/* ===========================================================
   KEELIO — premium wearable wellness landing page
   Design system + styles
   =========================================================== */

/* ---------- Design tokens ---------- */
:root{
  /* Brand palette */
  --orange:#FC6E39;
  --orange-deep:#E85C28;
  --sand:#E9E2DD;
  --ocean:#2B6DA3;
  --teal:#29566C;
  --teal-deep:#1C3D4D;

  /* Surfaces (warm, calm) */
  --paper:#F7F3EF;        /* main light background */
  --paper-2:#FCFAF7;      /* lifted cards */
  --paper-sand:#EFE8E2;   /* sand-tinted band */

  /* Ink */
  --ink:#22414E;          /* primary text (deep teal) */
  --ink-soft:#4B6470;     /* secondary text */
  --muted:#7C909A;        /* tertiary / captions */
  --line:rgba(34,65,78,.12);
  --line-soft:rgba(34,65,78,.07);

  /* Accents that adapt to selected colorway */
  --accent:var(--orange);

  /* Type */
  --font-display:"Schibsted Grotesk", system-ui, sans-serif;
  --font-body:"Hanken Grotesk", system-ui, sans-serif;

  /* Rhythm */
  --section-y:clamp(88px, 11vw, 176px);
  --gutter:clamp(20px, 5vw, 80px);
  --maxw:1240px;

  /* Motion */
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --reveal-dur:.9s;
}

/* ---------- Reset ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--accent);color:#fff}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.02;letter-spacing:-.025em;color:var(--ink)}
.eyebrow{
  font-family:var(--font-body);
  font-weight:600;
  font-size:.78rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;opacity:.6}
.eyebrow.center::before{display:none}
.display{font-size:clamp(2.9rem, 7vw, 6rem);line-height:.98;letter-spacing:-.035em}
.h2{font-size:clamp(2.1rem, 4.6vw, 3.8rem)}
.lede{font-size:clamp(1.05rem,1.5vw,1.35rem);color:var(--ink-soft);line-height:1.55;font-weight:400}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.wrap-narrow{max-width:920px;margin-inline:auto;padding-inline:var(--gutter)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:.95em 1.7em;border-radius:999px;font-weight:600;font-size:1rem;
  letter-spacing:-.01em;transition:transform .4s var(--ease-out), background .3s, box-shadow .4s, color .3s;
  will-change:transform;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 30px -10px color-mix(in oklab,var(--accent),#000 8%)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px color-mix(in oklab,var(--accent),#000 12%)}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{transform:translateY(-2px)}
.btn-arrow svg{transition:transform .4s var(--ease-out)}
.btn:hover .btn-arrow svg{transform:translateX(4px)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity var(--reveal-dur) var(--ease-out), transform var(--reveal-dur) var(--ease-out)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}
.reveal-d2{transition-delay:.16s}
.reveal-d3{transition-delay:.24s}
.reveal-d4{transition-delay:.32s}
[data-reduce] .reveal{opacity:1;transform:none;transition:none}

/* ===========================================================
   NAV
   =========================================================== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--gutter);
  transition:background .4s var(--ease), backdrop-filter .4s, padding .4s, box-shadow .4s;
}
.nav.scrolled{
  background:color-mix(in oklab, var(--paper) 82%, transparent);
  backdrop-filter:saturate(1.4) blur(16px);
  -webkit-backdrop-filter:saturate(1.4) blur(16px);
  box-shadow:0 1px 0 var(--line-soft);
  padding-block:13px;
}
.brand{display:flex;align-items:center;gap:.6em;font-family:var(--font-display);font-weight:600;font-size:1.4rem;letter-spacing:-.03em;color:var(--ink)}
.brand .mark{width:30px;height:auto;color:var(--accent)}
.brand .mark svg{width:100%;height:auto;display:block}
.nav-links{display:flex;align-items:center;gap:clamp(18px,2.4vw,38px)}
.nav-links a{font-size:.96rem;color:var(--ink-soft);font-weight:500;transition:color .25s;position:relative}
.nav-links a:hover{color:var(--ink)}
.nav-links a.lnk::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:1.5px;background:var(--accent);transition:width .3s var(--ease-out)}
.nav-links a.lnk:hover::after{width:100%}
.nav-cta{padding:.62em 1.25em;font-size:.94rem}
.nav-toggle{display:none}
@media (max-width:860px){
  .nav-links{display:none}
  .nav-toggle{display:flex;align-items:center;gap:.5em;padding:.55em 1.1em;border-radius:999px;border:1px solid var(--line);font-size:.9rem;font-weight:600}
}

