/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #EDEBE7;
  --fg: #434451;
  --card: #FFFFFF;
  --accent: #A89B91;
  --accent-light: rgba(168, 155, 145, 0.15);
  --accent-deep: #372528;
  --accent-deep-light: rgba(55, 37, 40, 0.10);
  --border: rgba(67, 68, 81, 0.10);
  --muted: rgba(67, 68, 81, 0.48);
  --subtle: rgba(67, 68, 81, 0.05);
  --shadow-sm: 0 1px 3px rgba(67, 68, 81, 0.06), 0 1px 2px rgba(67, 68, 81, 0.04);
  --shadow-md: 0 4px 12px rgba(67, 68, 81, 0.08), 0 2px 4px rgba(67, 68, 81, 0.04);
  --shadow-lg: 0 8px 24px rgba(67, 68, 81, 0.12), 0 4px 8px rgba(67, 68, 81, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

html, body {
  height: 100%;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
  user-select: none;
  -webkit-user-select: none;
}

#app {
  min-height: 100%;
  padding-top: var(--safe-top);
  padding-bottom: var(--safe-bottom);
}

/* ===== TYPOGRAPHY ===== */
h1 { font-family: var(--font-display); font-size: 32px; font-weight: 600; letter-spacing: -0.3px; line-height: 1.1; font-variation-settings: 'opsz' 36; }
h2 { font-family: var(--font-display); font-size: 24px; font-weight: 600; letter-spacing: -0.2px; line-height: 1.2; font-variation-settings: 'opsz' 24; }
h3 { font-family: var(--font-display); font-size: 17px; font-weight: 500; line-height: 1.35; font-variation-settings: 'opsz' 16; }
p { font-size: 15px; line-height: 1.55; }
small { font-size: 13px; color: var(--muted); }

/* ===== LAYOUT ===== */
.page {
  padding: 20px 20px calc(24px + var(--safe-bottom));
  max-width: 480px;
  margin: 0 auto;
  animation: fadeIn 0.25s cubic-bezier(0.25, 0.1, 0.25, 1);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-top: 12px;
}

.page-header .back-btn {
  background: none;
  border: none;
  color: var(--fg);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-header .back-btn::before {
  content: '\2190';
  font-size: 18px;
}

/* ===== CARDS ===== */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: box-shadow 0.2s ease;
}

.card:active { box-shadow: var(--shadow-md); }

.card-hero {
  background: linear-gradient(135deg, var(--accent-deep) 0%, var(--fg) 100%);
  color: var(--bg);
  padding: 22px 20px;
  border: none;
  box-shadow: var(--shadow-md);
}

.card-hero .card-label { color: rgba(237, 235, 231, 0.6); }
.card-hero .card-value { color: var(--bg); font-size: 30px; }
.card-hero small { color: rgba(237, 235, 231, 0.7); }

.card-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 6px;
}

.card-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.3px;
  font-variation-settings: 'opsz' 32;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 24px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.25, 0.1, 0.25, 1);
  width: 100%;
  -webkit-appearance: none;
}

.btn:active { opacity: 0.75; transform: scale(0.98); }

.btn-primary {
  background: var(--fg);
  color: var(--bg);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: var(--subtle);
  color: var(--fg);
}

.btn-danger {
  background: #C93C3C;
  color: #fff;
  box-shadow: 0 2px 8px rgba(201, 60, 60, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--fg);
  border: 1.5px solid var(--border);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(168, 155, 145, 0.3);
}

.btn-sm {
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-xs);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--fg);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s;
}

.btn-icon:active { box-shadow: none; transform: scale(0.95); }

/* ===== INPUTS ===== */
input[type="text"],
input[type="date"],
input[type="number"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  color: var(--fg);
  background: var(--card);
  -webkit-appearance: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-shadow: var(--shadow-sm);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

textarea {
  resize: vertical;
  min-height: 88px;
}

select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23434451' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

/* ===== PIN INPUT ===== */
.pin-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  gap: 20px;
  padding: 40px 20px;
}

.pin-dots {
  display: flex;
  gap: 18px;
  margin: 12px 0;
}

.pin-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--accent-deep);
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pin-dot.filled {
  background: var(--accent-deep);
  transform: scale(1.15);
}

.pin-keypad {
  display: grid;
  grid-template-columns: repeat(3, 72px);
  gap: 12px;
  margin-top: 8px;
}

.pin-key {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 24px;
  font-weight: 500;
  color: var(--fg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.1s;
  box-shadow: var(--shadow-sm);
}

.pin-key:active {
  background: var(--accent-deep);
  color: var(--bg);
  transform: scale(0.95);
}

.pin-key.empty {
  border: none;
  background: transparent;
  box-shadow: none;
  cursor: default;
}
.pin-key.empty:active { transform: none; background: transparent; color: var(--fg); }

