/* ========================================
   VIDHAI DESIGN SYSTEM
   Dark editorial theme — navy/charcoal + teal accent
   ======================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Inter:wght@300;400;500;600&display=swap');

/* --- Type Scale --- */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.8125rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 0.9375rem);
  --text-base: clamp(1rem,     0.9rem  + 0.5vw,  1.0625rem);
  --text-lg:   clamp(1.125rem, 0.95rem + 0.85vw, 1.375rem);
  --text-xl:   clamp(1.5rem,   1rem    + 1.5vw,  2rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    4.5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    7rem);

  /* --- Spacing (4px base) --- */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* --- Radius --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* --- Transition --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Content widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* --- Fonts --- */
  --font-display: 'DM Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

/* ========================================
   DARK THEME (default)
   ======================================== */
:root, [data-theme="dark"] {
  --color-bg:             #0f172a;
  --color-surface:        #1e293b;
  --color-surface-2:      #1a2332;
  --color-surface-offset: #162032;
  --color-surface-dynamic: #253548;
  --color-divider:        rgba(148, 163, 184, 0.12);
  --color-border:         rgba(148, 163, 184, 0.15);

  --color-text:           #e2e8f0;
  --color-text-muted:     #94a3b8;
  --color-text-faint:     #64748b;
  --color-text-inverse:   #0f172a;

  --color-primary:        #2dd4bf;
  --color-primary-hover:  #14b8a6;
  --color-primary-active: #0d9488;
  --color-primary-muted:  rgba(45, 212, 191, 0.12);
  --color-primary-highlight: rgba(45, 212, 191, 0.08);

  --color-accent-blue:    #38bdf8;
  --color-accent-amber:   #fbbf24;
  --color-accent-rose:    #fb7185;
  --color-accent-violet:  #a78bfa;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);
}

/* ========================================
   LIGHT THEME
   ======================================== */
[data-theme="light"] {
  --color-bg:             #f8fafc;
  --color-surface:        #ffffff;
  --color-surface-2:      #f1f5f9;
  --color-surface-offset: #e2e8f0;
  --color-surface-dynamic: #cbd5e1;
  --color-divider:        rgba(15, 23, 42, 0.08);
  --color-border:         rgba(15, 23, 42, 0.12);

  --color-text:           #0f172a;
  --color-text-muted:     #475569;
  --color-text-faint:     #94a3b8;
  --color-text-inverse:   #f8fafc;

  --color-primary:        #0d9488;
  --color-primary-hover:  #0f766e;
  --color-primary-active: #115e59;
  --color-primary-muted:  rgba(13, 148, 136, 0.1);
  --color-primary-highlight: rgba(13, 148, 136, 0.06);

  --color-accent-blue:    #0284c7;
  --color-accent-amber:   #d97706;
  --color-accent-rose:    #e11d48;
  --color-accent-violet:  #7c3aed;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
}

/* ========================================
   GLOBAL STYLES
   ======================================== */

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
a:hover {
  color: var(--color-primary-hover);
}

.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive);
}

[data-theme="light"] .nav {
  background: rgba(248, 250, 252, 0.85);
}

.nav--scrolled {
  box-shadow: var(--shadow-md);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .nav__inner { padding-inline: var(--space-8); }
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
  text-decoration: none;
}

.nav__logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav__links {
  display: none;
  list-style: none;
  gap: var(--space-6);
  align-items: center;
}

@media (min-width: 768px) {
  .nav__links { display: flex; }
}

.nav__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-interactive);
  letter-spacing: 0.01em;
}

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

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

.nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-text-muted);
  transition: color var(--transition-interactive);
}

.nav__toggle:hover { color: var(--color-text); }

@media (min-width: 768px) {
  .nav__toggle { display: none; }
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-text-muted);
  transition: color var(--transition-interactive);
  border-radius: var(--radius-md);
}

