/* ============================================================
   style-entwurf.css — Nadine Mlakar Portfolio, kreativer Entwurf
   Light / White Theme
   ============================================================ */

:root {
  --bg:             #ffffff;
  --bg-card:        #f5f5f5;
  --text-primary:   #111111;
  --text-secondary: #888888;
  --text-tertiary:  #909090;
  --accent-purple:  #7c3fd4;
  --accent-cyan:    #0088bb;
  --accent-orange:  #d4520e;
  --border-subtle:  rgba(0,0,0,0.1);
  --font-display:   'Inter', sans-serif;
  --font-main:      'Inter', sans-serif;
  --radius:         10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 100%; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

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

/* ─── Preloader ─────────────────────────── */
.preloader {
  position: fixed; inset: 0; z-index: 999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.5s ease;
}
.sk-spinner-pulse {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-purple);
  animation: sk-pulse 1s ease-in-out infinite;
}
@keyframes sk-pulse {
  0% { transform: scale(0); opacity: 1; }
  100% { transform: scale(1); opacity: 0; }
}

/* ─── Navigation ───────────────────────────── */
.nav-container {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 200;
  padding: 0 3rem;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: transform 0.35s ease, background 0.3s ease;
}
.nav-container.nav--hidden { transform: translateY(-100%); }
.nav-container.nav--scrolled { background: rgba(255,255,255,0.96); }
.navbar {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; max-width: 1320px; margin: 0 auto;
}
.brand a {
  font-family: var(--font-display);
  font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.35rem; text-transform: uppercase;
  color: var(--text-primary);
}
.menupoints a {
  font-size: 0.72rem; letter-spacing: 0.2rem; text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0.4rem 0.9rem; border-radius: 999px;
  border: 1px solid transparent;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.menupoints a:hover {
  color: var(--text-primary);
  border-color: var(--border-subtle);
  background: rgba(0,0,0,0.03);
}

/* ─── Cursor glow ───────────────────────────── */
/* ─── Hero: Comic-Avatar mit Haarfarben-Wechsel ───────────────────────────── */
#hero {
  position: relative;
  min-height: 92vh;
  display: flex; flex-direction: column; justify-content: center;
  overflow: hidden;
  padding: 6rem 3rem 8rem;
  text-align: center;
}

.hero-content { position: relative; z-index: 2; max-width: 900px; margin: 0 auto; width: 100%; }

/* Avatar-Crossfade — zwei Bilder übereinander, weiche Überblendung (wie Original).
   Die Quellgrafiken sind breite Streifen (1781x319) mit dem Avatar in der Mitte —
   object-fit: cover schneidet mittig auf das quadratische Feld zu. */
.avatar-gallery {
  position: relative;
  margin: 0 auto 2.8rem;
  width: min(300px, 55vw);
  aspect-ratio: 1 / 1;
}
.avatar-gallery figure {
  margin: 0;
  position: absolute;
  inset: 0;
}
.avatar-gallery > figure:first-of-type {
  z-index: 1;
  animation: haarwechsel 15s infinite;
}
.avatar-gallery img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
@keyframes haarwechsel {
  0%   { opacity: 1; }
  40%  { opacity: 1; }
  50%  { opacity: 0; }
  90%  { opacity: 0; }
  100% { opacity: 1; }
}

/* Funken — sprühen genau in den Momenten des Haarwechsels (40–50% und 90–100%) */
.avatar-sparks span {
  position: absolute;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
  animation: sparkburst 15s infinite;
}
.sp-1 { top: 6%;  left: 16%;  font-size: 1.3rem; color: var(--accent-purple); }
.sp-2 { top: 0;   right: 18%; font-size: 1rem;   color: var(--accent-cyan);   animation-delay: 0.15s; }
.sp-3 { top: 32%; left: 3%;   font-size: 0.85rem; color: var(--accent-orange); animation-delay: 0.28s; }
.sp-4 { top: 24%; right: 4%;  font-size: 1.15rem; color: var(--accent-purple); animation-delay: 0.1s; }
.sp-5 { top: -5%; left: 47%;  font-size: 0.9rem;  color: var(--accent-cyan);   animation-delay: 0.35s; }
@keyframes sparkburst {
  0%, 38%   { opacity: 0; transform: scale(0.3) rotate(0deg); }
  44%       { opacity: 1; transform: scale(1.2) rotate(25deg); }
  52%       { opacity: 0; transform: scale(0.4) rotate(60deg); }
  88%       { opacity: 0; transform: scale(0.3) rotate(0deg); }
  94%       { opacity: 1; transform: scale(1.2) rotate(25deg); }
  100%      { opacity: 0; transform: scale(0.4) rotate(60deg); }
}

