/* ========================================================
   PORTFOLIO & SYSTEM STYLESHEET – MATHIAS TREMEL
   ======================================================== */

:root {
  --bg-deep: #06111e;
  --bg-base: #0a1c2e;
  --bg-surface: #0f2740;
  --bg-surface-hover: #153454;
  --bg-glass: rgba(15, 39, 64, 0.75);
  
  --line: rgba(180, 210, 235, 0.12);
  --line-strong: rgba(180, 210, 235, 0.25);
  
  --accent: #ff7a29;
  --accent-light: #ff9d5c;
  --accent-dim: #c85f1c;
  --accent-glow: rgba(255, 122, 41, 0.28);
  --accent-subtle: rgba(255, 122, 41, 0.12);
  
  --cyan: #38bdf8;
  --cyan-glow: rgba(56, 189, 248, 0.25);
  --green: #4ade80;
  --purple: #a855f7;
  
  --ink: #f0f6fc;
  --ink-dim: #9fb9cc;
  --ink-faint: #627d94;
  
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Consolas", monospace;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 35px var(--accent-glow);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  background-color: var(--bg-deep);
  background-image: 
    radial-gradient(1200px 700px at 15% -10%, #15395b, transparent 65%),
    radial-gradient(900px 600px at 90% 15%, #0f3050, transparent 55%),
    radial-gradient(800px 500px at 50% 80%, rgba(255, 122, 41, 0.05), transparent 70%);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background blueprint grid */
.grid-pattern {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at 50% 30%, rgba(0,0,0,0.9), rgba(0,0,0,0.2) 70%, transparent 95%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, rgba(0,0,0,0.9), rgba(0,0,0,0.2) 70%, transparent 95%);
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========================================================
   NAVIGATION
   ======================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(6, 17, 30, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: all 0.3s ease;
}

.navbar .nav-inner,
.navbar .nav-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo,
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.3px;
}

.brand-badge,
.brand-code {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #06111e;
  font-size: 13px;
  font-weight: 800;
  padding: 5px 9px;
  border-radius: 8px;
  font-family: var(--font-mono);
  box-shadow: 0 2px 10px var(--accent-glow);
}

.brand-title span,
.brand-name {
  color: var(--ink);
}

.brand-title span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--ink-dim);
  font-size: 14.5px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 10px;
  right: 10px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent);
}

.nav-cta-3d {
  background: rgba(255, 122, 41, 0.12);
  border: 1px solid var(--accent-glow);
  color: var(--accent);
  padding: 7px 15px;
  border-radius: 99px;
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.25s ease;
}

.nav-cta-3d:hover {
  background: var(--accent);
  color: #06111e;
  transform: translateY(-1px);
  box-shadow: 0 4px 15px var(--accent-glow);
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--ink);
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
}

/* ========================================================
   HERO SECTION
   ======================================================== */
.hero-section {
  padding: 130px 0 70px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  align-items: center;
  gap: 48px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.28);
  border-radius: 99px;
  color: #86efac;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 18px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-light) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title .highlight {
  color: var(--accent);
}

.hero-subtitle {
  font-size: 18px;
  color: var(--ink-dim);
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: #081422;
  font-weight: 700;
  font-size: 15px;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 6px 20px var(--accent-glow);
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(255, 122, 41, 0.45);
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 22px;
  border-radius: var(--radius-md);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line-strong);
  transition: all 0.2s ease;
}

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

/* Hero Portrait / Media Card */
.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
}

.profile-card-wrap {
  position: relative;
  max-width: 380px;
  width: 100%;
}

.profile-card-glow {
  position: absolute;
  inset: -15px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(25px);
  z-index: 0;
  opacity: 0.6;
}

.profile-card {
  position: relative;
  z-index: 1;
  background: var(--bg-surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.profile-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.profile-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4/5;
  overflow: hidden;
  background: #091a2c;
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.5s ease;
}

