/* Plinlo site design system — monochrome liquid glass */
:root {
  --bg: #f7f7f5;
  --bg-2: #efefec;
  --bg-3: #e4e4e0;
  --card: rgba(255, 255, 255, 0.62);
  --card-solid: #ffffff;
  --ink: #0a0a0a;
  --ink-2: #3a3a3a;
  --muted: #6f6f6f;
  --faint: #a1a19c;
  --line: rgba(10, 10, 10, 0.08);
  --line-2: rgba(10, 10, 10, 0.16);
  --inv-bg: #0a0a0a;
  --inv-ink: #f5f5f3;
  --inv-muted: #9a9a96;
  --inv-line: #262626;
  --ok: #1f8a4c;
  --danger: #c0352b;
  --glass: rgba(255, 255, 255, 0.55);
  --glass-strong: rgba(255, 255, 255, 0.78);
  --glass-edge: rgba(255, 255, 255, 0.85);
  --glass-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset, 0 20px 60px -20px rgba(10, 10, 10, 0.25), 0 2px 8px rgba(10, 10, 10, 0.04);
  --blob-a: rgba(10, 10, 10, 0.08);
  --blob-b: rgba(10, 10, 10, 0.05);
  --blob-c: rgba(255, 255, 255, 0.9);
  --radius: 18px;
  --mono: "SF Mono", "Cascadia Code", Consolas, "Segoe UI Mono", monospace;
  --sans: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --spring: cubic-bezier(0.34, 1.4, 0.64, 1);
}
[data-theme="dark"] {
  --bg: #080808;
  --bg-2: #101010;
  --bg-3: #181818;
  --card: rgba(22, 22, 22, 0.6);
  --card-solid: #131313;
  --ink: #f5f5f3;
  --ink-2: #cfcfcb;
  --muted: #9a9a96;
  --faint: #5e5e5b;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.16);
  --inv-bg: #f5f5f3;
  --inv-ink: #0a0a0a;
  --inv-muted: #5e5e5b;
  --inv-line: #d8d8d4;
  --danger: #e07a6a;
  --glass: rgba(20, 20, 20, 0.55);
  --glass-strong: rgba(20, 20, 20, 0.82);
  --glass-edge: rgba(255, 255, 255, 0.14);
  --glass-shadow: 0 1px 0 rgba(255, 255, 255, 0.08) inset, 0 30px 80px -30px rgba(0, 0, 0, 0.8), 0 2px 8px rgba(0, 0, 0, 0.3);
  --blob-a: rgba(255, 255, 255, 0.07);
  --blob-b: rgba(255, 255, 255, 0.04);
  --blob-c: rgba(0, 0, 0, 0.9);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
html, body { margin: 0; background: var(--bg); color: var(--ink); min-height: 100%; }
body { font: 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; }
button, input { font: inherit; color: inherit; }
::selection { background: var(--ink); color: var(--bg); }

.wrap { width: min(1140px, calc(100% - 40px)); margin: 0 auto; }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.muted { color: var(--muted); }

/* Ambient background */
.ambient { position: fixed; inset: -20%; z-index: -2; pointer-events: none; overflow: hidden; }
.ambient i {
  position: absolute; border-radius: 50%; filter: blur(70px); opacity: 1;
  animation: drift 26s var(--ease) infinite alternate;
}
.ambient i:nth-child(1) { width: 60vw; height: 60vw; left: -10vw; top: -20vh; background: var(--blob-a); animation-duration: 28s; }
.ambient i:nth-child(2) { width: 50vw; height: 50vw; right: -10vw; top: 10vh; background: var(--blob-b); animation-duration: 34s; animation-delay: -8s; }
.ambient i:nth-child(3) { width: 45vw; height: 45vw; left: 30vw; bottom: -20vh; background: var(--blob-c); animation-duration: 30s; animation-delay: -16s; }
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(8vw, 6vh, 0) scale(1.12); }
}
.grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.5; mix-blend-mode: multiply;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
[data-theme="dark"] .grain { mix-blend-mode: screen; opacity: 0.35; }
.gridlines {
  position: absolute; inset: 0; pointer-events: none; z-index: -1;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 65% 55% at 50% 0%, #000 10%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 65% 55% at 50% 0%, #000 10%, transparent 70%);
}

