:root {
  --clr-bg: #0f1220;
  --clr-surface: #171a2e;
  --clr-primary: #7c5cff;
  --clr-accent: #22d3ee;
  --clr-text: #e7e9ee;
  --clr-muted: #b0b6c3;
  --clr-border: #262a42;

  --font-body: 'Inter', system-ui, sans-serif;
  --font-heading: 'Poppins', system-ui, sans-serif;
}

:root[data-theme="light"] {
  --clr-bg: #ffffff;
  --clr-surface: #f5f7fb;
  --clr-primary: #4a4e69;
  --clr-accent: #9a8c98;
  --clr-text: #222;
  --clr-muted: #555;
  --clr-border: #e6e8ef;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --clr-bg: #ffffff;
    --clr-surface: #f5f7fb;
    --clr-primary: #4a4e69;
    --clr-accent: #9a8c98;
    --clr-text: #222;
    --clr-muted: #555;
    --clr-border: #e6e8ef;
  }
}

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

html, body { height: 100%; }
body {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.6;
}
main { flex: 1 0 auto; }

html { scroll-behavior: smooth; }

.skip-link {
  position: absolute; top: -40px; left: 0;
  background: var(--clr-primary); color: #fff;
  padding: 0.5rem; z-index: 1000;
}
.skip-link:focus { top: 0; }

header {
  border-bottom: 1px solid var(--clr-border);
  backdrop-filter: saturate(140%) blur(8px);
  background: color-mix(in srgb, var(--clr-bg) 90%, transparent);
  position: sticky;
  top: 0;
  z-index: 1300;
}

.stats-header {
  text-align: center;
  margin-bottom: 2rem;
}
.stats-header h2 {
  font-size: 2rem;
  font-weight: bold;
}

.navbar {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1200px; margin: auto; padding: 1rem;
  min-height: 56px;
}

.logo {
  font-weight: 700;
  text-decoration: none;
  color: var(--clr-text);
}
.logo:visited { color: var(--clr-text); }
.logo:hover { text-decoration: none; color: var(--clr-text); }

.nav-links { list-style: none; display: flex; gap: 1.5rem; }
.nav-links a {
  text-decoration: none; color: var(--clr-muted); font-weight: 500;
  border-radius: 10px; padding: .5rem .7rem;
}
.nav-links a.active, .nav-links a:hover {
  color: var(--clr-text);
  background: color-mix(in srgb, var(--clr-primary) 18%, transparent);
}

.toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--clr-border);
  color: var(--clr-text);
  border-radius: 10px;
  padding: .45rem .6rem;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}
.toggle-btn:hover {
  background: color-mix(in srgb, var(--clr-primary) 18%, transparent);
}
.toggle-btn:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
}

.theme-toggle {
  margin-left: 0.5rem; background: transparent;
  border: 1px solid var(--clr-border); color: var(--clr-text);
  padding: .45rem .6rem; border-radius: 10px; cursor: pointer;
}
.theme-toggle:hover { background: color-mix(in srgb, var(--clr-primary) 18%, transparent); }

.hero {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 4rem 1rem; position: relative; overflow: hidden;
}
.hero-content { z-index: 1; }

.profile-pic {
  width: 120px; height: 120px; border-radius: 50%;
  object-fit: cover; margin-bottom: 1rem;
}

.btn {
  display: inline-block; padding: 0.75rem 1.5rem;
  background: var(--clr-primary); color: #fff; border: none;
  border-radius: 4px; text-decoration: none; transition: background 0.3s ease;
}
.btn:hover { background: var(--clr-accent); }
.btn--ghost { background: transparent; color: var(--clr-primary); border: 2px solid var(--clr-primary); }
.btn--sm { padding: 0.55rem 1rem; font-size: 0.95rem; }
.subtitle { color: var(--clr-muted); margin: 0.25rem 0 1rem; }
.cta-group { display: inline-flex; gap: 0.75rem; flex-wrap: wrap; }

.hero-shapes .shape {
  position: absolute; width: 40px; height: 40px;
  background: var(--clr-accent); opacity: 0.3; animation: float 6s infinite ease-in-out;
}
.shape--1 { top: 20%; left: 10%; }
.shape--2 { top: 50%; right: 15%; animation-delay: 1s; }
.shape--3 { bottom: 20%; left: 30%; animation-delay: 2s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-20px)} }

.section { max-width: 1200px; margin: auto; padding: 2rem 1rem; }
.section-header { text-align: center; margin-bottom: 1rem; }

