/*
 * Theme Name: Muattar Ali — Digital Strategist
 * Theme URI: muattarali.aromanish.com
 * Author: Muattar Ali
 * Description: A premium editorial blog theme for digital marketing professionals.
 * Version: 1.0.0
 *
 * ============================================================
 * CUSTOMIZATION VARIABLES — Edit this section to restyle the
 * entire theme without touching other code.
 * ============================================================
 */

:root {
  /* ── Brand Colors ── */
  --color-accent:        #C8963E;   /* Gold amber — primary accent */
  --color-accent-dark:   #A5751F;   /* Darker accent for hover */
  --color-accent-light:  #F5E4C4;   /* Light accent for backgrounds */
  --color-ink:           #141210;   /* Near-black for headings */
  --color-body:          #3A3530;   /* Dark warm gray for body text */
  --color-muted:         #7A736A;   /* Muted text, meta, captions */
  --color-border:        #E8E3DC;   /* Light warm border */
  --color-bg:            #FAFAF8;   /* Main background */
  --color-bg-2:          #F3EFE8;   /* Surface / card background */
  --color-bg-3:          #EDE8DF;   /* Deeper surface */

  /* ── Category Colors ── */
  --cat-seo:      #1D6B5A;
  --cat-seo-bg:   #E4F4F0;
  --cat-ppc:      #1D4E8F;
  --cat-ppc-bg:   #E4EEFA;
  --cat-content:  #7B2D8B;
  --cat-content-bg: #F4E8F8;
  --cat-social:   #C8512E;
  --cat-social-bg: #FAECE7;
  --cat-brand:    #8B6914;
  --cat-brand-bg: #FAF3E0;

  /* ── Typography ── */
  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'DM Sans', system-ui, sans-serif;
  --font-mono:     'DM Mono', 'Fira Code', monospace;

  /* ── Font Sizes ── */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;
  --text-7xl:  4.5rem;

  /* ── Spacing ── */
  --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;

  /* ── Layout ── */
  --max-width:     1200px;
  --header-height: 72px;
  --radius-sm:     4px;
  --radius-md:     8px;
  --radius-lg:     12px;
  --radius-xl:     20px;
  --radius-full:   999px;

  /* ── Transitions ── */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:    cubic-bezier(0.7, 0, 0.84, 0);
  --transition: 0.25s var(--ease-out);
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --color-ink:       #F0EDE8;
  --color-body:      #C8C0B8;
  --color-muted:     #8A837A;
  --color-border:    #2E2A25;
  --color-bg:        #16140F;
  --color-bg-2:      #1E1C17;
  --color-bg-3:      #262318;
  --color-accent:    #D9A84E;
  --color-accent-dark: #F0C06A;
  --color-accent-light: #2E2410;
  --cat-seo-bg:    #0D2E26;
  --cat-ppc-bg:    #0D2040;
  --cat-content-bg:#280D32;
  --cat-social-bg: #32160D;
  --cat-brand-bg:  #2A2005;
}

/* ============================================================
   BASE RESET
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-body);
  background: var(--color-bg);
  line-height: 1.7;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ============================================================
   CONTAINER
   ============================================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-4); }
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-ink);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* ============================================================
   HEADER
   ============================================================ */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: color-mix(in srgb, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--transition);
}

.site-header.scrolled {
  height: 60px;
  border-bottom-color: var(--color-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 36px; height: 36px;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

/* Main Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  letter-spacing: 0.01em;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-ink);
  background: var(--color-bg-2);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.search-btn, .theme-toggle {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-muted);
  transition: all var(--transition);
}

.search-btn:hover, .theme-toggle:hover {
  color: var(--color-ink);
  background: var(--color-bg-2);
}

.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }
[data-theme="dark"] .theme-toggle .sun-icon { display: block; }
[data-theme="dark"] .theme-toggle .moon-icon { display: none; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
}

.menu-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--color-muted);
  transition: all var(--transition);
  transform-origin: center;
}

/* Search Overlay */
.search-overlay {
  position: fixed;
  top: var(--header-height); left: 0; right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-5) 0 var(--space-4);
  z-index: 999;
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
}

.search-overlay.active {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.search-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.search-input {
  flex: 1;
  background: none;
  border: none;
  border-bottom: 2px solid var(--color-border);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-ink);
  padding: var(--space-2) 0;
  outline: none;
  transition: border-color var(--transition);
}

.search-input::placeholder { color: var(--color-muted); opacity: 0.5; }
.search-input:focus { border-bottom-color: var(--color-accent); }

.search-close {
  color: var(--color-muted);
  transition: color var(--transition);
}
.search-close:hover { color: var(--color-ink); }

.search-tags {
  max-width: var(--max-width);
  margin: var(--space-3) auto 0;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

