/* ============================================================
   Heather's Workout Studio — styles
   ============================================================ */

:root {
  --bg:           #0F0E15;
  --bg-2:         #16141F;
  --card:         #1B1828;
  --card-2:       #221E30;
  --line:         rgba(255,255,255,0.06);
  --line-strong:  rgba(255,255,255,0.12);

  --ink:          #F5F0EA;
  --ink-dim:      #B5ADBC;
  --ink-faint:    #756D80;

  --peach:        #FFB088;
  --coral:        #F2745C;
  --purple:       #C45BA0;
  --mint:         #6BCFAA;
  --slate:        #6E7891;

  --grad-warm:    linear-gradient(135deg, #FFB088 0%, #F2745C 40%, #C45BA0 100%);
  --grad-cool:    linear-gradient(135deg, #6BCFAA 0%, #4F94CC 100%);
  --grad-night:   linear-gradient(135deg, #36304A 0%, #1B1828 100%);

  --radius:       18px;
  --radius-lg:    26px;
  --shadow:       0 30px 60px -30px rgba(0,0,0,0.6);

  --safe-bottom:  env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}
body {
  background:
    radial-gradient(800px 600px at 100% -10%, rgba(196,91,160,0.18), transparent 60%),
    radial-gradient(700px 500px at -10% 120%, rgba(255,176,136,0.10), transparent 60%),
    var(--bg);
}
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ---- Login ---- */
.login {
  position: fixed; inset: 0;
  display: grid; place-items: center;
  padding: 20px;
  background:
    radial-gradient(900px 700px at 50% -20%, rgba(196,91,160,0.30), transparent 60%),
    radial-gradient(700px 500px at 0% 110%, rgba(255,176,136,0.18), transparent 60%),
    var(--bg);
  z-index: 100;
}
.login-card {
  width: 100%; max-width: 420px;
  background: linear-gradient(180deg, rgba(34,30,48,0.85), rgba(27,24,40,0.85));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}
.login-eyebrow {
  font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 6px;
}
.login-title {
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: 56px;
  line-height: 0.95;
  margin: 0 0 14px;
  background: var(--grad-warm);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.login-sub {
  color: var(--ink-dim);
  margin: 0 0 24px;
}
.login-form { display: grid; gap: 14px; }
.login-form label { display: grid; gap: 6px; }
.login-form span {
  font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-faint);
}
.login-form input {
  background: rgba(0,0,0,0.30);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 16px;
  outline: none;
  transition: border-color .15s ease;
}
.login-form input:focus { border-color: var(--peach); }
.login-error {
  font-size: 13px;
  color: #FF8B8B;
  background: rgba(255,80,80,0.10);
  border: 1px solid rgba(255,80,80,0.25);
  padding: 8px 12px;
  border-radius: 10px;
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 14px 20px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: transform .08s ease, filter .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--grad-warm);
  color: #1B0E1A;
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--ink);
  border: 1px solid var(--line-strong);
}

/* ---- Top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(15,14,21,0.75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 760px; margin: 0 auto;
  padding: 14px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-dot {
  width: 12px; height: 12px; border-radius: 999px;
  background: var(--grad-warm);
  box-shadow: 0 0 16px rgba(255,176,136,0.55);
}
.brand-text { letter-spacing: 0.01em; }
.topbar-right { display: flex; gap: 10px; align-items: center; }
.today-pill {
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 11px;
}
.ghost-btn {
  background: transparent;
  color: var(--ink-dim);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  width: 34px; height: 34px;
  display: grid; place-items: center;
  font-size: 16px;
}
.ghost-btn:hover { color: var(--ink); }

/* ---- Bottom nav (mobile-first, persistent) ---- */
.bottomnav {
  position: sticky; bottom: 0; z-index: 20;
  background: rgba(15,14,21,0.85);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
  padding-bottom: var(--safe-bottom);
}
.bottomnav {
  display: flex; justify-content: space-around;
  max-width: 760px; margin: 0 auto;
}
.navitem {
  flex: 1;
  padding: 10px 4px 12px;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  color: var(--ink-faint);
  cursor: pointer;
  border-top: 2px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.navitem:hover { color: var(--ink-dim); }
.navitem.active {
  color: var(--ink);
  border-top-color: var(--peach);
}
.navicon { font-size: 18px; line-height: 1; }
.navlabel { font-size: 11px; letter-spacing: 0.10em; text-transform: uppercase; }

