/* ========================================================================
   Variables
   ======================================================================== */
:root {
  /* Color Palette */
  --color-background: #070b12; /* deep navy / charcoal mix */
  --color-surface: #101622;
  --color-surface-alt: #151b29;
  --color-text: #f5f5f5;
  --color-text-muted: #9ca3af;

  --color-primary: #d4af37; /* subtle gold */
  --color-primary-soft: rgba(212, 175, 55, 0.12);
  --color-primary-strong: #f0c84d;

  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  --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;

  --color-border-subtle: rgba(148, 163, 184, 0.3);
  --color-border-strong: rgba(148, 163, 184, 0.6);

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "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-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 18px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-soft: 0 10px 35px rgba(0, 0, 0, 0.35);
  --shadow-subtle: 0 18px 55px rgba(0, 0, 0, 0.55);
  --shadow-outline: 0 0 0 2px rgba(212, 175, 55, 0.4);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-medium: 200ms ease;
  --transition-slow: 320ms ease;
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

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

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

body {
  margin: 0;
}

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

img,
video {
  height: auto;
}

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

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

textarea {
  resize: vertical;
}

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

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

body {
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* ========================================================================
   Base Styles
   ======================================================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: radial-gradient(circle at top left, #181e2d 0, #070b12 45%, #02040a 100%);
}

main {
  display: block;
}

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

h1 { font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl)); }

h2 { font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl)); }

h3 { font-size: clamp(var(--font-size-xl), 2.4vw, var(--font-size-3xl)); }

h4 { font-size: var(--font-size-xl); }

h5 { font-size: var(--font-size-lg); }

h6 { font-size: var(--font-size-base); letter-spacing: 0.08em; text-transform: uppercase; }

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 + p {
  margin-top: calc(var(--space-2) * -1);
}

strong {
  font-weight: 600;
}

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

code,
pre {
  font-family: "SF Mono", ui-monospace, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9em;
}

pre {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background-color: rgba(15, 23, 42, 0.9);
  overflow-x: auto;
}

/* Links */
a {
  position: relative;
  cursor: pointer;
  transition: color var(--transition-medium), opacity var(--transition-medium);
}

a:hover {
  color: var(--color-primary-strong);
}

a.link-underline {
  text-decoration: none;
}

a.link-underline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.1), var(--color-primary), rgba(212, 175, 55, 0.1));
  transform-origin: left;
  transform: scaleX(0);
  transition: transform var(--transition-medium);
}

a.link-underline:hover::after {
  transform: scaleX(1);
}

/* Lists */
ul,
ol {
  list-style: none;
}

.list-disc {
  list-style: disc;
  padding-left: var(--space-6);
}

.list-decimal {
  list-style: decimal;
  padding-left: var(--space-6);
}

/* ========================================================================
   Accessibility & Focus
   ======================================================================== */
:focus-visible {
  outline: none;
  box-shadow: var(--shadow-outline);
}

[tabindex="-1"]:focus {
  outline: none !important;
}

/* 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;
}

.sr-only-focusable:active,
.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* ========================================================================
   Utilities
   ======================================================================== */
/* Container */
.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;
  }
}

.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

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

/* 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);
  }
}

/* Width helpers */
.w-full { width: 100%; }

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

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

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

/* Spacing utilities (margin / padding) */
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.pt-0 { padding-top: 0; }
.pt-4 { padding-top: var(--space-4); }
.pt-8 { padding-top: var(--space-8); }

.pb-0 { padding-bottom: 0; }
.pb-4 { padding-bottom: var(--space-4); }
.pb-8 { padding-bottom: var(--space-8); }

.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }

.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }

/* Text utilities */
.text-muted {
  color: var(--color-text-muted);
}

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

.text-uppercase {
  text-transform: uppercase;
}

.tracking-wide {
  letter-spacing: 0.08em;
}

/* ========================================================================
   Components
   ======================================================================== */
/* Buttons */
.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);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition-medium),
              color var(--transition-medium),
              border-color var(--transition-medium),
              box-shadow var(--transition-medium),
              transform var(--transition-fast);
  will-change: transform, box-shadow;
}

.btn-primary {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), var(--color-primary));
  color: #111827;
  border-color: rgba(212, 175, 55, 0.9);
  box-shadow: 0 16px 45px rgba(212, 175, 55, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, rgba(240, 200, 77, 0.2), var(--color-primary-strong));
  box-shadow: 0 20px 55px rgba(212, 175, 55, 0.45);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn-outline:hover {
  background-color: rgba(148, 163, 184, 0.1);
  border-color: var(--color-primary);
  color: var(--color-primary-strong);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-muted);
}

.btn-ghost:hover {
  background-color: rgba(15, 23, 42, 0.7);
  color: var(--color-text);
}

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

.btn-icon {
  padding: 0.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-pill);
}

/* Form elements */
.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: var(--space-4);
}

.label {
  font-size: var(--font-size-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(15, 23, 42, 0.85);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-medium),
              box-shadow var(--transition-medium),
              background-color var(--transition-medium);
}

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

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-outline);
  background-color: rgba(15, 23, 42, 0.95);
}

.input--invalid,
.textarea--invalid,
.select--invalid {
  border-color: var(--color-danger);
}

.field-hint {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}

.field-error {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Card */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.05), transparent 55%),
              linear-gradient(145deg, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.98));
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.card--subtle {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 0.98));
  border-color: rgba(148, 163, 184, 0.2);
  box-shadow: none;
}

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

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

.card-subtitle {
  font-size: var(--font-size-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

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

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(148, 163, 184, 0.18);
}

/* Tag / Pill */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background-color: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: var(--color-text-muted);
}

.badge--gold {
  background-color: rgba(212, 175, 55, 0.1);
  border-color: rgba(212, 175, 55, 0.7);
  color: var(--color-primary-strong);
}

/* ========================================================================
   Helper Styles for Imagery & Sections
   ======================================================================== */
.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: relative;
  isolation: isolate;
}

.hero-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(212, 175, 55, 0.28), transparent 55%),
              linear-gradient(to bottom, rgba(15, 23, 42, 0.2), rgba(7, 11, 18, 0.9));
  mix-blend-mode: soft-light;
  pointer-events: none;
  z-index: -1;
}

.section-label {
  font-size: var(--font-size-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary-strong);
}

.section-heading-main {
  margin-top: var(--space-2);
}

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

/* ========================================================================
   End of base.css
   ======================================================================== */