset-inline: 0; margin: 0 auto; width: 26px; height: 42px; border: 2px solid var(--border); border-radius: 14px; }
.scroll-hint span { position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--accent); animation: wheel 1.6s infinite; }
@keyframes wheel { to { transform: translateY(14px); opacity: 0; } }

/* ===== Ticker ===== */
.ticker { display: grid; gap: 10px; padding: var(--space-4) 0; border-block: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 60%, transparent); overflow: hidden; direction: ltr;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.ticker-row { overflow: hidden; }
.ticker-track { display: flex; align-items: center; gap: 28px; width: max-content; animation: marquee 40s linear infinite; font-size: 15px; color: var(--muted); }
.ticker-row.reverse .ticker-track { animation-direction: reverse; animation-duration: 46s; font-weight: 700; color: var(--text); direction: rtl; }
.ticker-track i { font-style: normal; color: var(--accent); }
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ===== Sections ===== */
.section { padding: clamp(72px, 11vw, 140px) 0; position: relative; }
.section-head { display: grid; gap: var(--space-3); max-width: 720px; margin: 0 auto var(--space-6); text-align: center; justify-items: center; }
.section-head h2 { margin: 0; font-size: clamp(30px, 5.4vw, 54px); line-height: 1.25; font-weight: 900; }
.section-head p { margin: 0; font-size: 17px; }

/* Bento */
.bento { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }
.tile { position: relative; display: grid; gap: var(--space-2); align-content: start; padding: var(--space-5); border: 1px solid var(--border); border-radius: 22px; background: var(--surface); overflow: hidden; transition: transform .35s var(--ease), border-color var(--normal), box-shadow var(--normal); transform-style: preserve-3d; }
.tile::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity var(--normal);
  background: radial-gradient(420px circle at var(--gx, 50%) var(--gy, 50%), rgba(61, 255, 160, .1), transparent 60%); }
.tile::after { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none; opacity: 0; transition: opacity var(--normal);
  background: radial-gradient(300px circle at var(--gx, 50%) var(--gy, 50%), var(--accent), transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.tile:hover { box-shadow: var(--shadow); }
.tile:hover::before, .tile:hover::after { opacity: 1; }
.tile h3 { margin: var(--space-2) 0 0; font-size: 20px; font-weight: 800; }
.tile p { margin: 0; color: var(--muted); font-size: 15px; }
.tile-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; background: var(--accent-soft); color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent); }
.tile-icon svg { width: 22px; height: 22px; transition: transform .4s var(--ease); }
.tile:hover .tile-icon svg { transform: scale(1.15) rotate(-8deg); }
.tile-copy { display: grid; gap: var(--space-2); align-content: start; }

.diff { margin-top: var(--space-3); border: 1px solid var(--border); border-radius: 14px; background: var(--code-bg); overflow: hidden; font-size: 12.5px; }
.diff-head { display: flex; gap: 10px; padding: 8px 12px; border-bottom: 1px solid var(--border); color: var(--muted); }
.diff-head span:first-child { margin-right: auto; }
.diff .ok { color: var(--success); } .diff .bad { color: var(--danger); }
.diff pre { margin: 0; padding: 10px 0; min-height: 210px; line-height: 1.75; text-align: left; white-space: pre; overflow: hidden; }
.diff .ln { display: block; padding: 0 12px; animation: line-in .35s var(--ease) both; }
.diff .add { background: rgba(61, 255, 160, .09); color: var(--text); }
.diff .add::before { content: "+ "; color: var(--success); }
.diff .del { background: rgba(255, 107, 125, .08); color: var(--muted); text-decoration: line-through; }
.diff .del::before { content: "- "; color: var(--danger); }
.diff .ctx::before { content: "  "; }
@keyframes line-in { from { opacity: 0; transform: translateX(-8px); } }

