:root {
  /* default = dark */
  --bg: #0a0a0b;
  --panel: #111113;
  --panel-2: #16161a;
  --text: #eaeaf0;
  --muted: #a2a2ad;
  --brand: #7c5cff;
  --brand-2: #4ad0ff;
  --ok: #21c07a;
  --warn: #f5a524;
  --danger: #ef4444;
  --ring: 0 0 0 3px rgba(124, 92, 255, 0.35);
  --radius: 16px;
  --radius-lg: 22px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

html, body, .card, header.nav {
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter,
    Arial, sans-serif;
}

/* hide by default*/
#menuToggle { display: none; }

@media (min-width: 900px) {
  #menuToggle { display: none; } /* hide hamburger on large screens */
  .nav-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
  }
  .nav-links::-webkit-scrollbar { display: none; } /* Chrome */
}

/* Mobile menu (drawer) */
@media (max-width: 900px) {
  #menuToggle { display: inline-flex; } /* show hamburger on small screens */

  .nav-links {
    position: fixed;
    top: calc(var(--header-h, 64px));
    right: 0;
    left: 0;
    background: var(--panel);
    border-top: 1px solid color-mix(in oklab, var(--text) 10%, transparent);
    padding: .75rem;
    display: none; /* hidden until open */
    flex-direction: column;
    gap: .25rem;
    z-index: 60;
  }
  html.nav-open .nav-links { display: flex; }
  .actions .btn.cv .label { display: none; }
  .actions .btn.cv .short { display: inline; }
}

/* Default (desktop): show long CV label */
@media (min-width: 901px) {
  .actions .btn.cv .label { display: inline; }
  .actions .btn.cv .short { display: none; }
}

a {
  color: inherit;
  text-decoration: none;
}
.container {
  width: min(1280px, 92%);
  margin: 0 auto;
}
header.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--text) 10%, transparent);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}
.nav-links { white-space: nowrap; }
.brand {
  white-space: nowrap; 
  font-weight: 800;
  letter-spacing: 0.4px;
}
.chip {
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  color: var(--muted);
  font-size: 0.875rem;
}
nav a {
  padding: 0.5rem 0.75rem;
  border-radius: 10px;
  color: var(--muted);
}
nav a.active,
nav a:hover {
  color: var(--text);
  background: var(--panel-2);
}
.actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  white-space: nowrap; 
}



.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  border: none;
  color: white;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform .15s ease, box-shadow .2s ease, opacity .2s ease, background .2s ease;
}
.btn.secondary {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  box-shadow: none;
}
.btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}
.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(0,0,0,.2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow);
}

/* Subtle hover for secondary buttons */
.btn.secondary:hover {
  background: color-mix(in oklab, var(--panel-2) 90%, white 10%);
}

/* ICON TOGGLE — robust selectors + no jitter */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;           /* square */
  width: 44px;
  height: 44px;
  line-height: 1;             /* prevent baseline shift */
  cursor: pointer;            /* make sure pointer shows */
}

/* Font Awesome icons (target FA classes + your aliases) */
.icon-btn .fa-sun,
.icon-btn .sun,
.icon-btn .fa-moon,
.icon-btn .moon {
  font-size: 1.2rem;
  transition: opacity .2s ease, transform .2s ease;
}

.icon-btn .sun{
    color: var(--warn);
}
/* Default: show SUN, hide MOON */
.icon-btn .moon {
  display: none;
  color: var(--brand);
}

/* When dark theme: show MOON, hide SUN */
html[data-theme="dark"] .icon-btn .sun { display: none; }
html[data-theme="dark"] .icon-btn .moon { display: inline-block; }

/* Avoid double transform: only normal buttons lift on hover */
.btn:hover:not(.icon-btn) {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(0,0,0,.2);
}

/* Keep a11y ring for the icon button too */
.icon-btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}



