/* Lab13 — logo uyumlu koyu tema (orijinal marka renkleri) */
:root {
  --color-bg: #0a0a0a;
  --color-bg-alt: #0f0f0f;
  --color-bg-elevated: #141414;
  --color-ink: #f2f2f0;
  --color-ink-muted: #9c9c96;
  --color-line: rgba(255, 255, 255, 0.09);
  --color-accent: #ff4d33;
  --color-accent-hover: #ff6a54;
  --color-accent-soft: rgba(255, 77, 51, 0.14);
  --color-hero-overlay: linear-gradient(
    125deg,
    rgba(6, 6, 6, 0.92) 0%,
    rgba(18, 8, 6, 0.72) 38%,
    rgba(45, 16, 12, 0.45) 100%
  );
  --font-sans: "Outfit", system-ui, sans-serif;
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 6rem;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.45);
  --max-width: 1120px;
  --header-h: 4.5rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent-hover);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: var(--space-md);
  top: var(--space-md);
  width: auto;
  height: auto;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-elevated);
  color: var(--color-ink);
  z-index: 1000;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

body.nav-open {
  overflow: hidden;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 50;
  display: flex;
  align-items: center;
  background: rgba(10, 10, 10, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-line);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(12, 12, 12, 0.94);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.header-inner {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.brand-logo {
  height: 48px;
  width: auto;
  max-width: min(200px, 42vw);
  object-fit: contain;
  object-position: left center;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--color-line);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.65rem;
  cursor: pointer;
  font: inherit;
  color: var(--color-ink);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  margin: 4px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  align-items: center;
}

.nav-list a {
  color: var(--color-ink);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-list a:hover {
  color: var(--color-accent);
}

.lang-note {
  font-size: 0.78rem;
  color: var(--color-ink-muted);
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  padding: calc(var(--header-h) + var(--space-xl)) var(--space-md) var(--space-2xl);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-hero-overlay);
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max-width));
  margin-inline: auto;
}

.hero-eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.hero h1 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  line-height: 1.12;
  color: #fff;
  max-width: min(100%, 22ch);
  margin: 0 0 var(--space-md);
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: italic;
  font-weight: 500;
  color: var(--color-accent);
}

.hero-lead {
  color: rgba(255, 255, 255, 0.88);
  max-width: 36rem;
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.88rem 1.45rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease, border-color 0.2s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-accent);
  color: #0a0a0a;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #0a0a0a;
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.35);
}

.btn-ghost:hover {
  background: var(--color-accent-soft);
  border-color: var(--color-accent);
  color: #fff;
}

.section {
  padding: var(--space-2xl) var(--space-md);
}

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

.section-inner {
  width: min(100%, var(--max-width));
  margin-inline: auto;
}

.section-head {
  margin-bottom: var(--space-xl);
}

.section-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-xs);
}

.section-head h2 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  margin: 0 0 var(--space-sm);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--color-ink-muted);
  max-width: 40rem;
}

.split {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 860px) {
  .split-2 {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.prose p {
  margin: 0 0 var(--space-md);
}

.prose p:last-child {
  margin-bottom: 0;
}

.prose strong {
  color: var(--color-ink);
  font-weight: 600;
}

.prose em {
  font-style: italic;
  color: var(--color-ink-muted);
}

.work-grid {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 720px) {
  .work-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.work-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #080808;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--color-line);
  aspect-ratio: 4 / 5;
}

.work-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
  transition: transform 0.5s ease, opacity 0.35s ease;
}

.work-card:hover img {
  transform: scale(1.04);
  opacity: 1;
}

.work-card figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-lg) var(--space-md);
  background: linear-gradient(
    transparent,
    rgba(6, 6, 6, 0.5) 35%,
    rgba(10, 6, 5, 0.96) 100%
  );
  color: #fff;
}

.work-card h3 {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
}

.work-card p {
  margin: 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.82);
}

.services-panel {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  padding: var(--space-lg);
}

