/* ============================================================
   Dad's Training — Mobile-first, sports-training feel
   No scrolling on drill screens; full-height locked layout.
   ============================================================ */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c-bg:       #0d0f14;
  --c-surface:  #161b25;
  --c-surface2: #1e2535;
  --c-border:   #2a3347;
  --c-accent:   #3d8ef0;
  --c-accent2:  #5aa8ff;
  --c-green:    #22c55e;
  --c-yellow:   #f59e0b;
  --c-red:      #ef4444;
  --c-text:     #f0f4ff;
  --c-muted:    #6b7a99;
  --c-card:     #161b25;

  --r-card:     16px;
  --r-btn:      12px;

  --f-base:     18px;
  --f-lg:       22px;
  --f-xl:       28px;
  --f-2xl:      36px;
  --f-sm:       14px;
  --f-xs:       12px;

  --p-screen:   20px;
}

html, body {
  height: 100%;
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  font-size: var(--f-base);
  -webkit-font-smoothing: antialiased;
  direction: rtl;
}

/* ---------- Screens ---------- */
.screen {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: var(--p-screen);
}

.screen--centered {
  align-items: center;
  justify-content: center;
}

.screen--home {
  gap: 16px;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.screen--drill {
  padding: 0;
  overflow: hidden;
  height: 100dvh;
}

.screen--scroll {
  overflow-y: auto;
}

/* ---------- Cards ---------- */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: 28px 24px;
  width: 100%;
  max-width: 440px;
}

.card--auth {
  max-width: 400px;
}

.card--complete {
  max-width: 460px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--r-btn);
  font-size: var(--f-base);
  font-weight: 700;
  cursor: pointer;
  padding: 16px 28px;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  letter-spacing: .02em;
}

.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn--primary {
  background: var(--c-accent);
  color: #fff;
  width: 100%;
}
.btn--primary:hover:not(:disabled) { background: var(--c-accent2); }

.btn--ghost {
  background: transparent;
  border: 1.5px solid var(--c-border);
  color: var(--c-text);
}

.btn--sm { padding: 10px 18px; font-size: var(--f-sm); }
.btn--lg { font-size: var(--f-lg); padding: 20px 32px; }

/* ---------- Alerts ---------- */
.alert {
  border-radius: 8px;
  padding: 12px 16px;
  font-size: var(--f-sm);
  margin-bottom: 12px;
}
.alert--error { background: rgba(239,68,68,.12); border: 1px solid rgba(239,68,68,.3); color: #fca5a5; }
.alert--success { background: rgba(34,197,94,.12); border: 1px solid rgba(34,197,94,.3); color: #86efac; }

/* ---------- Login page ---------- */
.logo-area { text-align: center; margin-bottom: 28px; }
.logo-icon { font-size: 40px; display: block; margin-bottom: 8px; }
.logo-title { font-size: var(--f-xl); font-weight: 800; letter-spacing: .06em; color: var(--c-accent); }
.logo-sub { color: var(--c-muted); font-size: var(--f-sm); margin-top: 4px; }

/* User selector */
.user-selector { display: flex; gap: 10px; justify-content: center; margin-bottom: 24px; flex-wrap: wrap; }
.user-btn {
  background: var(--c-surface2);
  border: 1.5px solid var(--c-border);
  color: var(--c-text);
  border-radius: var(--r-btn);
  padding: 14px 22px;
  font-size: var(--f-lg);
  font-weight: 700;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  min-width: 90px;
}
.user-btn.active, .user-btn:hover {
  border-color: var(--c-accent);
  background: rgba(61,142,240,.1);
  color: var(--c-accent2);
}

/* PIN pad */
.pin-area { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.pin-label {
  font-size: var(--f-sm);
  color: var(--c-muted);
  text-align: center;
  width: 100%;
}
.pin-display { display: flex; gap: 14px; justify-content: center; }
.pin-dot {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--c-border);
  transition: background .15s;
}
.pin-dot.filled { background: var(--c-accent); }