/* ---- Views ---- */
.view {
  max-width: 760px; margin: 0 auto;
  padding: 18px 20px 40px;
}

.section-title {
  font-size: 12px; letter-spacing: 0.20em; text-transform: uppercase;
  color: var(--ink-faint);
  margin: 24px 0 10px;
}

/* ---- Hero (today's day) ---- */
.hero {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 28px 24px 32px;
  overflow: hidden;
  margin-bottom: 14px;
  background: var(--card);
  border: 1px solid var(--line);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: var(--grad-warm);
  opacity: 0.20;
  pointer-events: none;
}
.hero[data-color="coral"]::before  { background: linear-gradient(135deg, #F2745C, #C45BA0); opacity: 0.22; }
.hero[data-color="purple"]::before { background: linear-gradient(135deg, #C45BA0, #6E5BC4); opacity: 0.22; }
.hero[data-color="mint"]::before   { background: linear-gradient(135deg, #6BCFAA, #4F94CC); opacity: 0.18; }
.hero[data-color="slate"]::before  { background: linear-gradient(135deg, #6E7891, #36304A); opacity: 0.20; }
.hero[data-color="peach"]::before  { background: var(--grad-warm); opacity: 0.22; }
.hero-eyebrow {
  position: relative; z-index: 1;
  font-size: 12px; letter-spacing: 0.20em; text-transform: uppercase;
  color: var(--ink-dim);
}
.hero-icon {
  position: absolute; right: 22px; top: 22px;
  font-size: 56px; opacity: 0.85;
  z-index: 1;
}
.hero-title {
  position: relative; z-index: 1;
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: 42px;
  line-height: 1.05;
  margin: 6px 0 8px;
}
.hero-sub {
  position: relative; z-index: 1;
  color: var(--ink-dim);
  margin: 0;
  max-width: 90%;
}
.hero-meta {
  position: relative; z-index: 1;
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-top: 14px;
}
.hero-chip {
  font-size: 13px;
  background: rgba(0,0,0,0.30);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 11px;
  color: var(--ink);
}

/* ---- Card primitives ---- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 12px;
}
.card-title {
  font-size: 17px; font-weight: 700;
  margin: 0 0 4px;
}
.card-sub {
  font-size: 13px;
  color: var(--ink-dim);
  margin: 0 0 14px;
}

/* Block list (warmup, exercises) */
.block-list { list-style: none; padding: 0; margin: 0; }
.block {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.block:last-child { border-bottom: 0; }
.block-name { font-weight: 600; }
.block-prescription {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--peach);
  white-space: nowrap;
}
.block-notes {
  grid-column: 1 / -1;
  font-size: 13px;
  color: var(--ink-dim);
}

.warmup-pill {
  display: inline-block;
  background: rgba(107,207,170,0.10);
  border: 1px solid rgba(107,207,170,0.25);
  color: var(--mint);
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 13px;
  margin: 4px 6px 4px 0;
}

/* ---- Video tile grid ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.video-tile {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
  overflow: hidden;
  cursor: pointer;
  transition: transform .15s ease, border-color .15s ease, box-shadow .2s ease;
  text-align: left;
  font: inherit; color: inherit;
}
.video-tile:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -22px rgba(0,0,0,0.7);
}
.video-tile:hover .video-tile-thumb img {
  transform: scale(1.05);
}
.video-tile.recommended {
  border-color: rgba(255,176,136,0.55);
  box-shadow: 0 0 0 1px rgba(255,176,136,0.25) inset, 0 18px 40px -22px rgba(255,176,136,0.30);
}