.bubbles { display: grid; gap: 8px; margin-top: var(--space-2); }
.bubbles .b { max-width: 88%; margin: 0; padding: 8px 12px; border-radius: 14px; font-size: 14px; line-height: 1.7; opacity: 0; transform: translateY(8px) scale(.98); transition: opacity .4s var(--ease), transform .4s var(--ease); }
.tile.in .bubbles .b { opacity: 1; transform: none; }
.bubbles .me { justify-self: end; background: var(--user-bubble); color: var(--text); border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border)); transition-delay: .3s; }
.bubbles .ai { justify-self: start; background: var(--surface-2); color: var(--text); transition-delay: 1.1s; }
.bubbles .typing { justify-self: start; display: inline-flex; gap: 4px; background: var(--surface-2); transition-delay: 1.8s; }
.bubbles .typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 1.2s infinite ease-in-out; }
.bubbles .typing i:nth-child(2) { animation-delay: .15s; } .bubbles .typing i:nth-child(3) { animation-delay: .3s; }

.routes { width: 100%; height: auto; margin-top: var(--space-2); direction: ltr; }
.routes path { fill: none; stroke-width: 2; stroke-linecap: round; }
.routes .r-base { stroke: var(--border); }
.routes .r-flow { stroke: var(--accent); stroke-dasharray: 18 240; animation: flow 2.4s linear infinite; filter: drop-shadow(0 0 4px var(--accent)); }
.routes .f2 { animation-delay: -.8s; stroke: var(--accent-2); }
.routes .f3 { animation-delay: -1.6s; stroke: var(--accent-3); }
.routes .r-node { fill: var(--bg); stroke: var(--accent); stroke-width: 2; }
@keyframes flow { from { stroke-dashoffset: 258; } to { stroke-dashoffset: 0; } }

.scan { position: relative; margin-top: var(--space-2); border: 1px solid var(--border); border-radius: 14px; background: var(--code-bg); overflow: hidden; }
.scan svg { display: block; width: 100%; height: auto; padding: 8px; }
.scan svg * { fill: none; stroke: var(--muted); stroke-width: 1.5; }
.scan svg path { stroke: var(--accent-2); stroke-width: 2; }
.scanline { position: absolute; inset-inline: 0; top: 0; height: 30%; background: linear-gradient(to bottom, transparent, rgba(61, 255, 160, .22), transparent); border-bottom: 1px solid var(--accent); animation: scan-move 2.6s ease-in-out infinite alternate; }
@keyframes scan-move { to { top: 70%; } }
.scan-tag { position: absolute; bottom: 8px; left: 10px; padding: 2px 8px; border-radius: 6px; background: var(--accent); color: var(--on-accent); font-size: 11px; font-weight: 700; direction: ltr; }

.big-num { margin: 0; font-size: 56px; font-weight: 800; line-height: 1.1; color: var(--accent); direction: ltr; text-align: start; text-shadow: 0 0 28px rgba(61, 255, 160, .35); }
.fill { height: 8px; border-radius: 99px; background: var(--surface-3); overflow: hidden; }
.fill i { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--accent-3), var(--accent-2), var(--accent)); transition: width 1.8s var(--ease) .3s; }
.tile.in .fill i { width: 92%; }
.hash { margin: var(--space-2) 0 0 !important; padding: 10px 12px; border: 1px dashed color-mix(in srgb, var(--accent) 40%, var(--border)); border-radius: 10px; color: var(--accent) !important; font-size: 13px !important; text-align: left; overflow: hidden; white-space: nowrap; }

/* Stats */
.stats { border-block: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 60%, transparent); }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); }
.stat { display: grid; gap: 4px; padding: var(--space-6) var(--space-3); text-align: center; }
.stat b { font-size: clamp(34px, 6vw, 56px); font-weight: 800; color: var(--accent); text-shadow: 0 0 28px rgba(61, 255, 160, .35); }
.stat span { color: var(--muted); font-size: 15px; }

