/* ============================================
   THE HUNDRED - Reformer Pilates
   Luxury Design System
   Colors: Warm beige, gold, cream
   Fonts: Cormorant (headings) + Montserrat (body)
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand Colors */
  --color-gold: #B8960C;
  --color-gold-light: #D4AF37;
  --color-gold-dark: #8B7209;
  --color-gold-muted: #C9B97A;

  /* Neutrals */
  --color-cream: #FAF8F5;
  --color-cream-dark: #F0EBE3;
  --color-sand: #E8E0D5;
  --color-warm-gray: #9C9590;
  --color-warm-gray-dark: #6B6560;
  --color-charcoal: #3D3A37;
  --color-dark: #2D2A26;
  --color-black: #1C1917;

  /* Functional */
  --color-bg: var(--color-cream);
  --color-text: var(--color-dark);
  --color-text-muted: var(--color-warm-gray-dark);
  --color-accent: var(--color-gold);
  --color-border: var(--color-sand);

  /* Typography */
  --font-heading: 'Cormorant', Georgia, serif;
  --font-body: 'Montserrat', 'Helvetica Neue', sans-serif;

  /* Spacing */
  --section-padding: 120px;
  --container-max: 1200px;

  /* Transitions */
  --transition-fast: 200ms ease;
  --transition-medium: 400ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 600ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-dark);
}

h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: 0.02em;
}

h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
}

h4 {
  font-size: 1.2rem;
  font-weight: 500;
}

p {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--color-text-muted);
}

.text-gold {
  color: var(--color-gold);
}

.text-center {
  text-align: center;
}

.subtitle {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.section-intro {
  max-width: 600px;
  margin: 0 auto 3rem;
  text-align: center;
  color: var(--color-warm-gray-dark);
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: var(--section-padding) 0;
}

.section-sm {
  padding: 80px 0;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1rem 2rem;
  transition: all var(--transition-medium);
}

.nav.scrolled {
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
  padding: 0.5rem 2rem;
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  height: 200px;
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  filter: contrast(1.2);
  clip-path: inset(0 0 0 0);
}

.nav.scrolled .nav-logo {
  height: 135px;
  clip-path: inset(0% 10% 40% 10%);
  margin-top: 0px;
  margin-bottom: -54px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  position: relative;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition-medium);
}

.nav-links a:hover {
  color: var(--color-gold);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-gold);
}

.nav-links a.active::after {
  width: 100%;
}

/* Mobile Menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  z-index: 60;
}

.nav-toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--color-charcoal);
  transition: all var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 4px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -4px);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-cream);
  z-index: 55;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.mobile-nav.active {
  display: flex;
  opacity: 1;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-charcoal);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.mobile-nav a:hover {
  color: var(--color-gold);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 40px;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--color-gold);
  color: #fff;
  border: 1px solid var(--color-gold);
}

.btn-primary:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-charcoal);
}

.btn-outline:hover {
  background: var(--color-charcoal);
  color: #fff;
}

.btn-outline-gold {
  background: transparent;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
}

.btn-outline-gold:hover {
  background: var(--color-gold);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--color-dark);
  border: 1px solid #fff;
}

.btn-white:hover {
  background: transparent;
  color: #fff;
  border-color: #fff;
}

.btn-lg {
  padding: 18px 50px;
  font-size: 0.8rem;
}

.btn-sm {
  padding: 10px 28px;
  font-size: 0.7rem;
}

/* ---------- Elegant Text Link Buttons ---------- */
.link-primary {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-gold);
  padding-bottom: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.link-primary:hover {
  color: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
}

.link-secondary {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-warm-gray-dark);
  cursor: pointer;
  transition: color 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.link-secondary:hover {
  color: var(--color-gold);
}

.link-secondary svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s ease;
}

.link-secondary:hover svg {
  transform: translateX(3px);
}

/* Nav link-style register button */
.nav-register::after {
  display: none;
}

.nav-register {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.nav-register:hover {
  border-color: var(--color-gold);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(250, 248, 245, 0.92) 0%,
    rgba(240, 235, 227, 0.85) 50%,
    rgba(232, 224, 213, 0.80) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 2rem;
}

.hero-logo {
  width: 220px;
  margin: 0 auto 2rem;
  opacity: 0;
  transform: scale(0.7);
  filter: blur(8px);
  animation: heroLogoReveal 1.6s cubic-bezier(0.22, 1, 0.36, 1) 0.2s forwards,
             heroLogoGlow 3s ease-in-out 2.5s infinite;
}