/* ===========================================================
   HERO
   =========================================================== */
.hero{
  position:relative;min-height:100svh;display:grid;grid-template-columns:1.05fr .95fr;
  align-items:center;padding-top:96px;
  background:
    radial-gradient(120% 80% at 88% 18%, color-mix(in oklab,var(--sand),#fff 30%) 0%, transparent 55%),
    linear-gradient(180deg, var(--paper-2), var(--paper));
  overflow:hidden;
}
.hero-copy{padding:0 0 6vh var(--gutter);max-width:660px;position:relative;z-index:3}
.hero h1{margin:.34em 0 .5em}
.hero .lede{max-width:30ch}
.hero-actions{margin-top:2.1em;display:flex;flex-direction:column;gap:14px;max-width:440px}

/* email capture */
.capture{position:relative;display:flex;gap:8px;background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:6px;transition:border-color .3s, box-shadow .3s}
.capture:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in oklab,var(--accent),transparent 84%)}
.capture input{flex:1;border:none;background:transparent;outline:none;font-size:1rem;padding:0 .4em 0 1.1em;color:var(--ink);min-width:0}
.capture input::placeholder{color:var(--muted)}
.capture .btn{padding-inline:1.5em;white-space:nowrap}
.capture.ok{border-color:color-mix(in oklab,var(--ocean),#fff 10%)}
.capture-note{font-size:.84rem;color:var(--muted);padding-left:1.2em}
.capture-success{display:none;align-items:center;gap:.6em;padding:1em 1.3em;border-radius:18px;background:color-mix(in oklab,var(--ocean),#fff 86%);color:var(--ocean);font-weight:600;font-size:1rem}
.capture-success.show{display:flex;animation:popIn .5s var(--ease-out)}
.capture-success svg{flex:none}
@keyframes popIn{from{opacity:0;transform:scale(.96) translateY(6px)}to{opacity:1;transform:none}}
.field-error{color:var(--orange-deep)}

.hero-meta{margin-top:2.4em;display:flex;align-items:center;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:.9rem}
.hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--accent)}
.hero-meta b{color:var(--ink-soft);font-weight:600}

/* hero product stage */
.hero-stage{position:relative;height:100%;min-height:100svh;display:flex;align-items:center;justify-content:center}
.hero-band{position:relative;z-index:2;width:min(78%,460px);filter:drop-shadow(0 50px 60px rgba(28,61,77,.28));animation:floaty 7s var(--ease) infinite}
@keyframes floaty{0%,100%{transform:translateY(-12px) rotate(-1deg)}50%{transform:translateY(12px) rotate(1deg)}}
.ripples{position:absolute;inset:0;display:grid;place-items:center;z-index:1;pointer-events:none}
.ripple{position:absolute;border-radius:50%;border:1.5px solid color-mix(in oklab,var(--ocean),transparent 55%);width:340px;height:340px;opacity:0;animation:rip 5.5s var(--ease-out) infinite}
.ripple:nth-child(2){animation-delay:1.4s}
.ripple:nth-child(3){animation-delay:2.8s}
.ripple:nth-child(4){animation-delay:4.2s}
@keyframes rip{0%{transform:scale(.5);opacity:.55}70%{opacity:.12}100%{transform:scale(2.5);opacity:0}}
.hero-glow{position:absolute;width:62%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,color-mix(in oklab,var(--sand),#fff 40%),transparent 68%);z-index:0;filter:blur(8px)}
.scroll-cue{position:absolute;left:var(--gutter);bottom:26px;display:flex;align-items:center;gap:.8em;color:var(--muted);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;z-index:4}
.scroll-cue .line{width:1px;height:40px;background:var(--line);position:relative;overflow:hidden}
.scroll-cue .line::after{content:"";position:absolute;top:-40px;left:0;width:100%;height:40px;background:var(--accent);animation:scrolldot 2.4s var(--ease-in-out,ease) infinite}
@keyframes scrolldot{0%{transform:translateY(0)}100%{transform:translateY(80px)}}

