/* styles.css – Tabata Timer App */

/* ── Google Fonts ─────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Oswald:wght@400;500;600;700&display=swap');

/* ── Variables ────────────────────────────────────────────────────────────── */
:root {
  --bg:          #0d0d11;
  --bg2:         #14141c;
  --bg3:         #1c1c28;
  --card:        #1e1e2e;
  --card2:       #252538;
  --border:      #2e2e45;
  --text:        #e8e8f0;
  --text2:       #9090b0;
  --text3:       #5c5c80;
  --accent:      #7c3aed;
  --radius:      14px;
  --radius-sm:   8px;
  --shadow:      0 4px 24px rgba(0,0,0,.45);
  --transition:  .22s cubic-bezier(.4,0,.2,1);

  /* Phase colors */
  --prep:        #7c3aed;
  --exercise:    #ea580c;
  --rest:        #0ea5e9;
  --long-rest:   #10b981;
  --done:        #4ade80;
}

/* ── Reset ────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  transition: background var(--transition);
}

/* ── Phase body tints ─────────────────────────────────────────────────────── */
body.phase-prep       { --tint: var(--prep); }
body.phase-exercise   { --tint: var(--exercise); }
body.phase-rest       { --tint: var(--rest); }
body.phase-long-rest  { --tint: var(--long-rest); }
body.phase-done       { --tint: var(--done); }
body[class*="phase-"] #view-run { background: radial-gradient(ellipse at 50% 0%, color-mix(in srgb, var(--tint,#7c3aed) 12%, var(--bg)), var(--bg) 60%); }

/* ── Header / Nav ─────────────────────────────────────────────────────────── */
.app-header {
  display:         flex;
  align-items:     center;
  gap:             1rem;
  padding:         .9rem 1.5rem;
  background:      rgba(14,14,22,.9);
  backdrop-filter: blur(12px);
  border-bottom:   1px solid var(--border);
  position:        sticky;
  top:             0;
  z-index:         100;
}
.logo { font-size: 1.5rem; font-weight: 900; letter-spacing: -.02em; }
.logo span { color: var(--exercise); }
.nav-links { display: flex; gap: .5rem; align-items: center; flex: 1; }
.nav-btn {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: .45rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
  font-size: .88rem;
  font-weight: 500;
  transition: var(--transition);
}
.nav-btn:hover { background: var(--card2); color: var(--text); border-color: var(--accent); }
.nav-btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.nav-btn.primary:hover { filter: brightness(1.15); }
.nav-right { display: flex; gap: .5rem; margin-left: auto; }
#btn-sound-toggle {
  background: var(--card); border: 1px solid var(--border);
  color: var(--text2); padding: .45rem .8rem;
  border-radius: var(--radius-sm); cursor: pointer; font-size: 1.1rem;
  transition: var(--transition);
}
#btn-sound-toggle:hover { color: var(--text); border-color: var(--accent); }

/* ── Views ────────────────────────────────────────────────────────────────── */
.view { display: none; }
.view.active { display: block; }

/* ── Home ─────────────────────────────────────────────────────────────────── */
#view-home { padding: 2rem 1.5rem; max-width: 1200px; margin: 0 auto; }
.home-hero { margin-bottom: 1.8rem; }
.home-hero h1 { font-size: 2rem; font-weight: 800; margin-bottom: .3rem; }
.home-hero p  { color: var(--text2); font-size: 1rem; }

/* Presets */
.section-title { font-size: 1rem; font-weight: 700; color: var(--text2); text-transform: uppercase; letter-spacing: .08em; margin-bottom: .9rem; }
#presets-list {
  display: flex; gap: .9rem; overflow-x: auto;
  padding-bottom: .5rem; margin-bottom: 2rem;
  scrollbar-width: thin; scrollbar-color: var(--border) transparent;
}
.preset-card {
  flex: 0 0 150px;
  display: flex; flex-direction: column; align-items: center; gap: .3rem;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.1rem .8rem;
  cursor: pointer; font-family: inherit; color: var(--text);
  transition: var(--transition); text-align: center;
}
.preset-card:hover { transform: translateY(-3px); border-color: currentColor; box-shadow: 0 8px 32px rgba(0,0,0,.4); }
.preset-icon  { font-size: 2rem; }
.preset-name  { font-size: .88rem; font-weight: 700; }
.preset-desc  { font-size: .72rem; color: var(--text2); }

.p-fire     { color: #ea580c; }
.p-lightning{ color: #0ea5e9; }
.p-power    { color: #7c3aed; }
.p-clock    { color: #10b981; }
.p-strength { color: #f59e0b; }