.pin-key.delete {
  font-size: 16px;
  border: none;
  background: transparent;
  box-shadow: none;
}
.pin-key.delete:active { background: var(--subtle); color: var(--fg); }

.pin-error {
  color: #C93C3C;
  font-size: 14px;
  font-weight: 500;
  min-height: 20px;
}

/* ===== CALENDAR ===== */
.calendar {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.calendar-full {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.calendar-nav h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0;
  font-variation-settings: 'opsz' 18;
}

.calendar-nav button {
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 16px;
  color: var(--fg);
  width: 36px;
  height: 36px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.1s;
}

.calendar-full .calendar-nav button {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

.calendar-nav button:active { transform: scale(0.93); box-shadow: none; }

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
  text-align: center;
}

.calendar-dow {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 4px 0 10px;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  border-radius: 12px;
  cursor: pointer;
  position: relative;
  transition: all 0.15s;
}

.calendar-full .calendar-day {
  border-radius: 14px;
  font-size: 15px;
}

.calendar-day:active { background: var(--subtle); transform: scale(0.93); }
.calendar-day.empty { cursor: default; }
.calendar-day.empty:active { background: transparent; transform: none; }

.calendar-day.today {
  font-weight: 700;
  background: var(--card);
  box-shadow: inset 0 0 0 2px var(--fg);
}

.calendar-day.period {
  background: var(--accent-deep);
  color: var(--bg);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.calendar-day.period.today {
  box-shadow: var(--shadow-sm), inset 0 0 0 2px rgba(237, 235, 231, 0.4);
}

.calendar-day.selected {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.calendar-day .log-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  position: absolute;
  bottom: 4px;
}

.calendar-day.period .log-dot {
  background: rgba(237, 235, 231, 0.6);
}

/* ===== DAY DETAIL PANEL ===== */
.day-detail {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  margin-top: 12px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  animation: fadeIn 0.2s ease;
}

.day-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.day-detail-header h3 { font-size: 15px; }

/* ===== SYMPTOM CHIPS ===== */
.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.chip {
  padding: 9px 15px;
  border-radius: 24px;
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg);
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.25, 0.1, 0.25, 1);
  box-shadow: var(--shadow-sm);
}

.chip.selected {
  background: var(--accent-deep);
  color: var(--bg);
  border-color: var(--accent-deep);
  box-shadow: 0 2px 8px rgba(55, 37, 40, 0.25);
  transform: scale(1.02);
}

.chip:active { transform: scale(0.95); }

/* ===== FLOW SELECTOR ===== */
.flow-options {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.flow-option {
  padding: 12px 4px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
}

.flow-option.selected {
  background: var(--accent-deep);
  color: var(--bg);
  border-color: var(--accent-deep);
  box-shadow: 0 2px 8px rgba(55, 37, 40, 0.25);
}

.flow-option:active { transform: scale(0.95); }

/* ===== LOG ENTRIES LIST ===== */
.log-entry-item {
  background: var(--card);
  border-radius: var(--radius);
  padding: 15px 16px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-left: 3px solid transparent;
}

.log-entry-item:active { transform: scale(0.99); box-shadow: var(--shadow-md); }

.log-entry-item.has-period { border-left-color: var(--accent-deep); }

.log-entry-date {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
  font-variation-settings: 'opsz' 14;
}

.log-entry-summary {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.log-entry-flow {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.flow-spotting { background: rgba(168, 155, 145, 0.2); color: var(--accent); }
.flow-light { background: rgba(67,68,81,0.12); }
.flow-medium { background: rgba(67,68,81,0.3); color: #fff; }
.flow-heavy { background: var(--accent-deep); color: var(--bg); }

/* ===== SETTINGS ===== */
.setting-group {
  margin-bottom: 20px;
}

.setting-group-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 8px;
  padding-left: 4px;
}

.setting-row {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 15px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.1s;
  box-shadow: var(--shadow-sm);
}

.setting-row:active { background: var(--subtle); }

.setting-row:first-of-type { border-radius: var(--radius) var(--radius) 0 0; }
.setting-row:last-of-type { border-radius: 0 0 var(--radius) var(--radius); }
.setting-row:only-of-type { border-radius: var(--radius); }
.setting-row + .setting-row { border-top: none; }

.setting-row span { font-size: 15px; }

.setting-row .setting-value {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}

.setting-row .arrow::after {
  content: '\203A';
  font-size: 20px;
  color: var(--muted);
  margin-left: 8px;
}

/* ===== NOTIFICATION BANNER ===== */
.notif-banner {
  background: linear-gradient(135deg, var(--accent-deep) 0%, var(--accent) 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 4px 12px rgba(55, 37, 40, 0.3);
  animation: slideDown 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