@media (prefers-reduced-motion:reduce){
  .hero-band,.ripple,.scroll-cue .line::after{animation:none}
}
[data-reduce] .hero-band,[data-reduce] .ripple,[data-reduce] .scroll-cue .line::after{animation:none}

@media (max-width:920px){
  .hero{grid-template-columns:1fr;text-align:left;padding-top:120px;min-height:auto}
  .hero-copy{padding-bottom:30px;max-width:none}
  .hero-stage{min-height:auto;height:auto;padding:10px 0 60px}
  .hero-band{width:min(70%,360px)}
  .scroll-cue{display:none}
  .hero-actions{max-width:none}
}

/* ===========================================================
   SECTION SHELL
   =========================================================== */
section{position:relative}
.sec{padding-block:var(--section-y)}
.sec-head{max-width:760px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head .h2{margin:.36em 0 .5em}
.sec-dark{background:var(--teal);color:#EAF1F2}
.sec-dark h1,.sec-dark h2,.sec-dark h3,.sec-dark h4{color:#fff}
.sec-dark .lede{color:rgba(234,241,242,.78)}
.sec-dark .eyebrow{color:var(--orange)}
.sec-sand{background:var(--sand)}

/* ===========================================================
   PROBLEM
   =========================================================== */
.problem{background:linear-gradient(180deg,var(--paper),var(--paper-sand))}
.problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:center;margin-top:60px}
.problem-photo{position:relative;border-radius:26px;overflow:hidden;aspect-ratio:4/3;box-shadow:0 40px 70px -34px rgba(28,61,77,.45)}
.problem-photo img{width:100%;height:100%;object-fit:cover}
.noise-list{display:flex;flex-direction:column;gap:14px;margin-top:8px}
.noise-item{display:flex;align-items:center;gap:16px;padding:18px 22px;border-radius:16px;background:var(--paper-2);border:1px solid var(--line-soft);transition:transform .5s var(--ease-out), box-shadow .5s, opacity .5s}
.noise-item .ic{flex:none;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:color-mix(in oklab,var(--accent),#fff 84%);color:var(--accent)}
.noise-item .ic svg{width:20px;height:20px}
.noise-item h4{font-size:1.02rem;font-family:var(--font-body);font-weight:600;letter-spacing:-.01em}
.noise-item p{font-size:.9rem;color:var(--muted)}
.noise-item.dim{opacity:.4;filter:grayscale(.3)}
.problem-statement{margin-top:74px;max-width:880px}
.problem-statement p{font-family:var(--font-display);font-weight:500;font-size:clamp(1.5rem,3vw,2.4rem);line-height:1.22;letter-spacing:-.02em;color:var(--ink)}
.problem-statement .hl{color:var(--accent)}
@media (max-width:880px){.problem-grid{grid-template-columns:1fr}}