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

.hero {
  padding-top: calc(var(--header-height) + var(--space-20));
  padding-bottom: var(--space-20);
  position: relative;
  overflow: hidden;
}

.hero-bg-text {
  position: absolute;
  top: 50%;
  right: -5%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 700;
  color: var(--color-border);
  opacity: 0.4;
  letter-spacing: -0.04em;
  user-select: none;
  pointer-events: none;
  z-index: 0;
  transition: color var(--transition);
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content { max-width: 700px; }

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
  font-family: var(--font-body);
  font-weight: 400;
}

.eyebrow-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-7xl));
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-5);
}

.hero-title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-muted);
  max-width: 520px;
  line-height: 1.65;
  margin-bottom: var(--space-8);
}

.hero-cta-row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: all var(--transition);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: var(--color-body);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: all var(--transition);
}

.btn-ghost:hover {
  border-color: var(--color-muted);
  color: var(--color-ink);
  background: var(--color-bg-2);
}

.btn-ghost-sm {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: transparent;
  color: var(--color-body);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  transition: all var(--transition);
}

.btn-ghost-sm:hover {
  color: var(--color-ink);
  border-color: var(--color-muted);
  background: var(--color-bg-2);
}

.hero-stats {
  display: flex;
  gap: var(--space-10);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  width: fit-content;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.stat-num {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 500;
  margin-bottom: var(--space-6);
}

.label-line {
  display: block;
  width: 32px; height: 1px;
  background: var(--color-accent);
}

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

.view-all-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-muted);
  transition: color var(--transition);
}

.view-all-link:hover { color: var(--color-accent); }

/* ============================================================
   FEATURED POST
   ============================================================ */

.featured-section {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-border);
}

.featured-card {
  position: relative;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-12);
  overflow: hidden;
  transition: all var(--transition);
}

.featured-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.featured-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  right: 0; height: 3px;
  background: linear-gradient(90deg, var(--color-accent), transparent);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.featured-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.featured-title {
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  max-width: 820px;
  margin-bottom: var(--space-4);
}

.featured-title a {
  color: var(--color-ink);
  transition: color var(--transition);
}

.featured-title a:hover { color: var(--color-accent); }

.featured-excerpt {
  max-width: 640px;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  transition: gap var(--transition);
}

.read-more-link:hover { gap: var(--space-3); }

.featured-number {
  position: absolute;
  bottom: var(--space-6);
  right: var(--space-10);
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  letter-spacing: -0.04em;
  user-select: none;
  pointer-events: none;
}

/* ============================================================
   TOPIC CHIPS
   ============================================================ */

.topics-strip {
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.topics-scroll {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
}

.topics-scroll::-webkit-scrollbar { display: none; }

.topic-chip {
  display: inline-flex;
  white-space: nowrap;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-muted);
  transition: all var(--transition);
  flex-shrink: 0;
}

.topic-chip:hover, .topic-chip.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* ============================================================
   CATEGORY BADGES
   ============================================================ */

.cat-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cat-seo     { background: var(--cat-seo-bg);     color: var(--cat-seo); }
.cat-ppc     { background: var(--cat-ppc-bg);     color: var(--cat-ppc); }
.cat-content { background: var(--cat-content-bg); color: var(--cat-content); }
.cat-social  { background: var(--cat-social-bg);  color: var(--cat-social); }
.cat-brand   { background: var(--cat-brand-bg);   color: var(--cat-brand); }

.dot-sep { color: var(--color-border); }

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

.articles-section {
  padding: var(--space-16) 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-6);
}

.article-card--large {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}

.article-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  border-color: color-mix(in srgb, var(--color-accent) 40%, var(--color-border));
  transform: translateY(-2px);
}

.card-img-wrap {
  position: relative;
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 200px;
  transition: transform 0.5s var(--ease-out);
}

.article-card--large .card-img { height: 280px; }
.article-card:hover .card-img { transform: scale(1.03); }

.card-img--gradient { border-radius: 0; }
.card-img--1 { background: linear-gradient(135deg, #1D4E8F 0%, #0A2A52 40%, #C8963E 100%); }
.card-img--2 { background: linear-gradient(135deg, #7B2D8B 0%, #3A1244 40%, #C8963E 100%); }
.card-img--3 { background: linear-gradient(135deg, #C8512E 0%, #6B1A08 40%, #D9A84E 100%); }
.card-img--4 { background: linear-gradient(135deg, #1D6B5A 0%, #0A3028 40%, #C8963E 100%); }
.card-img--5 { background: linear-gradient(135deg, #8B6914 0%, #3D2B08 40%, #1D4E8F 100%); }

.card-category {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-3);
}

.card-body {
  padding: var(--space-4) var(--space-5) var(--space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
  flex: 1;
}

.article-card--large .card-title { font-size: var(--text-xl); }

.card-title a {
  color: var(--color-ink);
  transition: color var(--transition);
}
.card-title a:hover { color: var(--color-accent); }