.notif-banner p {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
}

.notif-banner .btn {
  width: auto;
  white-space: nowrap;
  background: rgba(255,255,255,0.25);
  color: #fff;
  font-size: 12px;
  padding: 8px 14px;
  border-radius: var(--radius-xs);
  box-shadow: none;
}

.notif-dismiss {
  background: none;
  border: none;
  color: rgba(255,255,255,0.7);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}

/* ===== BACKUP BANNER ===== */
.backup-banner {
  background: var(--card);
  border: 1.5px solid var(--accent);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}

.backup-banner p {
  font-size: 13px;
  font-weight: 500;
}

.backup-banner .btn {
  width: auto;
  white-space: nowrap;
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: calc(90px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--fg);
  color: var(--bg);
  padding: 12px 24px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 500;
  z-index: 1000;
  opacity: 0;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  pointer-events: none;
  max-width: calc(100% - 40px);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(67, 68, 81, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 900;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadeOverlay 0.2s ease;
}

@keyframes fadeOverlay {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal {
  background: var(--bg);
  border-radius: 20px 20px 0 0;
  padding: 28px 20px calc(28px + var(--safe-bottom));
  width: 100%;
  max-width: 480px;
  animation: slideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.modal::before {
  content: '';
  display: block;
  width: 36px;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  margin: 0 auto 20px;
}

.modal h3 { margin-bottom: 8px; }
.modal p { margin-bottom: 16px; color: var(--muted); font-size: 14px; }
.modal .btn { margin-bottom: 8px; }

/* ===== LANDING PAGE ===== */
.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
}

.landing-icon {
  width: 88px;
  height: 88px;
  margin-bottom: 24px;
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
}

.landing h1 { margin-bottom: 8px; }

.landing > p {
  color: var(--muted);
  margin-bottom: 36px;
  max-width: 300px;
  font-size: 15px;
}

.landing-features {
  text-align: left;
  width: 100%;
  max-width: 340px;
  margin-bottom: 36px;
}

.landing-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.landing-feature-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-deep) 0%, var(--fg) 100%);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.landing-feature div h3 { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.landing-feature div p { font-size: 13px; color: var(--muted); line-height: 1.45; }

.install-steps {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  width: 100%;
  max-width: 340px;
  text-align: left;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.install-steps h3 { margin-bottom: 14px; font-size: 16px; font-family: var(--font-display); font-weight: 500; }

.install-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.install-step:last-child { margin-bottom: 0; }

.step-num {
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: var(--accent-deep);
  color: var(--bg);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.install-step p { font-size: 14px; line-height: 1.5; }

.about-btn {
  background: var(--accent-deep);
  color: var(--bg);
  border: none;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: opacity 0.2s;
  width: auto;
}
.about-btn:active { opacity: 0.8; }

/* ===== SECTION SPACER ===== */
.spacer { height: 16px; }
.spacer-sm { height: 8px; }
.spacer-lg { height: 24px; }

/* ===== CUSTOM TAG INPUT ===== */
.tag-input-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.tag-input-row input { flex: 1; }
.tag-input-row .btn { width: auto; }

/* ===== DELETE ENTRY ===== */
.delete-row {
  text-align: center;
  margin-top: 24px;
}

.delete-link {
  background: none;
  border: none;
  color: #C93C3C;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  padding: 8px;
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--muted);
}

.empty-state-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.empty-state p { font-size: 14px; line-height: 1.5; }

/* ===== FAB ===== */
.fab {
  position: fixed;
  bottom: calc(80px + var(--safe-bottom));
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent-deep) 0%, var(--fg) 100%);
  color: var(--bg);
  border: none;
  font-size: 28px;
  font-weight: 300;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.fab:active { transform: scale(0.9) rotate(-90deg); }

/* ===== BOTTOM NAV ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(237, 235, 231, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: center;
  gap: 0;
  padding: 8px 16px calc(8px + var(--safe-bottom));
  z-index: 50;
}

.nav-item {
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  font-size: 10px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  padding: 6px 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color 0.15s;
  flex: 1;
}

.nav-item.active {
  color: var(--fg);
}

.nav-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item.active .nav-icon {
  background: var(--accent-deep);
  padding: 4px;
  border-radius: 8px;
  width: 32px;
  height: 28px;
}

.nav-item.active .nav-icon svg { stroke: var(--bg); }

/* Adjust page padding for bottom nav */
.has-nav { padding-bottom: calc(80px + var(--safe-bottom)); }

/* ===== SECTION HEADER ===== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 18px 0 10px;
}

.section-header h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  font-variation-settings: 'opsz' 16;
}

.section-header .link-btn {
  background: none;
  border: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
  padding: 4px 0;
}

/* ===== FREQUENCY PICKER ===== */
.freq-options {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.freq-option {
  padding: 8px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
}

