/* ───────────────────────────────────────────────────────
   Dreamer's Yoga & Pilates — Custom Styles
   On top of Tailwind CSS CDN
──────────────────────────────────────────────────────── */

/* Google Fonts imported via HTML <link> in header.php */

/* ── Root palette ─────────────────────────────────── */
:root {
  --cream:       #FAF7F2;
  --beige:       #F0E9DE;
  --beige-dark:  #E0D4C0;
  --sage:        #8FA882;
  --sage-light:  #C4D4BB;
  --terracotta:  #C07850;
  --rose:        #D4929A;
  --rose-light:  #F0D4D8;
  --brown:       #6B4F3A;
  --text-dark:   #2C2118;
  --text-mid:    #6B5744;
  --text-light:  #A0896F;
  --white:       #FFFFFF;
}

/* ── Base ─────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  background-color: var(--cream);
  color: var(--text-dark);
  font-family: 'Lato', sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

h1, h2, h3, h4, h5 {
  font-family: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  font-weight: 600;
  color: var(--brown);
  line-height: 1.25;
}

a { color: var(--terracotta); text-decoration: none; }
a:hover { color: var(--brown); }

/* ── Utility colour classes ───────────────────────── */
.bg-cream        { background-color: var(--cream); }
.bg-beige        { background-color: var(--beige); }
.bg-sage         { background-color: var(--sage); }
.bg-sage-light   { background-color: var(--sage-light); }
.bg-terracotta   { background-color: var(--terracotta); }
.bg-rose         { background-color: var(--rose); }
.bg-rose-light   { background-color: var(--rose-light); }
.text-terracotta { color: var(--terracotta); }
.text-rose       { color: var(--rose); }
.text-sage       { color: var(--sage); }
.text-brown      { color: var(--brown); }
.text-mid        { color: var(--text-mid); }
.text-light-muted{ color: var(--text-light); }
.border-beige    { border-color: var(--beige-dark); }

/* ── Navbar ───────────────────────────────────────── */
.navbar {
  background-color: var(--cream);
  border-bottom: 1px solid var(--beige-dark);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brown);
  letter-spacing: 0.02em;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-mid);
  transition: color 0.2s;
}
.nav-link:hover,
.nav-link.active { color: var(--terracotta); }

/* ── Buttons ──────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.5rem;
  border-radius: 2px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  outline: none;
}

.btn-primary {
  background-color: var(--terracotta);
  color: var(--white);
}
.btn-primary:hover { background-color: var(--brown); color: var(--white); }

.btn-secondary {
  background-color: transparent;
  color: var(--terracotta);
  border: 1.5px solid var(--terracotta);
}
.btn-secondary:hover { background-color: var(--terracotta); color: var(--white); }

.btn-sage {
  background-color: var(--sage);
  color: var(--white);
}
.btn-sage:hover { background-color: #6E8B62; }

.btn-rose {
  background-color: var(--rose);
  color: var(--white);
}
.btn-rose:hover { background-color: #B87880; }

.btn-ghost {
  background-color: transparent;
  color: var(--text-mid);
  border: 1.5px solid var(--beige-dark);
}
.btn-ghost:hover { border-color: var(--terracotta); color: var(--terracotta); }

.btn-danger {
  background-color: #C0392B;
  color: var(--white);
}
.btn-danger:hover { background-color: #96281B; }

.btn-sm { padding: 0.35rem 0.9rem; font-size: 0.75rem; }
.btn-lg { padding: 0.85rem 2.2rem; font-size: 0.95rem; }

/* ── Cards ────────────────────────────────────────── */
.card {
  background-color: var(--white);
  border: 1px solid var(--beige-dark);
  border-radius: 4px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(107,79,58,0.06);
}

.card-beige {
  background-color: var(--beige);
  border-color: var(--beige-dark);
}

.card-hover {
  transition: box-shadow 0.25s, transform 0.25s;
}
.card-hover:hover {
  box-shadow: 0 6px 20px rgba(107,79,58,0.12);
  transform: translateY(-2px);
}

/* ── Stat cards ───────────────────────────────────── */
.stat-card {
  background: var(--white);
  border: 1px solid var(--beige-dark);
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
  text-align: center;
}
.stat-card .stat-number {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--terracotta);
  line-height: 1;
}
.stat-card .stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-top: 0.35rem;
}

/* ── Forms ────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-mid);
  margin-bottom: 0.4rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  background-color: var(--white);
  border: 1.5px solid var(--beige-dark);
  border-radius: 3px;
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--text-dark);
  transition: border-color 0.2s;
  appearance: none;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--terracotta);
  box-shadow: 0 0 0 3px rgba(192,120,80,0.12);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B5744' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.5rem;
}