.hero h1 {
  color: #7D6B35;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1s ease 1s forwards;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1s ease 1.4s forwards;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1s ease 1.6s forwards;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  opacity: 0;
  animation: fadeUp 1s ease 2s forwards;
}

.hero-scroll span {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--color-gold), transparent);
  margin: 0 auto;
  animation: scrollLine 2s ease infinite;
}

/* ---------- Cards ---------- */
.card {
  background: #fff;
  border: 1px solid var(--color-sand);
  padding: 2.5rem;
  transition: all var(--transition-medium);
  cursor: pointer;
}

.card:hover {
  border-color: var(--color-gold-muted);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.card-highlight {
  border-color: var(--color-gold);
  position: relative;
}

.card-highlight::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
}

/* ---------- Editorial Cards (Option A) ---------- */
.editorial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.editorial-card {
  position: relative;
  padding: 3rem 2.5rem;
  border-right: 1px solid var(--color-sand);
  cursor: pointer;
  transition: background 0.4s ease;
  background: transparent;
}

.editorial-card:last-child {
  border-right: none;
}

.editorial-card:hover {
  background: rgba(184, 150, 12, 0.03);
}

.editorial-number {
  font-family: var(--font-heading);
  font-size: 8rem;
  font-weight: 300;
  color: var(--color-gold);
  opacity: 0.1;
  line-height: 1;
  margin-bottom: -2rem;
}

.editorial-tag {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.editorial-tag::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--color-gold);
}

.editorial-card h3 {
  margin-bottom: 0.75rem;
}

.editorial-card p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-warm-gray-dark);
}

.editorial-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  transition: color 0.3s ease, gap 0.3s ease;
}

.editorial-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.editorial-card:hover .editorial-arrow {
  color: var(--color-gold);
  gap: 0.75rem;
}

.editorial-card:hover .editorial-arrow svg {
  transform: translateX(4px);
}

/* Editorial grid for 2 columns (pricing) */
.editorial-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.editorial-grid-2 .editorial-card:nth-child(2) {
  border-right: none;
}

/* Responsive editorial grid */
@media (max-width: 768px) {
  .editorial-grid,
  .editorial-grid-2 {
    grid-template-columns: 1fr;
  }

  .editorial-card {
    border-right: none;
    border-bottom: 1px solid var(--color-sand);
  }

  .editorial-card:last-child {
    border-bottom: none;
  }
}

/* ---------- Form Elements ---------- */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px 16px;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--color-dark);
  background: #fff;
  border: 1px solid var(--color-sand);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(184, 150, 12, 0.08);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-warm-gray);
  font-weight: 300;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B6560' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--color-warm-gray);
  margin-top: 0.4rem;
}

.form-error {
  font-size: 0.8rem;
  color: #C53030;
  margin-top: 0.4rem;
  display: none;
}

.form-group.error .form-input,
.form-group.error .form-textarea {
  border-color: #C53030;
}

.form-group.error .form-error {
  display: block;
}

.form-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 2rem 0;
  color: var(--color-warm-gray);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-sand);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-black);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  margin-top: 1.5rem;
  line-height: 1.7;
}

.footer-logo {
  height: 45px;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer h4 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.footer ul li {
  margin-bottom: 0.75rem;
}

.footer ul li a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
  cursor: pointer;
}

.footer ul li a:hover {
  color: var(--color-gold-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.footer-social a {
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition-fast);
  cursor: pointer;
}

.footer-social a:hover {
  color: var(--color-gold-light);
}

/* ---------- Decorative Elements ---------- */
.gold-line {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: 1.5rem auto;
}

.gold-line-left {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
  margin: 1.5rem 0;
}

.section-dark {
  background: var(--color-black);
  color: #fff;
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: #fff;
}

.section-dark p {
  color: rgba(255, 255, 255, 0.6);
}

.section-sand {
  background: var(--color-cream-dark);
}

/* ---------- Image Placeholders (luxury gradient style) ---------- */
.img-placeholder {
  background: linear-gradient(
    135deg,
    var(--color-cream-dark) 0%,
    var(--color-sand) 50%,
    var(--color-cream-dark) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.img-placeholder::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    ellipse at center,
    rgba(184, 150, 12, 0.08) 0%,
    transparent 60%
  );
}

