/* ============================================================
   Anna Friedli — Portfolio Stylesheet
   Author: Generated for Anna Friedli
   ============================================================ */

/* ── CSS Custom Properties ──────────────────────────────────── */
:root {
  --font-display: 'Syne', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 24px;

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Dark Theme (default) ───────────────────────────────────── */
[data-theme="dark"] {
  --bg:          #0a0d12;
  --bg-alt:      #0f1319;
  --bg-card:     #141920;
  --bg-card-hover: #1a2030;
  --border:      #1e2a3a;
  --border-hover: #2e4060;
  --text-primary: #e8edf5;
  --text-secondary: #7a8fa8;
  --text-muted:  #4a5f78;
  --accent:      #00d4ff;
  --accent-dim:  rgba(0, 212, 255, 0.12);
  --accent-glow: rgba(0, 212, 255, 0.3);
  --gradient-hero: linear-gradient(135deg, #0a0d12 0%, #0f1a2e 100%);
}

/* ── Light Theme ────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:          #f4f6fa;
  --bg-alt:      #eaedf4;
  --bg-card:     #ffffff;
  --bg-card-hover: #f0f4ff;
  --border:      #d8dde8;
  --border-hover: #a0b4d0;
  --text-primary: #1a2233;
  --text-secondary: #4a5a72;
  --text-muted:  #8a9ab2;
  --accent:      #0077cc;
  --accent-dim:  rgba(0, 119, 204, 0.1);
  --accent-glow: rgba(0, 119, 204, 0.25);
  --gradient-hero: linear-gradient(135deg, #f4f6fa 0%, #e0e8f8 100%);
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

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

a { color: var(--accent); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: 0.8; }

ul { list-style: none; }

img { max-width: 100%; display: block; }

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

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

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 1.25rem var(--space-md);
  background: rgba(10, 13, 18, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

[data-theme="light"] .navbar {
  background: rgba(244, 246, 250, 0.85);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-right: auto;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--accent);
  opacity: 1;
}

.theme-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: border-color var(--transition), background var(--transition);
}

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

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

.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Accent ─────────────────────────────────────────────────── */
.accent { color: var(--accent); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

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

.btn-primary:hover {
  opacity: 0.85;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

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

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  opacity: 1;
  transform: translateY(-2px);
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--gradient-hero);
  padding: 7rem var(--space-md) var(--space-lg);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
}

.hero-content {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero-eyebrow {
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.terminal-prefix {
  opacity: 0.6;
  margin-right: 0.5rem;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

.hero-name strong {
  font-weight: 800;
  color: var(--accent);
}

.hero-role {
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-bio {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.hero-cta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Hexagon ────────────────────────────────────────────────── */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 420px;
}

.hexagon-wrapper {
  position: relative;
  width: 240px;
  height: 240px;
}

.hexagon-ring {
  position: absolute;
  inset: 0;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  animation: spin linear infinite;
}

.ring-1 {
  background: var(--accent);
  opacity: 0.15;
  animation-duration: 12s;
  transform: scale(1.0);
}

.ring-2 {
  background: var(--accent);
  opacity: 0.08;
  animation-duration: 18s;
  animation-direction: reverse;
  transform: scale(1.2);
}

.ring-3 {
  background: var(--accent);
  opacity: 0.04;
  animation-duration: 28s;
  transform: scale(1.45);
}

@keyframes spin {
  from { transform: scale(var(--s, 1)) rotate(0deg); }
  to   { transform: scale(var(--s, 1)) rotate(360deg); }
}

.ring-1 { --s: 1.0; }
.ring-2 { --s: 1.2; }
.ring-3 { --s: 1.45; }

.hexagon-img {
  position: absolute;
  inset: 8px;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  background: var(--bg-card);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hexagon-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hexagon-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent);
}

.floating-badge {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
  animation: float ease-in-out infinite;
}

.floating-badge strong {
  color: var(--text-primary);
  display: inline;
}

.floating-badge .middot {
  display: inline-block;
  vertical-align: middle;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1;
}

.badge-icon { font-size: 1.2rem; }

.badge-1 {
  top: 30px;
  right: -10px;
  animation-duration: 4s;
}

.badge-2 {
  bottom: 50px;
  left: -20px;
  animation-duration: 5.5s;
  animation-delay: 1s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}

/* ── Section Header ─────────────────────────────────────────── */
.section-header {
  margin-bottom: var(--space-lg);
}

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/* ── Timeline ───────────────────────────────────────────────── */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 180px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0 var(--space-md);
  position: relative;
  padding-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 175px;
  top: 1.4rem;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid var(--bg);
  z-index: 1;
}

.timeline-meta {
  padding-top: 1.2rem;
  text-align: right;
  padding-right: var(--space-md);
}