.form-error {
  font-size: 0.82rem;
  color: #C0392B;
  margin-top: 0.3rem;
}

/* ── Alerts ───────────────────────────────────────── */
.alert {
  padding: 0.9rem 1.25rem;
  border-radius: 3px;
  font-size: 0.9rem;
  border-left: 4px solid;
  margin-bottom: 1rem;
}
.alert-success { background: #EAF5EA; border-color: #4CAF50; color: #2E7D32; }
.alert-error   { background: #FDEAEA; border-color: #C0392B; color: #7B1A1A; }
.alert-warning { background: #FFF8E8; border-color: var(--terracotta); color: var(--brown); }
.alert-info    { background: var(--rose-light); border-color: var(--rose); color: var(--brown); }

/* ── Tables ───────────────────────────────────────── */
.table-wrap { overflow-x: auto; }

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
table.data-table th {
  background-color: var(--beige);
  color: var(--text-mid);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--beige-dark);
}
table.data-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--beige);
  color: var(--text-dark);
  vertical-align: middle;
}
table.data-table tbody tr:hover { background-color: #FDFAF6; }

/* ── Badges ───────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.badge-green    { background: #DCF5DC; color: #2E7D32; }
.badge-red      { background: #FDEAEA; color: #C0392B; }
.badge-yellow   { background: #FFF8D6; color: #856404; }
.badge-blue     { background: #E3F0FF; color: #1A5276; }
.badge-rose     { background: var(--rose-light); color: #8B3A42; }
.badge-sage     { background: #DCF0D8; color: #3A5E32; }
.badge-gray     { background: #F0EDE8; color: var(--text-mid); }

/* ── Hero ─────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--beige) 0%, var(--cream) 60%, var(--rose-light) 100%);
  min-height: 88vh;
  display: flex;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 600;
  color: var(--brown);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-mid);
  margin-top: 1rem;
  font-weight: 300;
  letter-spacing: 0.03em;
}

/* ── Divider ──────────────────────────────────────── */
.divider {
  width: 48px;
  height: 2px;
  background-color: var(--terracotta);
  margin: 1rem 0;
}
.divider-center { margin: 1rem auto; }

/* ── Section ──────────────────────────────────────── */
.section { padding: 4rem 0; }
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 0.5rem;
}

/* ── Sidebar layout (admin/teacher) ──────────────── */
.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  min-width: 240px;
  background-color: var(--brown);
  color: var(--cream);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 200;
  transition: transform 0.3s ease;
}

.sidebar-logo {
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sidebar-logo span {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--beige);
}

.sidebar-nav { flex: 1; padding: 1rem 0; }

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1.25rem;
  font-size: 0.88rem;
  color: rgba(240,233,222,0.8);
  letter-spacing: 0.04em;
  transition: background 0.2s, color 0.2s;
}
.sidebar-link:hover,
.sidebar-link.active {
  background: rgba(255,255,255,0.1);
  color: var(--beige);
}
.sidebar-link.active { border-left: 3px solid var(--rose); }

.sidebar-section-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(240,233,222,0.4);
  padding: 1rem 1.25rem 0.35rem;
}

.main-content {
  margin-left: 240px;
  flex: 1;
  min-height: 100vh;
  background-color: var(--cream);
}

.main-header {
  background: var(--white);
  border-bottom: 1px solid var(--beige-dark);
  padding: 1rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.main-body { padding: 2rem 1.75rem; }

/* ── Hamburger for mobile sidebar ────────────────── */
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--brown);
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 150;
  }
  .sidebar-overlay.open { display: block; }
  .main-content { margin-left: 0; }
  .sidebar-toggle { display: flex; }
}

/* ── Class cards ──────────────────────────────────── */
.class-card {
  background: var(--white);
  border: 1px solid var(--beige-dark);
  border-radius: 4px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.class-card:hover { box-shadow: 0 4px 16px rgba(107,79,58,0.1); }

.class-card-header {
  background: var(--beige);
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--beige-dark);
}

.class-type-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
}
.tag-private { background: var(--rose-light); color: #8B3A42; }
.tag-group2  { background: #DCF0D8; color: #3A5E32; }
.tag-group3  { background: #E8F0FF; color: #1A4080; }
.tag-yoga    { background: #F0F0E8; color: #5A5A30; }

/* ── Pricing table ────────────────────────────────── */
.pricing-card {
  background: var(--white);
  border: 1px solid var(--beige-dark);
  border-radius: 4px;
  overflow: hidden;
}
.pricing-card-header {
  background: var(--brown);
  color: var(--beige);
  padding: 1.25rem 1.5rem;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
}
.pricing-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--beige);
  font-size: 0.9rem;
}
.pricing-row:last-child { border-bottom: none; }
.pricing-row:hover { background: var(--beige); }
.price-regular { color: var(--text-light); text-decoration: line-through; font-size: 0.82rem; }
.price-discount { color: var(--terracotta); font-weight: 700; font-size: 1rem; }

