/* ============================================================
   Dritan Mulla – Director Product & Innovation
   style.css – Full Responsive Design System
   ============================================================ */

/* ----------------------------------------------------------
   1. CSS VARIABLES (DESIGN TOKENS)
   ---------------------------------------------------------- */
:root {
  /* Colors */
  --bg-0:        #060b17;
  --bg-1:        #0b1222;
  --bg-2:        #101b30;
  --surface:     #121e34;
  --card:        #162035;
  --card-hover:  #1c2b44;
  --border:      rgba(255, 255, 255, 0.07);
  --border-light:rgba(255, 255, 255, 0.12);
  --accent:      #06b6d4;
  --accent-dim:  rgba(6, 182, 212, 0.18);
  --accent-glow: rgba(6, 182, 212, 0.08);
  --accent-2:    #3b82f6;
  --accent-3:    #8b5cf6;
  --text-1:      #f1f5f9;
  --text-2:      #94a3b8;
  --text-3:      #64748b;
  --white:       #ffffff;

  /* Typography */
  --font:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fw-light:    300;
  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semi:     600;
  --fw-bold:     700;
  --fw-black:    800;

  /* 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-7:  1.75rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Borders */
  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  18px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md:  0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg:  0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-xl:  0 16px 64px rgba(0, 0, 0, 0.6);

  /* Navigation */
  --nav-h:    72px;

  /* Transitions */
  --ease:    cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:  0.15s var(--ease);
  --t-base:  0.25s var(--ease);
  --t-slow:  0.4s var(--ease);
}

/* ----------------------------------------------------------
   2. RESET & BASE
   ---------------------------------------------------------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg-0);
  color: var(--text-1);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

::selection { background: var(--accent); color: #000; }

/* ----------------------------------------------------------
   3. TYPOGRAPHY SCALE
   ---------------------------------------------------------- */
.display-1 {
  font-size: clamp(2.25rem, 5vw + 0.5rem, 4.5rem);
  font-weight: var(--fw-black);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.display-2 {
  font-size: clamp(1.75rem, 3vw + 0.5rem, 3.25rem);
  font-weight: var(--fw-bold);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.heading-1 {
  font-size: clamp(1.5rem, 2.5vw, 2.5rem);
  font-weight: var(--fw-bold);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.heading-2 {
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  font-weight: var(--fw-semi);
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.body-lg {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  line-height: 1.75;
  color: var(--text-2);
}

.body-sm {
  font-size: 0.875rem;
  color: var(--text-3);
}

/* ----------------------------------------------------------
   4. LAYOUT UTILITIES
   ---------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container-wide {
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: clamp(var(--space-16), 7vw, var(--space-32));
  position: relative;
}

.section-alt { background: var(--bg-1); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: var(--radius-full);
}

.section-header {
  margin-bottom: clamp(var(--space-10), 4vw, var(--space-16));
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }

/* ----------------------------------------------------------
   5. HEADER / NAVIGATION
   ---------------------------------------------------------- */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(6, 11, 23, 0.85);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
  will-change: transform;
}

#site-header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

#site-header.hidden {
  transform: translateY(-100%);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 1px;
  flex-shrink: 0;
}

.logo-name {
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.logo-title {
  font-size: 0.65rem;
  font-weight: var(--fw-medium);
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Desktop nav */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  justify-content: center;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: var(--fw-medium);
  color: var(--text-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: var(--accent);
}

/* Header right actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 3px;
}

.lang-btn {
  font-size: 0.72rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.05em;
  color: var(--text-3);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  transition: color var(--t-fast), background var(--t-fast);
}

.lang-btn:hover { color: var(--text-2); }

.lang-btn.active {
  background: var(--accent);
  color: #000;
}

/* Hamburger */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: background var(--t-fast);
}

.mobile-toggle:hover { background: rgba(255,255,255,0.07); }

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transform-origin: center;
  transition: transform var(--t-base), opacity var(--t-base), width var(--t-base);
}