/* Pipeline */
.pipeline { display: grid; gap: 0; justify-items: center; margin: 0 auto var(--space-6); max-width: 1000px; }
.pnode { display: grid; gap: 2px; justify-items: center; min-width: 200px; padding: var(--space-4) var(--space-5); border: 1px solid var(--border); border-radius: 18px; background: var(--surface); text-align: center; transition: transform var(--normal) var(--ease), border-color var(--normal); }
.pnode:hover { transform: translateY(-4px); border-color: var(--accent); }
.pnode .mono { font-size: 11px; color: var(--accent); }
.pnode b { font-size: 17px; }
.pnode small { font-size: 11px; color: var(--muted); direction: ltr; }
.pnode.hot { border-color: var(--accent); box-shadow: var(--glow); }
.pwire { position: relative; width: 2px; height: 40px; background: var(--border); overflow: hidden; }
.pwire i { position: absolute; inset-inline: 0; height: 16px; background: linear-gradient(transparent, var(--accent)); box-shadow: 0 0 10px var(--accent); animation: packet-v 1.2s linear infinite; }
@keyframes packet-v { from { top: -16px; } to { top: 100%; } }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.steps li { display: grid; gap: var(--space-2); padding: var(--space-5); border: 1px solid var(--border); border-radius: 20px; background: var(--surface); transition: transform .35s var(--ease); }
.steps .mono { font-size: 40px; font-weight: 800; line-height: 1; background: linear-gradient(180deg, var(--accent), transparent); -webkit-background-clip: text; background-clip: text; color: transparent; }
.steps h3 { margin: 0; font-size: 19px; }
.steps p { margin: 0; color: var(--muted); font-size: 15px; }

/* Plans */
.plans { display: grid; gap: var(--space-4); align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-6) var(--space-5) var(--space-5); border: 1px solid var(--border); border-radius: 24px; background: var(--surface); transition: transform .35s var(--ease), box-shadow var(--normal); }
.plan:hover { box-shadow: var(--shadow); }
.plan h3 { margin: 0; font-size: 24px; font-weight: 800; }
.plan .price { display: flex; align-items: baseline; gap: 8px; margin: 0; }
.plan .price b { font-size: 30px; font-weight: 900; }
.plan ul { list-style: none; margin: var(--space-2) 0 auto; padding: var(--space-3) 0 0; border-top: 1px dashed var(--border); display: grid; gap: 10px; }
.plan li { position: relative; padding-inline-start: 28px; font-size: 15px; }
.plan li::before { content: "✓"; position: absolute; inset-inline-start: 0; top: 2px; width: 18px; height: 18px; display: grid; place-items: center; border-radius: 6px; background: var(--accent-soft); color: var(--accent); font: 700 11px var(--mono); }
.plan li.off { color: var(--muted); text-decoration: line-through; }
.plan li.off::before { content: "×"; background: var(--surface-3); color: var(--muted); }
.plan .btn { margin-top: var(--space-3); }
.plan.featured { background: radial-gradient(500px circle at 50% 0%, rgba(61, 255, 160, .1), transparent 60%), var(--surface); border-color: transparent; box-shadow: var(--shadow), 0 0 80px rgba(61, 255, 160, .1); }
.plan-border { position: absolute; inset: -1px; border-radius: inherit; padding: 1.5px; pointer-events: none;
  background: conic-gradient(from var(--spin, 0deg), var(--accent), var(--accent-2), var(--accent-3), transparent 60%, var(--accent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; animation: mark-spin 4s linear infinite; }
.badge { position: absolute; top: -13px; inset-inline-end: 22px; margin: 0; padding: 4px 12px; border-radius: 99px; background: var(--accent-strong); color: var(--on-accent); font-size: 12px; font-weight: 800; box-shadow: var(--glow); }

