/* ============================================================================
   Rex — landing site styles
   Dark theme by default; [data-theme="light"] flips the palette.
   ========================================================================== */

:root {
  --brand:   #7C3AED;
  --brand-2: #A78BFA;
  --violet:  #8B5CF6;
  --teal:    #14B8A6;
  --amber:   #F59E0B;
  --pink:    #EC4899;
  --blue:    #3B82F6;
  --rose:    #F43F5E;

  /* Dark palette */
  --bg:        #08071a;
  --bg-soft:   #0d0b22;
  --panel:     rgba(22, 19, 46, 0.55);
  --panel-2:   rgba(28, 24, 56, 0.6);
  --card:      #16142e;
  --card-2:    #1c1940;
  --screen:    #100e24;
  --screen-2:  #181534;
  --text:      #ECEAF6;
  --text-2:    #b7b2d6;
  --muted:     #8b86ad;
  --border:    rgba(139, 124, 246, 0.14);
  --border-2:  rgba(139, 124, 246, 0.22);
  --nav-bg:    rgba(18, 15, 38, 0.72);
  --input:     #1b1838;
  --shadow:    0 24px 60px rgba(0, 0, 0, 0.45);
  --glow:      radial-gradient(60% 50% at 80% 0%, rgba(124,58,237,.28), transparent 70%),
               radial-gradient(40% 40% at 0% 10%, rgba(139,92,246,.18), transparent 70%);
}

[data-theme="light"] {
  --bg:        #f4f3fb;
  --bg-soft:   #ffffff;
  --panel:     rgba(255, 255, 255, 0.7);
  --panel-2:   rgba(255, 255, 255, 0.9);
  --card:      #ffffff;
  --card-2:    #ffffff;
  --screen:    #ffffff;
  --screen-2:  #f6f5fc;
  --text:      #191530;
  --text-2:    #4a4663;
  --muted:     #6f6b86;
  --border:    rgba(20, 18, 40, 0.08);
  --border-2:  rgba(20, 18, 40, 0.12);
  --nav-bg:    rgba(255, 255, 255, 0.78);
  --input:     #f0eff8;
  --shadow:    0 24px 60px rgba(83, 60, 145, 0.14);
  --glow:      radial-gradient(60% 50% at 80% 0%, rgba(124,58,237,.10), transparent 70%),
               radial-gradient(40% 40% at 0% 10%, rgba(139,92,246,.08), transparent 70%);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--glow);
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { width: min(1240px, 92vw); margin-inline: auto; position: relative; z-index: 1; }

/* ---- buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 15px; border: none; cursor: pointer;
  padding: 13px 22px; border-radius: 14px; transition: transform .15s, box-shadow .2s, background .2s;
  font-family: inherit;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--violet), var(--brand));
  color: #fff;
  box-shadow: 0 10px 26px rgba(124, 58, 237, 0.45);
}
.btn-primary:hover { box-shadow: 0 14px 32px rgba(124, 58, 237, 0.6); }
.btn-ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-2);
}
.btn-ghost:hover { background: var(--panel-2); }

/* ============================ NAV ======================================== */
.nav-outer { position: sticky; top: 14px; z-index: 50; }
.nav {
  display: flex; align-items: center; gap: 18px;
  background: var(--nav-bg);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  padding: 10px 16px;
  box-shadow: var(--shadow);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; }
.brand .logo { width: 30px; height: 30px; }
.brand .name { background: linear-gradient(135deg, var(--brand-2), var(--brand)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-links { display: flex; gap: 6px; margin-inline: auto; }
.nav-links a {
  padding: 9px 14px; border-radius: 10px; font-size: 14.5px; font-weight: 500;
  color: var(--text-2); transition: background .2s, color .2s;
}
.nav-links a:hover { color: var(--text); background: var(--panel-2); }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center;
  border-radius: 11px; border: 1px solid var(--border-2); background: transparent;
  color: var(--text); cursor: pointer; transition: background .2s;
}
.icon-btn:hover { background: var(--panel-2); }
.login-link { padding: 9px 14px; font-weight: 600; font-size: 14.5px; color: var(--text-2); }
.login-link:hover { color: var(--text); }
.nav-toggle { display: none; }

