/* ==========================================================
   Krago Vibe Base Styles
   Sections: Variables, Reset, Base, Layout, Utilities, Components
   ========================================================== */

/* ==========================================================
   Variables
   ========================================================== */
:root {
  /* Color palette – warm, elegant, lounge-like */
  --color-bg: #0f0a06; /* deep, almost-black brown */
  --color-bg-elevated: #1a110b;
  --color-bg-soft: #21140d;

  --color-text: #f5e9dc;
  --color-text-muted: #c3afa0;
  --color-text-soft: #b09a8a;

  --color-primary: #c8822c; /* warm amber/copper */
  --color-primary-soft: rgba(200, 130, 44, 0.16);
  --color-primary-strong: #e09a3a;

  --color-success: #68c39a;
  --color-warning: #e0a23a;
  --color-danger: #e45b4a;

  --color-gold-soft: #d7b068;
  --color-accent: #946c4b;

  /* Neutral grays with warm bias */
  --gray-50: #f8f3ed;
  --gray-100: #e9ded3;
  --gray-200: #d6c6b6;
  --gray-300: #bba28b;
  --gray-400: #9a8068;
  --gray-500: #7a624d;
  --gray-600: #5e4b3b;
  --gray-700: #45352a;
  --gray-800: #2e221a;
  --gray-900: #1b130e;

  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Playfair Display", "Cormorant Garamond", "Times New Roman", serif;

  --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: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Spacing scale (px values, exposed as rem for flexibility) */
  --space-0: 0;
  --space-4: 0.25rem;  /* 4px */
  --space-8: 0.5rem;   /* 8px */
  --space-12: 0.75rem; /* 12px */
  --space-16: 1rem;    /* 16px */
  --space-20: 1.25rem; /* 20px */
  --space-24: 1.5rem;  /* 24px */
  --space-32: 2rem;    /* 32px */
  --space-40: 2.5rem;  /* 40px */
  --space-48: 3rem;    /* 48px */
  --space-64: 4rem;    /* 64px */
  --space-80: 5rem;    /* 80px */
  --space-96: 6rem;    /* 96px */

  /* Radius */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* Shadows – subtle, lounge-style */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-medium: 0 20px 50px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 14px 40px rgba(0, 0, 0, 0.45);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 220ms ease-out;
  --transition-slow: 320ms ease-out;

  /* Layout */
  --container-max-width: 1120px;
  --container-padding-x: 1.5rem;
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

html,
body {
  margin: 0;
  padding: 0;
}

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

body {
  min-height: 100vh;
}

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

img {
  height: auto;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
figure {
  margin: 0;
}

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

legend {
  padding: 0;
}

textarea {
  resize: vertical;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--line-height-tight);
  letter-spacing: 0.01em;
  color: var(--gray-50);
}

h1 {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  margin-bottom: var(--space-16);
}

h2 {
  font-size: clamp(2rem, 3vw, 2.4rem);
  margin-bottom: var(--space-12);
}

h3 {
  font-size: clamp(1.6rem, 2.4vw, 2rem);
  margin-bottom: var(--space-8);
}

h4 {
  font-size: 1.25rem;
  margin-bottom: var(--space-8);
}

h5 {
  font-size: 1.1rem;
  margin-bottom: var(--space-4);
}

h6 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

p {
  margin-bottom: var(--space-16);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

a {
  color: var(--color-primary-strong);
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--color-gold-soft);
}

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

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

hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin: var(--space-24) 0;
}

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

.section {
  padding-top: var(--space-48);
  padding-bottom: var(--space-48);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-64);
    padding-bottom: var(--space-64);
  }
}

/* ==========================================================
   Flex & Grid Utilities
   ========================================================== */
.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-8 {
  gap: var(--space-8);
}

.gap-12 {
  gap: var(--space-12);
}

.gap-16 {
  gap: var(--space-16);
}

.gap-24 {
  gap: var(--space-24);
}

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-24);
}

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-24);
}

@media (min-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ==========================================================
   Spacing Utilities (vertical rhythm)
   ========================================================== */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-16 { margin-top: var(--space-16) !important; }
.mb-16 { margin-bottom: var(--space-16) !important; }
.mt-24 { margin-top: var(--space-24) !important; }
.mb-24 { margin-bottom: var(--space-24) !important; }
.mt-32 { margin-top: var(--space-32) !important; }
.mb-32 { margin-bottom: var(--space-32) !important; }

.pt-24 { padding-top: var(--space-24) !important; }
.pb-24 { padding-bottom: var(--space-24) !important; }
.pt-32 { padding-top: var(--space-32) !important; }
.pb-32 { padding-bottom: var(--space-32) !important; }

/* ==========================================================
   Visibility & Screen Reader Utilities
   ========================================================== */
.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:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* ==========================================================
   Components: Buttons
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  color: #140d07;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-strong), var(--color-gold-soft));
  transform: translateY(-1px);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.6);
}