.freq-option.selected {
  background: var(--accent-deep);
  color: var(--bg);
  border-color: var(--accent-deep);
}

.freq-option:active { transform: scale(0.95); }

/* ===== LANDING TAGLINE ===== */
.landing-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 18px;
  font-weight: 400;
  color: var(--accent-deep);
  letter-spacing: -0.2px;
  margin-bottom: 10px;
  font-variation-settings: 'opsz' 20;
}

/* ===== TRUST STATEMENT ===== */
.trust-statement {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 28px;
  max-width: 340px;
  width: 100%;
  text-align: left;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-deep);
}

.trust-lock-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-deep);
  margin-top: 1px;
}

.trust-statement p {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0;
}

.trust-statement strong {
  color: var(--fg);
}

/* ===== PRIVACY BADGE (Settings footer) ===== */
.privacy-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 8px;
}

.privacy-badge svg {
  color: var(--accent-deep);
  opacity: 0.7;
}

.privacy-badge span {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

/* ===== PRIVACY PAGE ===== */
.privacy-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px 18px 14px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.privacy-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 10px;
  font-variation-settings: 'opsz' 16;
}

.privacy-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.privacy-item:last-child { margin-bottom: 0; }

.privacy-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.privacy-icon.yes { color: var(--accent-deep); }
.privacy-icon.no { color: #C93C3C; opacity: 0.7; }

.privacy-item p {
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
}

/* ===== PIN WARNING ===== */
.pin-warning {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: var(--accent-deep-light);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  max-width: 280px;
  text-align: left;
}

.pin-warning svg { flex-shrink: 0; color: var(--accent-deep); margin-top: 1px; }

.pin-warning p {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
  margin: 0;
}

.pin-warning strong { color: var(--fg); }

/* ===== ONBOARDING BANNER ===== */
.onboard-banner {
  background: var(--card);
  border: 1.5px solid var(--accent-deep);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
  animation: slideDown 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.onboard-banner-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--accent-deep-light);
  color: var(--accent-deep);
  display: flex;
  align-items: center;
  justify-content: center;
}

.onboard-banner-content { flex: 1; }
.onboard-banner-content p { font-size: 13px; font-weight: 500; line-height: 1.4; margin-bottom: 2px; }
.onboard-banner-content small { font-size: 12px; }

.onboard-banner-actions {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
}

/* ===== PHASE SELECTOR ===== */
.phase-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.phase-option {
  padding: 10px 4px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
}

.phase-option.selected {
  background: var(--accent-deep);
  color: var(--bg);
  border-color: var(--accent-deep);
  box-shadow: 0 2px 8px rgba(55, 37, 40, 0.25);
}

.phase-option:active { transform: scale(0.95); }

/* ===== TEMPERATURE INPUT ===== */
.temp-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.temp-input-row input {
  flex: 1;
}

.temp-unit {
  font-size: 15px;
  font-weight: 600;
  color: var(--muted);
  flex-shrink: 0;
}

/* ===== DISCHARGE SELECTOR ===== */
.discharge-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.discharge-option {
  padding: 10px 4px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
}

.discharge-option.selected {
  background: var(--accent-deep);
  color: var(--bg);
  border-color: var(--accent-deep);
  box-shadow: 0 2px 8px rgba(55, 37, 40, 0.25);
}

.discharge-option:active { transform: scale(0.95); }

/* ===== OVULATION TEST SELECTOR ===== */
.ovtest-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.ovtest-option {
  padding: 10px 4px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: var(--shadow-sm);
}

.ovtest-option.selected {
  background: var(--accent-deep);
  color: var(--bg);
  border-color: var(--accent-deep);
  box-shadow: 0 2px 8px rgba(55, 37, 40, 0.25);
}

.ovtest-option:active { transform: scale(0.95); }

/* ===== ENTRY CARD BADGES ===== */
.log-entry-phase {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  background: var(--accent-deep-light);
  color: var(--accent-deep);
  letter-spacing: 0.3px;
}

.log-entry-temp {
  font-size: 12px;
  font-weight: 600;
  color: var(--fg);
  opacity: 0.7;
}

.log-entry-discharge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  background: rgba(168, 155, 145, 0.15);
  color: var(--accent);
}

.log-entry-ovtest {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.ovtest-positive { background: rgba(76, 153, 96, 0.15); color: #3d7a4d; }
.ovtest-negative { background: rgba(67, 68, 81, 0.08); color: var(--muted); }
.ovtest-inconclusive { background: rgba(200, 160, 60, 0.15); color: #9a7a2e; }

/* ===== DAY DETAIL BADGES ===== */
.day-detail-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

/* ===== NOTIF EXPLAINER ===== */
.notif-explainer {
  background: var(--accent-deep-light);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-top: -10px;
  margin-bottom: 20px;
}

.notif-explainer p {
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
  margin: 0;
}