:root {
  --color-bg: #181818;
  --color-surface: #232323;
  --color-surface-white: #ffffff;
  --color-text-primary: #ffffff;
  --color-text-secondary: #BFAF8F;
  --color-brand-navy: #1A2236;
  --color-brand-brown: #7E5C3E;
  --color-border-gold: #E6B800;
  --color-danger: #E24C4B;

  --gradient-gold: linear-gradient(90deg, #FFD700 0%, #E6B800 100%);

  --font-heading: 'Montserrat', 'Inter', Arial, sans-serif;
  --font-body: 'Inter', Arial, sans-serif;

  --fs-xl: clamp(2rem, 3vw, 2.8rem);
  --fs-lg: clamp(1.8rem, 2.5vw, 2.2rem);
  --fs-md: clamp(1.4rem, 2vw, 1.6rem);
  --fs-sm: 1.2rem;
  --fs-base: 1rem;
  --fs-xs: 0.9rem;

  --lh-body: 1.6;
  --lh-heading: 1.2;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 2rem;
  --space-4: 3rem;
  --space-5: 4rem;
  --space-6: 6rem;

  --container-max: 1240px;
  --container-pad-mobile: 1.5rem;
  --container-pad-desktop: 3rem;

  --radius-sm: 4px;
  --radius-pill: 24px;

  --shadow-soft: 0 2px 8px rgba(0,0,0,0.12);

  --border-thin: 1.5px solid var(--color-border-gold);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--color-text-primary);
  background: var(--color-bg);
  min-height: 100vh;
  text-rendering: optimizeLegibility;
}

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

svg {
  display: block;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button {
  cursor: pointer;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: var(--lh-heading);
  letter-spacing: 0.03em;
  margin-bottom: var(--space-2);
}

h1 { font-size: var(--fs-xl); }
h2 { font-size: var(--fs-lg); }
h3 { font-size: var(--fs-md); }
h4 { font-size: var(--fs-sm); }
h5 { font-size: var(--fs-base); }
h6 { font-size: var(--fs-xs); }

p {
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
}

ul,
ol {
  margin-bottom: var(--space-2);
  padding-left: 1.2em;
}

blockquote {
  margin-bottom: var(--space-3);
  padding-left: var(--space-2);
  border-left: var(--border-thin);
  color: var(--color-text-secondary);
}

hr {
  border: none;
  border-top: var(--border-thin);
  margin: var(--space-4) 0;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-pad-mobile);
  padding-right: var(--container-pad-mobile);
}

@media (min-width: 768px) {
  .container {
    padding-left: var(--container-pad-desktop);
    padding-right: var(--container-pad-desktop);
  }
}

.section {
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-5);
    padding-bottom: var(--space-5);
  }
}

.surface {
  background: var(--color-surface);
  border: var(--border-thin);
  box-shadow: var(--shadow-soft);
  border-radius: var(--radius-sm);
}

.surface-light {
  background: var(--color-surface-white);
  color: #000;
}

.text-gold {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.border-gold {
  border: var(--border-thin);
}

.shadow {
  box-shadow: var(--shadow-soft);
}

.flex-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.flex-row > * {
  min-width: 0;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.flex-between > * {
  min-width: 0;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.flex-center > * {
  min-width: 0;
}

.stack > * + * {
  margin-top: var(--space-2);
}

.stack-lg > * + * {
  margin-top: var(--space-3);
}

.card {
  background: var(--color-surface);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  box-shadow: var(--shadow-soft);
}

.card > *:last-child {
  margin-bottom: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75em 1.5em;
  border-radius: var(--radius-pill);
  border: var(--border-thin);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.2s ease;
}

.button-primary {
  background: var(--gradient-gold);
  color: #000;
}

.button-secondary {
  background: transparent;
  color: var(--color-text-primary);
}

.button:hover {
  transform: translateY(-2px);
}

.link {
  position: relative;
}

.link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: var(--gradient-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

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

input,
textarea,
select {
  width: 100%;
  padding: 0.6em 0.8em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-gold);
  background: var(--color-surface);
}

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

label {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--fs-xs);
}

form > * + * {
  margin-top: var(--space-2);
}

.notice-danger {
  color: var(--color-danger);
  font-weight: 600;
}

.content > *:last-child {
  margin-bottom: 0;
}