.img-placeholder-dark {
  background: linear-gradient(
    135deg,
    #2D2A26 0%,
    #3D3A37 50%,
    #2D2A26 100%
  );
}

/* ---------- Animations ---------- */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroLogoReveal {
  0% { opacity: 0; transform: scale(0.7); filter: blur(8px); }
  60% { opacity: 1; transform: scale(1.05); filter: blur(0); }
  80% { transform: scale(0.97); }
  100% { opacity: 1; transform: scale(1); filter: blur(0); }
}

@keyframes heroLogoGlow {
  0%, 100% { filter: drop-shadow(0 0 0px transparent); }
  50% { filter: drop-shadow(0 0 20px rgba(184, 150, 12, 0.3)); }
}

@keyframes heroLineExpand {
  0% { width: 0; opacity: 0; }
  100% { width: 60px; opacity: 1; }
}

@keyframes scrollLine {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

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

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Scroll reveal utility */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- Prefers Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 60px;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .btn-lg {
    padding: 14px 36px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1.25rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }
}

/* ---------- Page Header (for sub-pages) ---------- */
.page-header {
  padding: 160px 0 80px;
  text-align: center;
  background: linear-gradient(
    180deg,
    var(--color-cream-dark) 0%,
    var(--color-cream) 100%
  );
}

.page-header .subtitle {
  margin-bottom: 0.75rem;
}

.page-header h1 {
  margin-bottom: 1rem;
}

.page-header p {
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- Grid Layouts ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- Booking Calendar ---------- */
.calendar {
  background: #fff;
  border: 1px solid var(--color-sand);
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-sand);
}

.calendar-header h3 {
  font-family: var(--font-heading);
}

.calendar-nav {
  display: flex;
  gap: 0.5rem;
}

.calendar-nav button {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-sand);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-charcoal);
}

.calendar-nav button:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-day-label {
  padding: 1rem 0.5rem;
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-warm-gray);
  border-bottom: 1px solid var(--color-sand);
}

.calendar-day {
  min-height: 100px;
  padding: 0.5rem;
  border-bottom: 1px solid var(--color-sand);
  border-right: 1px solid var(--color-sand);
  position: relative;
}

.calendar-day:nth-child(7n) {
  border-right: none;
}

.calendar-day-number {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: 0.25rem;
}

.calendar-day.other-month .calendar-day-number {
  color: var(--color-warm-gray);
  opacity: 0.4;
}

.calendar-day.today {
  background: rgba(184, 150, 12, 0.04);
}

.calendar-day.today .calendar-day-number {
  color: var(--color-gold);
  font-weight: 600;
}

.calendar-event {
  font-size: 0.7rem;
  padding: 3px 6px;
  margin-bottom: 2px;
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.calendar-event:hover {
  transform: translateX(2px);
}

.calendar-event.intro {
  background: rgba(184, 150, 12, 0.12);
  color: var(--color-gold-dark);
  border-left: 2px solid var(--color-gold);
}

.calendar-event.beginner {
  background: rgba(107, 101, 96, 0.1);
  color: var(--color-charcoal);
  border-left: 2px solid var(--color-warm-gray-dark);
}

.calendar-event.advanced {
  background: rgba(45, 42, 38, 0.1);
  color: var(--color-dark);
  border-left: 2px solid var(--color-dark);
}

/* Course detail modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.modal {
  background: #fff;
  max-width: 500px;
  width: 100%;
  padding: 3rem;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-warm-gray);
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-dark);
}

/* ---------- Pricing Toggle ---------- */
.pricing-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 4px 12px;
  background: rgba(184, 150, 12, 0.1);
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.price {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 400;
  color: var(--color-dark);
  line-height: 1;
}

.price span {
  font-size: 1.2rem;
  color: var(--color-warm-gray);
}

.price-per {
  font-size: 0.85rem;
  color: var(--color-warm-gray);
  margin-top: 0.25rem;
}

.pricing-features {
  margin: 2rem 0;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-sand);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li svg {
  width: 16px;
  height: 16px;
  color: var(--color-gold);
  flex-shrink: 0;
}

/* ---------- Team Cards ---------- */
.team-card {
  text-align: center;
  transition: all var(--transition-medium);
}