.theme-toggle:hover {
  color: var(--color-primary);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 3.5rem 0 0 0;
  background: var(--color-bg);
  z-index: 99;
  padding: var(--space-6) var(--space-4);
  border-top: 1px solid var(--color-divider);
  overflow-y: auto;
}

.mobile-menu.is-open {
  display: block;
  animation: fadeIn 200ms ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.mobile-menu a {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  color: var(--color-text);
  font-weight: 500;
  border-bottom: 1px solid var(--color-divider);
  text-decoration: none;
}

.mobile-menu a:last-child { border-bottom: none; }

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  padding: clamp(var(--space-12), 10vw, var(--space-24)) var(--space-4);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  height: 80vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.06) 0%, transparent 70%);
  pointer-events: none;
  border-radius: 50%;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  position: relative;
}

.hero__tagline {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-primary);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-6);
}

.hero__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 580px;
  margin-inline: auto;
  line-height: 1.7;
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
  padding: clamp(var(--space-12), 8vw, var(--space-20)) var(--space-4);
}

@media (min-width: 768px) {
  .section { padding-inline: var(--space-8); }
}

.section__header {
  max-width: var(--content-wide);
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.section__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 50ch;
}

.section--alt {
  background-color: var(--color-surface-2);
}

/* ========================================
   CARD GRID
   ======================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
  gap: var(--space-4);
  max-width: var(--content-wide);
  margin-inline: auto;
}

.card-grid--3 {
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
}

/* ========================================
   NEWS / ARTICLE CARDS
   ======================================== */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-muted),
              var(--shadow-md);
}

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

.card__date {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  white-space: nowrap;
}

.badge--model {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.badge--hardware {
  background: rgba(56, 189, 248, 0.12);
  color: var(--color-accent-blue);
}

.badge--research {
  background: rgba(167, 139, 250, 0.12);
  color: var(--color-accent-violet);
}

.badge--product {
  background: rgba(251, 191, 36, 0.12);
  color: var(--color-accent-amber);
}

.badge--free {
  background: rgba(45, 212, 191, 0.12);
  color: var(--color-primary);
}

.badge--paid {
  background: rgba(251, 191, 36, 0.12);
  color: var(--color-accent-amber);
}

.badge--tag {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.35;
}

.card__summary {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.card__source {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: auto;
}

.card__source a {
  color: var(--color-primary);
  font-weight: 500;
  text-decoration: none;
}

.card__source a:hover {
  text-decoration: underline;
}

.card__source svg {
  width: 12px;
  height: 12px;
  display: inline-block;
  flex-shrink: 0;
}

/* ========================================
   COURSE CARDS
   ======================================== */

.tabs {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
  max-width: var(--content-wide);
  margin-inline: auto;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-1);
  border: 1px solid var(--color-border);
  width: fit-content;
}

.tab-btn {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: all var(--transition-interactive);
  white-space: nowrap;
}

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

.tab-btn.active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

[data-theme="light"] .tab-btn.active {
  color: #fff;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

.course-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.course-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-muted), var(--shadow-md);
}

.course-card__provider {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.course-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.course-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.course-card__details {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.course-card__detail {
  display: inline-flex;
  align-items: center;
  gap: 0.25em;
}

.course-card__detail svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.course-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}

.course-card__price {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}

.course-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-interactive);
}

.course-card__link:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

[data-theme="light"] .course-card__link:hover {
  color: #fff;
}

/* ========================================
   INDUSTRY CARDS
   ======================================== */

.industry-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.industry-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-muted), var(--shadow-md);
}

.industry-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-muted);
  border-radius: var(--radius-md);
  font-size: 1.25rem;
}

.industry-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.industry-card__summary {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.industry-card__source {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: auto;
}

.industry-card__source a {
  color: var(--color-primary);
  font-weight: 500;
}

/* ========================================
   BLOG SECTION
   ======================================== */

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
  cursor: pointer;
}

.blog-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-muted), var(--shadow-md);
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.blog-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.blog-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.blog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-top: auto;
}

