/* ============================================
   AuraCV - Premium vCard Resume Template
   Author: ThemeForest Author
   Version: 1.0.0
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ============================================
   CSS VARIABLES / DESIGN TOKENS
   ============================================ */
:root {
  /* Dark mode (default) */
  --bg: hsl(220, 20%, 2%);
  --fg: hsl(0, 0%, 100%);
  --card-bg: hsl(220, 20%, 4%);
  --primary: hsl(187, 94%, 43%);
  --primary-fg: hsl(220, 20%, 2%);
  --secondary: hsl(263, 70%, 58%);
  --muted: hsl(220, 15%, 12%);
  --muted-fg: hsl(0, 0%, 70%);
  --surface: rgba(255,255,255,0.02);
  --surface-hover: rgba(255,255,255,0.05);
  --border: rgba(255,255,255,0.06);
  --border-hi: rgba(255,255,255,0.15);
  --text-dim: rgba(255,255,255,0.4);
  --text-soft: rgba(255,255,255,0.6);
  --text-bright: rgba(255,255,255,0.9);
  --glass-shadow: 0 16px 48px rgba(0,0,0,0.6);
  --glass-inset: inset 0 1px 1px rgba(255,255,255,0.08);
  --orb-opacity: 0.15;
  --radius: 1rem;
}

.light {
  --bg: hsl(220, 20%, 96%);
  --fg: hsl(220, 20%, 10%);
  --card-bg: hsl(0, 0%, 100%);
  --primary: hsl(187, 94%, 35%);
  --primary-fg: hsl(0, 0%, 100%);
  --secondary: hsl(263, 60%, 50%);
  --muted: hsl(220, 15%, 92%);
  --muted-fg: hsl(220, 10%, 40%);
  --surface: rgba(0,0,0,0.03);
  --surface-hover: rgba(0,0,0,0.06);
  --border: rgba(0,0,0,0.08);
  --border-hi: rgba(0,0,0,0.18);
  --text-dim: rgba(0,0,0,0.4);
  --text-soft: rgba(0,0,0,0.55);
  --text-bright: rgba(0,0,0,0.85);
  --glass-shadow: 0 16px 48px rgba(0,0,0,0.08);
  --glass-inset: inset 0 1px 1px rgba(255,255,255,0.6);
  --orb-opacity: 0.12;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; border: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Manrope', sans-serif;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
  min-height: 100dvh;
}
h1,h2,h3,h4,h5,h6 { font-family: 'Space Grotesk', sans-serif; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { cursor: pointer; font: inherit; background: none; border: none; color: inherit; }
input, textarea { font: inherit; }
::selection { background: var(--primary); color: var(--primary-fg); }

/* ============================================
   GLASS UTILITIES
   ============================================ */
.glass {
  background: var(--surface);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  box-shadow: var(--glass-shadow), var(--glass-inset);
}
.glass-card {
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}
.glass-card:hover,
.glass-card-hover:hover {
  background: var(--surface-hover);
  border-color: var(--border-hi);
}

/* ============================================
   LAYOUT
   ============================================ */
.app-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.app-layout {
  position: relative;
  z-index: 10;
  display: flex;
  gap: 1.5rem;
  width: 100%;
  max-width: 1340px;
}

/* ============================================
   BACKGROUND ORBS
   ============================================ */
.orb {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
.orb--primary {
  width: 800px; height: 800px;
  top: -10%; left: 15%;
  background: hsl(187 94% 43% / var(--orb-opacity));
  filter: blur(140px);
  animation: orbit 18s ease-in-out infinite;
}
.orb--secondary {
  width: 900px; height: 900px;
  bottom: -10%; right: 10%;
  background: hsl(263 70% 58% / var(--orb-opacity));
  filter: blur(160px);
  animation: orbit 24s ease-in-out infinite reverse;
}
.orb-vignette {
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.6) 100%);
  pointer-events: none;
  z-index: 0;
}