.pin-pad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  width: 100%;
  max-width: 300px;
  margin-top: 12px;
  margin-bottom: 12px;
}
.pin-area .btn { margin-top: 6px; }
.pin-btn {
  background: var(--c-surface2);
  border: 1px solid var(--c-border);
  color: var(--c-text);
  border-radius: 12px;
  font-size: var(--f-xl);
  font-weight: 600;
  padding: 18px;
  cursor: pointer;
  transition: background .1s;
}
.pin-btn:hover { background: var(--c-border); }
.pin-btn--empty { background: transparent; border: none; cursor: default; }
.pin-btn--del { color: var(--c-muted); }

/* ---------- Home page ---------- */
.home-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 4px;
}
.home-header__name { font-size: var(--f-xl); font-weight: 800; }
.home-header__logout { color: var(--c-muted); font-size: var(--f-sm); text-decoration: none; }
.home-header__logout:hover { color: var(--c-text); }

.week-card, .today-card, .hw-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: 20px;
}

.week-card__label { font-size: var(--f-xs); color: var(--c-muted); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 12px; }

.week-stats { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 12px; gap: 12px; }
.week-stats__goals { display: flex; gap: 14px; align-items: center; }
.week-stat { display: flex; flex-direction: column; align-items: center; }
.week-stat__val { font-size: var(--f-xl); font-weight: 800; }
.week-stat__key { font-size: var(--f-xs); color: var(--c-muted); }
.week-stat--sep { font-size: var(--f-xl); color: var(--c-muted); }
.week-stat--points { align-items: flex-start; text-align: left; margin-right: auto; padding-right: 8px; }

.progress-track { height: 6px; background: var(--c-border); border-radius: 99px; overflow: hidden; margin-bottom: 10px; }
.progress-bar { height: 100%; background: var(--c-accent); border-radius: 99px; transition: width .4s ease; }

.week-badge { font-size: var(--f-sm); border-radius: 8px; padding: 6px 12px; display: inline-block; }
.week-badge--green { background: rgba(34,197,94,.12); color: var(--c-green); }
.week-badge--gold { background: rgba(245,158,11,.12); color: var(--c-yellow); }
.week-badge--neutral { color: var(--c-muted); }

.today-card { text-align: center; }
.today-label { color: var(--c-muted); margin-bottom: 16px; font-size: var(--f-sm); }
.generation-progress {
  margin-top: 14px;
  text-align: right;
  background: var(--c-surface2);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 12px;
}
.generation-progress__title {
  font-size: var(--f-sm);
  color: var(--c-muted);
  margin-bottom: 10px;
}
.gen-row {
  display: grid;
  grid-template-columns: 64px 1fr 32px;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.gen-row:last-child { margin-bottom: 0; }
.gen-row__label {
  font-size: var(--f-xs);
  color: var(--c-text);
  text-align: left;
  direction: ltr;
}
.gen-row__track {
  height: 7px;
  background: var(--c-border);
  border-radius: 999px;
  overflow: hidden;
}
.gen-row__bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
  border-radius: 999px;
  transition: width .22s ease;
}
.gen-row__status {
  font-size: var(--f-xs);
  color: var(--c-muted);
  text-align: left;
  direction: ltr;
}

.today-done { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.today-done__icon { font-size: 36px; }
.today-done__text { font-size: var(--f-base); font-weight: 600; }
.today-done__score { color: var(--c-accent); font-size: var(--f-lg); font-weight: 800; }

.hw-link {
  display: flex; align-items: center; gap: 14px;
  text-decoration: none; color: var(--c-text);
}
.hw-link__icon { font-size: 24px; }
.hw-link__text { font-size: var(--f-base); font-weight: 600; }
.hw-link:hover { color: var(--c-accent); }

/* ---------- Mood page ---------- */
.step-label { font-size: var(--f-xs); color: var(--c-muted); margin-bottom: 8px; }
.card__question { font-size: var(--f-xl); font-weight: 800; margin-bottom: 8px; }
.card__sub { font-size: var(--f-sm); color: var(--c-muted); margin-bottom: 28px; }