.mobile-toggle.open .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle.open .hamburger-line:nth-child(2) { opacity: 0; width: 0; }
.mobile-toggle.open .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: rgba(6, 11, 23, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: var(--space-4) var(--space-6) var(--space-6);
  z-index: 999;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--t-base), opacity var(--t-base);
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.mobile-nav-link {
  font-size: 1rem;
  font-weight: var(--fw-medium);
  color: var(--text-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  transition: color var(--t-fast), background var(--t-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.mobile-lang {
  display: flex;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
}

.mobile-lang-btn {
  flex: 1;
  padding: var(--space-3);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: var(--fw-semi);
  color: var(--text-3);
  background: rgba(255,255,255,0.05);
  transition: background var(--t-fast), color var(--t-fast);
}

.mobile-lang-btn.active {
  background: var(--accent);
  color: #000;
}

/* ----------------------------------------------------------
   6. HERO SECTION
   ---------------------------------------------------------- */
#start {
  min-height: 100svh;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse 80% 50% at 70% 40%, rgba(6, 182, 212, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 20% 70%, rgba(59, 130, 246, 0.05) 0%, transparent 60%),
    var(--bg-0);
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(6, 182, 212, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 182, 212, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--space-16);
  align-items: center;
  padding-block: var(--space-20);
  position: relative;
  z-index: 1;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-5);
  padding: var(--space-2) var(--space-3);
  background: var(--accent-dim);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: var(--radius-full);
}

.hero-label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-headline {
  font-size: clamp(2rem, 3.5vw + 0.5rem, 3.6rem);
  font-weight: var(--fw-black);
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--white);
  margin-bottom: var(--space-6);
}

.hero-headline .accent-word {
  color: var(--accent);
}

.hero-subline {
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  line-height: 1.75;
  color: var(--text-2);
  max-width: 580px;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

/* Portrait card */
.hero-portrait-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-portrait-bg {
  position: absolute;
  inset: -12px -12px 20px -12px;
  background: linear-gradient(135deg, var(--accent-dim), rgba(59, 130, 246, 0.1));
  border-radius: var(--radius-xl);
  filter: blur(1px);
}

.hero-portrait {
  position: relative;
  width: 100%;
  max-width: 380px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  box-shadow: var(--shadow-xl), 0 0 0 1px var(--border-light);
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.hero-portrait-badge {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  background: rgba(6, 11, 23, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
}

.badge-name {
  font-size: 0.95rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  line-height: 1.2;
}

.badge-title {
  font-size: 0.72rem;
  font-weight: var(--fw-medium);
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ----------------------------------------------------------
   7. BUTTONS
   ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: var(--fw-semi);
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-full);
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  white-space: nowrap;
  line-height: 1;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #000;
  font-weight: var(--fw-bold);
}

.btn-primary:hover {
  background: #22d3ee;
  box-shadow: 0 0 24px rgba(6, 182, 212, 0.35);
  transform: translateY(-1px);
}

.btn-outline {
  border: 1px solid var(--border-light);
  color: var(--text-1);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--text-2);
  background: rgba(255,255,255,0.05);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--accent);
  padding-inline: var(--space-4);
}

.btn-ghost:hover { color: #22d3ee; }

.btn-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ----------------------------------------------------------
   8. PROFILE SECTION
   ---------------------------------------------------------- */
.profile-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.profile-text .body-lg {
  margin-bottom: var(--space-4);
}

.profile-meta {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

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

.meta-label {
  font-size: 0.68rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}

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

.meta-item {
  font-size: 0.875rem;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.meta-item::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.meta-single {
  font-size: 0.9rem;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-base), transform var(--t-base);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity var(--t-base);
}

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

.stat-card:hover::before { opacity: 1; }

.stat-value {
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: var(--fw-black);
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-3);
  line-height: 1.4;
}

