/* ========================================
   FIRE IT — Design System
   Clean, minimal, Scandinavian-meets-urban
   ======================================== */

/* --- Google Fonts --- */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");

/* --- Design Tokens --- */
:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f5;
  --color-text-primary: #111111;
  --color-text-secondary: #6b7280;
  --color-accent: #94a3b8;
  --color-border: #e5e7eb;
  --color-cta-bg: #111111;
  --color-cta-text: #ffffff;
  --color-white: #ffffff;
  --color-black: #111111;

  /* Typography */
  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  --font-size-base: 16px;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 3rem;
  --font-size-5xl: 5rem;
  --line-height: 1.6;
  --tracking-tight: -0.01em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --tracking-wider: 0.1em;
  --tracking-widest: 0.2em;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 80px;
  --space-5xl: 120px;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 24px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

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

html {
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-md);
  line-height: var(--line-height);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  min-height: 100vh;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  line-height: 1.2;
}

/* --- Site Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-size: var(--font-size-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-primary);
}

.logo:hover {
  opacity: 0.7;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-primary);
  transition: opacity var(--transition-fast);
}

.nav-link:hover {
  opacity: 0.5;
}

.cart-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-primary);
  transition: opacity var(--transition-fast);
}

.cart-link:hover {
  opacity: 0.5;
}

.cart-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  background-color: var(--color-cta-bg);
  color: var(--color-cta-text);
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
}

/* --- Hero --- */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  background-color: var(--color-black);
  color: var(--color-white);
  text-align: center;
  padding: var(--space-4xl) var(--container-padding);
}

.hero h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  letter-spacing: var(--tracking-widest);
  margin-bottom: var(--space-lg);
}

.hero p {
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-size: var(--font-size-sm);
  font-weight: 400;
  margin-bottom: var(--space-2xl);
  max-width: 480px;
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: var(--font-size-5xl);
  }
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 16px 32px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-cta-bg);
  color: var(--color-cta-text);
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-text-primary);
  color: var(--color-text-primary);
}

.btn-outline:hover {
  background-color: var(--color-cta-bg);
  color: var(--color-cta-text);
}

/* --- Section Title --- */
.section-title {
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--color-text-secondary);
}

/* --- Product Grid --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Product Card --- */
.product-card {
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.product-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background-color: var(--color-bg-alt);
  transition: opacity var(--transition-base);
}

.product-card:hover img {
  opacity: 0.9;
}

.product-card .name {
  margin-top: 12px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.product-card .price {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* --- Ethos Strip --- */
.ethos-strip {
  background-color: var(--color-bg-alt);
  padding: 60px var(--container-padding);
  text-align: center;
}

.ethos-strip p {
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* --- Site Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px var(--container-padding);
  text-align: center;
}

.site-footer p {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* --- Product Detail --- */
.product-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  padding: var(--space-4xl) 0;
}

@media (min-width: 768px) {
  .product-detail {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
  }
}

.product-detail .product-image img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background-color: var(--color-bg-alt);
}

.product-detail .product-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-lg);
}

.product-detail .product-name {
  font-size: var(--font-size-2xl);
  font-weight: 600;
}

.product-detail .product-price {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
}

.product-detail .product-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* --- Size Selector --- */
.size-selector {
  display: flex;
  flex-direction: row;
  gap: var(--space-sm);
}

.size-selector button {
  padding: 10px 18px;
  border: 1px solid var(--color-border);
  background: transparent;
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.size-selector button:hover {
  border-color: var(--color-text-primary);
}

.size-selector button.active {
  background-color: var(--color-cta-bg);
  color: var(--color-cta-text);
  border-color: var(--color-cta-bg);
}

/* --- Color Swatches --- */
.color-swatches {
  display: flex;
  flex-direction: row;
  gap: var(--space-sm);
}

.color-swatches button {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.color-swatches button:hover {
  border-color: var(--color-text-secondary);
}

.color-swatches button.active {
  outline: 2px solid var(--color-text-primary);
  outline-offset: 2px;
}

/* --- Cart Item --- */
.cart-item {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-item img {
  width: 80px;
  height: 100px;
  object-fit: cover;
  background-color: var(--color-bg-alt);
  flex-shrink: 0;
}

.cart-item .item-details {
  flex: 1;
}

.cart-item .item-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.cart-item .item-variant {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

.cart-item .item-price {
  font-size: var(--font-size-sm);
  font-weight: 500;
  white-space: nowrap;
}

/* --- Quantity Controls --- */
.quantity-controls {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--color-border);
}

.quantity-controls button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  font-size: var(--font-size-md);
  font-weight: 500;
  cursor: pointer;
  color: var(--color-text-primary);
  transition: background-color var(--transition-fast);
}

.quantity-controls button:hover {
  background-color: var(--color-bg-alt);
}

.quantity-controls .quantity-value {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
}

/* --- Cart Summary --- */
.cart-summary {
  text-align: right;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
}

.cart-summary .total-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.cart-summary .total-amount {
  font-size: var(--font-size-2xl);
  font-weight: 600;
}

/* --- Checkout Form --- */
.checkout-form {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-4xl) 0;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  font-family: var(--font-family);
  font-size: var(--font-size-md);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-text-primary);
}

.form-group input::placeholder {
  color: var(--color-accent);
}

/* --- Payment Toggle --- */
.payment-toggle {
  display: flex;
  gap: 0;
  margin-bottom: var(--space-lg);
}

.payment-toggle button {
  flex: 1;
  padding: 14px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.payment-toggle button:first-child {
  border-right: none;
}

.payment-toggle button.active {
  background-color: var(--color-cta-bg);
  color: var(--color-cta-text);
  border-color: var(--color-cta-bg);
}

/* --- Order Confirmation --- */
.order-confirmation {
  text-align: center;
  padding: var(--space-5xl) var(--container-padding);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.order-confirmation .checkmark {
  font-size: 64px;
  margin-bottom: var(--space-lg);
}

.order-confirmation h1 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
}

.order-confirmation .order-id {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

/* --- About Page --- */
.about-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  text-align: center;
  padding: var(--space-4xl) var(--container-padding);
}

.about-page h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  letter-spacing: var(--tracking-widest);
  margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
  .about-page h1 {
    font-size: 4.5rem;
  }
}

.about-page p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

/* --- About Story --- */
.about-story {
  background-color: var(--color-bg-alt);
  padding: var(--space-4xl) var(--container-padding);
}

.about-story-inner {
  max-width: 640px;
  margin: 0 auto;
}

.about-story p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: var(--space-lg);
}

.about-story p:last-child {
  margin-bottom: 0;
}

/* --- Sections --- */
section {
  padding: var(--space-4xl) 0;
}

/* --- Cart Page --- */
.cart-empty {
  text-align: center;
  padding: var(--space-5xl) var(--container-padding);
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.cart-empty p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-lg);
}

/* --- Remove Button --- */
.remove-btn {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  cursor: pointer;
  transition: color var(--transition-fast);
  background: none;
  border: none;
  padding: 0;
  margin-top: var(--space-sm);
}

.remove-btn:hover {
  color: var(--color-text-primary);
}

/* --- Utilities --- */
.text-center {
  text-align: center;
}

.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mt-xl {
  margin-top: var(--space-xl);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}