/* ============================================
   CarWash Sevilla - Premium, Serious & Elegant Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Carbon / Black */
  --neutral-50: #ffffff;
  --neutral-100: #f5f5f5;
  --neutral-200: #e5e5e5;
  --neutral-300: #d4d4d4;
  --neutral-400: #a3a3a3;
  --neutral-500: #737373;
  --neutral-600: #525252;
  --neutral-700: #404040;
  --neutral-800: #262626;
  --neutral-900: #171717;
  --neutral-950: #0a0a0a;

  /* Silver / Chrome */
  --silver-300: #cbd5e1;
  --silver-400: #94a3b8;
  --silver-500: #64748b;

  /* Gold / Bronze Accent (Subtle, Premium) */
  --accent-200: #fde68a;
  --accent-300: #fcd34d;
  --accent-400: #fbbf24;
  --accent-500: #f59e0b;
  --accent-600: #d97706;
  --accent-700: #b45309;

  /* Deep Blue/Grey for subtle contrast */
  --deep-slate: #0f172a;

  /* Surfaces */
  --surface-bg: #050505;
  --surface-card: #121212;
  --surface-soft: #0a0a0a;
  --surface-border: #262626;

  /* Gradients */
  --gradient-accent: linear-gradient(135deg, #d97706, #fbbf24);
  --gradient-metallic: linear-gradient(135deg, #404040, #171717);
  --gradient-hero-overlay: linear-gradient(180deg, rgba(5, 5, 5, 0.7) 0%, rgba(5, 5, 5, 0.95) 100%);
  --gradient-card: linear-gradient(145deg, rgba(38, 38, 38, 0.4), rgba(10, 10, 10, 0.8));

  /* Typography */
  --font-display: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Radius (sharper for masculine look) */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.8);
  --shadow-accent: 0 4px 20px rgba(217, 119, 6, 0.25);
  --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.9);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  background: var(--surface-bg);
  color: var(--neutral-300);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

a {
  color: var(--accent-500);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-400);
}

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

/* ---- Utility ---- */
.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section-alt {
  background: var(--surface-soft);
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 900;
  text-align: center;
  margin-bottom: var(--space-md);
  color: var(--neutral-50);
  letter-spacing: -1px;
  text-transform: uppercase;
}

.section-subtitle {
  text-align: center;
  color: var(--neutral-400);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
  line-height: 1.7;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 36px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--neutral-950);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  color: var(--neutral-50);
  border: 1px solid var(--neutral-500);
}

.btn-outline:hover {
  background: var(--neutral-800);
  border-color: var(--accent-500);
  color: var(--accent-500);
}

.btn-lg {
  padding: 18px 48px;
  font-size: 1rem;
}

/* ---- Watermark Bubbles ---- */
.watermark-bubbles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 999;
  /* Sobre los fondos pero bajo modals */
  overflow: hidden;
  pointer-events: none;
}

.bubble {
  position: absolute;
  bottom: -100px;
  background-color: transparent;
  border: 1px solid rgba(255, 255, 255, 0.05);
  /* Very subtle white edge */
  border-radius: 50%;
  box-shadow: inset 0 0 10px rgba(251, 191, 36, 0.03);
  /* Extremely subtle gold inside */
  animation: floatUp 15s infinite ease-in;
  opacity: 0;
}

.bubble:nth-child(1) {
  width: 40px;
  height: 40px;
  left: 10%;
  animation-duration: 18s;
  animation-delay: 0s;
}

.bubble:nth-child(2) {
  width: 80px;
  height: 80px;
  left: 20%;
  animation-duration: 22s;
  animation-delay: 2s;
  border-width: 2px;
}

.bubble:nth-child(3) {
  width: 30px;
  height: 30px;
  left: 35%;
  animation-duration: 15s;
  animation-delay: 5s;
}

.bubble:nth-child(4) {
  width: 60px;
  height: 60px;
  left: 50%;
  animation-duration: 25s;
  animation-delay: 0s;
}