/* ----------------------------------------------------------
   9. EXPERIENCE TIMELINE
   ---------------------------------------------------------- */
.timeline {
  position: relative;
  padding-left: var(--space-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(6, 182, 212, 0.1) 90%);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-10);
  padding-left: var(--space-8);
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: calc(-1 * var(--space-8) - 5px);
  top: 8px;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border: 2px solid var(--bg-1);
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.timeline-item:first-child .timeline-dot {
  animation: pulse-ring 2.5s ease-in-out infinite;
}

@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 0 0 3px var(--accent-dim); }
  50% { box-shadow: 0 0 0 6px rgba(6, 182, 212, 0.08); }
}

.timeline-period {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

.timeline-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}

.timeline-card:hover {
  border-color: rgba(6, 182, 212, 0.2);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.timeline-role {
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  margin-bottom: var(--space-1);
  line-height: 1.3;
}

.timeline-company {
  font-size: 0.85rem;
  font-weight: var(--fw-medium);
  color: var(--text-2);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.timeline-company::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--text-3);
}

.timeline-desc {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ----------------------------------------------------------
   10. PROJECTS GRID
   ---------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.project-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--t-base), transform var(--t-slow), box-shadow var(--t-slow);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent 60%);
  opacity: 0;
  transition: opacity var(--t-base);
}

.project-card:hover {
  border-color: rgba(6, 182, 212, 0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(6, 182, 212, 0.1);
}

.project-card:hover::before { opacity: 1; }

.project-number {
  font-size: 0.65rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}

.project-name {
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.project-desc {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}

.project-tags {
  font-size: 0.72rem;
  font-weight: var(--fw-medium);
  color: var(--accent);
  letter-spacing: 0.02em;
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

/* ----------------------------------------------------------
   11. COMPETENCIES GRID
   ---------------------------------------------------------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.skill-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-6);
  transition: border-color var(--t-base), transform var(--t-base);
  position: relative;
}

.skill-card:hover {
  border-color: rgba(6, 182, 212, 0.2);
  transform: translateY(-3px);
}

.skill-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--accent);
  flex-shrink: 0;
}

.skill-icon svg {
  width: 22px;
  height: 22px;
}

.skill-title {
  font-size: 0.95rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.skill-desc {
  font-size: 0.825rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* ----------------------------------------------------------
   12. INDUSTRY FOCUS GRID
   ---------------------------------------------------------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.industry-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--t-base), transform var(--t-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.industry-card:hover {
  border-color: rgba(6, 182, 212, 0.2);
  transform: translateY(-3px);
}

.industry-icon {
  font-size: 1.75rem;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.industry-title {
  font-size: 0.95rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  line-height: 1.3;
}

.industry-desc {
  font-size: 0.825rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* ----------------------------------------------------------
   13. APPROACH SECTION
   ---------------------------------------------------------- */
.approach-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.approach-intro .body-lg {
  margin-bottom: var(--space-8);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.approach-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--t-base);
}

.approach-card:hover {
  border-color: rgba(6, 182, 212, 0.2);
}

.approach-number {
  font-size: 2rem;
  font-weight: var(--fw-black);
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: var(--space-3);
  letter-spacing: -0.04em;
}

.approach-title {
  font-size: 0.95rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  margin-bottom: var(--space-2);
}

.approach-desc {
  font-size: 0.825rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* ----------------------------------------------------------
   14. CONTACT SECTION
   ---------------------------------------------------------- */
#kontakt {
  background:
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(6, 182, 212, 0.07) 0%, transparent 70%),
    var(--bg-0);
}

.contact-inner {
  max-width: 680px;
  margin-inline: auto;
  text-align: center;
}

.contact-headline {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--fw-black);
  letter-spacing: -0.04em;
  color: var(--white);
  margin-bottom: var(--space-4);
}

.contact-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: var(--space-10);
}

.contact-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  font-weight: var(--fw-semi);
  color: var(--text-1);
  transition: border-color var(--t-base), transform var(--t-fast), background var(--t-fast);
  min-width: 180px;
  justify-content: center;
}

.contact-link:hover {
  border-color: var(--border-light);
  background: var(--card-hover);
  transform: translateY(-2px);
}