.skill-bars div { margin-bottom: 1rem; }
.bar { background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: 10px; overflow: hidden; }
.fill { background: var(--clr-primary); height: 10px; width: 0; transition: width 1.2s ease; }
.bar.revealed .fill { width: var(--target, 80%); }

.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem; text-align: center;
}

.cards {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.cards > .card { height: 100%; display: flex; flex-direction: column; gap: 0.6rem; }
.card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  padding: 1.5rem; border-radius: 10px; box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.contact-form {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}
.contact-form label {
  grid-column: span 2;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  background: transparent;
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
  font-size: 1.05rem;
}
.contact-form textarea {
  min-height: 140px;
}
.contact-form button {
  grid-column: span 2;
  justify-self: start;
  padding: 0.9rem 1.8rem;
  font-size: 1.1rem;
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--clr-muted); }

.contact-section .card.contact-form,
form.contact-form {
  max-width: 900px;
  width: 100%;
  margin-left: auto !important;
  margin-right: auto !important;
}
form.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
form.contact-form label { grid-column: span 2; }
form.contact-form textarea { grid-column: 1 / -1; }
form.contact-form button { grid-column: 1 / -1; }

.contact-form .consent-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem;
  align-items: start;
}
.contact-form .consent-row input[type="checkbox"] { margin-top: 0.2rem; }

@media (max-width: 980px) {
  form.contact-form { grid-template-columns: 1fr; }
  form.contact-form label,
  form.contact-form textarea,
  form.contact-form button { grid-column: 1 / -1; }
}

.site-footer {
  text-align: center; padding: 1rem;
  background: transparent;
  font-size: 0.875rem; border-top: 1px solid var(--clr-border);
}

@media (max-width: 768px) {
  .navbar {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    padding: .75rem 1rem;
    gap: .5rem;
  }

  .logo { grid-column: 1; }
  .theme-toggle { grid-column: 3; justify-self: end; }
  .toggle-btn {
    display: block;
    grid-column: 4;
    justify-self: end;
    margin-left: auto;
    line-height: 1;
  }

  .nav-links {
    position: fixed;
    top: 60px;
    right: 12px;
    left: auto;
    display: none;
    flex-direction: column;
    gap: .5rem;
    padding: .75rem;
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,.25);
    z-index: 1400;
    width: clamp(220px, 85vw, 360px);
    pointer-events: auto;
  }
  .nav-links.open { display: flex; }

  .nav-links a {
    width: 100%;
    padding: .9rem 1rem;
    border-radius: 10px;
  }

  .section { padding: 1.25rem 1rem; }
  .cards { grid-template-columns: 1fr; gap: 1rem; }
  .hero { padding: 2.5rem 1rem; }
}

body.nav-open { overflow: hidden; }

.contact-section .contact-wrap {
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1rem;
}
.contact-section .card.contact-form,
form.contact-form {
  width: 100%;
  max-width: 920px;
  margin-left: auto !important;
  margin-right: auto !important;
}

form.contact-form {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: 1fr;
  max-width: 760px;
}

form.contact-form label,
form.contact-form input,
form.contact-form textarea,
form.contact-form .consent-row,
form.contact-form button { grid-column: 1 / -1; text-align: left; }

form.contact-form button { width: fit-content; padding: 0.85rem 1.6rem; }

@media (min-width: 1200px) {
  form.contact-form { max-width: 800px; }
}

.contact-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.contact-section form.contact-form { text-align: left; }

/* Backdrop behind mobile drawer */
.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  opacity: 0;
  pointer-events: none;
  z-index: 1200;
  transition: opacity .18s ease;
}
.nav-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

/* Normalize page backgrounds across all sections */
.section,
.hero,
.stats,
.about,
.projects,
.contact-section,
.cv,
.admin,
.timeline {
  background: transparent !important;
}
.section:nth-child(even),
.section:nth-child(odd) { background: transparent !important; }
.alt-section,
.light-section,
.surface-section,
.section.alt,
.section.light,
[data-bg="light"],
[data-bg="alt"] {
  background: transparent !important;
}

/* Force a single, uniform page background */
html, body, main, #main {
  background: var(--clr-bg) !important;
  background-image: none !important;
}

/* Remove any section-level background layers or pseudo-element bands */
.section::before, .section::after,
.hero::before, .hero::after,
.stats::before, .stats::after,
.about::before, .about::after,
.projects::before, .projects::after,
.contact-section::before, .contact-section::after,
.cv::before, .cv::after,
.admin::before, .admin::after,
.timeline::before, .timeline::after {
  background: transparent !important;
  box-shadow: none !important;
}