@keyframes orbit {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(30px,-30px) scale(1.05); }
  100% { transform: translate(0,0) scale(1); }
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
  width: 320px;
  flex-shrink: 0;
  border-radius: 1rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  height: calc(100dvh - 4rem);
  position: sticky;
  top: 2rem;
  overflow-y: auto;
  scrollbar-width: none;
}
.sidebar::-webkit-scrollbar { display: none; }

.sidebar__avatar-wrap {
  border-radius: 1.5rem;
  padding: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.sidebar__avatar {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 0.75rem;
  filter: grayscale(1);
  opacity: 0.8;
  mix-blend-mode: luminosity;
  transition: all 0.7s ease;
}
.sidebar__avatar:hover {
  filter: grayscale(0);
  opacity: 1;
}

.sidebar__name {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  padding: 0 0.5rem;
}
.sidebar__title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  opacity: 0.8;
  padding: 0 0.5rem;
}

.sidebar__socials {
  display: flex;
  gap: 0.75rem;
  padding: 0 0.5rem;
}
.sidebar__social-btn {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-fg);
  transition: color 0.3s;
}
.sidebar__social-btn:hover { color: var(--primary); }
.sidebar__social-btn svg { width: 16px; height: 16px; }

.sidebar__info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0 0.5rem;
  margin-top: auto;
}
.sidebar__info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.75rem;
}
.sidebar__info-row:last-child { border-bottom: none; }
.sidebar__info-label {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  font-weight: 600;
}
.sidebar__info-value {
  color: var(--text-bright);
  font-size: 0.875rem;
}

.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: hsl(160, 84%, 39%);
  box-shadow: 0 0 8px rgba(16,185,129,0.8);
  display: inline-block;
  margin-right: 0.5rem;
}

.sidebar__cv-btn {
  width: 100%;
  padding: 1rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  letter-spacing: 0.03em;
  transition: all 0.3s;
}
.sidebar__cv-btn span { color: var(--primary); font-size: 1.125rem; }

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content {
  flex: 1;
  border-radius: 1rem;
  overflow-y: auto;
  height: calc(100dvh - 4rem);
  scrollbar-width: none;
}
.main-content::-webkit-scrollbar { display: none; }

.section { padding: 3rem 4rem; }

/* ============================================
   HERO / HOME
   ============================================ */
.hero {
  min-height: calc(100dvh - 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero__label {
  font-size: 0.6875rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.hero__heading {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.hero__gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__desc {
  font-size: 1.125rem;
  color: var(--text-soft);
  line-height: 1.7;
  max-width: 45ch;
}

/* ============================================
   SECTION HEADINGS
   ============================================ */
.section__heading {
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.section__icon { color: var(--secondary); opacity: 0.7; font-size: 1.25rem; }

/* ============================================
   ABOUT
   ============================================ */
.about__text {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-soft);
  max-width: 55ch;
  margin-bottom: 3rem;
}
.about__info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 3rem;
  margin-bottom: 3rem;
}
.about__info-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}
.about__info-label { color: var(--text-dim); font-weight: 500; }
.about__info-value { color: var(--text-bright); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.service-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.service-card__icon {
  width: 40px; height: 40px;
  border-radius: 0.5rem;
  background: hsl(187 94% 43% / 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}
.service-card__icon svg { width: 20px; height: 20px; }
.service-card__title { font-weight: 600; font-family: 'Space Grotesk', sans-serif; }
.service-card__desc { font-size: 0.875rem; color: var(--text-soft); line-height: 1.6; }

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonial-card { padding: 2rem 2.5rem; border-radius: 0.75rem; position: relative; overflow: hidden; }
.testimonial-card__glow {
  position: absolute; top: -80px; right: -80px;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: hsl(187 94% 43% / 0.05);
  filter: blur(80px);
  pointer-events: none;
}
.testimonial-slide { display: none; flex-direction: column; gap: 1.5rem; }
.testimonial-slide.active { display: flex; }

.stars { display: flex; gap: 0.25rem; }
.star { color: var(--primary); }
.star svg { width: 16px; height: 16px; fill: currentColor; }