/* Glass */
.glass {
  position: relative;
  background: var(--glass);
  -webkit-backdrop-filter: blur(24px) saturate(170%);
  backdrop-filter: blur(24px) saturate(170%);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow);
  isolation: isolate;
}
.glass::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none; z-index: 2;
  background: linear-gradient(135deg, var(--glass-edge) 0%, rgba(255, 255, 255, 0.15) 35%, rgba(255, 255, 255, 0.02) 60%, var(--glass-edge) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
}
.glass::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: 1; opacity: 0.6;
  background: radial-gradient(120% 80% at var(--mx, 30%) var(--my, 0%), rgba(255, 255, 255, 0.55), transparent 55%);
  transition: opacity 0.4s var(--ease);
}
[data-theme="dark"] .glass::before { background: radial-gradient(120% 80% at var(--mx, 30%) var(--my, 0%), rgba(255, 255, 255, 0.12), transparent 55%); }
.glass.strong { background: var(--glass-strong); }
.glass > * { position: relative; z-index: 3; }

/* Dock nav */
.dock-wrap { position: fixed; top: 14px; left: 0; right: 0; z-index: 100; display: flex; justify-content: center; pointer-events: none; padding: 0 12px; }
.dock {
  pointer-events: auto;
  display: flex; align-items: center; gap: 4px;
  padding: 6px; border-radius: 999px;
  transition: transform 0.5s var(--ease), background 0.4s var(--ease), box-shadow 0.4s var(--ease);
  max-width: 100%;
}
.dock.compact { transform: translateY(-4px) scale(0.97); background: var(--glass-strong); }
.dock .brand { display: flex; align-items: center; gap: 9px; text-decoration: none; font-weight: 600; letter-spacing: -0.01em; padding: 6px 12px 6px 6px; border-radius: 999px; }
.logo { width: 28px; height: 28px; border-radius: 9px; background: var(--ink); color: var(--bg); display: grid; place-items: center; font-weight: 700; font-size: 14px; flex: none; box-shadow: 0 6px 14px -6px rgba(10, 10, 10, 0.6); }
.dock-links { position: relative; display: flex; align-items: center; gap: 2px; margin: 0 4px; padding: 0 2px; border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.dock-links a { position: relative; z-index: 1; text-decoration: none; font-size: 13.5px; color: var(--ink-2); padding: 8px 13px; border-radius: 999px; white-space: nowrap; transition: color 0.25s; }
.dock-links a:hover, .dock-links a.on { color: var(--ink); }
.glider {
  position: absolute; top: 0; height: 100%; border-radius: 999px; z-index: 0; opacity: 0;
  background: color-mix(in srgb, var(--ink) 8%, transparent);
  transition: left 0.45s var(--spring), width 0.45s var(--spring), opacity 0.25s var(--ease);
}
.glider.show { opacity: 1; }
.dock-actions { display: flex; align-items: center; gap: 4px; }
.icon-btn { width: 34px; height: 34px; border-radius: 999px; border: 0; background: transparent; display: grid; place-items: center; cursor: pointer; color: var(--ink-2); transition: background 0.25s, color 0.25s, transform 0.3s var(--spring); }
.icon-btn:hover { background: color-mix(in srgb, var(--ink) 8%, transparent); color: var(--ink); transform: rotate(-12deg); }
.dock-burger { display: none; }
.dock-menu { display: none; }
@media (max-width: 860px) {
  .dock-links, .dock .hide-sm { display: none; }
  .dock-burger { display: grid; }
  .dock-menu { position: fixed; left: 12px; right: 12px; top: 70px; z-index: 99; padding: 10px; display: grid; gap: 4px; transform-origin: top center; animation: pop 0.35s var(--spring); }
  .dock-menu a { text-decoration: none; padding: 12px 14px; border-radius: 12px; font-size: 15px; }
  .dock-menu a:hover { background: color-mix(in srgb, var(--ink) 8%, transparent); }
  .dock-menu[hidden] { display: none; }
}
@keyframes pop { from { opacity: 0; transform: translateY(-8px) scale(0.97); } to { opacity: 1; transform: none; } }