/* ===========================================================
   HOW IT WORKS
   =========================================================== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,40px);margin-top:64px;counter-reset:step}
.step{position:relative;padding-top:34px}
.step-num{font-family:var(--font-display);font-size:.85rem;font-weight:600;letter-spacing:.12em;color:var(--accent);display:flex;align-items:center;gap:.8em;margin-bottom:26px}
.step-num::before{counter-increment:step;content:"0" counter(step)}
.step-num .bar{flex:1;height:1px;background:var(--line)}
.step-visual{aspect-ratio:1/1;border-radius:22px;background:var(--paper-2);border:1px solid var(--line-soft);display:grid;place-items:center;margin-bottom:24px;overflow:hidden;position:relative}
.step h3{font-size:1.5rem;margin-bottom:.4em}
.step p{color:var(--ink-soft);font-size:1rem;max-width:34ch}
/* step visuals */
.sv-wear{background:radial-gradient(circle at 50% 40%, color-mix(in oklab,var(--ocean),#fff 78%), var(--paper-2))}
.sv-wear img{width:64%}
.sv-watch{background:#F7F3EF}
.sv-watch img{width:100%;height:100%;object-fit:cover}
.pulse-dot{width:14px;height:14px;border-radius:50%;background:var(--accent);position:relative}
.pulse-dot::after,.pulse-dot::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--accent);animation:pulseRing 2.6s var(--ease-out) infinite}
.pulse-dot::before{animation-delay:1.3s}
@keyframes pulseRing{0%{transform:scale(1);opacity:.7}100%{transform:scale(5);opacity:0}}
[data-reduce] .pulse-dot::after,[data-reduce] .pulse-dot::before{animation:none}
.wave{display:flex;align-items:center;gap:7px;height:60px}
/* Reset card — breathing Keelio mark with calm ripples (brand colours) */
.sv-reset{background:radial-gradient(circle at 50% 46%, color-mix(in oklab,var(--ocean),#fff 80%), var(--paper-2));position:relative;overflow:hidden}
.reset-logo{position:relative;z-index:2;width:40%;color:var(--teal);display:grid;place-items:center;animation:reset-breathe 6.5s var(--ease) infinite}
.reset-logo svg{width:100%;height:auto;display:block}
@keyframes reset-breathe{0%,100%{transform:scale(.9);opacity:.82;color:var(--teal)}50%{transform:scale(1.06);opacity:1;color:var(--ocean)}}
.reset-rings{position:absolute;inset:0;display:grid;place-items:center;z-index:1;pointer-events:none}
.reset-rings i{position:absolute;width:42%;aspect-ratio:1;border-radius:50%;border:1.5px solid color-mix(in oklab,var(--ocean),transparent 52%);opacity:0;animation:reset-rip 6.5s var(--ease-out) infinite}
.reset-rings i:nth-child(2){animation-delay:2.17s}
.reset-rings i:nth-child(3){animation-delay:4.33s}
@keyframes reset-rip{0%{transform:scale(.66);opacity:.5}68%{opacity:.1}100%{transform:scale(2.2);opacity:0}}
@media(prefers-reduced-motion:reduce){.reset-logo,.reset-rings i{animation:none}.reset-logo{color:var(--teal);opacity:1;transform:none}}
[data-reduce] .reset-logo,[data-reduce] .reset-rings i{animation:none}
[data-reduce] .reset-logo{color:var(--teal);opacity:1;transform:none}
.wave span{width:6px;border-radius:6px;background:var(--accent);animation:waveA 1.6s var(--ease) infinite}
.wave span:nth-child(1){animation-delay:0s}.wave span:nth-child(2){animation-delay:.15s}.wave span:nth-child(3){animation-delay:.3s}.wave span:nth-child(4){animation-delay:.45s}.wave span:nth-child(5){animation-delay:.6s}.wave span:nth-child(6){animation-delay:.45s}.wave span:nth-child(7){animation-delay:.3s}.wave span:nth-child(8){animation-delay:.15s}
@keyframes waveA{0%,100%{height:14px}50%{height:54px}}
[data-reduce] .wave span{animation:none;height:34px}
@media (max-width:780px){.steps{grid-template-columns:1fr;gap:44px}.step-visual{aspect-ratio:16/10}}

/* ===========================================================
   BENEFITS
   =========================================================== */
.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.6vw,22px);margin-top:60px}
.bcard{padding:30px 28px 34px;border-radius:22px;background:color-mix(in oklab,var(--teal),#fff 6%);border:1px solid rgba(255,255,255,.07);transition:transform .5s var(--ease-out), background .4s;min-height:280px;display:flex;flex-direction:column}
.bcard:hover{transform:translateY(-6px);background:color-mix(in oklab,var(--teal),#fff 11%)}
.bcard .ic{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:rgba(252,110,57,.16);color:var(--orange);margin-bottom:auto}
.bcard .ic svg{width:24px;height:24px}
.bcard h3{font-size:1.32rem;margin:30px 0 .4em;color:#fff}
.bcard p{color:rgba(234,241,242,.7);font-size:.96rem}
@media (max-width:920px){.benefits-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.benefits-grid{grid-template-columns:1fr}.bcard{min-height:0}}

