/* =========================================================================
   Distraction Blocker — landing page styles
   Sections: tokens · base · nav · hero · app demo · sections · content
             blocks · modal · footer · responsive
   ========================================================================= */

/* ---------- design tokens ---------- */
:root{
  --ink:#0d0b15;
  --ink-2:#131020;
  --panel:#1a1528;
  --panel-2:#221b35;
  --line:rgba(155,135,220,.14);
  --violet:#8b5cf6;
  --violet-soft:#a78bfa;
  --violet-deep:#2b1e45;
  --amber:#f5b06a;
  --amber-deep:#3a2a1c;
  --text:#f2effa;
  --muted:#9c93b8;
  --dim:#6f6690;
  --radius:14px;
  --display:"Bricolage Grotesque",system-ui,sans-serif;
  --body:"Inter",system-ui,sans-serif;
  --ui:"Segoe UI",system-ui,sans-serif;
}

/* ---------- base ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--text);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--violet);color:#fff}
a{color:inherit}
img{max-width:100%}

.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* ---------- ambient background ---------- */
.aurora{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(52vw 40vh at 78% -6%, rgba(139,92,246,.16), transparent 60%),
    radial-gradient(40vw 34vh at 8% 22%, rgba(139,92,246,.08), transparent 60%),
    var(--ink);
  transition:background 1.2s ease;
}
body.phase-break .aurora{
  background:
    radial-gradient(52vw 40vh at 78% -6%, rgba(245,176,106,.13), transparent 60%),
    radial-gradient(40vw 34vh at 8% 22%, rgba(245,176,106,.06), transparent 60%),
    var(--ink);
}

/* ---------- nav ---------- */
header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(13,11,21,.72);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;font-size:17px;text-decoration:none;letter-spacing:-.01em}
.logo svg{flex:none}
.nav-links{display:flex;align-items:center;gap:28px;font-size:14px;color:var(--muted)}
.nav-links a{text-decoration:none;transition:color .2s}
.nav-links a:hover{color:var(--text)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--violet);color:#fff;text-decoration:none;
  font-weight:600;font-size:14.5px;font-family:var(--body);line-height:1;
  padding:10px 20px;border-radius:10px;border:none;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  box-shadow:0 4px 20px rgba(139,92,246,.28);
}
.btn:hover{transform:translateY(-2px);background:#9d74f8;box-shadow:0 8px 30px rgba(139,92,246,.42)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--violet-soft);outline-offset:3px}
.btn.big{font-size:16.5px;padding:16px 32px;border-radius:13px}
.btn.ghost{background:transparent;box-shadow:none;border:1px solid var(--line);color:var(--muted)}
.btn.ghost:hover{color:var(--text);border-color:rgba(155,135,220,.4);background:rgba(139,92,246,.06)}

/* ---------- hero ---------- */
.hero{padding:88px 0 60px;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--violet-soft);
  border:1px solid rgba(139,92,246,.35);border-radius:99px;
  padding:6px 14px;margin-bottom:22px;
  background:rgba(139,92,246,.08);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--violet);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}
h1{
  font-family:var(--display);
  font-size:clamp(38px,5.2vw,60px);
  font-weight:800;line-height:1.04;letter-spacing:-.025em;
  margin-bottom:22px;
}
h1 .accent{color:var(--violet-soft)}
h1 .strike{position:relative;white-space:nowrap}
h1 .strike::after{
  content:"";position:absolute;left:-2%;right:-2%;top:54%;height:.09em;
  background:var(--violet);border-radius:99px;
  transform:scaleX(0);transform-origin:left;
  animation:strike .5s .9s ease forwards;
}
@keyframes strike{to{transform:scaleX(1)}}
.hero p.lead{font-size:18px;color:var(--muted);max-width:46ch;margin-bottom:34px}
.hero p.lead strong{color:var(--text);font-weight:600}
.hero-cta{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.cta-note{font-size:13px;color:var(--dim);margin-top:14px;display:flex;gap:14px;flex-wrap:wrap}
.cta-note span{display:inline-flex;align-items:center;gap:6px}
.cta-note svg{color:var(--violet-soft)}
.cta-note a{color:var(--violet-soft)}

