/* ================================================================
   MODERNITY SALAS — Global Design System
   ================================================================ */

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

/* ----------------------------------------------------------------
   CSS CUSTOM PROPERTIES (Design Tokens)
   ---------------------------------------------------------------- */
:root {
  /* Brand Colors */
  --yellow:          hsl(43, 92%, 50%);
  --yellow-light:    hsl(43, 100%, 65%);
  --yellow-dark:     hsl(38, 90%, 40%);
  --yellow-glow:     hsla(43, 92%, 50%, 0.35);

  --blue:            hsl(201, 58%, 32%);
  --blue-dark:       hsl(205, 65%, 16%);
  --blue-deeper:     hsl(210, 70%, 10%);
  --blue-light:      hsl(201, 55%, 92%);
  --blue-mid:        hsl(201, 45%, 55%);
  --blue-glow:       hsla(201, 58%, 32%, 0.35);

  /* Neutrals */
  --white:           #FFFFFF;
  --off-white:       #F8F9FB;
  --light-gray:      #F0F2F5;
  --mid-gray:        #C8CDD6;
  --dark-gray:       #7A8394;
  --charcoal:        #2D3444;
  --near-black:      #141921;

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

  /* Font Sizes (fluid) */
  --text-xs:         clamp(0.7rem, 1.5vw, 0.75rem);
  --text-sm:         clamp(0.8rem, 1.8vw, 0.875rem);
  --text-base:       clamp(0.9rem, 2vw, 1rem);
  --text-md:         clamp(1rem, 2.2vw, 1.125rem);
  --text-lg:         clamp(1.1rem, 2.5vw, 1.25rem);
  --text-xl:         clamp(1.3rem, 3vw, 1.5rem);
  --text-2xl:        clamp(1.5rem, 4vw, 2rem);
  --text-3xl:        clamp(1.8rem, 5vw, 2.5rem);
  --text-4xl:        clamp(2.2rem, 6vw, 3.5rem);
  --text-hero:       clamp(2.5rem, 7vw, 5rem);

  /* 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;
  --space-5xl:       8rem;

  /* Radius */
  --radius-sm:       6px;
  --radius-md:       12px;
  --radius-lg:       20px;
  --radius-xl:       28px;
  --radius-2xl:      40px;
  --radius-full:     9999px;

  /* Shadows */
  --shadow-sm:       0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:       0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg:       0 8px 40px rgba(0,0,0,0.14);
  --shadow-xl:       0 16px 64px rgba(0,0,0,0.18);
  --shadow-yellow:   0 6px 30px var(--yellow-glow);
  --shadow-blue:     0 6px 30px var(--blue-glow);

  /* Neomorphism */
  --neo-light:       #FFFFFF;
  --neo-dark:        #D1D9E6;
  --neo-shadow:      6px 6px 16px #D1D9E6, -6px -6px 16px #FFFFFF;
  --neo-inset:       inset 4px 4px 10px #D1D9E6, inset -4px -4px 10px #FFFFFF;

  /* Glass */
  --glass-bg:        rgba(255, 255, 255, 0.12);
  --glass-border:    rgba(255, 255, 255, 0.20);
  --glass-blur:      blur(16px);
  --glass-bg-dark:   rgba(20, 25, 33, 0.75);
  --glass-border-dark: rgba(255, 255, 255, 0.08);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index */
  --z-base:          1;
  --z-dropdown:      100;
  --z-sticky:        200;
  --z-overlay:       300;
  --z-modal:         400;
  --z-toast:         500;

  /* Navbar height */
  --navbar-height:   76px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--charcoal);
  background-color: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

/* ----------------------------------------------------------------
   TYPOGRAPHY
   ---------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
  color: var(--blue-dark);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-md); }

p { line-height: 1.75; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

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

ul, ol { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-body);
}

input, select, textarea {
  font-family: var(--font-body);
  font-size: var(--text-base);
}

/* ----------------------------------------------------------------
   LAYOUT UTILITIES
   ---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-sm {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-5xl) 0;
}

.section-sm {
  padding: var(--space-3xl) 0;
}

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

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* ----------------------------------------------------------------
   SECTION HEADERS
   ---------------------------------------------------------------- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--yellow-dark);
  margin-bottom: var(--space-md);
}

.section-label::before,
.section-label::after {
  content: '';
  display: block;
  width: 30px;
  height: 2px;
  background: var(--yellow);
  border-radius: 2px;
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--blue-dark);
  margin-bottom: var(--space-md);
  line-height: 1.15;
}

.section-title span {
  color: var(--yellow-dark);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--dark-gray);
  max-width: 580px;
  line-height: 1.7;
}

/* ----------------------------------------------------------------
   BUTTONS
   ---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-heading);
  letter-spacing: 0.03em;
  transition: all var(--transition-spring);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--yellow), var(--yellow-dark));
  color: var(--blue-deeper);
  box-shadow: 0 4px 20px var(--yellow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px var(--yellow-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-blue {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: var(--white);
  box-shadow: 0 4px 20px var(--blue-glow);
}

.btn-blue:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px var(--blue-glow);
}

.btn-outline-blue {
  background: transparent;
  color: var(--blue);
  border: 2px solid var(--blue);
}

.btn-outline-blue:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.55rem 1.25rem;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: var(--text-md);
}

/* ----------------------------------------------------------------
   GLASSMORPHISM CARD
   ---------------------------------------------------------------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
}

.glass-card-dark {
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-dark);
  border-radius: var(--radius-xl);
}

/* ----------------------------------------------------------------
   BADGE / TAG
   ---------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge-yellow {
  background: linear-gradient(135deg, var(--yellow), var(--yellow-dark));
  color: var(--blue-deeper);
}

.badge-blue {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: var(--white);
}

.badge-white {
  background: rgba(255,255,255,0.15);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}

/* ----------------------------------------------------------------
   STAR RATING
   ---------------------------------------------------------------- */
.stars {
  display: flex;
  gap: 2px;
  color: var(--yellow);
  font-size: var(--text-sm);
}

/* ----------------------------------------------------------------
   DIVIDER
   ---------------------------------------------------------------- */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--yellow), var(--yellow-dark));
  border-radius: var(--radius-full);
  margin: var(--space-md) 0;
}

.divider-center { margin: var(--space-md) auto; }

/* ----------------------------------------------------------------
   SCROLL REVEAL BASE
   ---------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ----------------------------------------------------------------
   CUSTOM SCROLLBAR
   ---------------------------------------------------------------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--light-gray); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--blue), var(--yellow));
  border-radius: var(--radius-full);
}

/* ----------------------------------------------------------------
   SELECTION
   ---------------------------------------------------------------- */
::selection {
  background: var(--yellow-glow);
  color: var(--blue-dark);
}

/* ----------------------------------------------------------------
   RESPONSIVE BREAKPOINTS
   ---------------------------------------------------------------- */
@media (max-width: 1024px) {
  .container { padding: 0 var(--space-lg); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --navbar-height: 68px; }
  .container { padding: 0 var(--space-md); }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .section { padding: var(--space-3xl) 0; }
  .section-title { font-size: var(--text-2xl); }
  .btn-lg { padding: 0.9rem 1.8rem; font-size: var(--text-base); }
}

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