.testimonial__quote {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-bright);
  font-weight: 300;
  font-style: italic;
  max-width: 55ch;
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 0.5rem;
}
.testimonial__avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(1);
  opacity: 0.8;
  border: 1px solid var(--border);
}
.testimonial__name { font-size: 0.875rem; font-weight: 600; }
.testimonial__role { font-size: 0.75rem; color: var(--text-dim); }

.testimonial-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
}
.testimonial-nav__btn {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-fg);
  border-radius: 0.5rem;
  transition: color 0.3s;
}
.testimonial-nav__btn:hover { color: var(--fg); }
.testimonial-nav__btn svg { width: 16px; height: 16px; }

.testimonial-dots { display: flex; gap: 0.375rem; }
.testimonial-dot {
  height: 6px;
  border-radius: 3px;
  transition: all 0.3s;
  background: var(--muted-fg);
  opacity: 0.3;
  width: 6px;
}
.testimonial-dot.active {
  width: 24px;
  background: var(--primary);
  opacity: 1;
}

/* ============================================
   RESUME / TIMELINE
   ============================================ */
.resume__sub-heading {
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
  margin-bottom: 2rem;
}
.timeline { display: flex; flex-direction: column; margin-bottom: 3rem; }
.timeline-item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 2.5rem;
  border-left: 1px solid var(--border);
}
.timeline-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: -5px; top: 6px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--bg);
}
.timeline-dot--active {
  border: 1px solid var(--primary);
  box-shadow: 0 0 12px hsl(187 94% 43% / 0.6);
}
.timeline-dot--inactive { border: 1px solid var(--text-dim); }
.timeline-item__period {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.timeline-item__period--active { color: hsl(187 94% 43% / 0.8); }
.timeline-item__period--inactive { color: var(--text-dim); }
.timeline-item__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.125rem;
  font-weight: 500;
  margin-top: 0.5rem;
}
.timeline-item__company { color: var(--muted-fg); }
.timeline-item__desc {
  font-size: 0.875rem;
  color: var(--text-soft);
  line-height: 1.6;
  max-width: 55ch;
  margin-top: 0.5rem;
}

/* Skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.skill__header {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}
.skill__name { color: var(--text-bright); font-weight: 500; }
.skill__pct { color: var(--text-dim); font-variant-numeric: tabular-nums; }
.skill__bar {
  height: 6px;
  border-radius: 3px;
  background: var(--muted);
  overflow: hidden;
}
.skill__fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  width: 0;
  transition: width 1s ease;
}

/* ============================================
   PORTFOLIO
   ============================================ */
.portfolio-filters {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.portfolio-filter {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-fg);
  transition: all 0.3s;
  border: 1px solid transparent;
}
.portfolio-filter.active,
.portfolio-filter:hover {
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--border-hi);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.portfolio-card { border-radius: 0.75rem; overflow: hidden; }
.portfolio-card__img-wrap {
  overflow: hidden;
  position: relative;
}
.portfolio-card__img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  opacity: 0.7;
  transition: all 0.7s ease;
}
.portfolio-card:hover .portfolio-card__img {
  filter: grayscale(0);
  opacity: 1;
  transform: scale(1.05);
}
.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  opacity: 0;
  transition: opacity 0.3s;
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}
.portfolio-card:hover .portfolio-card__overlay { opacity: 1; }
.portfolio-card__link {
  padding: 0.5rem;
  border-radius: 0.5rem;
  background: var(--surface);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  color: var(--fg);
}
.portfolio-card__link svg { width: 16px; height: 16px; }
.portfolio-card__body { padding: 1.25rem; }
.portfolio-card__cat {
  font-size: 0.6875rem;
  color: hsl(187 94% 43% / 0.7);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}
.portfolio-card__title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  transition: color 0.3s;
}
.portfolio-card:hover .portfolio-card__title { color: var(--primary); }

/* ============================================
   CONTACT
   ============================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 2.5rem;
}
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  transition: border-color 0.3s;
  outline: none;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--muted-fg); }
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--border-hi); }
.contact-form textarea { resize: none; }