.timeline-date {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}

.timeline-company {
  display: block;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: border-color var(--transition), background var(--transition);
}

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

.timeline-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: 1rem;
}

.timeline-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline-tag {
  font-size: 0.7rem;
  padding: 0.2rem 0.65rem;
  border-radius: 100px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-glow);
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-tag.current {
  animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50%       { box-shadow: 0 0 8px 2px var(--accent-glow); }
}

.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.timeline-list li {
  font-size: 0.83rem;
  color: var(--text-secondary);
  padding-left: 1rem;
  position: relative;
}

.timeline-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.timeline-card > p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ── Skills ─────────────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.skill-card.visible {
  opacity: 1;
  transform: translateY(0);
}

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

.skill-card-icon {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.skill-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.skill-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

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

.skill-card.visible .skill-fill {
  width: var(--fill);
}

.skill-note {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ── Language Section ───────────────────────────────────────── */
.lang-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s, transform 0.5s;
}

.lang-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.lang-title {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.lang-row {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.lang-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.lang-name {
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 600;
}

.lang-level {
  font-size: 0.72rem;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  border: 1px solid;
}

.lang-level.native  { color: var(--accent); border-color: var(--accent-glow); background: var(--accent-dim); }
.lang-level.good    { color: #70c8a0; border-color: rgba(112,200,160,0.3); background: rgba(112,200,160,0.08); }
.lang-level.basic   { color: var(--text-muted); border-color: var(--border); background: transparent; }

/* ── Education ──────────────────────────────────────────────── */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-sm);
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto 1fr;
  gap: 0.5rem 1rem;
  transition: border-color var(--transition), transform var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.edu-card.visible {
  opacity: 1;
  transform: translateY(0);
}

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

.edu-year {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  grid-column: 1;
}

.edu-icon {
  font-size: 1.5rem;
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
}

.edu-content h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.edu-content p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Contact ────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-sm);
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color var(--transition), transform var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.contact-card.visible {
  opacity: 1;
  transform: translateY(0);
}

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

.contact-icon { font-size: 1.5rem; }

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

.contact-value {
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 600;
}

a.contact-value {
  color: var(--accent);
}

/* ── Learning Section ───────────────────────────────────────── */
.learning-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.learning-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: border-color var(--transition), transform var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.learning-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.learning-card:hover {
  border-color: var(--accent);
  transform: translateX(6px);
}

.learning-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.learning-content {
  flex: 1;
}

.learning-content h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.learning-content p {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.learning-badge {
  font-size: 0.7rem;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  border: 1px solid var(--accent-glow);
  background: var(--accent-dim);
  color: var(--accent);
  white-space: nowrap;
  flex-shrink: 0;
}

.learning-badge:not([style]) {
  /* "geplant" variant */
}

.learning-badge--planned {
  color: var(--text-muted);
  border-color: var(--border);
  background: transparent;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  padding: var(--space-md) 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

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

.footer-sub {
  margin-top: 0.25rem;
  opacity: 0.5;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-visual {
    display: none;
  }

  .hero-cta { justify-content: center; }
  .hero-meta { justify-content: center; }
  .hero-bio { margin: 0 auto var(--space-md); }

  .timeline::before { left: 0; }
  .timeline-item { grid-template-columns: 1fr; padding-left: 1.5rem; }
  .timeline-item::before { left: -5px; }
  .timeline-meta { text-align: left; padding: 0 0 0.5rem 0; }

  .nav-links { display: none; }
  .nav-burger { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: var(--space-md);
    gap: var(--space-sm);
    z-index: 99;
  }
}

@media (max-width: 540px) {
  .section { padding: var(--space-lg) 0; }
  .hero { padding-top: 6rem; }
}
/* ── Lucide Icons ───────────────────────────────────────────── */
.skill-card-icon svg,
.edu-icon svg,
.learning-icon svg,
.contact-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 1.5;
  color: var(--text-secondary);
}

.badge-icon svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.5;
  color: var(--accent);
}

/* ── Kontakt: zwei Link-Karten ──────────────────────────────── */
.contact-grid--links {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 640px;
}

a.contact-card {
  text-decoration: none;
  color: inherit;
}

@media (max-width: 560px) {
  .contact-grid--links {
    grid-template-columns: 1fr;
  }
}

/* ── Lernen: Links in den Karten ────────────────────────────── */
.learning-link {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
}

.learning-note {
  display: inline-block;
  margin-left: 0.75rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ── Lernen-Karten auf dem Handy: Badge oben rechts ─────────── */
@media (max-width: 640px) {
  .learning-card {
    position: relative;
    align-items: flex-start;
  }

  .learning-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
  }

  .learning-content h3 {
    padding-right: 4.5rem;
  }
}