/* API */
.code-tabs { max-width: 900px; margin: 0 auto; border: 1px solid var(--border); border-radius: 20px; overflow: hidden; background: var(--code-bg); box-shadow: var(--shadow), 0 30px 100px rgba(76, 201, 255, .07); transition: transform .35s var(--ease); }
.tabs { display: flex; align-items: center; gap: 2px; padding: 8px 10px; border-bottom: 1px solid var(--border); background: var(--surface); direction: ltr; overflow-x: auto; }
.tabs .dots3 { margin-right: 12px; }
.tabs [role="tab"] { position: relative; min-height: 36px; padding: 0 14px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--muted); font-size: 13px; transition: color var(--fast), background var(--fast); }
.tabs [role="tab"][aria-selected="true"] { background: var(--surface-3); color: var(--accent); }
.copy-tab { margin-left: auto; }
.code-tabs pre { margin: 0; padding: var(--space-5); overflow-x: auto; font-size: 14px; line-height: 1.85; text-align: left; animation: rise .35s var(--ease); }

/* FAQ */
.faq { display: grid; gap: var(--space-2); }
.faq details { border: 1px solid var(--border); border-radius: 16px; background: var(--surface); transition: border-color var(--fast), background var(--fast); overflow: hidden; }
.faq details:hover { border-color: var(--surface-3); }
.faq details[open] { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); background: linear-gradient(180deg, var(--accent-soft), transparent 60%), var(--surface); }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); min-height: 60px; padding: var(--space-3) var(--space-5); font-weight: 700; font-size: 17px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; background: var(--surface-3); font: 700 18px var(--mono); color: var(--accent); transition: transform var(--normal) var(--ease), background var(--fast); }
.faq details[open] summary::after { transform: rotate(135deg); background: var(--accent-soft); }
.faq p { margin: 0; padding: 0 var(--space-5) var(--space-5); color: var(--muted); line-height: 1.95; animation: rise .3s var(--ease); }

/* CTA + footer */
.cta-box { position: relative; display: grid; gap: var(--space-4); justify-items: center; text-align: center; padding: clamp(40px, 7vw, 80px) var(--space-4); border-radius: 28px; overflow: hidden;
  background: radial-gradient(700px circle at 50% -20%, rgba(61, 255, 160, .16), transparent 60%), radial-gradient(500px circle at 100% 120%, rgba(199, 125, 255, .14), transparent 60%), var(--surface); transition: transform .35s var(--ease); }
.cta-box h2 { margin: 0; font-size: clamp(32px, 6vw, 60px); font-weight: 900; line-height: 1.25; }
.cta-box p { margin: 0; max-width: 52ch; font-size: 17px; }
.footer { position: relative; border-top: 1px solid var(--border); padding: var(--space-6) 0 max(var(--space-5), env(safe-area-inset-bottom)); overflow: hidden; }
.wordmark { font-size: clamp(48px, 15vw, 210px); font-weight: 800; line-height: .9; text-align: center; color: transparent; -webkit-text-stroke: 1px var(--border); direction: ltr; user-select: none; margin-bottom: var(--space-5);
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3)); -webkit-background-clip: text; background-clip: text; background-size: 0% 100%; background-repeat: no-repeat; transition: background-size 1.2s var(--ease); }
.footer:hover .wordmark { background-size: 100% 100%; }
.footer-inner { display: grid; gap: var(--space-2); justify-items: center; text-align: center; }
.footer p { margin: 0; }
.footer .ok { color: var(--success); }
.maker { color: var(--accent); }
.heart { color: var(--danger); display: inline-block; animation: beat 1.4s infinite; }
@keyframes beat { 0%, 60%, 100% { transform: scale(1); } 30% { transform: scale(1.3); } }