.btn-outline {
  background-color: transparent;
  color: var(--gray-50);
  border-color: rgba(215, 176, 104, 0.6);
  box-shadow: 0 0 0 1px rgba(215, 176, 104, 0.22);
  backdrop-filter: blur(12px);
}

.btn-outline:hover {
  background-color: rgba(215, 176, 104, 0.08);
  color: var(--color-gold-soft);
}

.btn-ghost {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--gray-50);
}

.btn-ghost:hover {
  background-color: rgba(255, 255, 255, 0.06);
}

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

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

/* Button size variants for consistent header/menu if needed */
.btn-sm {
  padding: 0.55rem 1.3rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 0.9rem 2rem;
  font-size: var(--font-size-base);
}

/* ==========================================================
   Components: Form Controls
   ========================================================== */
.input,
.select,
.textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background-color: rgba(12, 7, 4, 0.9);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  transition:
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-normal);
}

.input::placeholder,
.textarea::placeholder {
  color: rgba(195, 175, 160, 0.7);
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: rgba(200, 130, 44, 0.9);
  box-shadow: 0 0 0 1px rgba(200, 130, 44, 0.7), 0 16px 40px rgba(0, 0, 0, 0.65);
  background-color: rgba(16, 10, 6, 0.98);
}

.input[aria-invalid="true"],
.textarea[aria-invalid="true"] {
  border-color: rgba(228, 91, 74, 0.9);
}

.label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gray-100);
}

.field-helper {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-soft);
}

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

/* ==========================================================
   Components: Card
   ========================================================== */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  background: radial-gradient(circle at top left, rgba(215, 176, 104, 0.12), transparent 55%),
              linear-gradient(145deg, rgba(26, 17, 11, 0.98), rgba(13, 7, 4, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
}

.card-header {
  margin-bottom: var(--space-16);
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 0.25rem;
}

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

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

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

/* ==========================================================
   Global Hero & Overlay Helpers (for rotating slider, etc.)
   ========================================================== */
.hero {
  position: relative;
  width: 100%;
  min-height: 70vh;
  color: var(--gray-50);
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(5, 2, 0, 0.92) 0%, rgba(15, 8, 3, 0.85) 40%, rgba(15, 8, 3, 0.7) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-kicker {
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  margin-bottom: var(--space-12);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 3.4rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-12);
}

.hero-subtitle {
  max-width: 34rem;
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  margin-bottom: var(--space-24);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-12);
}

/* ==========================================================
   Header Navigation Layout (centered logo, split nav)
   ========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, rgba(4, 2, 1, 0.96), rgba(4, 2, 1, 0.88));
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 3.75rem;
}

.nav-left,
.nav-right {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-16);
}

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

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 0.6rem 0.2rem;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-normal);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.2rem;
  margin-inline: auto;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold-soft), transparent);
  opacity: 0;
  transition:
    width var(--transition-normal),
    opacity var(--transition-normal);
}

.nav-link:hover {
  color: var(--gray-50);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  width: 80%;
  opacity: 1;
}

.nav-link[aria-current="page"] {
  color: var(--gray-50);
}

.header-cta {
  justify-content: flex-end;
}

@media (max-width: 768px) {
  .site-header-inner {
    grid-template-columns: auto auto auto;
  }

  .nav-left,
  .nav-right {
    display: none; /* navigation can be replaced by mobile menu in page CSS */
  }
}

/* ==========================================================
   Footer Basics
   ========================================================== */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: radial-gradient(circle at top, rgba(215, 176, 104, 0.14), transparent 60%),
              #0b0503;
  padding-top: var(--space-32);
  padding-bottom: var(--space-24);
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
}

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

.footer-link:hover {
  color: var(--color-gold-soft);
}

/* ==========================================================
   Utility: Elevation & Surfaces
   ========================================================== */
.surface-soft {
  background: radial-gradient(circle at top left, rgba(215, 176, 104, 0.12), transparent 55%),
              linear-gradient(145deg, rgba(29, 18, 11, 0.98), rgba(14, 8, 5, 0.98));
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-soft);
}

.surface-ghost {
  background-color: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

/* ==========================================================
   Utility: Text alignment & color
   ========================================================== */
.text-center {
  text-align: center;
}

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

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

.text-soft {
  color: var(--color-text-soft);
}

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

/* ==========================================================
   Utility: Badges / Pills (for events, highlights)
   ========================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(215, 176, 104, 0.55);
  background-color: rgba(215, 176, 104, 0.08);
  color: var(--color-gold-soft);
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.badge-soft {
  border-color: rgba(255, 255, 255, 0.2);
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--color-text-muted);
}

/* ==========================================================
   Subtle Animation Helpers (honor prefers-reduced-motion)
   ========================================================== */
.fade-in-up {
  opacity: 0;
  transform: translateY(12px);
  animation: fade-in-up 600ms var(--transition-normal) forwards;
}

@keyframes fade-in-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}