.blog-card__read-more {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

.blog-card__read-more svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-interactive);
}

.blog-card:hover .blog-card__read-more svg {
  transform: translateX(4px);
}

/* Blog post overlay */
.blog-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  overflow-y: auto;
  padding: var(--space-4);
}

.blog-overlay.is-open {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  animation: fadeIn 200ms ease;
}

.blog-post {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  max-width: 720px;
  width: 100%;
  margin: var(--space-8) auto;
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  position: relative;
}

.blog-post__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: all var(--transition-interactive);
  background: var(--color-surface);
}

.blog-post__close:hover {
  color: var(--color-text);
  background: var(--color-surface-dynamic);
}

.blog-post__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
}

.blog-post__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
  padding-right: var(--space-10);
}

.blog-post__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
}

.blog-post__content {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 65ch;
}

.blog-post__content p {
  margin-bottom: var(--space-4);
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */

.reveal {
  opacity: 0;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
}

/* Staggered children */
.stagger > * {
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; }
.stagger.is-visible > *:nth-child(2) { transition-delay: 50ms; opacity: 1; }
.stagger.is-visible > *:nth-child(3) { transition-delay: 100ms; opacity: 1; }
.stagger.is-visible > *:nth-child(4) { transition-delay: 150ms; opacity: 1; }
.stagger.is-visible > *:nth-child(5) { transition-delay: 200ms; opacity: 1; }
.stagger.is-visible > *:nth-child(6) { transition-delay: 250ms; opacity: 1; }
.stagger.is-visible > *:nth-child(7) { transition-delay: 300ms; opacity: 1; }
.stagger.is-visible > *:nth-child(8) { transition-delay: 350ms; opacity: 1; }

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

.dot-separator::before {
  content: '·';
  margin: 0 var(--space-1);
}

/* External link icon (reusable) */
.ext-icon {
  width: 12px;
  height: 12px;
  display: inline-block;
  vertical-align: middle;
  margin-left: 2px;
  flex-shrink: 0;
}

/* ========================================
   BREAKING NEWS TICKER
   ======================================== */

.breaking-news {
  display: flex;
  align-items: center;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  overflow: hidden;
  height: 2.5rem;
  position: relative;
  z-index: 90;
}

.breaking-news__label {
  background: var(--color-accent-rose);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--space-1) var(--space-3);
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 2.5rem;
  display: flex;
  align-items: center;
  height: 100%;
}

.breaking-news__track {
  flex: 1;
  overflow: hidden;
  position: relative;
  height: 100%;
}

.breaking-news__scroll {
  display: flex;
  align-items: center;
  white-space: nowrap;
  animation: ticker-scroll 60s linear infinite;
  height: 100%;
}

.breaking-news__scroll:hover {
  animation-play-state: paused;
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.breaking-news__item {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
  padding: 0 var(--space-2);
}

.breaking-news__item:hover {
  color: var(--color-primary);
}

.breaking-news__divider {
  color: var(--color-text-faint);
  opacity: 0.4;
  padding: 0 var(--space-1);
  font-size: var(--text-xs);
}

/* ========================================
   BLOG LAYOUT (with YouTube sidebar)
   ======================================== */

.blog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: var(--content-wide);
  margin-inline: auto;
}

@media (min-width: 960px) {
  .blog-layout {
    grid-template-columns: 1fr 320px;
    gap: var(--space-8);
  }
}

.blog-layout__main {
  min-width: 0;
}

/* ========================================
   YOUTUBE SIDEBAR
   ======================================== */

.youtube-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (max-width: 959px) {
  .youtube-sidebar {
    flex-direction: row;
    overflow-x: auto;
    gap: var(--space-3);
    padding-bottom: var(--space-2);
    -webkit-overflow-scrolling: touch;
  }
  .youtube-sidebar > .video-card {
    min-width: 260px;
    flex-shrink: 0;
  }
}

