/*
Theme Name: Mark Alagos SEO Pro
Theme URI: https://markalagos.com
Author: Mark Arvin Alagos
Author URI: https://markalagos.com
Description: A dark, professional SEO profile theme for Mark Arvin Alagos — SEO Manager, Web Developer & AI Optimization Specialist.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: mark-alagos-theme
Tags: dark, professional, one-page, seo, portfolio
*/

/* =============================================
   CSS VARIABLES & RESET
   ============================================= */
:root {
  --bg-primary: #080c12;
  --bg-secondary: #0d1420;
  --bg-card: #111827;
  --bg-card-hover: #162032;
  --accent: #00d4ff;
  --accent-glow: rgba(0, 212, 255, 0.15);
  --accent-secondary: #0066ff;
  --gold: #f0a500;
  --text-primary: #e8edf5;
  --text-secondary: #8a9ab5;
  --text-muted: #4a5568;
  --border: rgba(0, 212, 255, 0.12);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.08);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

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

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: #fff; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 100px 0; }

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
}

/* =============================================
   NOISE TEXTURE OVERLAY
   ============================================= */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* =============================================
   NAVIGATION
   ============================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(8, 12, 18, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 0;
}

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

.site-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.site-logo span {
  color: var(--accent);
}

.main-nav ul {
  display: flex;
  gap: 36px;
  align-items: center;
}

.main-nav a {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  transition: var(--transition);
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--text-primary);
}

.main-nav a:hover::after { width: 100%; }

.nav-cta {
  background: var(--accent) !important;
  color: var(--bg-primary) !important;
  padding: 9px 22px;
  border-radius: 6px;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
}

.nav-cta:hover {
  background: #fff !important;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.nav-cta::after { display: none !important; }

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* =============================================
   HERO SECTION
   ============================================= */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.12) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 16px 6px 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 28px;
  text-transform: uppercase;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 24px;
}

.hero-title .line-accent {
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 212, 255, 0.5);
  display: block;
}

.hero-title .line-accent.filled {
  color: var(--accent);
  -webkit-text-stroke: none;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--bg-primary);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 14px 28px;
  border-radius: 8px;
  transition: var(--transition);
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  background: #fff;
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 14px 28px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-number span {
  color: var(--accent);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-visual {
  position: relative;
  width: 320px;
  flex-shrink: 0;
}

.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.hero-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--bg-primary);
  margin-bottom: 16px;
  border: 3px solid rgba(0, 212, 255, 0.3);
}

.hero-card-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.hero-card-role {
  font-size: 0.8rem;
  color: var(--accent);
  font-family: var(--font-mono);
  margin-bottom: 20px;
}

.hero-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-tag {
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* =============================================
   ABOUT SECTION
   ============================================= */
#about {
  background: var(--bg-secondary);
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-timeline {
  margin-top: 40px;
  position: relative;
}

.about-timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 8px;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  display: flex;
  gap: 24px;
  margin-bottom: 32px;
  position: relative;
}

.timeline-dot {
  width: 25px;
  height: 25px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-dot::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline-content h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.timeline-content .company {
  font-size: 0.8rem;
  color: var(--accent);
  font-family: var(--font-mono);
  margin-bottom: 2px;
}

.timeline-content .period {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.highlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}

.highlight-card:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.highlight-icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.highlight-card h4 {
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.highlight-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* =============================================
   SERVICES / SKILLS SECTION
   ============================================= */
#services {
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: default;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.skills-section {
  margin-top: 80px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.skill-pct {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
}

.skill-bar {
  height: 4px;
  background: var(--border-subtle);
  border-radius: 2px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  border-radius: 2px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.tools-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  transition: var(--transition);
  font-family: var(--font-mono);
}

.tool-badge:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

/* =============================================
   PORTFOLIO SECTION
   ============================================= */
#portfolio {
  background: var(--bg-secondary);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--border);
}

.portfolio-card-image {
  height: 180px;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-card-hover) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.portfolio-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--bg-card));
}

.portfolio-card-body {
  padding: 24px;
}

.portfolio-card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.portfolio-tag {
  font-size: 0.68rem;
  padding: 3px 8px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.portfolio-card-body h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.portfolio-card-body p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =============================================
   TESTIMONIALS SECTION
   ============================================= */
#testimonials {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: var(--border);
  transform: translateY(-3px);
}

.testimonial-quote {
  font-size: 3rem;
  line-height: 1;
  color: var(--accent);
  font-family: var(--font-display);
  margin-bottom: 16px;
  opacity: 0.4;
}

.testimonial-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--bg-primary);
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.testimonial-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* =============================================
   BLOG SECTION
   ============================================= */
#blog {
  background: var(--bg-secondary);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--border);
  box-shadow: var(--shadow-card);
}