/* Search / Sort bar */
.list-controls {
  display: flex; gap: .75rem; align-items: center;
  margin-bottom: 1.25rem; flex-wrap: wrap;
}
.search-wrap { position: relative; flex: 1; min-width: 200px; }
.search-wrap input {
  width: 100%; background: var(--card); border: 1px solid var(--border);
  color: var(--text); padding: .6rem 1rem .6rem 2.4rem;
  border-radius: var(--radius-sm); font-family: inherit; font-size: .9rem;
  transition: var(--transition);
}
.search-wrap input:focus { outline: none; border-color: var(--accent); }
.search-wrap .icon { position: absolute; left: .8rem; top: 50%; transform: translateY(-50%); opacity:.5; }
select {
  background: var(--card); border: 1px solid var(--border);
  color: var(--text); padding: .6rem .9rem;
  border-radius: var(--radius-sm); font-family: inherit; font-size: .9rem; cursor: pointer;
}

/* Timer cards grid */
#timer-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.1rem; }

.timer-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.3rem;
  display: flex; flex-direction: column; gap: .65rem;
  transition: var(--transition);
}
.timer-card:hover { border-color: var(--accent); box-shadow: 0 6px 28px rgba(124,58,237,.15); transform: translateY(-2px); }
.tc-header { display: flex; justify-content: space-between; align-items: flex-start; gap: .5rem; }
.tc-name   { font-size: 1.05rem; font-weight: 700; }
.tc-badges { display: flex; gap: .35rem; flex-shrink: 0; }
.badge     { font-size: .72rem; font-weight: 600; padding: .2rem .55rem; border-radius: 20px; }
.b-series  { background: rgba(234,88,12,.15); color: #ea580c; }
.b-rondas  { background: rgba(14,165,233,.15); color: #0ea5e9; }
.tc-desc   { font-size: .85rem; color: var(--text2); }
.tc-stats  { display: flex; flex-wrap: wrap; gap: .5rem; font-size: .8rem; color: var(--text2); }
.tc-meta   { display: flex; gap: .75rem; flex-wrap: wrap; font-size: .8rem; color: var(--text3); }
.tc-actions { display: flex; gap: .5rem; margin-top: .35rem; }
.btn-play  { flex: 1; background: var(--exercise); color: #fff; border: none; padding: .55rem 1rem; border-radius: var(--radius-sm); cursor: pointer; font-family: inherit; font-size: .9rem; font-weight: 600; transition: var(--transition); }
.btn-play:hover { filter: brightness(1.15); }
.btn-edit  { background: var(--card2); border: 1px solid var(--border); color: var(--text2); padding: .55rem .9rem; border-radius: var(--radius-sm); cursor: pointer; font-family: inherit; font-size: .85rem; transition: var(--transition); }
.btn-edit:hover { color: var(--text); border-color: var(--accent); }
.btn-del   { background: transparent; border: 1px solid var(--border); color: var(--text3); padding: .55rem .7rem; border-radius: var(--radius-sm); cursor: pointer; font-size: .9rem; transition: var(--transition); }
.btn-del:hover { background: rgba(239,68,68,.12); color: #ef4444; border-color: #ef4444; }

.empty-state { text-align: center; padding: 4rem 2rem; color: var(--text2); }
.empty-icon  { font-size: 4rem; margin-bottom: 1rem; }
.empty-state h3 { font-size: 1.2rem; margin-bottom: .5rem; color: var(--text); }

/* ── Form view ────────────────────────────────────────────────────────────── */
#view-form { padding: 2rem 1.5rem; max-width: 960px; margin: 0 auto; }
.form-layout { display: grid; grid-template-columns: 1fr 280px; gap: 2rem; align-items: start; }
@media (max-width: 720px) { .form-layout { grid-template-columns: 1fr; } }

.form-panel {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.8rem;
}
#form-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 1.5rem; }

.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: .85rem; font-weight: 600; color: var(--text2); margin-bottom: .4rem; text-transform: uppercase; letter-spacing: .04em; }
.form-group input, .form-group textarea {
  width: 100%; background: var(--bg3); border: 1px solid var(--border);
  color: var(--text); padding: .7rem 1rem;
  border-radius: var(--radius-sm); font-family: inherit; font-size: .95rem;
  transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(124,58,237,.18); }
.form-group textarea { resize: vertical; min-height: 70px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-hint { font-size: .78rem; color: var(--text3); margin-top: .3rem; }

.form-actions { display: flex; gap: .75rem; margin-top: 1.5rem; }
.btn-primary {
  flex: 1; background: var(--accent); color: #fff; border: none;
  padding: .8rem 1.5rem; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 1rem; font-weight: 700;
  cursor: pointer; transition: var(--transition);
}
.btn-primary:hover { filter: brightness(1.12); transform: translateY(-1px); }
.btn-secondary {
  background: var(--card2); border: 1px solid var(--border); color: var(--text2);
  padding: .8rem 1.5rem; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 1rem; cursor: pointer; transition: var(--transition);
}
.btn-secondary:hover { color: var(--text); border-color: var(--accent); }