/* ===========================================================
   PRODUCT SHOWCASE
   =========================================================== */
.showcase{background:var(--paper)}
.showcase-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:center}
.showcase-stage{position:relative;border-radius:30px;aspect-ratio:5/6;display:grid;place-items:center;overflow:hidden;background:radial-gradient(circle at 50% 42%, var(--showcase-bg,#EFE8E2), color-mix(in oklab,var(--showcase-bg,#EFE8E2),#000 8%));transition:background .8s var(--ease)}
.showcase-stage img{width:74%;filter:drop-shadow(0 40px 50px rgba(28,61,77,.3));transition:opacity .5s var(--ease)}
.showcase-stage .badge{position:absolute;top:22px;left:22px;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);background:color-mix(in oklab,#fff 70%,transparent);padding:.5em 1em;border-radius:999px;backdrop-filter:blur(8px);font-weight:600}
.swatches{display:flex;gap:14px;margin:30px 0 14px}
.swatch{width:46px;height:46px;border-radius:50%;position:relative;border:2px solid transparent;transition:transform .3s var(--ease-out);box-shadow:inset 0 0 0 3px #fff, 0 4px 14px -6px rgba(0,0,0,.4)}
.swatch:hover{transform:scale(1.08)}
.swatch[aria-pressed="true"]{border-color:var(--ink)}
.swatch-name{font-family:var(--font-display);font-size:1.7rem;font-weight:600;letter-spacing:-.02em;margin-top:10px}
.swatch-sub{color:var(--ink-soft);margin-top:.3em;max-width:40ch}
.views{display:flex;gap:12px;margin-top:34px}
.view-thumb{flex:1;aspect-ratio:1;border-radius:14px;background:var(--paper-2);border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:border-color .3s, transform .3s}
.view-thumb:hover{border-color:var(--accent);transform:translateY(-3px)}
.view-thumb.placeholder{background:repeating-linear-gradient(135deg,var(--paper-2),var(--paper-2) 9px,color-mix(in oklab,var(--paper-2),#000 3%) 9px,color-mix(in oklab,var(--paper-2),#000 3%) 18px)}
.view-thumb span{font-family:var(--font-body);font-size:.7rem;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
.view-thumb svg{width:22px;height:22px;color:var(--ink-soft);opacity:.6}
@media (max-width:880px){.showcase-inner{grid-template-columns:1fr}.showcase-stage{aspect-ratio:4/5;max-width:440px}}

/* ===========================================================
   APP EXPERIENCE
   =========================================================== */
.app{background:linear-gradient(180deg,var(--teal),var(--teal-deep));color:#EAF1F2;overflow:hidden}
.app-inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,90px);align-items:center}
.app-features{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:22px 30px;margin-top:42px}
.app-features li{display:flex;gap:13px;align-items:flex-start}
.app-features .ic{flex:none;width:36px;height:36px;border-radius:10px;background:rgba(252,110,57,.18);color:var(--orange);display:grid;place-items:center}
.app-features .ic svg{width:18px;height:18px}
.app-features b{display:block;color:#fff;font-weight:600;font-size:1rem;font-family:var(--font-body)}
.app-features small{color:rgba(234,241,242,.62);font-size:.85rem}
.devices{position:relative;display:flex;align-items:flex-end;justify-content:center;gap:24px;min-height:540px}

/* iPhone mock */
.phone{position:relative;width:280px;border-radius:44px;background:#0e1f28;padding:11px;box-shadow:0 50px 80px -30px rgba(0,0,0,.6), inset 0 0 0 2px rgba(255,255,255,.06);z-index:2}
.phone-screen{border-radius:34px;overflow:hidden;background:linear-gradient(180deg,#F7F3EF,#EDE6E0);aspect-ratio:9/19.5;position:relative;color:var(--ink)}
.phone .island{position:absolute;top:11px;left:50%;transform:translateX(-50%);width:88px;height:26px;background:#0e1f28;border-radius:999px;z-index:5}
.app-ui{padding:46px 20px 22px;height:100%;display:flex;flex-direction:column}
.app-ui .ui-top{display:flex;justify-content:space-between;align-items:center;font-size:.72rem;color:var(--muted);font-weight:600}
.app-ui h4{font-family:var(--font-display);font-size:1.25rem;margin-top:18px;letter-spacing:-.02em}
.app-ui .sub{font-size:.76rem;color:var(--muted);margin-top:2px}
.dial{margin:20px auto;width:150px;height:150px;border-radius:50%;display:grid;place-items:center;position:relative;background:conic-gradient(var(--accent) 0 62%, color-mix(in oklab,var(--sand),#000 4%) 62% 100%);}
.dial::before{content:"";position:absolute;inset:14px;border-radius:50%;background:#FBF8F5}
.dial .dv{position:relative;text-align:center}
.dial .dv b{font-family:var(--font-display);font-size:1.9rem;display:block;line-height:1}
.dial .dv small{font-size:.66rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.ui-row{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-top:1px solid var(--line-soft);font-size:.82rem}
.ui-row b{font-weight:600}
.ui-row .val{color:var(--accent);font-weight:600}
.ui-presets{display:flex;gap:6px;margin-top:14px;flex-wrap:wrap}
.ui-presets span{font-size:.66rem;padding:.45em .8em;border-radius:999px;background:color-mix(in oklab,var(--sand),#000 3%);color:var(--ink-soft);font-weight:600}
.ui-presets span.on{background:var(--accent);color:#fff}
.app-cta{margin-top:auto;background:var(--accent);color:#fff;text-align:center;padding:.95em;border-radius:16px;font-weight:600;font-size:.92rem}