.profile-card:hover .profile-img {
  transform: scale(1.03);
}

.profile-card-badge {
  position: absolute;
  bottom: 14px;
  left: 14px;
  right: 14px;
  background: rgba(6, 17, 30, 0.88);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.profile-name {
  font-weight: 700;
  font-size: 15px;
}

.profile-role {
  font-size: 12px;
  color: var(--accent);
  font-family: var(--font-mono);
}

/* ========================================================
   DEV-KARRIERE & ABOUT SECTION
   ======================================================== */
.section {
  padding: 75px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 48px;
}

.section-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  background: var(--accent-subtle);
  border: 1px solid var(--accent-glow);
  padding: 4px 12px;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.section-desc {
  color: var(--ink-dim);
  font-size: 16px;
}

/* About / Academy Box */
.about-academy-card {
  background: linear-gradient(145deg, var(--bg-surface), #0a1e32);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: center;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.about-academy-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12), transparent 70%);
  pointer-events: none;
}

.academy-content h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 14px;
  color: #fff;
}

.academy-content p {
  color: var(--ink-dim);
  font-size: 15.5px;
  line-height: 1.7;
  margin-bottom: 18px;
}

.academy-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  list-style: none;
  margin-top: 20px;
}

.academy-highlight-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--ink);
}

.academy-highlight-item span {
  color: var(--green);
  font-weight: bold;
}

.academy-stats-box {
  background: rgba(6, 17, 30, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: center;
}

.stat-item .stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--font-mono);
  display: block;
}

.stat-item .stat-label {
  font-size: 13px;
  color: var(--ink-dim);
  margin-top: 4px;
  display: block;
}

/* ========================================================
   TECH STACK & SKILLS
   ======================================================== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.tech-card {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.tech-card:hover {
  transform: translateY(-4px);
  background: var(--bg-surface-hover);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.tech-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 16px;
  background: rgba(6, 17, 30, 0.7);
  border: 1px solid var(--line);
}

.tech-card.highlight .tech-icon-wrap {
  border-color: var(--accent-glow);
  box-shadow: 0 0 15px var(--accent-subtle);
}

.tech-name {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.tech-desc {
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.5;
  margin-bottom: 14px;
  flex-grow: 1;
}

.tech-tag {
  font-size: 11.5px;
  font-family: var(--font-mono);
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink-dim);
}

/* Secondary tech chips */
.secondary-tech-wrap {
  margin-top: 36px;
  background: rgba(10, 28, 46, 0.45);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.secondary-tech-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-dim);
  margin-right: 8px;
}

.tech-pill {
  background: var(--bg-surface);
  border: 1px solid var(--line-strong);
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 13px;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ========================================================
   DUAL SERVICES SECTION
   ======================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--bg-surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-card.primary-service {
  border-color: rgba(56, 189, 248, 0.35);
}

.service-card.primary-service:hover {
  border-color: var(--cyan);
  box-shadow: 0 15px 40px rgba(56, 189, 248, 0.2);
}

.service-card.print-service {
  border-color: rgba(255, 122, 41, 0.35);
}

.service-card.print-service:hover {
  border-color: var(--accent);
  box-shadow: 0 15px 40px var(--accent-glow);
}

.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.service-icon {
  font-size: 34px;
}

.service-badge {
  font-size: 12px;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: 99px;
}

.service-badge.web {
  background: rgba(56, 189, 248, 0.15);
  color: var(--cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.service-badge.print {
  background: var(--accent-subtle);
  color: var(--accent);
  border: 1px solid var(--accent-glow);
}

.service-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.service-desc {
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 24px;
}

.service-features {
  list-style: none;
  margin-bottom: 30px;
  flex-grow: 1;
}

.service-features li {
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features li svg {
  color: var(--green);
  flex-shrink: 0;
}

/* ========================================================
   PROJECTS SHOWCASE (10 SLOTS)
   ======================================================== */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

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

.project-thumb {
  height: 190px;
  background: linear-gradient(135deg, #091a2a, #122f4b);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.project-thumb .thumb-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: linear-gradient(var(--line-strong) 1px, transparent 1px), linear-gradient(90deg, var(--line-strong) 1px, transparent 1px);
  background-size: 20px 20px;
}