/* ---------- app demo mockup ---------- */
.demo-stage{position:relative;perspective:1200px}
.demo-glow{
  position:absolute;inset:8% 4%;border-radius:40px;z-index:-1;
  background:radial-gradient(closest-side, rgba(139,92,246,.32), transparent);
  filter:blur(30px);
  transition:background 1.2s ease;
}
body.phase-break .demo-glow{background:radial-gradient(closest-side, rgba(245,176,106,.26), transparent)}
.app{
  font-family:var(--ui);
  width:min(380px,100%);margin:0 auto;
  background:#161225;
  border:1px solid rgba(155,135,220,.18);
  border-radius:12px;
  box-shadow:0 40px 90px rgba(0,0,0,.55), 0 2px 0 rgba(255,255,255,.04) inset;
  overflow:hidden;
  animation:float 7s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0) rotateX(0)}50%{transform:translateY(-10px) rotateX(1.2deg)}}
.titlebar{
  display:flex;align-items:center;gap:9px;
  background:#fff;color:#111;font-size:12px;
  padding:7px 12px;
}
.titlebar .win-btns{margin-left:auto;display:flex;gap:16px;color:#444;font-size:11px}
.app-body{padding:20px 20px 16px}
.app-h{font-size:21px;font-weight:700;letter-spacing:-.01em}
.app-sub{font-size:12px;color:#9c93b8;margin-bottom:14px}
.timer-card{
  border-radius:12px;padding:26px 16px 20px;text-align:center;
  background:linear-gradient(160deg,#2b1e45,#1c1430);
  transition:background 1s ease;
  margin-bottom:16px;
}
.app.break .timer-card{background:linear-gradient(160deg,#3a2a1c,#241a12)}
.phase-label{
  font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--violet-soft);
  transition:color .8s ease;
}
.app.break .phase-label{color:var(--amber)}
.clock{font-size:46px;font-weight:200;letter-spacing:.02em;line-height:1.15;font-variant-numeric:tabular-nums}
.cycle{font-size:11.5px;color:#9c93b8;margin-top:2px}
.knobs{display:flex;justify-content:space-between;gap:10px;margin-bottom:16px}
.knob{flex:1;text-align:center}
.knob label{font-size:10.5px;color:#9c93b8;display:block;margin-bottom:4px}
.knob .val{
  background:#0f0c1a;border:1px solid rgba(155,135,220,.16);border-radius:7px;
  font-size:14px;padding:6px 0;font-variant-numeric:tabular-nums;
}
.list-h{display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:600;margin-bottom:8px}
.chip{font-size:10.5px;background:#241d38;border:1px solid rgba(155,135,220,.16);border-radius:6px;padding:3px 9px;color:#c9c1e2}
.block-list{
  background:#0f0c1a;border:1px solid rgba(155,135,220,.12);border-radius:9px;
  padding:8px 12px;margin-bottom:14px;font-size:12.5px;
}
.block-item{display:flex;align-items:center;gap:8px;padding:4px 0;color:#d9d3ec;transition:color .5s}
.block-item .lock{width:13px;height:13px;flex:none;color:#584f78;transition:color .5s, transform .3s}
.app.focus .block-item{color:#8a80a8;text-decoration:line-through;text-decoration-color:rgba(139,92,246,.55)}
.app.focus .block-item .lock{color:var(--violet-soft);transform:scale(1.12)}
.start-btn{
  width:100%;border:none;border-radius:10px;padding:13px;
  font-size:15px;font-weight:600;font-family:var(--ui);color:#fff;
  background:var(--violet);cursor:default;
  transition:background .6s ease, color .6s ease;
}
.app.focus .start-btn{background:#241d38;color:#6f6690}
.app.break .start-btn{background:#241d38;color:#d9d3ec}
.stop-hint{font-size:10.5px;color:#6f6690;text-align:center;margin-top:7px;min-height:15px}

/* windows toast */
.toast{
  position:absolute;right:-14px;bottom:66px;width:290px;
  font-family:var(--ui);
  background:rgba(28,24,42,.92);backdrop-filter:blur(10px);
  border:1px solid rgba(155,135,220,.25);
  border-radius:10px;padding:14px 16px;
  box-shadow:0 20px 50px rgba(0,0,0,.5);
  display:flex;gap:12px;align-items:flex-start;
  opacity:0;transform:translateX(24px);
  transition:opacity .45s ease, transform .45s cubic-bezier(.2,.9,.3,1.2);
  pointer-events:none;
}
.toast.show{opacity:1;transform:translateX(0)}
.toast .t-icon{
  flex:none;width:34px;height:34px;border-radius:8px;
  display:grid;place-items:center;color:#fff;background:var(--violet);
  transition:background .6s;
}
.toast.break-toast .t-icon{background:var(--amber);color:#241a12}
.toast .t-title{font-size:13px;font-weight:700}
.toast .t-body{font-size:12px;color:var(--muted);line-height:1.45}
.toast .t-app{font-size:10px;color:var(--dim);letter-spacing:.06em;text-transform:uppercase;margin-bottom:2px}

