/* ========================================================================
   Variables
   ======================================================================== */
:root {
  /* Color Palette - Luxury Croatian Hotel */
  --color-background: #050712; /* Deep midnight */
  --color-surface: #0b0e1a; /* Matte near-black */
  --color-surface-elevated: #121623;
  --color-text: #f5f3ee; /* Ivory white */
  --color-text-muted: #b0b3c0;

  --color-primary: #d2b88f; /* Champagne gold */
  --color-primary-soft: rgba(210, 184, 143, 0.12);
  --color-primary-strong: #e4cda2;

  --color-accent-emerald: #0fa579; /* Emerald green */
  --color-accent-emerald-soft: rgba(15, 165, 121, 0.12);

  --color-success: #20c997;
  --color-warning: #f0b429;
  --color-danger: #e55353;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2933;
  --color-gray-900: #111827;

  /* Status on dark background */
  --color-border-subtle: rgba(255, 255, 255, 0.04);
  --color-border-strong: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Playfair Display", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.0625rem; /* 17px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Spacing Scale (0 – 96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radii */
  --radius-none: 0;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows - Cinematic, soft glow */
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.35);
  --shadow-elevated: 0 28px 80px rgba(0, 0, 0, 0.6);
  --shadow-subtle: 0 6px 18px rgba(0, 0, 0, 0.25);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 220ms ease-out;
  --transition-slow: 360ms ease-out;
}

/* Reduced motion friendly defaults */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }
}

/* ========================================================================
   Reset / Normalize
   ======================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
pre,
ol,
ul,
li,
dl,
dd {
  margin: 0;
  padding: 0;
}

ol,
ul {
  list-style: none;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

img,
video {
  height: auto;
}

button,
input,
select,
textarea {
  margin: 0;
  font: inherit;
  color: inherit;
}

button {
  border: none;
  background: none;
  padding: 0;
}

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

textarea {
  resize: vertical;
}

[hidden] {
  display: none !important;
}

/* ========================================================================
   Base Styles
   ======================================================================== */
body {
  min-height: 100vh;
  background-color: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-text);
  line-height: var(--line-height-tight);
}

h1 { font-size: clamp(2.5rem, 4vw, 3.5rem); }

h2 { font-size: clamp(2rem, 3vw, 2.75rem); }

h3 { font-size: clamp(1.5rem, 2.5vw, 2rem); }

h4 { font-size: 1.25rem; }

h5 { font-size: 1.125rem; }

h6 { font-size: 1rem; }

h1,
h2,
h3 {
  margin-bottom: var(--space-4);
}

h4,
h5,
h6 {
  margin-bottom: var(--space-3);
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-primary-strong);
  text-decoration: none;
  text-underline-offset: 0.2em;
  transition: color var(--transition-base);
}

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

a:focus-visible {
  outline: 2px solid var(--color-primary-strong);
  outline-offset: 3px;
}

hr {
  border: 0;
  border-top: 1px solid var(--color-border-subtle);
  margin: var(--space-8) 0;
}

/* ========================================================================
   Accessibility
   ======================================================================== */
:focus-visible {
  outline: 2px solid var(--color-primary-strong);
  outline-offset: 3px;
}

/* Visually hidden but accessible for screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ========================================================================
   Utilities
   ======================================================================== */
/* Container for main sections - cinematic, centered content */
.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  max-width: 1200px;
}

@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }
}

/* Layout helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}

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

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

.w-full {
  width: 100%;
}

.max-w-screen {
  max-width: 100vw;
}

/* Spacing utilities (vertical rhythm helpers) */
.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section-tight {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

.section-xl {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}

/* Overlay gradient for cinematic imagery / hero sections */
.overlay-gradient-dark {
  position: relative;
}

.overlay-gradient-dark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.75) 0%,
    rgba(0, 0, 0, 0.35) 35%,
    rgba(0, 0, 0, 0.9) 100%
  );
  pointer-events: none;
}

/* ========================================================================
   Components
   ======================================================================== */
/* Buttons - primary, outline, subtle for luxury actions (Rezerviraj, VIP, Casino) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  color: #1b1d24;
  box-shadow: var(--shadow-subtle);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-elevated);
}

.btn-outline {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--color-text);
}

.btn-outline:hover {
  border-color: var(--color-primary-strong);
  background-color: rgba(255, 255, 255, 0.04);
}

.btn-ghost {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--color-text);
}

.btn-ghost:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.55;
  box-shadow: none;
  transform: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary-strong);
  outline-offset: 3px;
}

/* Inputs - for reservation flows / concierge forms */
.input,
select,
textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background-color: rgba(10, 13, 24, 0.9);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

.input::placeholder,
textarea::placeholder {
  color: var(--color-gray-500);
}

.input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--color-primary-strong);
  box-shadow: 0 0 0 1px var(--color-primary-soft),
    0 0 0 4px rgba(210, 184, 143, 0.25);
}

.input[disabled],
select[disabled],
textarea[disabled] {
  cursor: not-allowed;
  opacity: 0.6;
}

/* Card - for room showcases, casino highlights, spa stories */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background: radial-gradient(circle at top left, rgba(210, 184, 143, 0.06), transparent 55%),
    radial-gradient(circle at bottom right, rgba(15, 165, 121, 0.04), transparent 60%),
    var(--color-surface);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.04);
  overflow: hidden;
}

.card-header {
  margin-bottom: var(--space-4);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.card-meta {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-gray-400);
}

.card-body {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Hero video wrapper - fullscreen cinematic intro */
.hero-fullscreen {
  position: relative;
  min-height: 100vh;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-fullscreen video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-fullscreen::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(0, 0, 0, 0.85), transparent 40%),
    radial-gradient(circle at bottom, rgba(0, 0, 0, 0.9), transparent 60%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  padding: var(--space-6);
}

.hero-kicker {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-primary-strong);
  margin-bottom: var(--space-3);
}

.hero-title {
  font-size: clamp(2.75rem, 5vw, 3.75rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

.hero-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  max-width: 32rem;
  margin-bottom: var(--space-6);
}