.youtube-sidebar__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.youtube-sidebar__title svg {
  color: #ff0000;
  flex-shrink: 0;
}

/* --- Video Cards (thumbnail + play overlay) --- */
.video-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-md);
  transition: transform var(--transition-interactive);
}

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

.video-card__thumb {
  position: relative;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 9;
}

.video-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity var(--transition-interactive);
}

.video-card:hover .video-card__thumb img {
  opacity: 0.85;
}

.video-card__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.25);
  transition: background var(--transition-interactive);
}

.video-card:hover .video-card__play {
  background: rgba(0, 0, 0, 0.4);
}

.video-card__play svg {
  width: 40px;
  height: 40px;
  color: #fff;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
  transition: transform var(--transition-interactive);
}

.video-card:hover .video-card__play svg {
  transform: scale(1.1);
}

.video-card__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  line-height: 1.4;
  transition: color var(--transition-interactive);
}

.video-card:hover .video-card__label {
  color: var(--color-primary);
}

/* ========================================
   ADMIN PANEL
   ======================================== */

/* Floating Action Button */
.admin-fab {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 150;
  transition: all var(--transition-interactive);
  cursor: pointer;
  border: none;
}

[data-theme="light"] .admin-fab {
  color: #fff;
}

.admin-fab:hover {
  background: var(--color-primary-hover);
  transform: scale(1.08);
}

/* Admin Overlay */
.admin-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 250;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  overflow-y: auto;
  padding: var(--space-4);
}

.admin-overlay.is-open {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  animation: fadeIn 200ms ease;
}

.admin-panel {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  max-width: 640px;
  width: 100%;
  margin: var(--space-8) auto;
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  position: relative;
}

.admin-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.admin-panel__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}

.admin-panel__close {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: all var(--transition-interactive);
  background: var(--color-surface);
}

.admin-panel__close:hover {
  color: var(--color-text);
  background: var(--color-surface-dynamic);
}

/* Password form */
.admin-pw-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 320px;
}

.admin-pw-form__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.admin-pw-error {
  font-size: var(--text-xs);
  color: var(--color-accent-rose);
  min-height: 1.2em;
}

/* Shared inputs */
.admin-input {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-interactive);
}

.admin-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-muted);
}

.admin-textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  resize: vertical;
  transition: border-color var(--transition-interactive);
  line-height: 1.6;
}

.admin-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-muted);
}

/* Buttons */
.admin-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  border-radius: var(--radius-md);
  transition: all var(--transition-interactive);
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.admin-btn:hover {
  background: var(--color-surface-dynamic);
  color: var(--color-text);
}

.admin-btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

[data-theme="light"] .admin-btn--primary {
  color: #fff;
}

.admin-btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.admin-btn--sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}

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

.admin-btn--edit:hover {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.admin-btn--delete {
  color: var(--color-accent-rose);
  border-color: var(--color-accent-rose);
  background: transparent;
}

.admin-btn--delete:hover {
  background: rgba(251, 113, 133, 0.12);
  color: var(--color-accent-rose);
}

/* Toolbar */
.admin-toolbar {
  margin-bottom: var(--space-4);
}

/* Post list */
.admin-post-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.admin-post-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.admin-post-item__info {
  flex: 1;
  min-width: 0;
}

.admin-post-item__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-post-item__meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.admin-post-item__actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

.admin-empty {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  text-align: center;
  padding: var(--space-8);
}

/* Widen admin panel for rich editor */
.admin-panel {
  max-width: 760px;
}

/* ========================================
   QUILL EDITOR DARK THEME OVERRIDES
   ======================================== */

#editor-content-quill {
  min-height: 300px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
}

#editor-content-quill .ql-editor {
  min-height: 300px;
  color: var(--color-text);
  padding: var(--space-4);
}

#editor-content-quill .ql-editor.ql-blank::before {
  color: var(--color-text-faint);
  font-style: normal;
}