/* ---------- section scaffolding ---------- */
section{padding:96px 0}
.sec-eyebrow{
  font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--violet-soft);margin-bottom:14px;
}
h2{
  font-family:var(--display);
  font-size:clamp(28px,3.6vw,42px);
  font-weight:800;letter-spacing:-.02em;line-height:1.1;
  margin-bottom:16px;
}
.sec-lead{color:var(--muted);font-size:17px;max-width:58ch}
.sec-head--center{text-align:center}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- the lock ---------- */
.lock-sec{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, rgba(139,92,246,.05), transparent 55%);
  text-align:center;
}
.lock-sec .big{
  font-family:var(--display);
  font-size:clamp(30px,4.6vw,54px);
  font-weight:800;letter-spacing:-.025em;line-height:1.12;
  max-width:21ch;margin:0 auto 20px;
}
.lock-sec .big em{font-style:normal;color:var(--violet-soft)}
.lock-sec p{color:var(--muted);max-width:62ch;margin:0 auto 8px;font-size:17px}
.lock-badge{
  width:72px;height:72px;margin:0 auto 28px;border-radius:20px;
  display:grid;place-items:center;color:var(--violet-soft);
  background:rgba(139,92,246,.1);border:1px solid rgba(139,92,246,.3);
  box-shadow:0 0 60px rgba(139,92,246,.25);
}
.lock-fine{font-size:13.5px;color:var(--dim);margin-top:18px}

/* ---------- how it works ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:52px}
.step{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;position:relative;
  transition:transform .25s ease, border-color .25s ease, background .25s ease;
}
.step:hover{transform:translateY(-5px);border-color:rgba(139,92,246,.4);background:var(--panel-2)}
.step .n{
  font-family:var(--display);font-weight:800;font-size:15px;
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(139,92,246,.14);color:var(--violet-soft);
  margin-bottom:18px;
}
.step:last-child .n{background:rgba(245,176,106,.14);color:var(--amber)}
.step h3{font-family:var(--display);font-size:18px;font-weight:700;margin-bottom:8px;letter-spacing:-.01em}
.step p{font-size:14px;color:var(--muted);line-height:1.55}

/* ---------- features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:52px}
.feat{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;
  transition:transform .25s ease, border-color .25s ease;
}
.feat:hover{transform:translateY(-5px);border-color:rgba(139,92,246,.4)}
.feat .ic{
  width:44px;height:44px;border-radius:12px;margin-bottom:18px;
  display:grid;place-items:center;color:var(--violet-soft);
  background:rgba(139,92,246,.12);
}
.feat.warm .ic{color:var(--amber);background:rgba(245,176,106,.1)}
.feat h3{font-family:var(--display);font-size:18px;font-weight:700;margin-bottom:8px;letter-spacing:-.01em}
.feat p{font-size:14.5px;color:var(--muted)}

/* ---------- free banner ---------- */
.free-strip{
  display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;
  margin-top:56px;padding:22px 28px;
  border:1px dashed rgba(139,92,246,.4);border-radius:var(--radius);
  background:rgba(139,92,246,.06);
  font-size:15.5px;color:var(--muted);text-align:center;
}
.free-strip b{font-family:var(--display);color:var(--text);font-size:17px;font-weight:700}
.free-tag{
  background:var(--violet);color:#fff;font-weight:700;font-size:12px;
  letter-spacing:.1em;border-radius:6px;padding:4px 10px;
}

/* ---------- faq ---------- */
.faq-list{max-width:720px;margin:44px auto 0}
details{
  border:1px solid var(--line);border-radius:12px;background:var(--panel);
  margin-bottom:12px;overflow:hidden;
}
summary{
  cursor:pointer;list-style:none;padding:18px 22px;
  font-weight:600;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:color .2s;
}
summary:hover{color:var(--violet-soft)}
summary::-webkit-details-marker{display:none}
summary .plus{flex:none;transition:transform .3s ease;color:var(--violet-soft)}
details[open] .plus{transform:rotate(45deg)}
details .a{padding:0 22px 20px;color:var(--muted);font-size:14.5px;max-width:60ch}