.bubble:nth-child(5) {
  width: 50px;
  height: 50px;
  left: 65%;
  animation-duration: 17s;
  animation-delay: 3s;
}

.bubble:nth-child(6) {
  width: 90px;
  height: 90px;
  left: 80%;
  animation-duration: 28s;
  animation-delay: 1s;
  border-width: 2px;
}

.bubble:nth-child(7) {
  width: 35px;
  height: 35px;
  left: 90%;
  animation-duration: 16s;
  animation-delay: 6s;
}

.bubble:nth-child(8) {
  width: 45px;
  height: 45px;
  left: 15%;
  animation-duration: 20s;
  animation-delay: 8s;
}

.bubble:nth-child(9) {
  width: 25px;
  height: 25px;
  left: 75%;
  animation-duration: 14s;
  animation-delay: 4s;
}

.bubble:nth-child(10) {
  width: 70px;
  height: 70px;
  left: 45%;
  animation-duration: 24s;
  animation-delay: 7s;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) scale(1) translateX(0);
    opacity: 0;
  }

  20% {
    opacity: 1;
    /* Maximum visibility at the start of travel */
  }

  50% {
    transform: translateY(-50vh) scale(1.1) translateX(20px);
    opacity: 0.7;
  }

  80% {
    opacity: 0.4;
  }

  100% {
    transform: translateY(-100vh) scale(1.2) translateX(-20px);
    opacity: 0;
  }
}

/* ---- Navbar ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-lg) 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(5, 5, 5, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--surface-border);
  padding: var(--space-md) 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--neutral-50);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.navbar-brand .brand-icon {
  width: 32px;
  height: 32px;
  border-left: 3px solid var(--accent-500);
  border-bottom: 3px solid var(--accent-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transform: rotate(-15deg);
}

.navbar-brand span {
  color: var(--neutral-50);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--space-xl);
  align-items: center;
}

.nav-links a {
  color: var(--neutral-300);
  font-weight: 500;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-fast);
}

.nav-links a:hover {
  color: var(--accent-400);
}

.nav-cta {
  background: var(--neutral-800) !important;
  color: var(--accent-500) !important;
  border: 1px solid var(--accent-600);
  padding: 10px 24px !important;
  border-radius: var(--radius-sm) !important;
}

.nav-cta:hover {
  background: var(--accent-600) !important;
  color: var(--neutral-950) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  padding: var(--space-sm);
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--neutral-50);
  transition: all var(--transition-fast);
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--surface-bg);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.1) brightness(0.7) grayscale(20%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero-overlay);
}

.hero-content {
  position: relative;
  z-index: 2;
  /* Encima de las burbujas que son 1 */
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--neutral-700);
  color: var(--silver-300);
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--space-xl);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--accent-500);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: var(--space-lg);
  color: var(--neutral-50);
  text-transform: uppercase;
  letter-spacing: -2px;
}

.hero h1 .highlight {
  color: var(--accent-500);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--neutral-400);
  line-height: 1.6;
  margin-bottom: var(--space-2xl);
  max-width: 550px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--surface-border);
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat .stat-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--neutral-50);
  letter-spacing: -1px;
}

.hero-stat .stat-label {
  font-size: 0.75rem;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

/* ---- Advantages ---- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.advantage-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent-600);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.advantage-card:hover {
  transform: translateY(-4px);
  border-color: var(--neutral-700);
  background: var(--neutral-900);
}

.advantage-card:hover::before {
  opacity: 1;
}

.advantage-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  color: var(--accent-500);
}

.advantage-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--neutral-50);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.advantage-card p {
  color: var(--neutral-400);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ---- Services ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all var(--transition-base);
  position: relative;
}

.service-card:hover {
  border-color: var(--neutral-600);
}

.service-card.featured {
  border-color: var(--accent-600);
  background: var(--neutral-900);
}