.mood-options { display: flex; gap: 12px; justify-content: center; margin-bottom: 20px; flex-wrap: wrap; }
.mood-btn {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  background: var(--c-surface2); border: 2px solid var(--c-border);
  border-radius: 16px; padding: 20px 16px; cursor: pointer;
  transition: border-color .15s, background .15s; min-width: 90px; color: var(--c-text);
}
.mood-btn:hover, .mood-btn.active {
  border-color: var(--c-accent);
  background: rgba(61,142,240,.08);
}
.mood-btn:disabled { opacity: .5; cursor: default; }
.mood-btn__icon { font-size: 32px; }
.mood-btn__label { font-size: var(--f-sm); font-weight: 600; }

/* ---------- Drill runner (layout shell) ---------- */
.drill-loading {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; height: 100%; gap: 16px; color: var(--c-muted);
}
.spinner {
  width: 40px; height: 40px;
  border: 4px solid var(--c-border);
  border-top-color: var(--c-accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Session complete ---------- */
.complete-header { text-align: center; margin-bottom: 20px; }
.complete-icon { font-size: 48px; display: block; margin-bottom: 8px; }
.complete-title { font-size: var(--f-2xl); font-weight: 800; }

.score-total { text-align: center; margin-bottom: 24px; }
.score-total__val { font-size: 64px; font-weight: 800; color: var(--c-accent); display: block; line-height: 1; }
.score-total__label { font-size: var(--f-sm); color: var(--c-muted); }

.drill-results { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.drill-result-row {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--c-surface2); border-radius: 10px; padding: 12px 16px;
  gap: 8px; flex-wrap: wrap;
}
.drill-result-row__type { font-weight: 700; min-width: 70px; }
.drill-result-row__scores { display: flex; gap: 8px; font-size: var(--f-sm); color: var(--c-muted); }
.drill-result-row__total { font-size: var(--f-lg); font-weight: 800; color: var(--c-accent); margin-right: auto; }
.review-badge { font-size: var(--f-xs); color: var(--c-yellow); background: rgba(245,158,11,.1); border-radius: 6px; padding: 2px 6px; }

/* ---------- Parent dashboard ---------- */
.page-inner { max-width: 600px; margin: 0 auto; width: 100%; padding-bottom: 40px; }
.page-header { display: flex; align-items: center; gap: 16px; padding: 16px 0 24px; }
.back-link { color: var(--c-muted); text-decoration: none; font-size: var(--f-sm); }
.back-link:hover { color: var(--c-text); }
.page-title { font-size: var(--f-xl); font-weight: 800; }

.kid-card {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--r-card); padding: 20px; margin-bottom: 16px;
}
.kid-card__header { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.kid-card__name { font-size: var(--f-xl); font-weight: 800; }
.kid-card__grade { font-size: var(--f-sm); color: var(--c-muted); }

.trend-badge { font-size: var(--f-sm); border-radius: 8px; padding: 4px 10px; font-weight: 600; margin-right: auto; }
.trend-badge--up { background: rgba(34,197,94,.1); color: var(--c-green); }
.trend-badge--down { background: rgba(239,68,68,.1); color: var(--c-red); }
.trend-badge--neutral { background: var(--c-surface2); color: var(--c-muted); }

.kid-stats { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.kid-stat { display: flex; flex-direction: column; flex: 1; min-width: 80px; }
.kid-stat__val { font-size: var(--f-lg); font-weight: 700; }
.kid-stat__key { font-size: var(--f-xs); color: var(--c-muted); }

.kid-levels { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.level-row { display: flex; align-items: center; gap: 10px; }
.level-label { font-size: var(--f-sm); width: 72px; color: var(--c-muted); }
.level-track { flex: 1; height: 6px; background: var(--c-border); border-radius: 99px; overflow: hidden; }
.level-fill { height: 100%; background: var(--c-accent); border-radius: 99px; }
.level-num { font-size: var(--f-xs); color: var(--c-muted); min-width: 32px; text-align: left; }

.parent-actions { margin-top: 12px; display: flex; justify-content: flex-start; }
.tz-toggle {
  margin: -10px 0 14px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.tz-toggle__label { color: var(--c-muted); font-size: var(--f-sm); }
.tz-chip {
  text-decoration: none;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: var(--f-xs);
  background: var(--c-surface2);
}
.tz-chip--active {
  border-color: var(--c-accent);
  color: var(--c-accent2);
}

