/* ========================================================================== 
   Variables
   ========================================================================== */
:root {
  /* Color Palette - warm, elegant, interior lighting inspired */
  --color-bg: #0f1012; /* deep charcoal for immersive imagery */
  --color-bg-soft: #181a1d;
  --color-surface: #1f2125; /* card / panel surface */
  --color-surface-soft: #26282d;

  --color-text: #f7f2eb; /* warm white */
  --color-text-muted: #c9c2b7;
  --color-text-soft: #a79f90;

  --color-primary: #d9a564; /* subtle warm gold */
  --color-primary-soft: rgba(217, 165, 100, 0.16);
  --color-primary-strong: #f0c481;

  --color-success: #6bbf8f;
  --color-warning: #e0b45a;
  --color-danger: #e97070;

  --color-border-subtle: rgba(255, 255, 255, 0.06);
  --color-border-strong: rgba(255, 255, 255, 0.14);
  --color-overlay: rgba(3, 4, 5, 0.72);

  /* Neutral Grays (warm bias) */
  --gray-50: #f9f4ec;
  --gray-100: #f0e6d9;
  --gray-200: #e1d3c0;
  --gray-300: #d1c1a7;
  --gray-400: #b5a48a;
  --gray-500: #96856b;
  --gray-600: #72624f;
  --gray-700: #514537;
  --gray-800: #332b22;
  --gray-900: #18130f;

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

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.0625rem; /* 17px subtle refinement */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 2rem;     /* 32px */
  --font-size-4xl: 2.5rem;   /* 40px */
  --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 | 4px base) */
  --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-7: 1.75rem;  /* 28px */
  --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 - emulate soft light gradients */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.25);
  --shadow-soft-high: 0 22px 60px rgba(0, 0, 0, 0.45);
  --shadow-ambient: 0 0 0 1px rgba(255, 255, 255, 0.03), 0 32px 80px rgba(0, 0, 0, 0.65);

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

  /* Layout */
  --container-max-width: 1120px;
  --container-padding-x: var(--space-4);
}

/* Respect prefers-reduced-motion for transitions & animations */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 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,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

body {
  min-height: 100vh;
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
}

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

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

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

textarea {
  resize: vertical;
}

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

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

/* ========================================================================== 
   Base Styles
   ========================================================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background: radial-gradient(circle at top, #1b1a17 0, #0b0b0e 55%, #050608 100%);
  color: var(--color-text);
  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-snug);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

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: 0.04em;
  text-transform: uppercase;
}

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

strong,
b {
  font-weight: 600;
}

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

/* Links - subtle, refined underline on hover */
a {
  position: relative;
  transition: color var(--transition-normal);
}

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

a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.1em;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), rgba(217, 165, 100, 0.7));
  transform-origin: left;
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

a:hover::after {
  transform: scaleX(1);
}

a:focus-visible::after {
  transform: scaleX(1);
}

/* Lists */
ul,
ol {
  padding-left: 1.25rem;
  margin-bottom: var(--space-4);
}

/* ========================================================================== 
   Accessibility & Focus
   ========================================================================== */
:focus {
  outline: none;
}

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

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

.container-wide {
  width: 100%;
  max-width: 1320px;
  margin-inline: auto;
  padding-inline: var(--container-padding-x);
}

.section {
  padding-block: clamp(var(--space-12), 8vh, var(--space-20));
}

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

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

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

.flex-row {
  flex-direction: row;
}

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

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

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

.gap-xs {
  gap: var(--space-2);
}

.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: minmax(0, 1fr);
  }
}

/* Alignment & text */
.text-center {
  text-align: center;
}

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

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

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

/* Spacing utilities (margin-bottom only for vertical rhythm) */
.mb-0 { margin-bottom: 0 !important; }
.mb-xs { margin-bottom: var(--space-2) !important; }
.mb-sm { margin-bottom: var(--space-3) !important; }
.mb-md { margin-bottom: var(--space-4) !important; }
.mb-lg { margin-bottom: var(--space-6) !important; }
.mb-xl { margin-bottom: var(--space-10) !important; }

/***************************
 * Elevation & surfaces
 ***************************/
.surface {
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.02) 0, transparent 55%),
              var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
}

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

/* ========================================================================== 
   Components
   ========================================================================== */
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding-inline: 1.4rem;
  padding-block: 0.7rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: radial-gradient(circle at top, #f0c481 0, #d9a564 40%, #b48246 100%);
  color: #211910!important;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
  box-shadow: none;
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background: linear-gradient(120deg, rgba(217, 165, 100, 0.16), transparent);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-soft);
  border-radius: var(--radius-pill);
  padding-inline: 0.5rem;
  padding-block: 0.25rem;
}

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

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

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

/* Inputs & Form Elements */
.input,
select,
textarea {
  width: 100%;
  padding-inline: 0.9rem;
  padding-block: 0.7rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background-color: rgba(9, 9, 12, 0.85);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  transition:
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-normal);
}

.input::placeholder,
textarea::placeholder {
  color: rgba(201, 194, 183, 0.6);
}

.input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(217, 165, 100, 0.5), 0 18px 40px rgba(0, 0, 0, 0.75);
  background-color: #0a0a0e;
}

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

label {
  display: inline-block;
  margin-bottom: 0.4rem;
  font-size: var(--font-size-sm);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

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

/* Cards - for case studies, testimonials, services */
.card {
  position: relative;
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top left, rgba(240, 196, 129, 0.1) 0, transparent 55%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.04), rgba(11, 10, 9, 0.98));
  border: 1px solid rgba(217, 165, 100, 0.18);
  box-shadow: var(--shadow-ambient);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top, rgba(217, 165, 100, 0.18), transparent 60%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.card:hover::before {
  opacity: 1;
}

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

.card-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-1);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

/* Media framing for imagery (lighting scenes, interiors) */
.media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: radial-gradient(circle at top, rgba(255, 255, 255, 0.06), transparent 60%);
}

.media-frame img {
  display: block;
  width: 100%;
  height: auto;
  transform: scale(1.02);
  transform-origin: center;
  transition: transform 900ms ease-out, filter 900ms ease-out;
  filter: saturate(1.02) contrast(1.03);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0, rgba(255, 229, 185, 0.42), transparent 55%),
              radial-gradient(circle at 80% 100%, rgba(195, 126, 72, 0.5), transparent 55%);
  mix-blend-mode: soft-light;
  opacity: 0.85;
  pointer-events: none;
}

.media-frame:hover img {
  transform: scale(1.06);
  filter: saturate(1.08) contrast(1.08);
}

/* Badges / small accent chips */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: 0.7rem;
  padding-block: 0.2rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: rgba(217, 165, 100, 0.14);
  color: var(--color-primary-strong);
  border: 1px solid rgba(217, 165, 100, 0.3);
}

/* Quotes / testimonials */
.quote {
  position: relative;
  padding-left: var(--space-6);
  color: var(--color-text);
}

.quote::before {
  content: "\201C";
  position: absolute;
  left: 0;
  top: -0.3em;
  font-family: var(--font-serif);
  font-size: 3rem;
  color: rgba(217, 165, 100, 0.25);
}

.quote-author {
  margin-top: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

/* Helper for subtle dividers */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    rgba(255, 255, 255, 0.16),
    transparent
  );
  border: none;
  margin-block: var(--space-6);
}

/* End of base.css */