/* Buttons */
.btn {
  position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 999px; padding: 10px 18px; cursor: pointer; text-decoration: none; white-space: nowrap;
  font-size: 14px; font-weight: 500; line-height: 1.2;
  border: 1px solid var(--line-2); background: var(--card); color: var(--ink);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: transform 0.35s var(--spring), border-color 0.25s, background 0.25s, opacity 0.2s, box-shadow 0.3s;
  will-change: transform;
}
.btn:hover { border-color: var(--ink); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: default; }
.btn.primary { background: var(--ink); color: var(--bg); border-color: var(--ink); font-weight: 600; box-shadow: 0 10px 30px -12px rgba(10, 10, 10, 0.7); }
.btn.primary::after {
  content: ""; position: absolute; inset: -40% auto -40% -60%; width: 40%; transform: skewX(-20deg);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.28), transparent);
  transition: left 0.7s var(--ease); left: -60%;
}
.btn.primary:hover::after { left: 130%; }
[data-theme="dark"] .btn.primary::after { background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.18), transparent); }
.btn.small { padding: 7px 12px; font-size: 13px; }
.btn.big { padding: 14px 24px; font-size: 15.5px; }
.btn.wide { width: 100%; }
.btn .arrow { display: inline-block; transition: transform 0.3s var(--spring); }
.btn:hover .arrow { transform: translateX(4px); }
.avatar { width: 22px; height: 22px; border-radius: 50%; background: var(--ink); color: var(--bg); display: grid; place-items: center; font-size: 11px; font-weight: 700; }
.btn.primary .avatar { background: var(--bg); color: var(--ink); }
.kbd { font-family: var(--mono); font-size: 11px; border: 1px solid var(--line-2); border-radius: 6px; padding: 1px 6px; color: var(--muted); }

/* Links */
.link { background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--line-2); color: var(--ink-2); font-size: inherit; transition: color 0.2s, text-decoration-color 0.2s; }
.link:hover { color: var(--ink); text-decoration-color: var(--ink); }

/* Cards */
.card { padding: 24px; border-radius: var(--radius); }
.card h3 { margin: 0 0 6px; font-size: 17px; letter-spacing: -0.01em; font-weight: 600; }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; }
.spot { transition: transform 0.5s var(--spring); }
.spot:hover { transform: translateY(-3px); }
.spot:hover::before { opacity: 1; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }

/* Headline word reveal */
.words .w { display: inline-block; overflow: hidden; vertical-align: bottom; }
.words .w > span { display: inline-block; transform: translateY(110%); animation: rise 0.9s var(--ease) forwards; animation-delay: calc(var(--i) * 70ms + 120ms); }
@keyframes rise { to { transform: none; } }