.contact-form__submit {
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-fg);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: 0.03em;
  transition: box-shadow 0.3s;
  align-self: flex-start;
}
.contact-form__submit:hover {
  box-shadow: 0 0 30px hsl(187 94% 43% / 0.3);
}
.contact-form__submit svg { width: 16px; height: 16px; }

.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.contact-info-card {
  padding: 1.25rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.contact-info-card__icon {
  width: 36px; height: 36px;
  border-radius: 0.5rem;
  background: hsl(187 94% 43% / 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.contact-info-card__icon svg { width: 16px; height: 16px; }
.contact-info-card__label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}
.contact-info-card__value { font-size: 0.875rem; color: var(--text-bright); }

/* ============================================
   NAVIGATION (RIGHT SIDE)
   ============================================ */
.side-nav {
  width: 72px;
  flex-shrink: 0;
  border-radius: 1rem;
  padding: 2rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  height: calc(100dvh - 4rem);
  position: sticky;
  top: 2rem;
  justify-content: center;
}
.side-nav__btn {
  position: relative;
  width: 44px; height: 44px;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-fg);
  transition: all 0.3s;
  border: 1px solid transparent;
}
.side-nav__btn:hover { color: var(--fg); background: var(--surface-hover); }
.side-nav__btn.active {
  color: var(--primary);
  background: var(--surface);
  border-color: var(--border-hi);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.2);
}
.side-nav__btn svg { width: 18px; height: 18px; }
.side-nav__tooltip {
  position: absolute;
  right: 120%;
  background: var(--surface);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  padding: 0.375rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.side-nav__btn:hover .side-nav__tooltip { opacity: 1; }

/* ============================================
   BOTTOM NAV (MOBILE)
   ============================================ */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 30;
  border-top: 1px solid var(--border);
}
.bottom-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0.5rem;
  max-width: 480px;
  margin: 0 auto;
}
.bottom-nav__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 0.375rem 0.5rem;
  border-radius: 0.5rem;
  color: var(--muted-fg);
  transition: color 0.2s;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.05em;
}
.bottom-nav__btn.active { color: var(--primary); }
.bottom-nav__btn svg { width: 18px; height: 18px; }

/* ============================================
   MOBILE HEADER
   ============================================ */
.mobile-header {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 30;
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
}
.mobile-header__menu-btn {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  color: var(--muted-fg);
  transition: color 0.3s;
}
.mobile-header__menu-btn:hover { color: var(--fg); }
.mobile-header__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* ============================================
   MOBILE SIDEBAR OVERLAY
   ============================================ */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 40;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.sidebar-overlay.open { opacity: 1; pointer-events: auto; }

.sidebar-mobile {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 300px;
  z-index: 50;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  overflow-y: auto;
  scrollbar-width: none;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.sidebar-mobile::-webkit-scrollbar { display: none; }
.sidebar-mobile.open { transform: translateX(0); }

.sidebar-mobile__close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 32px; height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  color: var(--muted-fg);
}

/* ============================================
   THEME SWITCHER
   ============================================ */
.theme-switcher {
  position: fixed;
  bottom: 5rem;
  right: 1.5rem;
  z-index: 40;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
}
.theme-switcher__toggle {
  width: 48px; height: 48px;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted-fg);
  transition: color 0.3s;
}
.theme-switcher__toggle:hover { color: var(--fg); }
.theme-switcher__toggle svg { width: 20px; height: 20px; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .sidebar { display: none; }
  .side-nav { display: none; }
  .bottom-nav { display: block; }
  .mobile-header { display: flex; }
  .app-wrapper { padding: 0.75rem; }
  .app-layout { margin-top: 3.5rem; }
  .main-content { height: calc(100dvh - 8rem); padding-bottom: 4rem; border-radius: 1rem; }
  .section { padding: 2rem 1.5rem; }
  .hero { min-height: calc(100dvh - 8rem); }
  .hero__heading { font-size: 2rem; }
  .about__info-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-form__row { grid-template-columns: 1fr; }
  .theme-switcher { bottom: 5rem; right: 1rem; }
}

@media (min-width: 640px) and (max-width: 1024px) {
  .hero__heading { font-size: 2.5rem; }
  .section { padding: 2.5rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}