.video-tile-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #2A2538, #1B1828);
  overflow: hidden;
}
.video-tile-thumb.audio {
  background: linear-gradient(135deg, #1F3D38 0%, #2D5C68 100%);
  display: grid; place-items: center;
}
.video-tile-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .35s ease;
}
.video-tile-thumb::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}
.video-tile-thumb-glyph {
  font-size: 48px;
  color: rgba(255,255,255,0.85);
  z-index: 1;
}
.video-tile-play {
  position: absolute;
  right: 10px; bottom: 10px;
  width: 36px; height: 36px;
  border-radius: 999px;
  background: var(--grad-warm);
  color: #1B0E1A;
  display: grid; place-items: center;
  font-size: 13px; font-weight: 700;
  z-index: 2;
  box-shadow: 0 6px 16px -4px rgba(0,0,0,0.55);
}
.video-tile.audio .video-tile-play { background: var(--grad-cool); color: #07241D; }
.video-tile-duration {
  position: absolute;
  left: 10px; bottom: 10px;
  font-size: 11px;
  letter-spacing: 0.04em;
  background: rgba(0,0,0,0.55);
  color: rgba(255,255,255,0.95);
  padding: 3px 8px;
  border-radius: 6px;
  backdrop-filter: blur(6px);
  z-index: 2;
}
.video-tile-mkv {
  position: absolute;
  top: 10px; right: 10px;
  font-size: 9px; letter-spacing: 0.18em;
  background: rgba(255,255,255,0.18);
  color: #fff;
  padding: 2px 6px; border-radius: 5px;
  backdrop-filter: blur(6px);
  z-index: 2;
}

.video-tile-body {
  padding: 14px 16px 16px;
}
.video-tile-tag {
  font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 6px;
}
.video-tile-title {
  font-size: 15px; font-weight: 600; line-height: 1.3;
  margin: 0;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---- Week list ---- */
.week-list { display: grid; gap: 10px; }
.week-row {
  display: flex; align-items: center; gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color .15s ease, transform .08s ease;
}
.week-row:hover { border-color: var(--line-strong); }
.week-row.is-today { border-color: rgba(255,176,136,0.55); }
.week-row.is-rest  { opacity: 0.85; }
.week-day {
  width: 50px;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-faint);
}
.week-day-num {
  display: block;
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 2px;
}
.week-icon { font-size: 22px; }
.week-meta { flex: 1; min-width: 0; }
.week-title { font-weight: 700; font-size: 16px; margin: 0; }
.week-sub { font-size: 13px; color: var(--ink-dim); margin: 2px 0 0; }
.week-arrow { color: var(--ink-faint); font-size: 18px; }

/* ---- Player overlay ---- */
.player {
  position: fixed; inset: 0;
  z-index: 50;
  background: rgba(7,5,12,0.90);
  backdrop-filter: blur(10px);
  display: grid; place-items: center;
  padding: 20px;
}
.player-inner {
  width: 100%; max-width: 960px;
  display: flex; flex-direction: column; gap: 14px;
}
.player-close {
  align-self: flex-end;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  border-radius: 999px;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  font-size: 16px;
}
.player-frame {
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}
.player-frame video, .player-frame audio {
  width: 100%; display: block;
  background: #000;
}
.player-meta {
  text-align: center; color: var(--ink-dim);
}
.player-meta .pm-title { color: var(--ink); font-weight: 600; font-size: 16px; }
.player-meta .pm-warn  { margin-top: 8px; font-size: 13px; color: var(--peach); }

/* ---- Helpers ---- */
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.muted { color: var(--ink-dim); }
.kbd {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 12px;
  color: var(--ink);
}
.tag {
  display: inline-block;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-dim);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 9px;
}
.divider { height: 1px; background: var(--line); margin: 22px 0; }

/* ---- Tablet+ ---- */
@media (min-width: 720px) {
  .hero-title { font-size: 56px; }
  .login-title { font-size: 72px; }
  .hero-icon { font-size: 72px; }
}

/* ---- Install toast (PWA) ---- */
.install-toast {
  position: fixed;
  left: 16px; right: 16px;
  bottom: calc(72px + var(--safe-bottom));
  max-width: 420px; margin: 0 auto;
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, #221E30, #1B1828);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: 0 18px 48px -16px rgba(0,0,0,0.55);
  z-index: 30;
  animation: slideUp .25s ease;
  font-family: inherit; color: inherit;
  text-align: left; cursor: pointer;
}
button.install-toast { width: calc(100% - 32px); }
.install-toast-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--grad-warm);
  display: grid; place-items: center;
  font-size: 18px;
  flex-shrink: 0;
}
.install-toast-body { flex: 1; min-width: 0; }
.install-toast-title { font-weight: 700; font-size: 14px; }
.install-toast-sub { font-size: 12px; color: var(--ink-dim); margin-top: 2px; }
.install-toast-close {
  background: transparent;
  border: 0;
  color: var(--ink-faint);
  font-size: 16px;
  padding: 6px;
  cursor: pointer;
}
.install-toast-close:hover { color: var(--ink); }
@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}