.card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.65;
  margin-bottom: var(--space-4);
}

.card-footer {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.card-read-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  transition: opacity var(--transition);
}
.card-read-link:hover { opacity: 0.75; }

/* ============================================================
   TAG PILLS
   ============================================================ */

.tag-pill {
  display: inline-flex;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-muted);
  letter-spacing: 0.03em;
  transition: all var(--transition);
}

.tag-pill:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

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

.newsletter-section {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-2);
}

.newsletter-inner {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.newsletter-text { flex: 1; min-width: 240px; }

.newsletter-eyebrow {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.newsletter-text h2 {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.newsletter-text p {
  color: var(--color-muted);
  max-width: 380px;
}

.newsletter-form { flex: 1; min-width: 300px; }

.form-group {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.email-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-ink);
  outline: none;
  font-family: var(--font-body);
  transition: border-color var(--transition);
}

.email-input::placeholder { color: var(--color-muted); opacity: 0.5; }
.email-input:focus { border-color: var(--color-accent); }

.btn-subscribe {
  padding: var(--space-3) var(--space-5);
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  transition: all var(--transition);
}

.btn-subscribe:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.form-note {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

/* ============================================================
   ABOUT STRIP
   ============================================================ */

.about-strip {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-border);
}

.about-strip-inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-10);
  position: relative;
  overflow: hidden;
}

.about-strip-inner::after {
  content: '"';
  position: absolute;
  top: -20px;
  right: var(--space-10);
  font-family: var(--font-display);
  font-size: 12rem;
  color: var(--color-border);
  line-height: 1;
  pointer-events: none;
}

.about-avatar {
  flex-shrink: 0;
}

.avatar-ring {
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  padding: 4px;
}

.avatar-initials {
  width: 100%; height: 100%;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
}

.about-strip-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-ink);
  line-height: 1.5;
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}

.about-strip-bio {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.about-strip-ctas {
  display: flex;
  gap: var(--space-3);
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-bg-2);
  border-top: 1px solid var(--color-border);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-border);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.6;
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-socials {
  display: flex;
  gap: var(--space-3);
}

.footer-socials a {
  width: 36px; height: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-muted);
  transition: all var(--transition);
}

.footer-socials a:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.footer-nav-group h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.footer-nav-group ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav-group a {
  font-size: var(--text-sm);
  color: var(--color-muted);
  transition: color var(--transition);
}

.footer-nav-group a:hover { color: var(--color-accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.footer-bottom a {
  color: var(--color-muted);
  transition: color var(--transition);
}

.footer-bottom a:hover { color: var(--color-ink); }

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

.page-hero {
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border);
}

.page-hero-inner {
  max-width: 640px;
}

.page-title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-3);
}

.page-subtitle {
  color: var(--color-muted);
  font-size: var(--text-lg);
}

.blog-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-12);
  padding: var(--space-12) 0 var(--space-20);
  align-items: start;
}

.posts-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.post-list-item {
  display: grid;
  grid-template-columns: 1fr 160px;
  gap: var(--space-5);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition);
}

.post-list-item:hover .post-list-title a { color: var(--color-accent); }

.post-list-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}

.post-list-title {
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: var(--space-2);
}

.post-list-title a { color: var(--color-ink); transition: color var(--transition); }

.post-list-excerpt {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

.post-list-img {
  border-radius: var(--radius-md);
  height: 120px;
  overflow: hidden;
  flex-shrink: 0;
  align-self: start;
}

.post-list-img .card-img {
  width: 100%;
  height: 100%;
  transition: transform 0.5s var(--ease-out);
}

.post-list-item:hover .post-list-img .card-img { transform: scale(1.05); }

/* Sidebar */
.sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sidebar-widget {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.widget-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

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

.widget-cat-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-body);
  transition: all var(--transition);
}

.widget-cat-link:hover {
  background: var(--color-bg-3);
  color: var(--color-accent);
}

.cat-count {
  font-size: var(--text-xs);
  color: var(--color-muted);
  background: var(--color-bg-3);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* ============================================================
   SINGLE POST PAGE
   ============================================================ */

.single-hero {
  padding-top: calc(var(--header-height) + var(--space-12));
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-border);
}

.single-hero-inner { max-width: 760px; }

.single-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.single-title {
  font-size: clamp(var(--text-2xl), 4.5vw, var(--text-5xl));
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.single-lead {
  font-size: var(--text-xl);
  color: var(--color-muted);
  line-height: 1.6;
  font-weight: 300;
  max-width: 640px;
}

.single-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-12);
  padding: var(--space-12) 0 var(--space-20);
  align-items: start;
}