/* Toolbar */
#editor-content-quill + .ql-toolbar,
.ql-toolbar.ql-snow {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-2) var(--space-3);
}

/* Reorder: toolbar sits above the editor container */
.admin-field .ql-toolbar.ql-snow {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.admin-field .ql-container.ql-snow {
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  background: var(--color-surface);
  min-height: 300px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.admin-field .ql-container.ql-snow .ql-editor {
  min-height: 300px;
  color: var(--color-text);
}

.admin-field .ql-container.ql-snow .ql-editor.ql-blank::before {
  color: var(--color-text-faint);
  font-style: normal;
}

/* Toolbar buttons/icons */
.ql-toolbar.ql-snow .ql-stroke {
  stroke: var(--color-text-muted);
}

.ql-toolbar.ql-snow .ql-fill {
  fill: var(--color-text-muted);
}

.ql-toolbar.ql-snow .ql-picker-label {
  color: var(--color-text-muted);
}

.ql-toolbar.ql-snow button:hover .ql-stroke,
.ql-toolbar.ql-snow .ql-picker-label:hover .ql-stroke {
  stroke: var(--color-primary);
}

.ql-toolbar.ql-snow button:hover .ql-fill,
.ql-toolbar.ql-snow .ql-picker-label:hover .ql-fill {
  fill: var(--color-primary);
}

.ql-toolbar.ql-snow button:hover,
.ql-toolbar.ql-snow .ql-picker-label:hover {
  color: var(--color-primary);
}

.ql-toolbar.ql-snow button.ql-active .ql-stroke {
  stroke: var(--color-primary);
}

.ql-toolbar.ql-snow button.ql-active .ql-fill {
  fill: var(--color-primary);
}

.ql-toolbar.ql-snow button.ql-active {
  color: var(--color-primary);
}

.ql-toolbar.ql-snow .ql-picker-item:hover {
  color: var(--color-primary);
}

/* Quill dropdowns */
.ql-toolbar.ql-snow .ql-picker-options {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-1);
}

.ql-toolbar.ql-snow .ql-picker-item {
  color: var(--color-text-muted);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.ql-toolbar.ql-snow .ql-picker-item:hover {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}

.ql-toolbar.ql-snow .ql-picker-item.ql-selected {
  color: var(--color-primary);
}

.ql-toolbar.ql-snow .ql-picker.ql-expanded .ql-picker-label {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.ql-toolbar.ql-snow .ql-picker.ql-expanded .ql-picker-label .ql-stroke {
  stroke: var(--color-primary);
}

/* Quill tooltip (link editor) */
.ql-snow .ql-tooltip {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--color-text);
  padding: var(--space-2) var(--space-3);
}

.ql-snow .ql-tooltip input[type="text"] {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
}

.ql-snow .ql-tooltip a {
  color: var(--color-primary);
}

/* Quill content styles */
.ql-editor blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-4);
  color: var(--color-text-muted);
  margin: var(--space-3) 0;
}

.ql-editor pre.ql-syntax {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  padding: var(--space-3);
  font-size: var(--text-xs);
  overflow-x: auto;
}

/* Light theme Quill overrides */
[data-theme="light"] .ql-toolbar.ql-snow .ql-stroke {
  stroke: var(--color-text-muted);
}

[data-theme="light"] .ql-toolbar.ql-snow .ql-fill {
  fill: var(--color-text-muted);
}

[data-theme="light"] .ql-toolbar.ql-snow .ql-picker-label {
  color: var(--color-text-muted);
}

/* ========================================
   LINKEDIN BUTTON & VIEW
   ======================================== */

.admin-btn--linkedin {
  background: #0A66C2;
  color: #fff;
  border-color: #0A66C2;
}

.admin-btn--linkedin:hover {
  background: #004182;
  border-color: #004182;
  color: #fff;
}

.admin-btn--linkedin-sm {
  background: #0A66C2;
  color: #fff;
  border-color: #0A66C2;
  gap: var(--space-1);
}