.parent-week-summary {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: 14px 16px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.parent-list-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: 16px;
  margin-bottom: 12px;
}

.parent-list-card__top {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
}

.parent-list-card__title { font-weight: 700; }
.parent-list-card__meta { font-size: var(--f-sm); color: var(--c-muted); margin-top: 6px; }

.pin-admin-list { margin-top: 12px; display: flex; flex-direction: column; gap: 10px; }
.pin-admin-row {
  display: grid;
  grid-template-columns: 1fr minmax(160px, 220px) auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-surface2);
}
.pin-admin-user { display: flex; flex-direction: column; gap: 2px; }
.pin-admin-user__name { font-weight: 700; }
.pin-admin-user__role { font-size: var(--f-xs); color: var(--c-muted); }
.pin-admin-input {
  width: 100%;
  background: var(--c-surface);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: var(--f-sm);
}

@media (max-width: 560px) {
  .pin-admin-row {
    grid-template-columns: 1fr;
  }
}

.question-card {
  margin-top: 12px;
  padding: 12px;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-surface2);
}

.question-card__title { font-weight: 700; margin-bottom: 6px; }
.question-card__story { font-size: var(--f-sm); color: var(--c-muted); margin-bottom: 6px; }
.question-card__prompt { margin-bottom: 8px; }
.question-card__meta { font-size: var(--f-sm); margin-bottom: 8px; color: var(--c-text); }

.attempt-list { display: flex; flex-direction: column; gap: 4px; }
.attempt-list__row { font-size: var(--f-xs); color: var(--c-muted); }

/* ---------- Homework ---------- */
.upload-section { margin-bottom: 28px; }
.upload-desc { color: var(--c-muted); font-size: var(--f-sm); margin-bottom: 16px; }
.upload-label {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  border: 2px dashed var(--c-border); border-radius: var(--r-card);
  padding: 32px; cursor: pointer; margin-bottom: 16px;
  transition: border-color .15s;
}
.upload-label:hover { border-color: var(--c-accent); }
.upload-label__icon { font-size: 32px; }
.upload-label__text { font-size: var(--f-base); color: var(--c-muted); }

.preview-img { width: 100%; border-radius: 12px; margin-bottom: 16px; max-height: 260px; object-fit: contain; }

.hw-result { margin-top: 24px; }
.hw-raw { color: var(--c-muted); font-size: var(--f-sm); border-right: 3px solid var(--c-border); padding-right: 12px; margin-bottom: 16px; }

.hw-steps { display: flex; flex-direction: column; gap: 16px; }
.hw-step {
  background: var(--c-surface2); border-radius: 12px; padding: 16px;
  display: flex; gap: 12px; align-items: flex-start;
}
.hw-step__num {
  width: 28px; height: 28px; border-radius: 50%; background: var(--c-accent);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: var(--f-sm); flex-shrink: 0;
}
.hw-step__prompt { font-weight: 600; margin-bottom: 8px; }
.hw-step__answer {
  width: 100%; background: var(--c-surface); border: 1px solid var(--c-border);
  color: var(--c-text); border-radius: 8px; padding: 10px; font-size: var(--f-sm);
  resize: none; min-height: 60px;
}

.recent-hw { margin-top: 32px; }
.section-title { font-size: var(--f-base); font-weight: 700; margin-bottom: 12px; }
.recent-hw__item {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 10px 0; border-bottom: 1px solid var(--c-border);
}
.recent-hw__date { font-size: var(--f-xs); color: var(--c-muted); white-space: nowrap; }
.recent-hw__preview { font-size: var(--f-sm); color: var(--c-text); }

/* ---------- Misc utils ---------- */
.muted { color: var(--c-muted); }

/* ---------- Responsive (≥480px tweaks) ---------- */
@media (min-width: 480px) {
  .pin-pad { max-width: 320px; }
  .mood-btn { min-width: 110px; }
}