.service-card.featured::before {
  content: 'ELITE';
  position: absolute;
  top: 16px;
  right: -30px;
  background: var(--accent-600);
  color: var(--neutral-950);
  padding: 4px 40px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 2px;
  transform: rotate(45deg);
  z-index: 2;
}

.service-header {
  padding: var(--space-2xl) var(--space-xl) var(--space-lg);
  text-align: center;
}

.service-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-lg);
  border: 1px solid var(--neutral-700);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--neutral-300);
}

.service-card.featured .service-icon {
  border-color: var(--accent-500);
  color: var(--accent-500);
}

.service-header h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--neutral-50);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.service-header p {
  color: var(--neutral-400);
  font-size: 0.85rem;
  line-height: 1.6;
}

.service-price {
  padding: var(--space-lg) var(--space-xl);
  text-align: center;
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
  background: rgba(0, 0, 0, 0.2);
}

.service-price .price-from {
  font-size: 0.7rem;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
}

.service-price .price-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--neutral-50);
  letter-spacing: -1px;
}

.service-price .price-currency {
  font-size: 1.2rem;
  color: var(--neutral-400);
  font-weight: 400;
}

.service-features {
  padding: var(--space-lg) var(--space-xl);
}

.service-features ul {
  list-style: none;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 8px 0;
  color: var(--neutral-300);
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

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

.service-features li svg {
  width: 14px;
  height: 14px;
  color: var(--accent-500);
  flex-shrink: 0;
}

.service-action {
  padding: 0 var(--space-xl) var(--space-xl);
  text-align: center;
}

.service-action .btn {
  width: 100%;
  justify-content: center;
}

/* ---- Pricing Table ---- */
.pricing-table-container {
  overflow-x: auto;
  border: 1px solid var(--surface-border);
  background: var(--surface-card);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
}

.pricing-table thead th {
  padding: var(--space-lg) var(--space-md);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--neutral-400);
  border-bottom: 1px solid var(--surface-border);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--neutral-900);
  white-space: nowrap;
}

.pricing-table thead th:first-child {
  text-align: left;
  padding-left: var(--space-xl);
}

.pricing-table tbody td {
  padding: var(--space-lg) var(--space-md);
  border-bottom: 1px solid var(--surface-border);
  font-size: 0.9rem;
  color: var(--neutral-300);
}

.pricing-table tbody td:first-child {
  text-align: left;
  padding-left: var(--space-xl);
  font-weight: 600;
  color: var(--neutral-50);
  white-space: nowrap;
}

.pricing-table tbody tr:hover {
  background: var(--neutral-900);
}

.pricing-table tbody tr:last-child td {
  border-bottom: none;
}

.price-cell {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--neutral-50) !important;
}

/* ---- Steps ---- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 15%;
  right: 15%;
  height: 1px;
  background: var(--surface-border);
  z-index: 0;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--surface-card);
  border: 1px solid var(--accent-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xl);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-500);
  transition: all var(--transition-base);
}

.step-card:hover .step-number {
  background: var(--accent-600);
  color: var(--neutral-950);
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--neutral-50);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.step-card p {
  color: var(--neutral-400);
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 200px;
  margin: 0 auto;
}

/* ---- Booking ---- */
.booking-section {
  background: var(--surface-bg);
}

.booking-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-4xl);
  align-items: start;
}

.booking-info {
  padding-top: var(--space-xl);
}

.booking-info h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--neutral-50);
  margin-bottom: var(--space-lg);
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -1px;
}

.booking-info h2 .highlight {
  color: var(--accent-500);
}

.booking-info>p {
  color: var(--neutral-400);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
}

.booking-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  border-left: 1px solid var(--surface-border);
  padding-left: var(--space-xl);
}

.booking-features li {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--neutral-300);
  font-size: 0.9rem;
  font-weight: 400;
}

.booking-features li .feature-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-500);
}

.booking-form-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  padding: var(--space-3xl);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--neutral-400);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 16px;
  border: 1px solid var(--surface-border);
  background: var(--neutral-900);
  color: var(--neutral-50);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-600);
  background: var(--neutral-950);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--neutral-600);
}