.contact-link svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-link.primary-link {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  font-weight: var(--fw-bold);
}

.contact-link.primary-link svg { color: #000; }
.contact-link.primary-link:hover {
  background: #22d3ee;
  border-color: #22d3ee;
}

/* ----------------------------------------------------------
   15. FOOTER
   ---------------------------------------------------------- */
footer {
  background: var(--bg-0);
  border-top: 1px solid var(--border);
  padding-block: var(--space-8);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-3);
}

.footer-links {
  display: flex;
  gap: var(--space-5);
}

.footer-link {
  font-size: 0.78rem;
  color: var(--text-3);
  transition: color var(--t-fast);
}

.footer-link:hover { color: var(--text-2); }

/* ----------------------------------------------------------
   16. SCROLL REVEAL ANIMATIONS
   ---------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.reveal.from-left {
  transform: translateX(-24px);
}

.reveal.from-right {
  transform: translateX(24px);
}

.reveal.visible {
  opacity: 1;
  transform: translate(0);
}

/* ----------------------------------------------------------
   17. MISCELLANEOUS UTILITIES
   ---------------------------------------------------------- */
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

/* Skip to content (accessibility) */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  background: var(--accent);
  color: #000;
  font-weight: var(--fw-bold);
  padding: var(--space-3) var(--space-5);
  border-radius: 0 0 var(--radius) var(--radius);
  transition: top var(--t-fast);
}

.skip-link:focus { top: 0; }

/* ----------------------------------------------------------
   18. HERO QUOTE & PILLARS
   ---------------------------------------------------------- */
.hero-quote {
  margin: 0 0 var(--space-8);
  padding: var(--space-5) var(--space-6);
  border-left: 3px solid var(--accent);
  background: rgba(6, 182, 212, 0.06);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.hero-quote-text {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0 0 var(--space-1);
}

.hero-quote-author {
  font-size: 0.78rem;
  color: var(--text-3);
  font-weight: var(--fw-semi);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-pillars {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

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

.pillar-icon {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
}

.pillar-label {
  font-size: 0.88rem;
  font-weight: var(--fw-bold);
  color: var(--text-1);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-pillar-divider {
  width: 1px;
  height: 18px;
  background: var(--border);
}

/* ----------------------------------------------------------
   19. APPROACH METHODS GRID
   ---------------------------------------------------------- */
.methods-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.method-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--t-base), transform var(--t-fast);
}

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

.method-icon {
  width: 36px;
  height: 36px;
  color: var(--accent);
  flex-shrink: 0;
}

.method-title {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--white);
  margin: 0;
}

.method-desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.65;
  margin: 0;
}

.method-lead {
  font-size: 0.82rem;
  color: var(--accent);
  line-height: 1.55;
  margin: 0;
  font-style: italic;
}

.method-closing {
  font-size: 0.8rem;
  color: var(--text-3);
  line-height: 1.6;
  margin: 0;
  border-top: 1px solid var(--border);
  padding-top: var(--space-4);
  font-style: italic;
}

.method-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.method-list li {
  font-size: 0.82rem;
  color: var(--text-3);
  padding-left: var(--space-4);
  position: relative;
  line-height: 1.5;
}

.method-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

/* ----------------------------------------------------------
   20. CV SECTION
   ---------------------------------------------------------- */
.cv-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.cv-downloads {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.cv-card {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t-base), transform var(--t-fast), background var(--t-fast);
  cursor: pointer;
}

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

.cv-card-icon {
  width: 44px;
  height: 44px;
  color: var(--accent);
  flex-shrink: 0;
}

.cv-card-body {
  flex: 1;
  min-width: 0;
}

.cv-card-lang {
  font-size: 0.72rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-1);
}

.cv-card-title {
  font-size: 0.95rem;
  font-weight: var(--fw-semi);
  color: var(--white);
  margin-bottom: var(--space-1);
}