/* Tool-Bubble — rotiert durch die Werkzeuge wie ein Tamagotchi-Item */
.tool-bubble {
  position: absolute;
  right: -10%; bottom: 8%;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 6px 20px rgba(0,0,0,0.09);
  z-index: 3;
}
.tool-bubble::after {
  content: "";
  position: absolute;
  left: -4px; top: 58%;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
}
.tool {
  position: absolute; inset: 0; margin: auto;
  width: 30px; height: 30px;
  opacity: 0;
  animation: toolcycle 15s infinite;
}
.tool-1 { color: var(--accent-purple); }
.tool-2 { color: var(--accent-cyan);   animation-delay: 3s; }
.tool-3 { color: var(--accent-orange); animation-delay: 6s; }
.tool-4 { color: var(--accent-purple); animation-delay: 9s; }
.tool-5 { color: var(--accent-cyan);   animation-delay: 12s; }
@keyframes toolcycle {
  0%        { opacity: 0; transform: scale(0.4); }
  2.5%      { opacity: 1; transform: scale(1.12); }
  5%        { opacity: 1; transform: scale(1); }
  17%       { opacity: 1; transform: scale(1); }
  20%, 100% { opacity: 0; transform: scale(0.4); }
}

/* Motto — der Spark-Claim als persönliche Signatur */
.hero-motto {
  margin-top: 2.2rem;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text-primary);
}
.hero-motto .glow {
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.hero-content h1 {
  font-size: clamp(1.4rem, 3.2vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-primary);
}
.hero-sub {
  margin: 1.4rem auto 0;
  max-width: 720px;
  font-size: clamp(0.78rem, 1.4vw, 0.95rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.9;
}
.hero-sub + .hero-sub { margin-top: 0.5rem; }
.hero-sub b { font-weight: 700; color: var(--text-primary); }

.scroll-hint {
  position: absolute; bottom: 1.6rem; left: 50%; margin-left: -1px; z-index: 2;
  width: 1px; height: 46px;
  background: linear-gradient(var(--accent-purple), transparent);
}
.scroll-hint::after {
  content: ""; position: absolute; left: -3px; top: 0;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-purple);
  animation: scrolldot 2.2s ease-in-out infinite;
}
@keyframes scrolldot { 0% { top: 0; opacity: 1; } 90% { opacity: 0.2; } 100% { top: 46px; opacity: 0; } }

/* ─── Section header ───────────────────────────── */
.section-header { position: relative; z-index: 2; }
.section-label {
  font-family: var(--font-display);
  font-size: 0.78rem; letter-spacing: 0.3rem; text-transform: uppercase;
  color: var(--accent-cyan);
  display: inline-flex; align-items: center; gap: 0.8rem;
}
.section-label::before { content: ""; width: 30px; height: 1px; background: linear-gradient(90deg, var(--accent-purple), var(--accent-cyan)); }

#archive { position: relative; padding-bottom: 6rem; }

/* ─── Filter pills ───────────────────────────── */
.filter-wrapper {
  list-style: none;
  display: flex; flex-wrap: wrap; gap: 0.6rem;
  padding: 0 3rem; max-width: 1320px; margin: 0 auto 3rem;
}
.filter-wrapper a {
  display: inline-block;
  font-size: 0.72rem; letter-spacing: 0.1rem; text-transform: uppercase;
  color: rgba(17,17,17,0.55);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 0.55rem 1.2rem;
  transition: all 0.25s ease;
}
.filter-wrapper a:hover { color: var(--text-primary); border-color: var(--accent-purple); }
.filter-wrapper a.selected {
  color: var(--text-primary);
  border-color: var(--accent-purple);
  background: rgba(124,63,212,0.08);
  font-weight: 600;
}

/* ─── Project grid ───────────────────────────── */
.iso-box-section { padding: 0 3rem; max-width: 1320px; margin: 0 auto; }
.iso-box-wrapper {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.iso-box.hidden { display: none; }

.portfolio-thumb {
  position: relative;
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
}
.portfolio-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s cubic-bezier(.2,.8,.2,1);
}
.portfolio-thumb:hover img { transform: scale(1.06); }

.portfolio-thumb::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(300px circle at var(--mx,50%) var(--my,50%), rgba(124,63,212,0.22), transparent 65%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  mix-blend-mode: multiply;
}
.portfolio-thumb:hover::after { opacity: 1; }

.portfolio-thumb--gradient {
  background: linear-gradient(135deg, rgba(124,63,212,0.16), rgba(0,136,187,0.12));
}