.admin-btn--linkedin-sm:hover {
  background: #004182;
  border-color: #004182;
  color: #fff;
}

.admin-btn--linkedin-sm svg {
  flex-shrink: 0;
}

.linkedin-preview {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

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

.linkedin-preview__icon {
  flex-shrink: 0;
}

.linkedin-preview__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.linkedin-textarea {
  min-height: 160px;
  font-size: var(--text-sm);
  line-height: 1.6;
}

.linkedin-checkboxes {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.linkedin-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
}

.linkedin-checkbox input[type="checkbox"] {
  accent-color: #0A66C2;
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.linkedin-actions {
  display: flex;
  gap: var(--space-3);
}

.linkedin-success {
  font-size: var(--text-sm);
  color: var(--color-primary);
  line-height: 1.6;
  padding: var(--space-3);
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary-muted);
}

/* Editor form */
.admin-field {
  margin-bottom: var(--space-4);
}

.admin-field label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-1);
}

.admin-editor-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-5);
}

.admin-editor-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

/* ========================================
   TOOLS SHOWCASE
   ======================================== */

.tool-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
  position: relative;
}

.tool-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-muted), var(--shadow-md);
}

.tool-card--teaser {
  overflow: hidden;
}

.tool-card__badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
}

.badge--coming-soon {
  background: rgba(251, 191, 36, 0.15);
  color: var(--color-accent-amber);
}

.tool-card__icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-muted);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}

.tool-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.tool-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.tool-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.tool-card__teaser {
  padding-top: var(--space-3);
  border-top: 1px dashed var(--color-border);
  margin-top: auto;
}

.tool-card__teaser-text {
  font-size: var(--text-xs);
  color: var(--color-accent-amber);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ========================================
   FEATURED TOOL CARD (MeetPilot)
   ======================================== */

.badge--live {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  animation: pulse-live 2s ease-in-out infinite;
}

@keyframes pulse-live {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.tool-featured {
  max-width: 900px;
  margin: 0 auto var(--space-10);
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-primary-muted);
  border-radius: var(--radius-xl);
  box-shadow: 0 0 40px rgba(45, 212, 191, 0.06), var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.tool-featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0.6;
}

.tool-featured__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.tool-featured__logo {
  flex-shrink: 0;
}

.tool-featured__name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.tool-featured__tagline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

.tool-featured__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.tool-featured__features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.tool-featured__feature {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.tool-featured__feature svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.tool-featured__actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.tool-featured__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  letter-spacing: -0.01em;
}

.tool-featured__btn:hover {
  transform: translateY(-1px);
}

.tool-featured__btn--primary {
  background: var(--color-primary);
  color: #0f172a;
}

.tool-featured__btn--primary:hover {
  background: #34e0c8;
  box-shadow: 0 4px 16px rgba(45, 212, 191, 0.3);
}

.tool-featured__btn--secondary {
  background: var(--color-surface-2);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.tool-featured__btn--secondary:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-muted);
}

.tool-upcoming-label {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 640px) {
  .tool-featured {
    padding: var(--space-5);
  }
  .tool-featured__features {
    grid-template-columns: 1fr;
  }
  .tool-featured__actions {
    flex-direction: column;
  }
  .tool-featured__btn {
    justify-content: center;
  }
}

/* ========================================
   NEWSLETTER
   ======================================== */

.newsletter {
  padding: clamp(var(--space-12), 8vw, var(--space-20)) var(--space-4);
  background: var(--color-surface-2);
}

.newsletter__inner {
  max-width: 600px;
  margin-inline: auto;
  text-align: center;
}

.newsletter__content {
  margin-bottom: var(--space-6);
}

.newsletter__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.newsletter__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.newsletter__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

.newsletter__input {
  width: 100%;
  max-width: 360px;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-interactive);
  text-align: center;
}