.project-thumb .thumb-icon {
  font-size: 42px;
  z-index: 1;
  transition: transform 0.3s ease;
}

.project-card:hover .thumb-icon {
  transform: scale(1.15);
}

.project-number-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(6, 17, 30, 0.85);
  backdrop-filter: blur(6px);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid var(--accent-glow);
  z-index: 2;
}

.project-info {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.project-desc {
  font-size: 13.5px;
  color: var(--ink-dim);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.project-tag {
  font-size: 11px;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  color: var(--ink-dim);
  padding: 2px 7px;
  border-radius: 4px;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.project-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: gap 0.2s ease;
}

.project-link:hover {
  gap: 8px;
  color: var(--accent-light);
}

.project-path {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--ink-faint);
}

/* ========================================================
   CERTIFICATES / ZERTIFIKATE SECTION
   ======================================================== */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.cert-card {
  background: var(--bg-surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
  position: relative;
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.cert-header {
  padding: 24px;
  background: linear-gradient(135deg, rgba(15, 39, 64, 0.9), rgba(10, 25, 45, 0.9));
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cert-badge-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 99px;
}

.cert-badge-status.achieved {
  background: rgba(74, 222, 128, 0.15);
  color: #86efac;
  border: 1px solid rgba(74, 222, 128, 0.3);
}

.cert-badge-status.in-progress {
  background: rgba(255, 122, 41, 0.15);
  color: var(--accent);
  border: 1px solid var(--accent-glow);
}

.cert-issuer {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.cert-body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.cert-title {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.cert-desc {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.cert-skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.cert-skill-tag {
  font-size: 11.5px;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: #cbd5e1;
  padding: 3px 8px;
  border-radius: 4px;
}

.cert-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  background: rgba(6, 17, 30, 0.4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cert-action-btn {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  text-decoration: none;
}

.cert-action-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--accent);
  color: var(--accent);
}

/* ========================================================
   CONTACT & FOOTER
   ======================================================== */
.contact-card {
  background: linear-gradient(145deg, var(--bg-surface), #0a1f33);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  padding: 48px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
}

.contact-title {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 800;
  margin-bottom: 14px;
  color: #fff;
}

.contact-desc {
  color: var(--ink-dim);
  font-size: 16px;
  max-width: 540px;
  margin: 0 auto 32px;
}

.contact-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  margin-top: 80px;
  font-size: 13.5px;
  color: var(--ink-faint);
}

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

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* ========================================================
   MODAL (FOR CERTIFICATES / PREVIEWS)
   ======================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 12, 22, 0.85);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-content-box {
  background: var(--bg-surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  padding: 32px;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--ink-dim);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.modal-close-btn:hover {
  color: #fff;
}

/* ========================================================
   RESPONSIVE DESIGN OPTIMIZATIONS
   ======================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 24px;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 290px), 1fr));
  gap: 22px;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr));
  gap: 24px;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 36px;
  }
  
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .about-academy-card {
    grid-template-columns: 1fr;
    padding: 28px 22px;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(6, 17, 30, 0.98);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line-strong);
    flex-direction: column;
    padding: 20px 24px;
    gap: 14px;
    align-items: flex-start;
    box-shadow: 0 16px 32px rgba(0,0,0,0.5);
    z-index: 1001;
  }
  
  .nav-links.open {
    display: flex;
  }
  
  .contact-card {
    padding: 28px 18px;
  }
  
  .legal-card {
    padding: 24px 18px !important;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 10px 16px;
  }
}

@media (max-width: 600px) {
  .hero-section {
    padding: 100px 0 40px;
  }

  .hero-title {
    font-size: 28px;
  }

  .academy-highlights {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .academy-stats-box {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 16px 12px;
  }

  .stat-item .stat-num {
    font-size: 24px;
  }

  .section {
    padding: 50px 0;
  }

  .container {
    padding: 0 16px;
  }
}