/* ===== Wider screens ===== */
@media (min-width: 640px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .t-agent { grid-column: 1 / -1; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .stat + .stat { border-inline-start: 1px solid var(--border); }
  .steps { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 900px) {
  .hero-inner { grid-template-columns: 1.05fr 1fr; }
  .bento { grid-template-columns: repeat(6, 1fr); grid-auto-rows: minmax(220px, auto); }
  .t-agent { grid-column: span 4; grid-row: span 2; grid-template-columns: 1fr 1.3fr; align-items: center; gap: var(--space-5); }
  .t-chat { grid-column: span 2; grid-row: span 2; }
  .t-route, .t-vision, .t-context { grid-column: span 2; }
  .t-secure { grid-column: span 6; grid-template-columns: auto 1fr 1.4fr; align-items: center; gap: var(--space-4); }
  .t-secure h3 { margin: 0; }
  .t-secure .hash { margin: 0 !important; }
  .t-route { grid-column: span 2; }
  .plans { grid-template-columns: repeat(3, 1fr); }
  .plan.featured { transform: translateY(-14px); }
  .pipeline { grid-template-columns: auto 1fr auto 1fr auto 1fr auto; align-items: center; }
  .pwire { width: auto; height: 2px; }
  .pwire i { top: 0; bottom: 0; height: auto; width: 30px; inset-inline: auto; background: linear-gradient(270deg, transparent, var(--accent)); animation: packet-h 1.2s linear infinite; }
  .pnode { min-width: 0; }
  .footer-inner { grid-template-columns: auto 1fr auto; text-align: start; }
  .footer-inner > p:nth-child(2) { text-align: center; }
}
@keyframes packet-h { from { right: -30px; } to { right: 100%; } }

/* ===== Phones ===== */
@media (max-width: 860px) {
  .only-sm { display: inline-grid; }
  .hide-sm { display: none; }
  .nav-links {
    position: fixed; inset: 70px 12px auto; flex-direction: column; gap: 2px; padding: var(--space-3);
    border: 1px solid var(--border); border-radius: 18px; background: color-mix(in srgb, var(--surface) 96%, transparent); backdrop-filter: blur(16px); box-shadow: var(--shadow);
    opacity: 0; transform: translateY(-10px) scale(.98); pointer-events: none; transition: opacity var(--normal), transform var(--normal) var(--ease);
  }
  .nav-links.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-links a { padding: 14px 12px; font-size: 17px; }
  .nav-links.open a { animation: rise .35s var(--ease) both; }
  .nav-links.open a:nth-child(2) { animation-delay: .04s; } .nav-links.open a:nth-child(3) { animation-delay: .08s; }
  .nav-links.open a:nth-child(4) { animation-delay: .12s; } .nav-links.open a:nth-child(5) { animation-delay: .16s; }
  .nav-links .only-menu { display: flex; margin-top: var(--space-2); justify-content: center; }
  .nav-cta .btn-primary { min-height: 40px; padding: 0 var(--space-3); font-size: 14px; }
  .term-body { height: 300px; font-size: 11.5px; }
  .chip.c3, .chip.c5, .chip.c6 { display: none; }
  .fc1 { inset-inline-end: 4px; } .fc2 { inset-inline-start: 4px; }
  .hero { padding-bottom: 90px; }
  .hero-actions .btn { flex: 1 1 auto; }
}
@media (max-width: 380px) {
  .logo-text { font-size: 15px; }
  .nav-cta .btn-primary .prompt { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .rain, .noise, .intro { display: none; }
  html.js .reveal { opacity: 1; transform: none; }
  .bubbles .b { opacity: 1; transform: none; }
  .fill i { width: 92%; }
}
.nav-links a { white-space: nowrap; }
.nav-links .only-menu { display: none; }
@media (max-width: 860px) { .nav-links .only-menu { display: flex; } }
@media (min-width: 861px) and (max-width: 1100px) { .nav-links .idx { display: none; } .nav-links a { padding: 8px 9px; font-size: 14px; } }
@media (max-width: 480px) {
  .nav-inner { gap: var(--space-2); }
  .nav-cta { gap: 4px; margin-inline-start: auto; }
  .nav-cta #theme-toggle { display: none; }
  .logo-text { font-size: 15px; }
  .brand { gap: 8px; }
}