/* ============================================
   BASE STYLESHEET — Reset + Foundations
   ============================================ */

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

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  hanging-punctuation: first last;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.7;
  font-family: var(--font-body, sans-serif);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

ul[role='list'], ol[role='list'] {
  list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.15;
  font-family: var(--font-display);
}

p, li, figcaption {
  text-wrap: pretty;
  max-width: 72ch;
}

::selection {
  background: color-mix(in oklab, var(--color-primary), transparent 75%);
  color: var(--color-text);
}

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

button {
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-body);
}

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

table {
  border-collapse: collapse;
  width: 100%;
}

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

/* Interactive transitions */
a, button, [role='button'], [role='link'], input, textarea, select {
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    opacity var(--transition-interactive);
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-10));
}

.container--narrow {
  max-width: var(--content-narrow);
}

.container--default {
  max-width: var(--content-default);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

.display { font-family: var(--font-display); }
.body-font { font-family: var(--font-body); }

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-teal {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-teal:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-outline-light {
  background: transparent;
  color: rgba(255,255,255,0.9);
  border-color: rgba(255,255,255,0.4);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.7);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* ============================================
   CATEGORY PILLS
   ============================================ */

.pill {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
}

.pill:hover {
  background: var(--color-primary);
  color: #fff;
}

.pill--solid {
  background: var(--color-primary);
  color: #fff;
}

/* ============================================
   POST CARDS
   ============================================ */

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
}

.card__image-inner {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 60%, #2C8F96 100%);
  transition: transform var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card:hover .card__image-inner {
  transform: scale(1.04);
}

.card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-body);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.25;
  color: var(--color-text);
}

.card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: auto;
}

.card__link:hover {
  gap: var(--space-3);
}

/* ============================================
   EMAIL SIGNUP FORM
   ============================================ */

.email-form {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.email-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  padding: var(--space-3) var(--space-4);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: var(--text-sm);
  font-family: var(--font-body);
}

.email-form input[type="email"]::placeholder {
  color: rgba(255,255,255,0.6);
}

.email-form input[type="email"]:focus {
  outline: none;
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.18);
}

.email-form--light input[type="email"] {
  border-color: var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.email-form--light input[type="email"]::placeholder {
  color: var(--color-text-faint);
}

.email-form--light input[type="email"]:focus {
  border-color: var(--color-primary);
  background: var(--color-surface-2);
}

/* ============================================
   SECTION LABELS
   ============================================ */

.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
}

/* ============================================
   DIVIDERS
   ============================================ */

.divider {
  height: 1px;
  background: var(--color-divider);
  border: none;
  margin: 0;
}

/* ============================================
   AFFILIATE DISCLOSURE
   ============================================ */

.affiliate-bar {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-body);
  line-height: 1.5;
}