/* ========================================
   CSS Variables
   ======================================== */

:root {
  --color-primary: #b5533c;
  --color-butter: #e8d080;
  --color-steel: #2a4a6a;
  --color-dark: #1e1610;
  --color-surface: #f5efe8;
  --color-card: #fafaf7;
  --color-subtext: #9a9088;

  --font-wordmark: "Zilla Slab", serif;
  --font-heading: "Plus Jakarta Sans", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "DM Mono", monospace;

  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 96px;
}

/* ========================================
   Reset and Base Styles
   ======================================== */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--color-surface);
  color: var(--color-dark);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 14px;
  line-height: 1.6;
}

/* ========================================
   Typography
   ======================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(40px, 8vw, 84px);
  color: var(--color-dark);
}

h2 {
  font-size: clamp(28px, 4vw, 48px);
  color: var(--color-primary);
}

h3 {
  font-size: clamp(20px, 3vw, 32px);
}

p {
  margin: var(--spacing-md) 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--color-primary);
  transition: opacity 150ms ease;
}

a:hover {
  opacity: 0.7;
}

/* ========================================
   Wordmark
   ======================================== */

.wordmark {
  font-family: var(--font-wordmark);
  font-style: italic;
  text-transform: lowercase;
  font-size: clamp(24px, 5vw, 48px);
  font-weight: 600;
}

.wordmark-heart {
  font-weight: 600;
}

.wordmark-work {
  font-weight: 400;
}

/* ========================================
   Header
   ======================================== */

.site-header {
  background: var(--color-surface);
  padding: var(--spacing-lg) var(--spacing-2xl);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  position: relative;
}

.site-header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: var(--spacing-2xl);
  right: var(--spacing-2xl);
  height: 4px;
  background: rgba(30, 22, 16, 0.1);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: calc(100vh - 140px);
  padding: var(--spacing-3xl) var(--spacing-2xl);
  text-align: left;
}

.hero {
  max-width: 1200px;
}

.hero-content h1 {
  margin-bottom: var(--spacing-lg);
}

.hero-content h2 {
  margin-bottom: var(--spacing-2xl);
}

.hero-content p {
  font-size: clamp(20px, 2vw, 24px);
  color: var(--color-subtext);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.6;
}

/* ========================================
   Buttons
   ======================================== */

.cta-button {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 400;
  cursor: pointer;
  border-bottom: none;
  transition:
    background-color 150ms ease,
    transform 150ms ease;
  margin-top: var(--spacing-2xl);
  text-transform: capitalize;
  letter-spacing: 0.5px;
}

.cta-button:hover {
  background-color: #9d4531;
  transform: translateY(-2px);
  opacity: 1;
}

.cta-button:active {
  transform: translateY(0);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 640px) {
  .site-header {
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .site-header::after {
    left: var(--spacing-lg);
    right: var(--spacing-lg);
  }

  .hero {
    min-height: calc(100vh - 70px);
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .wordmark {
    font-size: 24px;
  }

  .cta-button {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 16px;
  }
}