.form-group select option {
  background: var(--neutral-900);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.price-display {
  grid-column: 1 / -1;
  background: var(--neutral-900);
  border: 1px solid var(--surface-border);
  border-left: 3px solid var(--accent-500);
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.price-display .price-label {
  color: var(--neutral-400);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.price-display .price-amount {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--neutral-50);
  letter-spacing: -1px;
}

.form-submit {
  grid-column: 1 / -1;
  margin-top: var(--space-md);
}

.form-submit .btn {
  width: 100%;
  justify-content: center;
  padding: 18px;
  font-size: 1rem;
}

/* ---- Custom Agenda Simulator ---- */
.agenda-simulator {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  background: var(--surface-bg);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 8px;
}

.calendar-panel {
  padding: var(--space-lg);
  border-right: 1px solid var(--surface-border);
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.current-month {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--neutral-50);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
}

.cal-btn {
  background: var(--neutral-900);
  border: 1px solid var(--surface-border);
  color: var(--neutral-300);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cal-btn:hover:not(:disabled) {
  background: var(--accent-600);
  color: var(--neutral-950);
  border-color: var(--accent-600);
}

.cal-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--neutral-500);
  margin-bottom: var(--space-sm);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--neutral-300);
  background: var(--neutral-900);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cal-day:hover:not(.disabled):not(.selected) {
  border-color: var(--neutral-600);
  background: var(--neutral-800);
}

.cal-day.disabled {
  color: var(--neutral-700);
  background: transparent;
  cursor: not-allowed;
}

.cal-day.empty {
  background: transparent;
  cursor: default;
}

.cal-day.selected {
  background: var(--accent-600);
  color: var(--neutral-950);
  font-weight: 700;
  border-color: var(--accent-500);
  box-shadow: var(--shadow-sm);
}

.cal-day.today {
  border-color: var(--accent-700);
}

.time-panel {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
}

.time-header {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--neutral-50);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
  text-align: center;
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.time-slots {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 250px;
  overflow-y: auto;
  padding-right: 4px;
}

.time-slots::-webkit-scrollbar {
  width: 4px;
}

.time-slots::-webkit-scrollbar-track {
  background: var(--surface-bg);
}

.time-slots::-webkit-scrollbar-thumb {
  background: var(--neutral-700);
  border-radius: 4px;
}

.time-slot {
  width: 100%;
  padding: 10px;
  background: var(--neutral-900);
  border: 1px solid var(--surface-border);
  color: var(--neutral-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.time-slot:hover:not(.selected) {
  background: var(--neutral-800);
  border-color: var(--neutral-500);
  color: var(--neutral-50);
}

.time-slot.selected {
  background: var(--accent-600);
  color: var(--neutral-950);
  border-color: var(--accent-500);
  box-shadow: var(--shadow-sm);
}

.time-slot.hidden {
  display: none;
}

.no-slots-msg {
  text-align: center;
  color: var(--neutral-500);
  font-size: 0.85rem;
  padding: var(--space-xl) 0;
}

@media (max-width: 640px) {
  .agenda-simulator {
    grid-template-columns: 1fr;
  }

  .calendar-panel {
    border-right: none;
    border-bottom: 1px solid var(--surface-border);
  }

  .time-slots {
    max-height: 200px;
  }
}


/* ---- FAQ ---- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  border-top: 1px solid var(--surface-border);
}

.faq-item {
  border-bottom: 1px solid var(--surface-border);
}

.faq-question {
  width: 100%;
  padding: var(--space-lg) 0;
  background: none;
  border: none;
  color: var(--neutral-100);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--accent-500);
}

.faq-question svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--neutral-500);
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
  color: var(--accent-500);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 0 var(--space-lg);
  color: var(--neutral-400);
  line-height: 1.7;
  font-size: 0.9rem;
}