/* Watch mock */
.watch{position:relative;width:150px;align-self:center;z-index:1;margin-bottom:34px}
.watch-body{width:150px;height:178px;border-radius:46px;background:#0e1f28;padding:10px;box-shadow:0 40px 60px -28px rgba(0,0,0,.6), inset 0 0 0 2px rgba(255,255,255,.06)}
.watch-screen{width:100%;height:100%;border-radius:38px;background:radial-gradient(circle at 50% 36%, #12303d, #0a1c24);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;gap:6px;position:relative;overflow:hidden}
.watch-ring{width:96px;height:96px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--accent) 0 72%, rgba(255,255,255,.1) 72% 100%)}
.watch-ring::before{content:"";position:absolute;width:78px;height:78px;border-radius:50%;background:#0a1c24}
.watch-ring b{position:relative;font-family:var(--font-display);font-size:1.5rem}
.watch small{font-size:.62rem;color:rgba(255,255,255,.6);letter-spacing:.1em;text-transform:uppercase}
.watch .crown{position:absolute;right:-5px;top:54px;width:6px;height:30px;border-radius:4px;background:#1c3d4d}
@media (max-width:960px){.app-inner{grid-template-columns:1fr}.devices{min-height:0;margin-top:30px}.app-features{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.devices{flex-direction:column;align-items:center}.watch{margin:0}.app-features{grid-template-columns:1fr}}

/* ===========================================================
   SCIENCE
   =========================================================== */
.science{background:var(--paper)}
.science-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:60px}
.scard{padding:34px 30px;border-radius:22px;background:var(--paper-2);border:1px solid var(--line-soft)}
.scard .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:color-mix(in oklab,var(--ocean),#fff 86%);color:var(--ocean);margin-bottom:22px}
.scard .ic svg{width:22px;height:22px}
.scard h3{font-size:1.22rem;margin-bottom:.45em}
.scard p{color:var(--ink-soft);font-size:.95rem}
.science-note{margin-top:40px;font-size:.88rem;color:var(--muted);max-width:760px;line-height:1.6;border-left:2px solid var(--line);padding-left:18px}
@media (max-width:820px){.science-grid{grid-template-columns:1fr}}

/* ===========================================================
   SOCIAL PROOF
   =========================================================== */
.proof{background:var(--paper-sand)}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:58px}
.quote{padding:34px 30px;border-radius:22px;background:var(--paper-2);border:1px solid var(--line-soft);display:flex;flex-direction:column;gap:20px}
.quote p{font-family:var(--font-display);font-weight:500;font-size:1.18rem;line-height:1.4;letter-spacing:-.015em}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:auto}
.quote .av{width:42px;height:42px;border-radius:50%;background:var(--showcase-bg,var(--ocean));display:grid;place-items:center;color:#fff;font-weight:600;font-family:var(--font-display)}
.quote .who b{font-size:.92rem;font-weight:600}
.quote .who small{display:block;color:var(--muted);font-size:.8rem}
.quote .stars{color:var(--orange);font-size:.9rem;letter-spacing:2px}
@media (max-width:820px){.quotes{grid-template-columns:1fr}}