.team-card:hover {
  transform: translateY(-4px);
}

.team-photo {
  width: 100%;
  aspect-ratio: 3 / 4;
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.team-card:hover .team-photo img {
  transform: scale(1.03);
}

.team-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
}

.team-card .role {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}

.team-card p {
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ---------- Week View (Booking) ---------- */
.week-view {
  background: #fff;
  border: 1px solid var(--color-sand);
  overflow-x: auto;
}

.week-header {
  display: grid;
  grid-template-columns: 80px repeat(7, 1fr);
  border-bottom: 1px solid var(--color-sand);
}

.week-header-cell {
  padding: 1rem 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-warm-gray-dark);
}

.week-header-cell.today-col {
  color: var(--color-gold);
  font-weight: 600;
}

.week-header-date {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  display: block;
  margin-top: 0.25rem;
  color: var(--color-charcoal);
}

.week-body {
  display: grid;
  grid-template-columns: 80px repeat(7, 1fr);
}

.week-time {
  padding: 1rem 0.5rem;
  font-size: 0.75rem;
  color: var(--color-warm-gray);
  text-align: right;
  border-bottom: 1px solid var(--color-sand);
  border-right: 1px solid var(--color-sand);
}

.week-slot {
  padding: 0.5rem;
  border-bottom: 1px solid var(--color-sand);
  border-right: 1px solid var(--color-sand);
  min-height: 70px;
}

.week-slot:nth-child(8n) {
  border-right: none;
}

.week-slot .calendar-event {
  padding: 6px 8px;
  font-size: 0.75rem;
}

/* ---------- View Toggle ---------- */
.view-toggle {
  display: flex;
  border: 1px solid var(--color-sand);
  overflow: hidden;
}

.view-toggle button {
  padding: 10px 20px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-warm-gray-dark);
  border-right: 1px solid var(--color-sand);
}

.view-toggle button:last-child {
  border-right: none;
}

.view-toggle button.active {
  background: var(--color-gold);
  color: #fff;
}

.view-toggle button:hover:not(.active) {
  background: var(--color-cream-dark);
}

/* ---------- Credit Display ---------- */
.credit-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: #fff;
  border: 1px solid var(--color-sand);
  margin-bottom: 1.5rem;
}

.credit-bar .credits {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--color-dark);
}

.credit-bar .credits strong {
  color: var(--color-gold);
  font-weight: 600;
}

/* ---------- File Upload ---------- */
.file-upload {
  border: 2px dashed var(--color-sand);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-upload:hover {
  border-color: var(--color-gold-muted);
  background: rgba(184, 150, 12, 0.02);
}

.file-upload svg {
  width: 32px;
  height: 32px;
  color: var(--color-warm-gray);
  margin-bottom: 0.75rem;
}

.file-upload p {
  font-size: 0.85rem;
}

.file-upload span {
  color: var(--color-gold);
  font-weight: 500;
  cursor: pointer;
}

/* ---------- Password Strength ---------- */
.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 0.5rem;
}

.password-strength-bar {
  flex: 1;
  height: 3px;
  background: var(--color-sand);
  transition: background var(--transition-fast);
}

.password-strength-bar.active.weak { background: #C53030; }
.password-strength-bar.active.medium { background: var(--color-gold); }
.password-strength-bar.active.strong { background: #38A169; }

/* ---------- List View (Booking) ---------- */
.list-view {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.list-item {
  display: flex;
  align-items: center;
  background: #fff;
  border: 1px solid var(--color-sand);
  padding: 1.25rem 1.5rem;
  gap: 1.5rem;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.list-item:hover {
  border-color: var(--color-gold-muted);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.list-item-time {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-dark);
  white-space: nowrap;
  min-width: 80px;
}

.list-item-info {
  flex: 1;
}

.list-item-info h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 0.15rem;
}

.list-item-info p {
  font-size: 0.8rem;
  color: var(--color-warm-gray);
}

.list-item-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--color-warm-gray);
}

.list-item-spots {
  font-weight: 500;
}

.list-item-spots.low {
  color: #C53030;
}

/* ---------- Notification / Toast ---------- */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--color-dark);
  color: #fff;
  padding: 1rem 1.5rem;
  font-size: 0.85rem;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-medium);
}

.toast.visible {
  transform: translateY(0);
  opacity: 1;
}

.toast svg {
  width: 20px;
  height: 20px;
  color: var(--color-gold);
  flex-shrink: 0;
}