.services-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.services-list li {
  border-bottom: 1px solid var(--color-line);
  padding: var(--space-md) 0;
}

.services-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.services-list li:first-child {
  padding-top: 0;
}

.services-list strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
  color: var(--color-ink);
}

.services-list span {
  font-size: 0.88rem;
  color: var(--color-ink-muted);
}

.team-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 720px) {
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.team-card {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
}

.team-photo {
  aspect-ratio: 1;
  overflow: hidden;
}

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

.team-body {
  padding: var(--space-lg);
}

.team-body h3 {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  margin: 0 0 var(--space-xs);
  font-weight: 600;
}

.role {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.contact-block {
  display: grid;
  gap: var(--space-xl);
  background: var(--color-bg-elevated);
  color: var(--color-ink);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
}

.contact-block::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--color-accent), var(--color-accent-hover));
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  pointer-events: none;
}

.contact-block::after {
  content: "";
  position: absolute;
  inset: -30% -20% auto 50%;
  height: 80%;
  background: radial-gradient(circle, var(--color-accent-soft), transparent 55%);
  pointer-events: none;
}

.contact-block h2 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(1.6rem, 2.5vw, 2rem);
  margin: 0 0 var(--space-md);
  color: var(--color-ink);
  position: relative;
}

.contact-grid {
  position: relative;
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 720px) {
  .contact-grid {
    grid-template-columns: 1.2fr 1fr;
  }
}

.contact-item dt {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 0.35rem;
}

.contact-item dd {
  margin: 0;
  font-size: 1.05rem;
  color: var(--color-ink);
}

.contact-item--spaced {
  margin-top: 1rem;
}

.contact-item a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 77, 51, 0.35);
}

.contact-item a:hover {
  color: var(--color-accent-hover);
  border-bottom-color: var(--color-accent-hover);
}

.site-footer {
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid var(--color-line);
  background: #060606;
}

.footer-inner {
  width: min(100%, var(--max-width));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: var(--color-ink-muted);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.footer-logo {
  height: 36px;
  width: auto;
  opacity: 0.9;
}

.footer-inner a {
  color: var(--color-ink-muted);
}

.footer-inner a:hover {
  color: var(--color-accent);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 820px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: rgba(14, 14, 14, 0.98);
    border-bottom: 1px solid var(--color-line);
    padding: var(--space-md);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.28s ease, opacity 0.28s ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
}

/* --- Projeler Portfolyo Sayfası ve Filtreleme Stilleri --- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: var(--space-xl);
}

.filter-btn {
  background: var(--color-bg-elevated);
  color: var(--color-ink-muted);
  border: 1px solid var(--color-line);
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  color: var(--color-ink);
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.05);
}

.filter-btn.is-active {
  background: var(--color-accent);
  color: #0a0a0a;
  border-color: var(--color-accent);
  font-weight: 600;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.portfolio-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-soft);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
}

.portfolio-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #000;
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, opacity 0.3s ease;
  opacity: 0.9;
}

.portfolio-card:hover .portfolio-thumb img {
  transform: scale(1.05);
  opacity: 1;
}

.portfolio-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-line);
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
}

.portfolio-body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-body h3 {
  font-family: var(--font-sans);
  font-size: 1.18rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--color-ink);
  line-height: 1.3;
}

.portfolio-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: var(--color-ink-muted);
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-line);
}

.portfolio-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.portfolio-desc {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.78);
  margin: 0 0 var(--space-md);
  line-height: 1.5;
  flex-grow: 1;
}

.portfolio-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
}

/* Modal Stilleri */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  max-width: 820px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.8);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s ease;
}

.modal-overlay.is-active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--color-line);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.modal-close:hover {
  background: var(--color-accent);
  color: #0a0a0a;
  border-color: var(--color-accent);
}

.modal-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}

.modal-body {
  padding: var(--space-lg);
}

.modal-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin: 0 0 0.5rem;

}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-sm);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  margin: var(--space-md) 0;
}

.modal-grid-item dt {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: 0.2rem;
}

.modal-grid-item dd {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-ink);
}