/* ============================ HERO ======================================= */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 32px; align-items: center; padding: 70px 0 40px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  background: var(--panel-2); border: 1px solid var(--border-2); color: var(--text-2);
  margin-bottom: 22px;
}
.pill .spark { color: var(--brand-2); }
.hero h1 { font-size: clamp(34px, 4.4vw, 56px); line-height: 1.05; font-weight: 800; letter-spacing: -0.02em; }
.hero h1 .c-notes { color: var(--violet); }
.hero h1 .c-tasks { color: var(--teal); }
.hero h1 .c-cal   { color: var(--amber); }
.hero h1 .c-links { color: var(--pink); }
.hero p.sub { margin: 20px 0 28px; font-size: 17px; color: var(--text-2); max-width: 480px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.avail { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.avail .chip { display: inline-flex; align-items: center; gap: 7px; padding: 8px 13px; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--border); color: var(--text); font-weight: 600; font-size: 13px; }

/* ---- device cluster ----------------------------------------------------- */
.devices { position: relative; height: 460px; }
.device { position: absolute; border-radius: 30px; background: #0b0b16; padding: 8px; box-shadow: 0 30px 70px rgba(0,0,0,.5); border: 1px solid rgba(255,255,255,.06); }
[data-theme="light"] .device { box-shadow: 0 30px 70px rgba(76, 55, 140, .25); }
.device .screen { border-radius: 24px; overflow: hidden; background: var(--screen); height: 100%; display: flex; flex-direction: column; }
.device.phone { width: 196px; height: 410px; }
.device.tablet { width: 250px; height: 360px; border-radius: 26px; }
.d1 { left: 0;   top: 40px;  transform: rotate(-3deg); z-index: 1; }
.d2 { left: 150px; top: 8px;  z-index: 3; }
.d3 { left: 350px; top: 30px; z-index: 2; }
.d4 { left: 590px; top: 50px; transform: rotate(2deg); z-index: 1; }

/* screen internals (shared) */
.statusbar { display: flex; justify-content: space-between; align-items: center; padding: 8px 12px 2px; font-size: 9px; font-weight: 700; color: var(--text); }
.statusbar .dots { letter-spacing: 1px; opacity: .8; }
.scr-pad { padding: 6px 11px; flex: 1; overflow: hidden; }
.scr-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.scr-title { font-size: 14px; font-weight: 800; }
.scr-sub { font-size: 8.5px; color: var(--muted); }
.mini-search { height: 22px; border-radius: 8px; background: var(--screen-2); border: 1px solid var(--border); display: flex; align-items: center; padding: 0 8px; font-size: 8.5px; color: var(--muted); margin-bottom: 8px; }
.chips { display: flex; gap: 5px; margin-bottom: 8px; }
.chips span { font-size: 8px; padding: 3px 8px; border-radius: 999px; background: var(--screen-2); color: var(--text-2); border: 1px solid var(--border); }
.chips span.on { background: var(--brand); color: #fff; border-color: transparent; }
.row { display: flex; align-items: center; gap: 8px; padding: 6px 6px; border-radius: 10px; background: var(--screen-2); margin-bottom: 6px; border: 1px solid var(--border); }
.row .ico { width: 22px; height: 22px; border-radius: 7px; flex: none; display: grid; place-items: center; font-size: 11px; }
.row .tx { flex: 1; min-width: 0; }
.row .tx b { font-size: 9.5px; font-weight: 700; display: block; }
.row .tx small { font-size: 8px; color: var(--muted); }
.row .chev { color: var(--muted); font-size: 10px; }
.sec-label { font-size: 8.5px; font-weight: 800; color: var(--muted); margin: 8px 2px 6px; text-transform: uppercase; letter-spacing: .4px; }
.bottom-nav { display: flex; justify-content: space-around; align-items: center; padding: 8px 6px; border-top: 1px solid var(--border); color: var(--muted); font-size: 12px; }
.bottom-nav .fab { width: 26px; height: 26px; border-radius: 9px; background: linear-gradient(135deg, var(--violet), var(--brand)); color: #fff; display: grid; place-items: center; box-shadow: 0 6px 14px rgba(124,58,237,.5); }
.bottom-nav .act { color: var(--brand); }