/* ── Reminder banner ──────────────────────────────── */
.reminder-banner {
  background: var(--rose-light);
  border: 1px solid var(--rose);
  border-radius: 4px;
  padding: 0.85rem 1.25rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.88rem;
  color: var(--brown);
}

/* ── Calendar/schedule grid ───────────────────────── */
.week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
}
@media (max-width: 640px) {
  .week-grid { grid-template-columns: repeat(3, 1fr); }
}

.day-col-header {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-mid);
  padding: 0.5rem;
}

.day-col-today .day-col-header { color: var(--terracotta); }

/* ── Modal ────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(44,33,24,0.5);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-box {
  background: var(--white);
  border-radius: 6px;
  padding: 2rem;
  max-width: 480px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(44,33,24,0.25);
  animation: modalIn 0.25s ease;
  max-height: 90vh;
  overflow-y: auto;
}

/* Tall modal: fixed header + scrollable body + sticky footer */
.modal-tall {
  background: var(--white);
  border-radius: 12px 12px 0 0;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 -4px 40px rgba(44,33,24,0.2);
  display: flex;
  flex-direction: column;
  max-height: 92vh;
  animation: modalSlideUp 0.28s cubic-bezier(0.34,1.06,0.64,1);
}
.modal-tall-header {
  padding: 1.25rem 1.5rem 1rem;
  border-bottom: 1px solid var(--beige-dark);
  flex-shrink: 0;
}
.modal-tall-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 1.5rem;
  -webkit-overflow-scrolling: touch;
}
.modal-tall-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--beige-dark);
  background: var(--white);
  flex-shrink: 0;
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}
.modal-backdrop.modal-bottom {
  align-items: flex-end;
  padding: 0;
}
@keyframes modalSlideUp {
  from { opacity:0; transform: translateY(40px); }
  to   { opacity:1; transform: translateY(0); }
}
@keyframes modalIn {
  from { opacity:0; transform: translateY(-16px); }
  to   { opacity:1; transform: translateY(0); }
}

/* Mobile: full-screen modals */
@media (max-width: 640px) {
  .modal-backdrop {
    align-items: flex-end;
    padding: 0;
  }
  .modal-box {
    max-width: 100%;
    max-height: 95vh;
    border-radius: 16px 16px 0 0;
    padding: 1.5rem;
    animation: modalSlideUp 0.25s ease;
  }
  .modal-tall {
    max-width: 100%;
    max-height: 95vh;
    border-radius: 16px 16px 0 0;
  }
  .modal-tall-header {
    padding: 1rem 1.25rem 0.75rem;
  }
  .modal-tall-body {
    padding: 1rem 1.25rem;
  }
  .modal-tall-footer {
    padding: 0.75rem 1.25rem;
  }
}

/* Desktop: center the tall modal */
@media (min-width: 768px) {
  .modal-backdrop.modal-bottom {
    align-items: center;
    padding: 1rem;
  }
  .modal-tall {
    border-radius: 12px;
    max-height: 88vh;
  }
}

/* Mobile: bigger touch targets */
@media (max-width: 640px) {
  .modal-tall-body .form-input,
  .modal-tall-body .form-select,
  .modal-tall-body select {
    font-size: 16px; /* prevent iOS zoom */
    min-height: 44px;
  }
  .modal-tall-footer .btn {
    min-height: 48px;
    font-size: 1rem;
  }
  .modal-tall-footer {
    flex-direction: column-reverse;
  }
  .modal-tall-footer .btn {
    width: 100%;
  }
}

/* ── Page header bar ──────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.page-title {
  font-size: 1.6rem;
  color: var(--brown);
  margin: 0;
}

/* ── Footer ───────────────────────────────────────── */
.site-footer {
  background-color: var(--brown);
  color: var(--beige);
  padding: 3rem 0 1.5rem;
}
.site-footer a { color: var(--beige-dark); }
.site-footer a:hover { color: var(--white); }
.footer-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  color: var(--beige);
}

/* ── Loading spinner ──────────────────────────────── */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(255,255,255,0.4);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Scrollbar (webkit) ───────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--beige); }
::-webkit-scrollbar-thumb { background: var(--beige-dark); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-light); }

/* ── Print ────────────────────────────────────────── */
@media print {
  .sidebar, .main-header, .btn, .no-print { display: none !important; }
  .main-content { margin-left: 0 !important; }
}