/* Forms */
.field { display: grid; gap: 6px; font-size: 13.5px; font-weight: 500; color: var(--ink-2); }
.field input[type="email"], .field input[type="password"], .field input[type="text"] {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line-2); border-radius: 12px;
  background: color-mix(in srgb, var(--card-solid) 70%, transparent); font-size: 15px; outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.field input:focus { border-color: var(--ink); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ink) 10%, transparent); background: var(--card-solid); }
.seg { display: grid; grid-template-columns: 1fr 1fr; position: relative; padding: 3px; border-radius: 999px; background: color-mix(in srgb, var(--ink) 6%, transparent); border: 1px solid var(--line); }
.seg button { position: relative; z-index: 1; border: 0; background: transparent; border-radius: 999px; padding: 9px 10px; cursor: pointer; font-size: 14px; color: var(--muted); font-weight: 500; transition: color 0.3s; }
.seg button.on { color: var(--ink); }
.seg .seg-glider { position: absolute; top: 3px; bottom: 3px; left: 3px; width: calc(50% - 3px); border-radius: 999px; background: var(--card-solid); box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08), 0 0 0 1px var(--line); transition: transform 0.45s var(--spring); }
.seg.right .seg-glider { transform: translateX(100%); }
.msg { min-height: 20px; margin: 14px 0 0; font-size: 13.5px; text-align: center; color: var(--ink-2); }
.msg.error { color: var(--danger); }
.msg.ok { color: var(--ok); }

/* Steps */
.steps { list-style: none; display: flex; justify-content: center; gap: 6px; padding: 0; margin: 0 0 24px; flex-wrap: wrap; }
.steps li { display: inline-flex; align-items: center; gap: 8px; border-radius: 999px; padding: 5px 12px 5px 5px; font-size: 12.5px; color: var(--muted); transition: color 0.3s; }
.steps li span { width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; font-size: 11px; font-weight: 600; background: color-mix(in srgb, var(--ink) 8%, transparent); color: var(--muted); transition: background 0.3s, color 0.3s, transform 0.4s var(--spring); }
.steps li.on { color: var(--ink); }
.steps li.on span { background: var(--ink); color: var(--bg); transform: scale(1.1); }
.steps li.done span { background: var(--ok); color: #fff; }

/* Plan */
.plan-top { display: flex; justify-content: space-between; align-items: end; gap: 12px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.amount { font-size: 52px; letter-spacing: -0.045em; font-weight: 600; line-height: 1; }
.amount small { font-size: 14px; letter-spacing: 0; color: var(--muted); font-weight: 400; }
.incl { list-style: none; padding: 0; margin: 20px 0 24px; display: grid; gap: 11px; }
.incl li { display: flex; gap: 11px; align-items: start; font-size: 14.5px; }
.incl li::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%; flex: none; margin-top: 2px; background: var(--ink);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Ccircle cx='9' cy='9' r='8' fill='none' stroke='black' stroke-width='1.4'/%3E%3Cpath d='M5.5 9.5l2.5 2.5 4.5-5' fill='none' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Ccircle cx='9' cy='9' r='8' fill='none' stroke='black' stroke-width='1.4'/%3E%3Cpath d='M5.5 9.5l2.5 2.5 4.5-5' fill='none' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}
.shimmer { position: relative; overflow: hidden; }
.shimmer::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.45) 50%, transparent 70%); transform: translateX(-120%); animation: shimmer 5s var(--ease) infinite; pointer-events: none; z-index: 1; }
[data-theme="dark"] .shimmer::before { background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.08) 50%, transparent 70%); }
@keyframes shimmer { 0%, 60% { transform: translateX(-120%); } 100% { transform: translateX(120%); } }

/* Misc */
.spinner { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--line-2); border-top-color: var(--ink); animation: spin 0.8s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 40%, transparent); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.toast { position: fixed; bottom: 22px; left: 50%; transform: translate(-50%, 20px); background: var(--inv-bg); color: var(--inv-ink); padding: 10px 16px; border-radius: 999px; font-size: 13.5px; opacity: 0; transition: 0.3s var(--spring); z-index: 300; pointer-events: none; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.tag { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--muted); }
.tag.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.tag.ink { color: var(--bg); background: var(--ink); border-color: var(--ink); }

footer { position: relative; border-top: 1px solid var(--line); padding: 40px 0 70px; color: var(--muted); font-size: 13.5px; }
footer .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
footer a { text-decoration: none; }
footer a:hover { color: var(--ink); }
footer .foot-links { display: flex; gap: 18px; flex-wrap: wrap; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .words .w > span { transform: none; }
}