/* stat strip (dashboard) */
.stat-strip { display: flex; gap: 5px; margin-bottom: 8px; }
.stat-strip .st { flex: 1; background: var(--screen-2); border: 1px solid var(--border); border-radius: 9px; padding: 6px 4px; text-align: center; }
.stat-strip .st b { font-size: 12px; display: block; }
.stat-strip .st small { font-size: 7px; color: var(--muted); }
.event { display: flex; gap: 7px; align-items: center; padding: 5px 7px; border-radius: 9px; margin-bottom: 5px; }
.event .bar { width: 3px; align-self: stretch; border-radius: 3px; }
.event .et b { font-size: 9px; display: block; }
.event .et small { font-size: 7.5px; color: var(--muted); }

/* calendar */
.cal-head { display: flex; justify-content: space-between; align-items: center; font-size: 11px; font-weight: 800; margin-bottom: 8px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; font-size: 8.5px; }
.cal-grid .dow { color: var(--muted); text-align: center; font-weight: 700; font-size: 7.5px; padding-bottom: 2px; }
.cal-grid .day { text-align: center; padding: 4px 0; border-radius: 6px; color: var(--text-2); }
.cal-grid .day.today { background: var(--brand); color: #fff; font-weight: 700; }

/* ============================ SECTIONS =================================== */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 22px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.mid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 22px; align-items: start; margin-top: 24px; }
.mid-left { display: flex; flex-direction: column; gap: 22px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 26px; }
.feature .fico { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; font-size: 20px; margin-bottom: 12px; }
.feature h3 { font-size: 16px; margin-bottom: 6px; }
.feature p { font-size: 13px; color: var(--text-2); }

/* how it works */
.how { padding: 24px 26px 28px; }
.how h4 { text-align: center; font-size: 14px; color: var(--text-2); margin-bottom: 22px; font-weight: 700; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; position: relative; }
.step { text-align: center; position: relative; }
.step .num { width: 22px; height: 22px; border-radius: 999px; background: var(--brand); color: #fff; font-size: 11px; font-weight: 800; display: grid; place-items: center; margin: 0 auto 12px; position: relative; z-index: 2; }
.step .sico { width: 44px; height: 44px; border-radius: 12px; background: var(--panel-2); border: 1px solid var(--border); display: grid; place-items: center; margin: 0 auto 10px; font-size: 18px; color: var(--brand-2); }
.step b { font-size: 13px; display: block; margin-bottom: 4px; }
.step small { font-size: 11px; color: var(--muted); display: block; line-height: 1.4; }
.steps::before { content: ""; position: absolute; top: 11px; left: 12%; right: 12%; border-top: 2px dashed var(--border-2); z-index: 1; }

/* auth cards */
.auth { display: grid; gap: 18px; }
.auth-card { padding: 24px; }
.auth-card .ah { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.auth-card .ah .ai { width: 34px; height: 34px; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--border); display: grid; place-items: center; color: var(--brand-2); }
.auth-card .ah h3 { font-size: 16px; }
.field { width: 100%; background: var(--input); border: 1px solid var(--border); border-radius: 11px; padding: 12px 14px; color: var(--text); font-size: 14px; font-family: inherit; margin-bottom: 12px; }
.field::placeholder { color: var(--muted); }
.field-row { position: relative; }
.field-row .eye, .field-row .forgot { position: absolute; right: 14px; top: 12px; font-size: 12px; color: var(--muted); cursor: pointer; }
.field-row .forgot { color: var(--brand-2); font-weight: 600; }
.btn-block { width: 100%; justify-content: center; margin-bottom: 14px; }
.or { text-align: center; font-size: 12px; color: var(--muted); margin: 6px 0 12px; }
.socials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.socials button { background: var(--input); border: 1px solid var(--border); border-radius: 11px; padding: 11px; cursor: pointer; display: grid; place-items: center; color: var(--text); }
.socials button:hover { background: var(--panel-2); }
.tos { font-size: 11.5px; color: var(--muted); text-align: center; }
.tos a { color: var(--brand-2); font-weight: 600; }