.newsletter__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-muted);
}

.newsletter__freq {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.newsletter__radio {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  font-weight: 500;
}

.newsletter__radio input[type="radio"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.newsletter__btn {
  padding: var(--space-2) var(--space-8);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-interactive);
}

[data-theme="light"] .newsletter__btn {
  color: #fff;
}

.newsletter__btn:hover {
  background: var(--color-primary-hover);
  transform: scale(1.02);
}

.newsletter__success {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 500;
  margin-top: var(--space-4);
}

/* ========================================
   FOOTER (expanded)
   ======================================== */

.footer {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-10) var(--space-4) var(--space-6);
}

.footer__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
  text-decoration: none;
}

.footer__logo svg {
  flex-shrink: 0;
}

.footer__tagline {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: 40ch;
  line-height: 1.6;
}

.footer__columns {
  display: flex;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}

.footer__col a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: color var(--transition-interactive);
}

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

.footer__col svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.footer__bottom {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ========================================
   BLOG VIEW ALL BUTTON (Homepage)
   ======================================== */

.blog-view-all {
  display: flex;
  justify-content: center;
  margin-top: var(--space-6);
}

.blog-view-all__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: var(--space-3) var(--space-6);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-interactive);
  letter-spacing: 0.01em;
}

.blog-view-all__link svg {
  transition: transform var(--transition-interactive);
}

.blog-view-all__link:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

[data-theme="light"] .blog-view-all__link:hover {
  color: #fff;
}

.blog-view-all__link:hover svg {
  transform: translateX(4px);
}

/* ========================================
   BLOG PAGE HERO
   ======================================== */

.blog-hero {
  padding: var(--space-8) var(--space-4) var(--space-6);
  text-align: center;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .blog-hero {
    padding: var(--space-12) var(--space-8) var(--space-8);
  }
}

.blog-hero::before {
  content: '';
  position: absolute;
  top: -60%;
  left: 50%;
  transform: translateX(-50%);
  width: 60vw;
  height: 60vw;
  max-width: 500px;
  max-height: 500px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.05) 0%, transparent 70%);
  pointer-events: none;
  border-radius: 50%;
}

.blog-hero__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  margin-bottom: var(--space-4);
  transition: color var(--transition-interactive);
}

.blog-hero__back:hover {
  color: var(--color-primary);
}

.blog-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.blog-hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 400px;
  margin-inline: auto;
  line-height: 1.6;
}

/* ========================================
   BLOG TAG FILTERS
   ======================================== */

.blog-tag-filters {
  max-width: var(--content-wide);
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.blog-tag-filters__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
}

@media (max-width: 640px) {
  .blog-tag-filters__inner {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-2);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .blog-tag-filters__inner::-webkit-scrollbar {
    display: none;
  }
}

.blog-tag-btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-interactive);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.blog-tag-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.blog-tag-btn--active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

[data-theme="light"] .blog-tag-btn--active {
  color: #fff;
}

.blog-tag-btn--active:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

[data-theme="light"] .blog-tag-btn--active:hover {
  color: #fff;
}

/* ========================================
   BLOG PAGINATION
   ======================================== */

.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
  max-width: var(--content-wide);
  margin-inline: auto;
}

.blog-pagination__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-interactive);
  white-space: nowrap;
}

.blog-pagination__btn:hover:not(.blog-pagination__btn--disabled) {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

[data-theme="light"] .blog-pagination__btn:hover:not(.blog-pagination__btn--disabled) {
  color: #fff;
}

.blog-pagination__btn--disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: var(--color-border);
  color: var(--color-text-faint);
}

.blog-pagination__info {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  white-space: nowrap;
}

/* ========================================
   BLOG EMPTY STATE
   ======================================== */

.blog-empty {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  grid-column: 1 / -1;
}

/* ========================================
   NAV ACTIVE LINK (Blog page)
   ======================================== */

.nav__link--active {
  color: var(--color-primary) !important;
}