.cv-card-hint {
  font-size: 0.78rem;
  color: var(--text-3);
}

.cv-card-arrow {
  width: 20px;
  height: 20px;
  color: var(--text-3);
  transition: color var(--t-fast), transform var(--t-fast);
  flex-shrink: 0;
}

.cv-card:hover .cv-card-arrow {
  color: var(--accent);
  transform: translateX(3px);
}

.cv-highlights {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cv-highlight-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.cv-highlight-item:last-child { border-bottom: none; }

.cv-hl-period {
  font-size: 0.75rem;
  font-weight: var(--fw-semi);
  color: var(--accent);
  letter-spacing: 0.03em;
  padding-top: 2px;
}

.cv-hl-role {
  font-size: 0.9rem;
  font-weight: var(--fw-semi);
  color: var(--white);
  margin-bottom: var(--space-1);
}

.cv-hl-company {
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ----------------------------------------------------------
   21. GALLERY SECTION
   ---------------------------------------------------------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 240px;
  gap: var(--space-4);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  margin: 0;
  background: var(--card);
  transition: border-color var(--t-base);
}

.gallery-item--featured {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item:hover { border-color: var(--border-light); }

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease);
}

.gallery-item:hover img { transform: scale(1.04); }

.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-1);
  color: var(--text-3);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 2px dashed var(--border);
  border-radius: calc(var(--radius-lg) - 1px);
}

figcaption.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-5) var(--space-5) var(--space-4);
  background: linear-gradient(to top, rgba(6, 11, 23, 0.9) 0%, transparent 100%);
  pointer-events: none;
}

.gallery-caption-title {
  font-size: 0.9rem;
  font-weight: var(--fw-semi);
  color: var(--white);
  margin-bottom: 2px;
}

.gallery-caption-sub {
  font-size: 0.75rem;
  color: var(--text-2);
}

/* ----------------------------------------------------------
   22. RESPONSIVE – TABLET (≤ 1024px)
   ---------------------------------------------------------- */
@media (max-width: 1024px) {
  .desktop-nav { display: none; }
  .mobile-toggle { display: flex; }
  .mobile-menu { display: block; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: left;
  }

  .hero-portrait-wrap {
    order: -1;
    max-width: 320px;
  }

  .hero-subline { max-width: 100%; }

  .profile-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .approach-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .skills-grid,
  .industry-grid,
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .cv-layout { grid-template-columns: 1fr; }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 200px;
  }
  .gallery-item--featured { grid-column: span 2; grid-row: span 1; }
}

/* ----------------------------------------------------------
   19. RESPONSIVE – MOBILE (≤ 768px)
   ---------------------------------------------------------- */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .container, .container-wide {
    padding-inline: var(--space-5);
  }

  .hero-inner { padding-block: var(--space-12); gap: var(--space-8); }

  .hero-portrait-wrap { max-width: 100%; }

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

  .skills-grid,
  .industry-grid,
  .projects-grid { grid-template-columns: 1fr; }

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

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

  .cv-layout { grid-template-columns: 1fr; }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 160px;
  }
  .gallery-item--featured { grid-column: span 2; grid-row: span 1; }

  .contact-links { flex-direction: column; align-items: stretch; }
  .contact-link { min-width: unset; }

  .footer-inner { flex-direction: column; text-align: center; }

  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ----------------------------------------------------------
   20. RESPONSIVE – SMALL MOBILE (≤ 480px)
   ---------------------------------------------------------- */
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; width: 100%; }

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

  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 200px;
  }
  .gallery-item--featured { grid-column: span 1; grid-row: span 1; }

  .cv-highlight-item { grid-template-columns: 1fr; gap: var(--space-1); }
}

/* ----------------------------------------------------------
   21. REDUCED MOTION
   ---------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.1ms !important;
  }

  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* ----------------------------------------------------------
   22. HIGH CONTRAST / ACCESSIBILITY
   ---------------------------------------------------------- */
@media (prefers-contrast: high) {
  :root {
    --border: rgba(255, 255, 255, 0.25);
    --text-2: #c8d5e8;
    --text-3: #94a3b8;
  }
}