/* download band */
.download { margin-top: 24px; padding: 22px 26px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.download .dl-lead { display: flex; align-items: center; gap: 14px; margin-right: auto; }
.download .dl-lead .dlico { width: 50px; height: 50px; border-radius: 14px; background: linear-gradient(135deg, var(--violet), var(--brand)); display: grid; place-items: center; color: #fff; font-size: 22px; }
.download .dl-lead b { font-size: 17px; }
.download .dl-lead small { font-size: 13px; color: var(--text-2); }
.store { display: flex; align-items: center; gap: 10px; padding: 10px 16px; border-radius: 12px; background: var(--card); border: 1px solid var(--border-2); color: var(--text); }
.store:hover { background: var(--panel-2); }
.store .si { font-size: 22px; }
.store small { display: block; font-size: 10px; color: var(--muted); }
.store b { font-size: 14px; }

/* footer */
footer { margin-top: 54px; padding: 48px 0 30px; border-top: 1px solid var(--border); }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr) 1.4fr; gap: 24px; }
.foot-about p { font-size: 13px; color: var(--muted); margin-top: 12px; max-width: 240px; }
.foot-col h5 { font-size: 13px; font-weight: 700; margin-bottom: 14px; }
.foot-col a { display: block; font-size: 13px; color: var(--muted); margin-bottom: 9px; }
.foot-col a:hover { color: var(--text); }
.news { display: flex; gap: 8px; margin: 12px 0 16px; }
.news input { flex: 1; background: var(--input); border: 1px solid var(--border); border-radius: 11px; padding: 10px 12px; color: var(--text); font-size: 13px; font-family: inherit; }
.news button { width: 42px; border-radius: 11px; border: none; background: linear-gradient(135deg, var(--violet), var(--brand)); color: #fff; cursor: pointer; font-size: 16px; }
.soc { display: flex; gap: 10px; }
.soc a { width: 34px; height: 34px; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--border); display: grid; place-items: center; color: var(--text-2); }
.soc a:hover { color: var(--text); }
.copy { text-align: center; font-size: 12px; color: var(--muted); margin-top: 36px; }

/* ============================ LEGAL PAGES =============================== */
.legal { padding: 48px 0 20px; }
.legal .legal-card { padding: 40px clamp(20px, 5vw, 56px); }
.legal h1 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.02em; }
.legal .updated { color: var(--muted); font-size: 14px; margin-top: 8px; }
.legal h2 { font-size: 20px; margin: 30px 0 10px; }
.legal h3 { font-size: 16px; margin: 18px 0 8px; }
.legal p, .legal li { color: var(--text-2); font-size: 15px; margin-bottom: 10px; }
.legal ul { padding-left: 22px; margin-bottom: 10px; }
.legal a { color: var(--brand-2); font-weight: 600; }
.legal .toc { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 8px; }
.legal .toc a { font-size: 13px; padding: 6px 12px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--border); color: var(--text-2); font-weight: 600; }
.legal .toc a:hover { color: var(--text); }
.back-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--text-2); margin-bottom: 18px; }
.back-link:hover { color: var(--text); }

/* generic svg icon sizing */
.svg { width: 1em; height: 1em; display: inline-block; vertical-align: -.125em; }

/* ============================ RESPONSIVE ================================= */
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; }
  .devices { height: 420px; transform: scale(.92); transform-origin: top left; margin-top: 10px; }
  .mid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr 1fr; }
  .foot-about { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .nav-links, .login-link { display: none; }
  .nav-toggle { display: grid; }
  .features, .steps { grid-template-columns: 1fr 1fr; }
  .devices { display: none; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .download { flex-direction: column; align-items: flex-start; }
  .hero { padding-top: 40px; }
}
@media (max-width: 480px) {
  .features, .steps { grid-template-columns: 1fr; }
  .steps::before { display: none; }
  .foot-grid { grid-template-columns: 1fr; }
}