.blog-card-thumb {
  height: 160px;
  background: linear-gradient(135deg, #0d1420, #162032);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.blog-card-body {
  padding: 24px;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.blog-category {
  font-size: 0.68rem;
  padding: 3px 8px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.blog-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.blog-card-body h3 {
  font-size: 1rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

.blog-card-body h3 a {
  color: var(--text-primary);
  transition: var(--transition);
}

.blog-card-body h3 a:hover {
  color: var(--accent);
}

.blog-card-body p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 500;
  margin-top: 16px;
  transition: var(--transition);
}

.blog-read-more:hover {
  gap: 10px;
  color: #fff;
}

/* =============================================
   CONTACT SECTION
   ============================================= */
#contact {
  position: relative;
  overflow: hidden;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--text-secondary);
  margin-bottom: 40px;
  font-size: 1rem;
  line-height: 1.8;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact-detail:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
}

.contact-detail-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--accent-glow);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-detail-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2px;
}

.contact-detail-value {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 13px 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  background: var(--accent);
  color: var(--bg-primary);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 15px 32px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
  margin-top: 8px;
}

.btn-submit:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.3);
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0;
  background: var(--bg-primary);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.footer-logo span { color: var(--accent); }

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: var(--transition);
}

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

/* =============================================
   SCROLL ANIMATIONS
   ============================================= */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-track { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  section { padding: 70px 0; }
  .main-nav { display: none; }
  .mobile-menu-toggle { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .testimonials-track { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .about-highlights { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
}

/* =============================================
   INNER PAGE HERO
   ============================================= */
.inner-hero {
  position: relative;
  overflow: hidden;
  padding: 140px 0 80px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.inner-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 100% at 50% 0%, black 50%, transparent 100%);
}

.inner-hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.inner-hero-orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.09) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.inner-hero-orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  bottom: -100px;
  left: 10%;
}

.inner-hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.breadcrumbs a {
  color: var(--text-muted);
  transition: var(--transition);
}

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

.breadcrumb-sep {
  color: var(--text-muted);
  opacity: 0.4;
  font-size: 0.8rem;
}

.breadcrumbs span:last-child {
  color: var(--accent);
}

/* Inner Hero Badge */
.inner-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px 5px 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.inner-hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

.inner-hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.inner-hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 0;
}

.inner-hero-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.inner-hero-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* =============================================
   INNER PAGE LAYOUT (Content + Sidebar)
   ============================================= */
.inner-page-wrap {
  padding: 72px 0 100px;
}

.inner-page-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 64px;
  align-items: start;
}

/* ── Main Content ── */
.inner-main {}

.inner-article {}

.inner-featured-image {
  margin-bottom: 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.inner-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Post Content Typography ── */
.post-content,
.entry-content {
  font-size: 1.025rem;
  line-height: 1.9;
  color: var(--text-secondary);
}

.post-content > * + *,
.entry-content > * + * { margin-top: 1.5em; }

.post-content h2,
.entry-content h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--text-primary);
  margin-top: 56px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.post-content h3,
.entry-content h3 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-top: 40px;
  margin-bottom: 12px;
}

.post-content h4,
.entry-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 28px;
  margin-bottom: 8px;
}

.post-content p,
.entry-content p { margin-bottom: 1.4em; }

.post-content a,
.entry-content a {
  color: var(--accent);
  border-bottom: 1px solid rgba(0, 212, 255, 0.3);
  transition: var(--transition);
}

.post-content a:hover,
.entry-content a:hover {
  color: #fff;
  border-bottom-color: #fff;
}

.post-content ul,
.entry-content ul,
.post-content ol,
.entry-content ol {
  padding-left: 1.5em;
  margin-bottom: 1.4em;
}

.post-content ul { list-style: none; padding-left: 0; }

.post-content ul li,
.entry-content ul li {
  position: relative;
  padding-left: 1.5em;
  margin-bottom: 0.6em;
  list-style: none;
}

.post-content ul li::before,
.entry-content ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.85em;
}

.post-content ol li,
.entry-content ol li { margin-bottom: 0.6em; }

.post-content strong,
.entry-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.post-content em,
.entry-content em { color: var(--text-secondary); }

.post-content img,
.entry-content img {
  border-radius: var(--radius);
  margin: 8px 0;
  border: 1px solid var(--border-subtle);
}

.post-content code,
.entry-content code {
  font-family: var(--font-mono);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.875em;
  color: var(--accent);
}

.post-content pre,
.entry-content pre {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 28px;
  overflow-x: auto;
  margin: 32px 0;
  position: relative;
}

