/* ==========================================================================
   MuskelHeld – Stylesheet
   ========================================================================== */

:root {
  --bg: #0f1220;
  --bg-alt: #161b30;
  --card: #1b2140;
  --card-alt: #212850;
  --border: #2c3560;
  --text: #eef0fb;
  --text-dim: #a3aad0;
  --accent: #ff7a45;
  --accent-2: #7c5cff;
  --accent-grad: linear-gradient(135deg, #ff7a45 0%, #ff4d8d 50%, #7c5cff 100%);
  --success: #4ade80;
  --warn: #facc15;
  --danger: #f87171;
  --skin-light: #f3c9a4;
  --skin-dark: #d9a877;
  --zone-fill: rgba(124, 92, 255, 0.28);
  --zone-hover: rgba(124, 92, 255, 0.48);
  --zone-active: rgba(255, 122, 69, 0.55);
  --zone-stroke: rgba(124, 92, 255, 0.9);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius: 18px;
}

:root[data-theme="light"] {
  --bg: #f4f5fb;
  --bg-alt: #ffffff;
  --card: #ffffff;
  --card-alt: #f0f1fb;
  --border: #e1e3f5;
  --text: #1c2036;
  --text-dim: #666e94;
  --shadow: 0 10px 30px rgba(30, 30, 60, 0.1);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f4f5fb;
    --bg-alt: #ffffff;
    --card: #ffffff;
    --card-alt: #f0f1fb;
    --border: #e1e3f5;
    --text: #1c2036;
    --text-dim: #666e94;
    --shadow: 0 10px 30px rgba(30, 30, 60, 0.1);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}

.app {
  max-width: 720px;
  margin: 0 auto;
  min-height: 100vh;
  padding-bottom: 90px;
}

h1 { font-size: 1.4rem; margin: 0 0 4px; }
h2 { font-size: 1.1rem; margin: 0 0 10px; }
p { line-height: 1.5; }

/* ---------- Header ---------- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px 8px;
  position: sticky;
  top: 0;
  background: linear-gradient(180deg, var(--bg) 70%, transparent);
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.brand-icon { font-size: 1.3rem; }

.header-stats { display: flex; gap: 8px; }

.stat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
}
.stat-icon { font-size: 1rem; }
.streak-pill.hot { animation: pulse 1.4s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.xp-bar-wrap { padding: 0 16px 10px; }
.xp-bar {
  height: 8px;
  background: var(--card-alt);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.xp-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-grad);
  border-radius: 999px;
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 12px 14px;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--card);
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}
.tab:hover { color: var(--text); border-color: var(--accent-2); }
.tab.active {
  background: var(--accent-grad);
  color: white;
  border-color: transparent;
}

main { padding: 0 16px; }

.panel-intro { margin: 6px 0 16px; }
.panel-intro p { color: var(--text-dim); margin: 0; font-size: 0.95rem; }

.tab-panel { display: none; animation: fadein 0.25s ease; }
.tab-panel.active { display: block; }

@keyframes fadein {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Body map ---------- */
.body-map-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  text-align: center;
}

.view-switch {
  display: inline-flex;
  background: var(--card-alt);
  border-radius: 999px;
  padding: 4px;
  margin-bottom: 8px;
  border: 1px solid var(--border);
}
.view-btn {
  border: none;
  background: transparent;
  color: var(--text-dim);
  padding: 7px 18px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.85rem;
}
.view-btn.active { background: var(--accent-grad); color: white; }

#body-svg {
  width: 100%;
  max-width: 300px;
  height: auto;
  touch-action: manipulation;
}

.zone {
  cursor: pointer;
  fill: var(--zone-fill);
  stroke: var(--zone-stroke);
  stroke-width: 1;
  transition: fill 0.15s ease, transform 0.15s ease;
}
.zone:hover, .zone.hover { fill: var(--zone-hover); }
.zone:active, .zone.pressed { fill: var(--zone-active); }
.zone.trained { stroke: var(--success); }

.body-hint {
  color: var(--text-dim);
  font-size: 0.82rem;
  margin: 12px 0 0;
}

/* ---------- Exercise cards ---------- */
.muscle-block { margin-bottom: 22px; }
.muscle-block-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}
.muscle-block-head .icon { font-size: 1.3rem; }
.muscle-block-head .latin { color: var(--text-dim); font-size: 0.8rem; font-weight: 400; }
.section-intro { color: var(--text-dim); font-size: 0.88rem; margin: 4px 0 12px; }

.exercise-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
@media (min-width: 520px) {
  .exercise-grid { grid-template-columns: 1fr 1fr; }
}

.exercise-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: var(--shadow);
  position: relative;
}
.exercise-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}
.exercise-name { font-weight: 700; font-size: 0.95rem; }
.level-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
  color: #10131f;
}
.exercise-meta {
  color: var(--text-dim);
  font-size: 0.78rem;
  margin: 4px 0 6px;
}
.load-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.load-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--load-color) 18%, transparent);
  color: var(--load-color);
  border: 1px solid color-mix(in srgb, var(--load-color) 45%, transparent);
}
.load-badge.low { filter: saturate(1.1); }
.exercise-cue {
  font-size: 0.85rem;
  margin: 0 0 10px;
  color: var(--text);
}
.done-btn {
  border: 1px solid var(--border);
  background: var(--card-alt);
  color: var(--text);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  width: 100%;
  transition: all 0.15s ease;
}
.done-btn:hover { border-color: var(--accent); }
.done-btn.done {
  background: var(--accent-grad);
  color: white;
  border-color: transparent;
}