/* ---- Footer ---- */
.footer {
  border-top: 1px solid var(--surface-border);
  padding: var(--space-4xl) 0 var(--space-xl);
  background: var(--surface-bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-4xl);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--neutral-50);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.footer-brand .brand-icon {
  width: 24px;
  height: 24px;
  border-left: 2px solid var(--accent-500);
  border-bottom: 2px solid var(--accent-500);
  transform: rotate(-15deg);
}

.footer-about p {
  color: var(--neutral-500);
  font-size: 0.85rem;
  line-height: 1.7;
}

.footer h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--neutral-300);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-links a {
  color: var(--neutral-500);
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--neutral-50);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--surface-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--neutral-600);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---- Toast ---- */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  padding: var(--space-lg);
  color: var(--neutral-100);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  transform: translateY(120%);
  transition: transform var(--transition-spring);
  max-width: 400px;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.toast.show {
  transform: translateY(0);
}

.toast.success {
  border-left: 3px solid var(--accent-500);
}

.toast.error {
  border-left: 3px solid #ef4444;
}

.toast-icon {
  padding-top: 2px;
  font-size: 1.1rem;
}

.toast-text strong {
  display: block;
  font-size: 0.85rem;
  color: var(--neutral-50);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

.toast-text span {
  font-size: 0.85rem;
  color: var(--neutral-400);
  line-height: 1.5;
  display: block;
}

/* ---- Loading ---- */
.loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(5px);
  z-index: 10000;
  justify-content: center;
  align-items: center;
}

.loading-overlay.active {
  display: flex;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--surface-border);
  border-top-color: var(--accent-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.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;
}

.reveal-delay-5 {
  transition-delay: 0.5s;
}

.reveal-delay-6 {
  transition-delay: 0.6s;
}

/* ---- Modal ---- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 10000;
  justify-content: center;
  align-items: center;
  padding: var(--space-xl);
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3xl);
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-xl);
  animation: modal-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--surface-bg);
  border: 1px solid var(--accent-500);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xl);
  font-size: 1.5rem;
  color: var(--accent-500);
}

.modal-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--neutral-50);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.modal-card p {
  color: var(--neutral-400);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  font-size: 0.9rem;
}

.modal-details {
  background: var(--neutral-900);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: var(--space-lg);
  text-align: left;
  margin-bottom: var(--space-xl);
}

.modal-details .detail-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--surface-border);
}

.modal-details .detail-row:last-child {
  border-bottom: none;
}

.modal-details .detail-label {
  color: var(--neutral-500);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.modal-details .detail-value {
  color: var(--neutral-100);
  font-weight: 600;
  font-size: 0.85rem;
}

/* ---- Responsive ---- */
@media (max-width: 1200px) {
  .container {
    max-width: 95%;
  }
}

@media (max-width: 1024px) {

  .advantages-grid,
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }

  .steps-grid::before {
    display: none;
  }

  .booking-wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --space-4xl: 4rem;
    --space-3xl: 3rem;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(5, 5, 5, 0.98);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--surface-border);
    flex-direction: column;
    padding: var(--space-2xl) var(--space-xl);
    z-index: 9998;
    height: calc(100vh - 70px);
    justify-content: center;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
    z-index: 9999;
  }

  .hero {
    padding-top: 100px;
    text-align: center;
  }

  .hero-content {
    margin: 0 auto;
  }

  .hero h1 {
    font-size: 2.8rem;
    letter-spacing: -1px;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    flex-direction: row;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
  }

  .advantages-grid,
  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .advantage-card,
  .service-card {
    padding: var(--space-xl);
  }

  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
    margin: 0;
  }

  .booking-form-card {
    padding: var(--space-xl) var(--space-md);
    margin: 0 -10px;
  }

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

  .agenda-simulator {
    grid-template-columns: 1fr;
  }

  .calendar-panel {
    border-right: none;
    border-bottom: 1px solid var(--surface-border);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    text-align: center;
  }

  .footer-brand {
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .cal-grid {
    gap: 2px;
  }

  .cal-day {
    height: 35px;
    font-size: 0.8rem;
  }
}