#form-errors {
  display: none; background: rgba(239,68,68,.1); border: 1px solid rgba(239,68,68,.3);
  border-radius: var(--radius-sm); padding: .8rem 1rem;
  color: #fc8181; font-size: .88rem; margin-top: 1rem;
}

/* Stats sidebar */
.stats-panel { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; }
.stats-panel h3 { font-size: .9rem; font-weight: 700; color: var(--text2); text-transform: uppercase; letter-spacing:.06em; margin-bottom: 1rem; }
.stat-row { display: flex; justify-content: space-between; align-items: center; padding: .55rem 0; border-bottom: 1px solid var(--border); }
.stat-row:last-child { border-bottom: none; }
.stat-label { font-size: .85rem; color: var(--text2); }
.stat-value { font-size: .95rem; font-weight: 700; color: var(--text); }

/* ── Run view ─────────────────────────────────────────────────────────────── */
#view-run {
  min-height: calc(100vh - 58px);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  transition: background .5s;
}
#view-run.active { display: flex; }

.run-header { width: 100%; display: flex; justify-content: space-between; align-items: center; margin-bottom: .5rem; }
.run-name { font-size: 1rem; font-weight: 700; color: var(--text2); }
.run-block-count { font-size: .85rem; color: var(--text3); }

.run-main { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; width: 100%; max-width: 600px; }

.run-phase-label {
  font-size: 1.4rem; font-weight: 700; letter-spacing: .04em;
  padding: .45rem 1.5rem; border-radius: 40px;
  background: rgba(255,255,255,.07);
  transition: background .4s;
  position: relative; overflow: hidden; display: inline-block;
}
/* Colored glow layer inside the phase label badge */
#run-phase-bg {
  position: absolute; inset: 0; border-radius: 40px;
  opacity: .25; transition: background-color .4s;
  pointer-events: none; z-index: 0;
}
.run-phase-wrap { position: relative; display: inline-block; }


.run-time {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(5rem, 18vw, 10rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  text-shadow: 0 0 60px rgba(255,255,255,.1);
  transition: color .3s;
  cursor: default;
  user-select: none;
}
.run-time.pulse {
  animation: pulse-beat .35s ease-in-out infinite alternate;
  color: #ef4444 !important;
}
@keyframes pulse-beat { from { transform: scale(1); } to { transform: scale(1.07); } }

.run-info { display: flex; gap: 2rem; font-size: 1rem; color: var(--text2); font-weight: 600; }
.run-info span { min-width: 100px; text-align: center; }

/* Progress bars */
.progress-track {
  width: 100%; max-width: 500px; height: 8px;
  background: rgba(255,255,255,.08); border-radius: 4px; overflow: hidden;
}
.progress-bar {
  height: 100%; border-radius: 4px; width: 0%;
  background: linear-gradient(90deg, var(--tint, var(--accent)), color-mix(in srgb, var(--tint, var(--accent)) 70%, #fff));
  transition: width .9s linear, background .4s;
}
.progress-label { font-size: .78rem; color: var(--text3); margin-top: .3rem; text-align: center; }
.progress-wrap { width: 100%; max-width: 500px; }

/* Total progress */
.total-progress-wrap { width: 100%; max-width: 500px; }
.total-progress-track { width: 100%; height: 4px; background: rgba(255,255,255,.05); border-radius: 2px; overflow: hidden; margin-top: .4rem; }
.total-progress-bar   { height: 100%; border-radius: 2px; width: 0%; background: rgba(255,255,255,.2); transition: width 1s linear; }

/* Run controls */
.run-controls { display: flex; gap: .75rem; flex-wrap: wrap; justify-content: center; margin-top: 1.5rem; }
.ctrl-btn {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  color: #fff; padding: .75rem 1.2rem; border-radius: var(--radius-sm);
  font-family: inherit; font-size: .95rem; font-weight: 600;
  cursor: pointer; transition: var(--transition); display: flex; align-items: center; gap: .4rem;
}
.ctrl-btn:hover    { background: rgba(255,255,255,.15); transform: translateY(-1px); }
.ctrl-btn.big-play { background: var(--tint, var(--exercise)); border-color: transparent; font-size: 1.1rem; padding: .85rem 2rem; }
.ctrl-btn.big-play:hover { filter: brightness(1.15); }
.ctrl-btn.danger   { border-color: rgba(239,68,68,.3); }
.ctrl-btn.danger:hover { background: rgba(239,68,68,.2); border-color: #ef4444; }
.ctrl-btn.gym-toggle { border-color: rgba(124,58,237,.4); }
.ctrl-btn.gym-toggle:hover { background: rgba(124,58,237,.2); }