/* ---------- Sub-category tip boxes (Calisthenics / Reha) ---------- */
.tip-box {
  background: var(--card-alt);
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 12px;
}

/* ---------- Trainingserinnerung (Web Push) ---------- */
.reminder-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.reminder-status {
  color: var(--text-dim);
  font-size: 0.82rem;
  margin: 4px 0 12px;
}
.reminder-days {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.day-btn {
  background: var(--card-alt);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 10px;
  padding: 7px 10px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}
.day-btn.active { background: var(--accent-grad); color: white; border-color: transparent; }
.reminder-time-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.85rem;
}
.reminder-time-row input[type="time"] {
  background: var(--card-alt);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 0.85rem;
}
.reminder-btn {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--card-alt);
  color: var(--text);
  border-radius: 999px;
  padding: 9px 14px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}
.reminder-btn.active { background: var(--accent-grad); color: white; border-color: transparent; }

/* ---------- Plan ---------- */
.plan-switch {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin-bottom: 14px;
}
.plan-btn {
  flex: 0 0 auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 14px;
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
  font-size: 0.85rem;
  text-align: left;
}
.plan-btn.active { border-color: var(--accent); background: var(--card-alt); }
.plan-btn small { display: block; color: var(--text-dim); font-weight: 400; font-size: 0.72rem; }

.plan-desc { color: var(--text-dim); font-size: 0.88rem; margin: 0 0 14px; }

.plan-day {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 10px;
  box-shadow: var(--shadow);
}
.plan-day-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.plan-day-name { font-weight: 700; font-size: 0.92rem; }
.plan-check {
  border: none;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  background: var(--card-alt);
  border: 1px solid var(--border);
  color: var(--text);
}
.plan-check.done { background: var(--success); color: #072713; border-color: transparent; }
.plan-items { color: var(--text-dim); font-size: 0.85rem; margin: 0; padding-left: 18px; }
.plan-items li { margin-bottom: 2px; }

/* ---------- Progress ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
@media (min-width: 520px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}
.stat-card .big { font-size: 1.5rem; font-weight: 800; }
.stat-card .label { color: var(--text-dim); font-size: 0.75rem; }

.badges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}
.badge {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 8px;
  text-align: center;
  opacity: 0.35;
  filter: grayscale(1);
  transition: all 0.2s ease;
}
.badge.unlocked { opacity: 1; filter: none; box-shadow: 0 0 0 2px var(--accent) inset; }
.badge .icon { font-size: 1.6rem; display: block; margin-bottom: 4px; }
.badge .name { font-size: 0.72rem; font-weight: 700; }
.badge .desc { font-size: 0.65rem; color: var(--text-dim); }

.muscle-bars { margin-bottom: 20px; }
.muscle-bar-row {
  display: grid;
  grid-template-columns: 110px 1fr 30px;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 0.78rem;
}
.muscle-bar-track {
  background: var(--card-alt);
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.muscle-bar-fill { height: 100%; background: var(--accent-grad); border-radius: 999px; }

.danger-btn {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 0.8rem;
  cursor: pointer;
  margin-top: 6px;
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 6, 15, 0.6);
  backdrop-filter: blur(2px);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 20px 20px 0 0;
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 20px 18px 28px;
  position: relative;
  animation: slideup 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}
@media (min-width: 760px) {
  .modal-overlay { align-items: center; }
  .modal { border-radius: 20px; max-width: 640px; }
}
@keyframes slideup {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.modal-close {
  position: sticky;
  float: right;
  top: 0;
  border: none;
  background: var(--card);
  color: var(--text);
  width: 32px;
  height: 32px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.9rem;
}

/* ---------- Toasts ---------- */
.toast-container {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
  align-items: center;
  pointer-events: none;
  width: 100%;
  padding: 0 16px;
}
.toast {
  background: var(--accent-grad);
  color: white;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  animation: toastin 0.25s ease, toastout 0.3s ease 2.2s forwards;
  max-width: 420px;
  text-align: center;
}
@keyframes toastin {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes toastout {
  to { opacity: 0; transform: translateY(-10px); }
}

.badge-toast { background: linear-gradient(135deg, #facc15, #ff7a45); }

/* ---------- Level-up flash ---------- */
.levelup-flash {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
}
.levelup-flash.show {
  animation: flashfade 1.4s ease forwards;
}
.levelup-flash .txt {
  font-size: 2.2rem;
  font-weight: 900;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transform: scale(0.6);
}
.levelup-flash.show .txt { animation: popscale 1.4s cubic-bezier(0.22, 1, 0.36, 1); }
@keyframes flashfade {
  0% { opacity: 0; }
  15% { opacity: 1; }
  80% { opacity: 1; }
  100% { opacity: 0; }
}
@keyframes popscale {
  0% { transform: scale(0.4); }
  40% { transform: scale(1.15); }
  60% { transform: scale(1); }
  100% { transform: scale(1); }
}

/* ---------- Empty / footer bits ---------- */
.empty-note { color: var(--text-dim); font-size: 0.85rem; }