.post-content pre::before,
.entry-content pre::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.post-content pre code,
.entry-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.post-content blockquote,
.entry-content blockquote {
  position: relative;
  border-left: 3px solid var(--accent);
  padding: 20px 28px;
  margin: 40px 0;
  background: var(--bg-card);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

.post-content blockquote::before,
.entry-content blockquote::before {
  content: '"';
  position: absolute;
  top: -16px;
  left: 20px;
  font-size: 5rem;
  color: var(--accent);
  opacity: 0.15;
  font-family: var(--font-display);
  line-height: 1;
}

.post-content table,
.entry-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 0.9rem;
}

.post-content th,
.entry-content th {
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--border);
}

.post-content td,
.entry-content td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.post-content tr:hover td,
.entry-content tr:hover td {
  background: var(--bg-card);
}

/* ── Post Tags ── */
.post-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.post-tags-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.post-tag-pill {
  padding: 4px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  transition: var(--transition);
}

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

/* ── Author Box ── */
.author-box {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-top: 48px;
  transition: var(--transition);
}

.author-box:hover {
  border-color: var(--border);
}

.author-box-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--bg-primary);
  flex-shrink: 0;
  border: 2px solid rgba(0, 212, 255, 0.3);
  overflow: hidden;
}

.author-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.author-box-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2px !important;
}

.author-box-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.author-box-bio {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 !important;
}

/* ── Post Navigation ── */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
}

.post-nav-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  transition: var(--transition);
  color: var(--text-primary);
}

.post-nav-item:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.post-nav-next {
  text-align: right;
}

.post-nav-dir {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.post-nav-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Page Links (multi-page posts) ── */
.page-links {
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
}

.page-links .page-links-label {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.page-links a,
.page-links > span:not(.page-links-label) {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  transition: var(--transition);
}

.page-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* =============================================
   SIDEBAR
   ============================================= */
.inner-sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}

.sidebar-widget:hover {
  border-color: var(--border);
}

.sidebar-widget-title {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-widget-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}

/* About Widget */
.sidebar-about {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}

.sidebar-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--bg-primary);
  border: 2px solid rgba(0, 212, 255, 0.3);
}

.sidebar-about-text {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.sidebar-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 11px 20px;
  font-size: 0.85rem;
}

/* Recent Posts */
.sidebar-post-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sidebar-post-item {
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
}

.sidebar-post-item:last-child { border-bottom: none; }

.sidebar-post-item a {
  display: flex;
  flex-direction: column;
  gap: 3px;
  color: var(--text-secondary);
  transition: var(--transition);
}

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

.sidebar-post-title {
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--text-primary);
  transition: var(--transition);
}

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

.sidebar-post-date {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Categories */
.sidebar-cat-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sidebar-cat-list li {
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-cat-list li:last-child { border-bottom: none; }

.sidebar-cat-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.sidebar-cat-list a:hover { color: var(--accent); }

.sidebar-cat-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  padding: 1px 8px;
}

/* Skills Widget */
.sidebar-skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* =============================================
   ARCHIVE / BLOG LISTING
   ============================================= */
.archive-wrap {
  padding: 72px 0 100px;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.archive-post-title {
  font-size: 1rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

.archive-post-title a {
  color: var(--text-primary);
  transition: var(--transition);
}

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

/* Pagination */
.archive-pagination {
  margin-top: 56px;
}

.archive-pagination .nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.archive-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.archive-pagination .page-numbers:hover,
.archive-pagination .page-numbers.current {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

/* ── No Posts State ── */
.no-posts {
  text-align: center;
  padding: 80px 0;
}

.no-posts h2 {
  font-size: 2rem;
  margin: 12px 0 16px;
}

.no-posts p {
  color: var(--text-secondary);
}

/* =============================================
   RELATED POSTS SECTION
   ============================================= */
.related-posts {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
}

.related-posts-header {
  margin-bottom: 40px;
}

.related-posts-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0;
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* =============================================
   BLOG CARD THUMB LINK
   ============================================= */
.blog-card-thumb-link {
  display: block;
}

.blog-card-thumb-link:hover .blog-card-thumb {
  opacity: 0.85;
}

/* =============================================
   RESPONSIVE — INNER PAGES
   ============================================= */
@media (max-width: 1024px) {
  .inner-page-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .inner-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .related-posts-grid { grid-template-columns: repeat(2, 1fr); }
  .archive-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .inner-hero { padding: 110px 0 60px; }
  .inner-hero-title { font-size: clamp(2rem, 8vw, 3rem); }
  .inner-page-wrap { padding: 48px 0 72px; }

  .inner-sidebar {
    grid-template-columns: 1fr;
  }

  .post-nav {
    grid-template-columns: 1fr;
  }

  .author-box {
    flex-direction: column;
    text-align: center;
  }

  .related-posts-grid {
    grid-template-columns: 1fr;
  }

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