/* ── Gym overlay ──────────────────────────────────────────────────────────── */
#gym-overlay {
  position: fixed; inset: 0; z-index: 999;
  background: #060608;
  display: none; flex-direction: column;
  align-items: center; justify-content: space-between;
  padding: 2rem;
  transition: background .5s;
}
#gym-overlay.open { display: flex; }
body.phase-exercise #gym-overlay { background: #1a0800; }
body.phase-rest     #gym-overlay { background: #001826; }
body.phase-long-rest#gym-overlay { background: #001810; }
body.phase-prep     #gym-overlay { background: #0e0320; }
body.phase-done     #gym-overlay { background: #021008; }

.gym-header { width: 100%; display: flex; justify-content: space-between; align-items: center; }
.gym-name   { font-size: 1.4rem; font-weight: 800; opacity: .7; }
#gym-close  { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); color: #fff; padding: .5rem 1rem; border-radius: 8px; cursor: pointer; font-size:.9rem; font-family:inherit; }

.gym-main { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.5rem; }
.gym-phase {
  font-size: clamp(1.8rem, 5vw, 3.5rem); font-weight: 800;
  padding: .6rem 2.5rem; border-radius: 60px;
  background: rgba(255,255,255,.06);
  position: relative; overflow: hidden;
}
#gym-phase-bg { position:absolute; inset:0; opacity:.2; transition: background-color .4s; }
.gym-phase-text { position: relative; z-index: 1; }
.gym-time {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(8rem, 30vw, 22rem);
  font-weight: 700; line-height: 1;
  text-shadow: 0 0 100px rgba(255,255,255,.12);
}
.gym-time.pulse { animation: pulse-beat .35s ease-in-out infinite alternate; color: #ef4444 !important; }
.gym-info { display: flex; gap: 3rem; font-size: clamp(1rem, 3vw, 1.8rem); color: rgba(255,255,255,.6); font-weight: 600; }

.gym-progress { width: 100%; }
.gym-progress-track { width: 100%; height: 12px; background: rgba(255,255,255,.07); border-radius: 6px; overflow: hidden; }
.gym-progress-bar   { height: 100%; border-radius: 6px; width: 0%; background: linear-gradient(90deg, var(--tint,var(--accent)), color-mix(in srgb, var(--tint, var(--accent)) 70%, #fff)); transition: width .9s linear; }

.gym-controls { display: flex; gap: 1.2rem; }
.gym-btn {
  background: rgba(255,255,255,.08); border: 2px solid rgba(255,255,255,.15);
  color: #fff; padding: 1rem 2rem; border-radius: var(--radius);
  font-family: inherit; font-size: 1.2rem; font-weight: 700;
  cursor: pointer; transition: var(--transition);
}
.gym-btn:hover { background: rgba(255,255,255,.18); transform: scale(1.04); }
.gym-btn.stop-btn:hover { background: rgba(239,68,68,.25); border-color: #ef4444; }

/* ── Modals ───────────────────────────────────────────────────────────────── */
.modal {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(0,0,0,.7); backdrop-filter: blur(4px);
  display: none; align-items: center; justify-content: center;
}
.modal.open { display: flex; }
.modal-box {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem; max-width: 420px; width: 90%;
  box-shadow: var(--shadow);
}
.modal-box h2 { font-size: 1.3rem; font-weight: 800; margin-bottom: .75rem; }
.modal-box p  { color: var(--text2); font-size: .95rem; margin-bottom: 1.5rem; }
.modal-box p strong { color: var(--text); }
.modal-actions { display: flex; gap: .75rem; justify-content: flex-end; }
.btn-danger { background: #dc2626; color: #fff; border: none; padding: .7rem 1.5rem; border-radius: var(--radius-sm); font-family: inherit; font-size: .95rem; font-weight: 700; cursor: pointer; transition: var(--transition); }
.btn-danger:hover { background: #ef4444; }

/* ── Toast ────────────────────────────────────────────────────────────────── */
#toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999;
  background: var(--card); border: 1px solid var(--border);
  padding: .8rem 1.4rem; border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 500;
  transform: translateY(120%); opacity: 0;
  transition: transform .3s, opacity .3s;
  max-width: 320px;
}
#toast.show { transform: translateY(0); opacity: 1; }
#toast.toast-success { border-left: 3px solid #4ade80; }
#toast.toast-error   { border-left: 3px solid #f87171; }
#toast.toast-info    { border-left: 3px solid #60a5fa; }
#toast.toast-warning { border-left: 3px solid #fbbf24; }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .app-header { flex-wrap: wrap; padding: .7rem 1rem; }
  .nav-links { order: 2; width: 100%; }
  #view-home, #view-form { padding: 1.2rem 1rem; }
  .run-time { font-size: clamp(4rem, 22vw, 8rem); }
  .run-info  { gap: 1rem; font-size: .9rem; }
  .ctrl-btn  { padding: .65rem .9rem; font-size: .88rem; }
  #timer-list { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}