.hero {
  padding: 3.5rem 0 2rem;
}
.hero-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}
.card {
  background: var(--panel);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
.title-xl {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.subtitle {
  color: var(--muted);
}
.hero-summary,
.hero-secondary {
  margin: 0;
}
.hero-summary {
  font-size: 1.03rem;
  line-height: 1.7;
}
.about-copy {
  display: grid;
  gap: 0.9rem;
}
.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.hero-actions .btn {
  justify-content: center;
}
.trust-line {
  margin: 0;
  padding: 0.8rem 1rem;
  border-radius: 14px;
  background: color-mix(in oklab, var(--panel-2) 86%, var(--brand-2) 14%);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
}
.grid {
  display: grid;
  gap: 1rem;
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
}
.section {
  padding: 2.5rem 0;
  scroll-margin-top: 80px;
  /* text-align: center; */
}
.section-compact {
  padding: 1.75rem 0 2.1rem;
}
.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 1rem;
}
.section-intro {
  margin: -0.25rem 0 1rem;
  max-width: 780px;
}
.service-grid,
.package-grid,
.support-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.kpis {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.kpi {
  background: var(--panel-2);
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
}
.avatar {
  width: 120px;
  height: 120px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 2rem;
  color: #fff;
}
/* ensure anchor scroll lands below sticky header */
#about { scroll-margin-top: 80px; }
#contact::after {
  content: "";
  display: block;
  height: 20vh;
}
.about {
  display: grid;
  grid-template-columns: 0.3fr 1.7fr;
  gap: 1rem;
  align-items: start;
}
.about > h1.title-xl {
  grid-column: 1 / -1;
  margin: 0 0 .5rem;
}

@media (max-width: 900px) {
  .about {
    grid-template-columns: 1fr;
  }
}
.skills .tag {
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  background: var(--panel-2);
  font-size: 0.9rem;
  color: var(--text);
  transition: background .2s ease, transform .15s ease; cursor: pointer;
}
.skills .tag:hover { transform: translateY(-1px); }
.skills .tag.active { outline: 2px solid color-mix(in oklab, var(--brand) 60%, white 40%); }

.skills .tag[data-type="tool"] {
  opacity: 0.9;
}
.skills .tag[data-type="backend"] {
  background: color-mix(in oklab, var(--panel-2) 80%, var(--brand) 20%);
}
.skills .tag[data-type="frontend"] {
  background: color-mix(in oklab, var(--panel-2) 80%, var(--brand-2) 20%);
}
.skills .tag[data-type="mobile"] {
  background: color-mix(in oklab, var(--panel-2) 80%, #3ddc84 20%);
}
.pill-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.project {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) 1.1fr;
  gap: 1rem;
  align-items: start;
}
.project > * { min-width: 0; }

@media (max-width: 900px) {
  .project {
    grid-template-columns: 1fr;
  }
}
/* Make the preview stable and not force the text to collapse */
.project img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  border-radius: var(--radius);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
}
.project .meta {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.project .meta .tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.project.project-vertical { 
  display: grid;
  grid-template-columns: 1fr; 
}

.project.project-vertical .project-media {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
}