/* ---------- final cta ---------- */
.final{
  text-align:center;
  border-top:1px solid var(--line);
  background:radial-gradient(46vw 30vh at 50% 0%, rgba(139,92,246,.14), transparent 65%);
}
.final h2{max-width:18ch;margin:0 auto 16px}
.final .sec-lead{margin:0 auto 36px}
.dl-meta{margin-top:18px;font-size:13px;color:var(--dim)}

/* ---------- email-gate modal ---------- */
.modal{
  position:fixed;inset:0;z-index:100;
  display:flex;align-items:center;justify-content:center;padding:24px;
  background:rgba(6,4,12,.72);backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;transition:opacity .3s ease, visibility .3s ease;
}
.modal.open{opacity:1;visibility:visible}
.modal-card{
  width:min(440px,100%);position:relative;
  background:linear-gradient(170deg,var(--panel-2),var(--panel));
  border:1px solid rgba(139,92,246,.28);
  border-radius:18px;padding:34px 30px 28px;
  box-shadow:0 40px 100px rgba(0,0,0,.6), 0 0 60px rgba(139,92,246,.12);
  transform:translateY(16px) scale(.98);transition:transform .32s cubic-bezier(.2,.9,.3,1.2);
}
.modal.open .modal-card{transform:none}
.modal-close{
  position:absolute;top:14px;right:14px;
  width:34px;height:34px;border-radius:9px;border:none;cursor:pointer;
  background:rgba(255,255,255,.05);color:var(--muted);
  display:grid;place-items:center;transition:background .2s, color .2s;
}
.modal-close:hover{background:rgba(255,255,255,.1);color:var(--text)}
.modal-badge{
  width:52px;height:52px;border-radius:14px;margin-bottom:18px;
  display:grid;place-items:center;color:var(--violet-soft);
  background:rgba(139,92,246,.12);border:1px solid rgba(139,92,246,.28);
}
.modal-card h3{font-family:var(--display);font-size:23px;font-weight:800;letter-spacing:-.02em;margin-bottom:8px}
.modal-card p.m-sub{color:var(--muted);font-size:14.5px;margin-bottom:22px}
.m-field{position:relative;margin-bottom:14px}
.m-field input{
  width:100%;font-family:var(--body);font-size:15px;color:var(--text);
  background:var(--ink);border:1px solid var(--line);border-radius:11px;
  padding:14px 16px;transition:border-color .2s, box-shadow .2s;
}
.m-field input::placeholder{color:var(--dim)}
.m-field input:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(139,92,246,.18)}
.m-field input.invalid{border-color:#f0616a;box-shadow:0 0 0 3px rgba(240,97,106,.15)}
.m-error{font-size:12.5px;color:#f0838a;margin:-6px 0 12px;min-height:0;display:none}
.m-error.show{display:block}
.modal .btn.big{width:100%;justify-content:center}
.modal .btn[disabled]{opacity:.6;cursor:default;transform:none}
.m-fine{font-size:12px;color:var(--dim);text-align:center;margin-top:14px;line-height:1.5}
.m-spinner{
  display:inline-block;vertical-align:middle;
  width:18px;height:18px;border-radius:50%;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* modal success state */
.m-success{display:none;text-align:center}
.modal-card.done .m-form{display:none}
.modal-card.done .m-success{display:block}
.m-success .modal-badge{margin:0 auto 18px;color:#5fd39a;background:rgba(95,211,154,.12);border-color:rgba(95,211,154,.3)}
.m-success .relink{color:var(--violet-soft);text-decoration:underline;cursor:pointer}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--line);
  padding:34px 0;font-size:13.5px;color:var(--dim);
}
.foot-contact{
  margin-bottom:20px;padding-bottom:20px;
  border-bottom:1px solid var(--line);
  color:var(--muted);font-size:14px;
}
.foot-contact a{color:var(--violet-soft);text-decoration:none;font-weight:500}
.foot-contact a:hover{text-decoration:underline}
.foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--text)}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero{grid-template-columns:1fr;gap:64px;padding-top:56px;text-align:center}
  .hero p.lead{margin-inline:auto}
  .hero-cta,.cta-note{justify-content:center}
  .steps{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .toast{right:0}
}
@media (max-width:640px){
  section{padding:72px 0}
  .nav-links{display:none}
  .steps,.feat-grid{grid-template-columns:1fr}
  .toast{position:static;width:100%;margin-top:14px;transform:translateY(10px)}
  .toast.show{transform:none}
}
@media (max-width:420px){
  .logo{font-size:15px}
  .nav .btn{padding:9px 14px;font-size:13.5px}
  h1{font-size:34px}
  .btn.big{width:100%;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}