/* ========================================================================
   Variables
   ======================================================================== */
:root {
  /* Color Palette - Warm, soothing, premium */
  --color-background: #f8f3ec; /* soft cream */
  --color-background-alt: #f1e7db; /* warm beige */
  --color-surface: #ffffff; /* cards, panels */
  --color-surface-muted: #f4f0ea;

  --color-text: #1f2933; /* deep neutral */
  --color-text-soft: #4b5563; /* muted gray */
  --color-text-muted: #9ca3af; /* light gray text */

  --color-primary: #1c314a; /* deep navy */
  --color-primary-soft: #243b5c;
  --color-primary-contrast: #fdfaf5;

  --color-accent: #b28b4a; /* muted gold */
  --color-accent-soft: #cfb37b;

  --color-success: #2f855a;
  --color-warning: #b7791f;
  --color-danger: #c53030;

  --color-border-subtle: #e0d7c9;
  --color-border-strong: #c5b79e;
  --color-neutral-50: #f9fafb;
  --color-neutral-100: #f3f4f6;
  --color-neutral-200: #e5e7eb;
  --color-neutral-300: #d1d5db;
  --color-neutral-400: #9ca3af;
  --color-neutral-500: #6b7280;
  --color-neutral-600: #4b5563;
  --color-neutral-700: #374151;
  --color-neutral-800: #1f2933;
  --color-neutral-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Playfair Display", "Times New Roman", serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --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: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* 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 */

  /* Radius */
  --radius-none: 0;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows - soft, elegant */
  --shadow-sm: 0 4px 10px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 12px 30px rgba(15, 23, 42, 0.10);
  --shadow-lg: 0 20px 45px rgba(15, 23, 42, 0.14);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 180ms ease;
  --transition-slow: 260ms ease-in-out;

  /* Layout */
  --container-max-width: 1120px;
}

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

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  max-width: 100%;
}

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

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

textarea {
  resize: vertical;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ========================================================================
   Base Styles
   ======================================================================== */
body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background: radial-gradient(circle at top left, #fdf8f1 0, #f8f3ec 45%, #f1e7db 100%);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: var(--line-height-tight);
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-3);
}

h5 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

h6 {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

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

strong,
b {
  font-weight: 600;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast),
    text-decoration-color var(--transition-fast),
    opacity var(--transition-fast);
}

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

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

small {
  font-size: var(--font-size-sm);
}

hr {
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  margin: var(--space-8) 0;
}

/* ========================================================================
   Utilities
   ======================================================================== */

/* Layout container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 1024px) {
  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}

/* Flex 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;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-sm {
  gap: var(--space-3);
}

.gap-md {
  gap: var(--space-4);
}

.gap-lg {
  gap: var(--space-6);
}

/* Grid helpers */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

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

/* Screen-reader only */
.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;
}

/* Utility spacing (limited set for base) */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-8 { margin-bottom: var(--space-8); }

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

/* ========================================================================
   Components
   ======================================================================== */

/* Buttons - primary, secondary, subtle */
.button,
button,
input[type="button"],
input[type="submit"],
input[type="reset"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  background-color: var(--color-primary);
  color: var(--color-primary-contrast);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast),
    border-color var(--transition-fast);
}

.button--secondary {
  background-color: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
}

.button--ghost {
  background-color: transparent;
  color: var(--color-primary);
  border-color: rgba(188, 164, 119, 0.45);
  box-shadow: none;
}

.button:hover,
button:hover,
input[type="button"]:hover,
input[type="submit"]:hover,
input[type="reset"]:hover {
  background-color: var(--color-primary-soft);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.button--secondary:hover {
  background-color: var(--color-background-alt);
}

.button--ghost:hover {
  background-color: rgba(15, 23, 42, 0.03);
}

.button:active,
button:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.button:disabled,
button:disabled,
input[type="button"]:disabled,
input[type="submit"]:disabled,
input[type="reset"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.button:focus-visible,
button:focus-visible,
input[type="button"]:focus-visible,
input[type="submit"]:focus-visible,
input[type="reset"]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Inputs & form controls */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="search"],
input[type="date"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(255, 255, 255, 0.98);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  transition: border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px rgba(178, 139, 74, 0.5);
  background-color: #ffffff;
}

input:disabled,
select:disabled,
textarea:disabled {
  background-color: var(--color-neutral-100);
  cursor: not-allowed;
}

label {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
}

/* Card - for rooms, offers, common spaces */
.card {
  position: relative;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  border: 1px solid rgba(197, 183, 158, 0.4);
  overflow: hidden;
}

.card--soft {
  background: linear-gradient(145deg, #fdf9f3, #f4eee3);
  border-color: rgba(197, 183, 158, 0.25);
}

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

.card__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

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

.card__body {
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

.card__footer {
  margin-top: var(--space-4);
}

/* ========================================================================
   Accessibility & Motion
   ======================================================================== */

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

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