.project.project-vertical .meta {
  display: grid;
  gap: .5rem;
  margin-top: .75rem;
}
.project-value {
  margin: 0;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid color-mix(in oklab, var(--brand) 18%, var(--text) 8%);
  background: color-mix(in oklab, var(--panel-2) 82%, var(--brand-2) 18%);
  color: var(--text);
}
.service-card,
.package-card {
  display: grid;
  gap: 0.9rem;
}
.service-card h3,
.package-card h3 {
  margin: 0;
}
.service-card p,
.package-card p {
  margin: 0;
}
.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-grid;
  place-items: center;
  background: color-mix(in oklab, var(--panel-2) 70%, var(--brand) 30%);
  color: var(--text);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  font-size: 1.05rem;
}
.package-head {
  display: flex;
  gap: 0.9rem;
  align-items: center;
}
.package-price {
  font-size: 1.1rem;
  font-weight: 700;
  color: color-mix(in oklab, var(--text) 88%, var(--brand) 12%);
}
.package-note {
  margin: 1rem 0 0;
  max-width: 760px;
}
.support-section {
  scroll-margin-top: 80px;
}
.support-grid {
  margin-top: 1rem;
}
.support-card {
  display: grid;
  gap: 0.9rem;
}
.support-card h3,
.support-card p {
  margin: 0;
}
.support-price {
  font-size: 1.05rem;
  font-weight: 700;
  color: color-mix(in oklab, var(--text) 88%, var(--brand) 12%);
}
.support-note {
  margin: 1rem 0 0;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  background: color-mix(in oklab, var(--panel-2) 82%, var(--brand-2) 18%);
  border: 1px solid color-mix(in oklab, var(--brand) 18%, var(--text) 8%);
  color: var(--text);
  font-weight: 600;
}
.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}
.feature-list li {
  padding-left: 1.4rem;
  position: relative;
  color: var(--muted);
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}
.package-cta {
  justify-content: center;
}
.partner-section {
  scroll-margin-top: 80px;
}
.partner-card {
  display: grid;
  gap: 1rem;
}
.partner-intro {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.partner-intro p {
  margin: 0;
}
.partner-intro > div {
  display: grid;
  gap: 0.55rem;
}
.partner-highlight {
  margin: 0;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  background: color-mix(in oklab, var(--panel-2) 82%, var(--brand-2) 18%);
  border: 1px solid color-mix(in oklab, var(--brand) 18%, var(--text) 8%);
  color: var(--text);
  font-weight: 600;
}
.partner-options {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}
.partner-option {
  display: grid;
  gap: 0.35rem;
  padding: 0.8rem 0.9rem;
  border-radius: 14px;
  background: color-mix(in oklab, var(--panel-2) 88%, var(--brand) 12%);
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
}
.partner-option strong {
  font-size: 0.98rem;
}
.partner-option p {
  margin: 0;
}
.partner-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .partner-intro {
    flex-direction: column;
    align-items: flex-start;
  }
}

.timeline {
  position: relative;
}
/* .timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: color-mix(in oklab, var(--text) 15%, transparent);
} */
.tl-item {
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: 1rem;
}
.tl-item::marker {
  content: none;
}
.tl-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.4rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  border: 2px solid var(--bg);
  box-shadow: var(--shadow);
}
.small {
  color: var(--muted);
  font-size: 0.95rem;
}
.lang-bar {
  height: 8px;
  background: var(--panel-2);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
}
.lang-bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}
.footer {
  padding: 2rem 0;
  color: var(--muted);
}
.search {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.search input {
  flex: 1;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  background: var(--panel-2);
  color: var(--text);
}
.input {
  width: 100%;
  margin-bottom: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid color-mix(in oklab, var(--text) 8%, transparent);
  background: var(--panel-2);
  color: var(--text);
  font: inherit;
}
.input:focus {
  box-shadow: var(--ring);
  outline: none;
}
.textarea {
  min-height: 160px;
  resize: vertical;
}
.empty {
  opacity: 0.6;
  text-align: center;
  padding: 0.75rem;
}
.visually-hidden {
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}
/* Scroll animations */
.reveal {
  opacity: 0;
  translate: 0 12px;
  transition: opacity 0.6s ease, translate 0.6s ease;
}
.reveal.in-view {
  opacity: 1;
  translate: 0 0;
}
/* Focus outline for keyboard users */
:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--brand) 65%, white 35%);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ===== THEME OVERRIDES — MUST BE LAST IN styles.css ===== */
html[data-theme="dark"] {
  /* keeps UA widgets (scrollbar/forms) dark too */
  color-scheme: dark;

  /* Dark variables */
  --bg: #0a0a0b;
  --panel: #111113;
  --panel-2: #16161a;
  --text: #eaeaf0;
  --muted: #a2a2ad;
  --brand: #7c5cff;
  --brand-2: #4ad0ff;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

html[data-theme="light"] {
  color-scheme: light;

  /* Light variables */
  --bg: #ffffff;
  --panel: #f6f7fb;
  --panel-2: #eef0f7;
  --text: #17181c;
  --muted: #4a4a57;
  --shadow: 0 18px 40px rgba(10, 10, 11, 0.08);
}