/* ===========================================================
   FAQ
   =========================================================== */
.faq{background:var(--paper)}
.faq-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(30px,5vw,70px);align-items:start}
.faq-list{display:flex;flex-direction:column}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:26px 4px;font-family:var(--font-display);font-size:1.18rem;font-weight:500;letter-spacing:-.015em;color:var(--ink)}
.faq-q .pm{flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;position:relative;transition:background .3s,border-color .3s}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;background:var(--ink);transition:transform .3s var(--ease-out), background .3s}
.faq-q .pm::before{width:11px;height:1.5px}
.faq-q .pm::after{width:1.5px;height:11px}
.faq-item.open .faq-q .pm{background:var(--accent);border-color:var(--accent)}
.faq-item.open .faq-q .pm::before,.faq-item.open .faq-q .pm::after{background:#fff}
.faq-item.open .faq-q .pm::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease-out)}
.faq-a-inner{padding:0 4px 26px;color:var(--ink-soft);font-size:1rem;line-height:1.6;max-width:60ch}
@media (max-width:820px){.faq-inner{grid-template-columns:1fr}}

/* ===========================================================
   FINAL CTA
   =========================================================== */
.final{position:relative;overflow:hidden;color:#fff;isolation:isolate}
.final-bg{position:absolute;inset:0;z-index:-2}
.final-bg img{width:100%;height:100%;object-fit:cover;object-position:center 38%}
.final::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg, color-mix(in oklab,var(--teal-deep) 78%,transparent), color-mix(in oklab,var(--teal-deep) 58%,transparent) 60%, color-mix(in oklab,var(--teal-deep) 86%,transparent))}
.final-inner{text-align:center;padding-block:clamp(110px,16vw,210px);max-width:760px;margin-inline:auto}
.final h2{color:#fff;font-size:clamp(2.4rem,5.5vw,4.6rem)}
.final .lede{color:rgba(255,255,255,.86);margin:.7em auto 2em;max-width:46ch}
.final .capture{max-width:480px;margin-inline:auto;background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);backdrop-filter:blur(10px)}
.final .capture input{color:#fff}
.final .capture input::placeholder{color:rgba(255,255,255,.6)}
.final .capture-note{color:rgba(255,255,255,.6)}
.final .capture-success{background:rgba(255,255,255,.16);color:#fff}

/* ===========================================================
   FOOTER
   =========================================================== */
.footer{background:var(--teal-deep);color:rgba(234,241,242,.7);padding-block:70px 40px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer .brand{color:#fff;margin-bottom:16px}
.footer .brand .mark{color:var(--orange)}
.footer-blurb{max-width:30ch;font-size:.92rem;line-height:1.6}
.footer h5{color:#fff;font-family:var(--font-body);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px;font-weight:600}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer ul a{font-size:.92rem;transition:color .25s}
.footer ul a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:30px;font-size:.82rem;flex-wrap:wrap}
.footer-legal{max-width:70ch;line-height:1.5;color:rgba(234,241,242,.5)}
.footer-version{margin-left:auto;font-variant-numeric:tabular-nums;letter-spacing:.04em;color:rgba(234,241,242,.32)}
@media (max-width:820px){.footer-top{grid-template-columns:1fr 1fr}}

/* ---------- Cookie consent banner ---------- */
.cookie-banner{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:120;display:flex;align-items:center;gap:20px;width:min(680px,calc(100% - 32px));padding:16px 20px;background:var(--paper-2);color:var(--ink);border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 40px rgba(34,65,78,.16);font-family:var(--font-body)}
.cookie-banner[hidden]{display:none}
.cookie-text{margin:0;font-size:.86rem;line-height:1.5;color:var(--ink-soft)}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}
.cookie-btn{font-family:var(--font-display);font-size:.84rem;font-weight:600;padding:9px 18px;border-radius:999px;border:1px solid var(--line);cursor:pointer;transition:transform .15s var(--ease),background .15s var(--ease),opacity .15s var(--ease)}
.cookie-btn:hover{transform:translateY(-1px)}
.cookie-decline{background:transparent;color:var(--ink-soft)}
.cookie-decline:hover{background:var(--paper-sand)}
.cookie-accept{background:var(--accent);color:#fff;border-color:transparent}
.cookie-accept:hover{background:var(--orange-deep)}
@media (max-width:560px){.cookie-banner{flex-direction:column;align-items:stretch;gap:14px;bottom:12px}.cookie-actions{justify-content:flex-end}}
@media (max-width:520px){.footer-top{grid-template-columns:1fr}}

/* ===========================================================
   TWEAKS mount safety
   =========================================================== */
#tweaks-root:empty{display:none}