/* Article Content */
.article-content {
  max-width: 680px;
}

.article-content h2 {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-ink);
  margin: var(--space-10) 0 var(--space-4);
  letter-spacing: -0.02em;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.article-content h2:first-child { margin-top: 0; border-top: none; padding-top: 0; }

.article-content h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-ink);
  margin: var(--space-8) 0 var(--space-3);
  letter-spacing: -0.01em;
}

.article-content p {
  font-size: var(--text-lg);
  color: var(--color-body);
  line-height: 1.8;
  margin-bottom: var(--space-5);
}

.article-content ul, .article-content ol {
  margin: var(--space-5) 0;
  padding-left: var(--space-6);
}

.article-content li {
  font-size: var(--text-lg);
  color: var(--color-body);
  line-height: 1.8;
  margin-bottom: var(--space-2);
}

.article-content ul li { list-style: disc; }
.article-content ol li { list-style: decimal; }

.article-content blockquote {
  margin: var(--space-8) 0;
  padding: var(--space-5) var(--space-6);
  border-left: 3px solid var(--color-accent);
  background: var(--color-bg-2);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-content blockquote p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-ink);
  margin: 0;
}

.article-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--color-accent-dark);
}

.article-content pre {
  background: var(--color-bg-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  overflow-x: auto;
  margin: var(--space-6) 0;
}

.article-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--color-body);
  font-size: var(--text-sm);
}

.article-content a {
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 1px;
  transition: opacity var(--transition);
}

.article-content a:hover { opacity: 0.7; }

.article-content img {
  width: 100%;
  border-radius: var(--radius-md);
  margin: var(--space-6) 0;
}

/* Key Takeaways box */
.key-takeaways {
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin: var(--space-8) 0;
}

.key-takeaways-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-3);
}

.key-takeaways ul {
  margin: 0;
  padding-left: var(--space-5);
}

.key-takeaways li {
  font-size: var(--text-base);
  color: var(--color-body);
  margin-bottom: var(--space-2);
}

/* Author card in single post */
.author-card {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-8);
  margin: var(--space-10) 0;
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.author-card-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.author-card-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 2px;
}

.author-card-role {
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.author-card-bio {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.65;
}

/* Post Tags */
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-6) 0;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

/* Table of Contents sidebar widget */
.toc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toc-link {
  font-size: var(--text-sm);
  color: var(--color-muted);
  padding: var(--space-1) var(--space-3);
  border-left: 2px solid var(--color-border);
  transition: all var(--transition);
  line-height: 1.4;
}

.toc-link:hover, .toc-link.active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
}

/* ============================================================
   CATEGORY PAGE
   ============================================================ */

.cat-header {
  padding-top: calc(var(--header-height) + var(--space-12));
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-border);
}

.cat-title-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.cat-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-xl);
}

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

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
}

.page-btn {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-muted);
  transition: all var(--transition);
}

.page-btn:hover, .page-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* ============================================================
   READING PROGRESS BAR
   ============================================================ */

.reading-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: var(--color-accent);
  z-index: 9999;
  transition: width 0.1s linear;
  width: 0%;
}

/* ============================================================
   BACK TO TOP
   ============================================================ */

.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 44px; height: 44px;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
}

.back-to-top:hover { background: var(--color-accent-dark); transform: translateY(-2px); }

/* ============================================================
   TOAST NOTIFICATION
   ============================================================ */

.toast {
  position: fixed;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  z-index: 9999;
  white-space: nowrap;
}

.toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   FADE-IN ANIMATION
   ============================================================ */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .articles-grid { grid-template-columns: 1fr 1fr; }
  .article-card--large { grid-column: 1 / -1; grid-row: auto; }
  .blog-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .single-layout { grid-template-columns: 1fr; }
  .newsletter-inner { flex-direction: column; gap: var(--space-8); }
}

@media (max-width: 768px) {
  :root { --header-height: 60px; }

  .main-nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4);
    gap: var(--space-1);
    z-index: 998;
  }

  .main-nav.open { display: flex; }

  .nav-link { padding: var(--space-3) var(--space-4); }

  .menu-toggle { display: flex; }

  .articles-grid { grid-template-columns: 1fr; }

  .hero-stats { gap: var(--space-6); }

  .footer-top { grid-template-columns: 1fr; gap: var(--space-8); }

  .about-strip-inner { flex-direction: column; text-align: center; }
  .about-strip-ctas { justify-content: center; }

  .featured-card { padding: var(--space-6); }
  .featured-number { display: none; }

  .post-list-item { grid-template-columns: 1fr; }
  .post-list-img { order: -1; height: 180px; }

  .hero-bg-text { display: none; }

  .author-card { flex-direction: column; }
}

@media (max-width: 480px) {
  .hero { padding-top: calc(var(--header-height) + var(--space-12)); }
  .hero-cta-row { flex-direction: column; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
  .stat-num { font-size: var(--text-2xl); }
}