.portfolio-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end;
  padding: 1.3rem;
  background: linear-gradient(0deg, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.06) 55%, transparent 100%);
  opacity: 0.92;
}
.portfolio-overlay--visible { opacity: 1; align-items: center; justify-content: center; text-align: center; }
.portfolio-item h2 { font-size: 1.05rem; font-weight: 500; color: #fff; }
.iso-box > p { margin-top: 0.7rem; font-size: 0.82rem; color: var(--text-tertiary); }

@media (max-width: 900px) {
  .iso-box-wrapper { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .iso-box-wrapper { grid-template-columns: 1fr; gap: 1.25rem; }
  .nav-container, #hero, .filter-wrapper, .iso-box-section { padding-left: 1.4rem; padding-right: 1.4rem; }
}

/* ─── Footer ───────────────────────────── */
footer {
  position: relative; z-index: 2;
  padding: 3rem;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}
footer p { font-size: 0.78rem; letter-spacing: 0.08rem; color: var(--text-tertiary); }

/* ============================================================
   About page
   ============================================================ */
.project-hero {
  position: relative;
  min-height: 46vh;
  display: flex; align-items: center;
  padding: 7rem 3rem 3rem;
  overflow: hidden;
  background: var(--bg) !important;
}
.project-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(60% 60% at 20% 30%, rgba(124,63,212,0.10), transparent 65%),
              radial-gradient(50% 50% at 85% 70%, rgba(0,136,187,0.08), transparent 65%);
  filter: blur(60px);
}
.hero-inner { position: relative; z-index: 2; max-width: 1320px; margin: 0 auto; width: 100%; }
.project-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.project-hero .tagline { margin-top: 1rem; color: var(--text-secondary); font-size: 1.05rem; }

.about-content { max-width: 1320px; margin: 0 auto; padding: 4rem 3rem 5rem; position: relative; z-index: 2; }

.profile-section {
  display: grid; grid-template-columns: 280px 1fr; gap: 3.5rem;
  align-items: start;
  padding-bottom: 4rem;
}
.profile-img {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  position: sticky; top: 100px;
  aspect-ratio: 3 / 4;
}
.profile-img img { width: 100%; height: 100%; object-fit: cover; }
.profile-lead { font-size: 1.25rem; color: var(--text-primary); font-weight: 300; line-height: 1.6; }
.profile-body { margin-top: 1.2rem; color: var(--text-secondary); }

.strength-section { padding: 3rem 0; border-top: 1px solid var(--border-subtle); }
.strength-grid { margin-top: 2rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.strength-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 1.8rem 1.6rem;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.strength-card:hover { transform: translateY(-6px); border-color: var(--accent-purple); }
.strength-card:nth-child(1) { border-top: 2px solid var(--accent-purple); }
.strength-card:nth-child(2) { border-top: 2px solid var(--accent-cyan); }
.strength-card:nth-child(3) { border-top: 2px solid var(--accent-orange); }
.strength-card h3 { font-size: 1.05rem; margin-bottom: 0.7rem; }
.strength-card p { font-size: 0.88rem; color: var(--text-secondary); }

@media (max-width: 800px) {
  .profile-section { grid-template-columns: 1fr; }
  .profile-img { position: static; max-width: 220px; }
  .strength-grid { grid-template-columns: 1fr; }
}

.skills-section { margin-top: 3rem; padding-top: 3rem; border-top: 1px solid var(--border-subtle); }
.skill-tag {
  font-size: 0.75rem; letter-spacing: 0.06rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  transition: all 0.25s;
}
.skill-tag:hover { color: #fff; background: var(--accent-purple); border-color: transparent; }

.context-accordion { margin-top: 3rem; border-top: 1px solid var(--border-subtle); padding-top: 2rem; }
.context-accordion summary {
  font-family: var(--font-display);
  cursor: pointer;
  font-size: 1.2rem;
  list-style: none;
  display: flex; align-items: center; gap: 0.8rem;
}
.context-accordion summary::-webkit-details-marker { display: none; }
.context-accordion summary::after {
  content: "+";
  margin-left: auto;
  font-size: 1.4rem; color: var(--accent-cyan);
  transition: transform 0.3s;
}
.context-accordion[open] summary::after { transform: rotate(45deg); }

.process-step { position: relative; padding-left: 3.6rem; }
.process-step .step-num {
  position: absolute; left: 0; top: -0.3rem;
  font-family: var(--font-display);
  font-size: 1.8rem; font-weight: 600;
  color: transparent;
  -webkit-text-stroke: 1px var(--border-subtle);
  opacity: 0.9;
}

.project-nav {
  display: flex; justify-content: space-between;
  font-size: 0.78rem; letter-spacing: 0.08rem; text-transform: uppercase;
  color: var(--text-secondary);
}
.project-nav a { transition: color 0.25s; }
.project-nav a:hover { color: var(--accent-purple); }