/* onenly.com — multidisciplinary studio · editorial vitrine */

:root {
  --bg:        #FAF7F0;
  --bg-soft:   #F4EFE3;
  --surface:   #FFFFFF;
  --surface-2: #FDFAF3;
  --text:      #14110D;
  --text-soft: #3A332B;
  --muted:     #7A736A;
  --border:    rgba(20,17,13,0.10);
  --border-2:  rgba(20,17,13,0.18);
  --accent:    #D97757;
  --accent-2:  #E8A23D;
  --accent-soft:#FBEDE5;
  --shadow-sm: 0 1px 2px rgba(20,17,13,0.04), 0 1px 0 rgba(20,17,13,0.02);
  --shadow-md: 0 8px 30px rgba(20,17,13,0.06), 0 2px 6px rgba(20,17,13,0.04);
  --shadow-lg: 0 30px 80px rgba(20,17,13,0.12), 0 8px 24px rgba(20,17,13,0.06);

  --font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;

  --t-fast: 160ms cubic-bezier(.4,0,.2,1);
  --t-base: 280ms cubic-bezier(.4,0,.2,1);
  --t-slow: 480ms cubic-bezier(.4,0,.2,1);
}

:root[data-theme="dark"] {
  --bg:        #14110D;
  --bg-soft:   #1A1612;
  --surface:   #1F1A14;
  --surface-2: #261F18;
  --text:      #F5F0E8;
  --text-soft: #D9D2C5;
  --muted:     #948A7B;
  --border:    rgba(245,240,232,0.08);
  --border-2:  rgba(245,240,232,0.14);
  --accent:    #E8927A;
  --accent-2:  #E8A23D;
  --accent-soft:#2A201A;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.40);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.30), 0 2px 6px rgba(0,0,0,0.20);
  --shadow-lg: 0 30px 80px rgba(0,0,0,0.50), 0 8px 24px rgba(0,0,0,0.30);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background var(--t-base), color var(--t-base);
}

a { color: inherit; text-decoration: none; transition: opacity var(--t-fast); }
a:hover { opacity: 0.75; }

/* Subtle grain layer */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  opacity: 0.018; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.95'/%3E%3C/svg%3E");
}
:root[data-theme="dark"] .grain { opacity: 0.035; }

/* ===== NAV ===== */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px;
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid var(--border);
  transition: background var(--t-base);
}
@media (max-width: 720px) { .nav { padding: 14px 18px; } }

.nav__brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-serif); font-weight: 400; font-size: 19px;
  color: var(--text); letter-spacing: -0.01em;
}
.nav__brand:hover { opacity: 1; }
.nav__mark { width: 28px; height: 28px; display: block; object-fit: contain; }

.nav__links { display: flex; gap: 28px; font-size: 14px; color: var(--text-soft); }
.nav__links a { font-weight: 500; }
@media (max-width: 720px) { .nav__links { display: none; } }

.nav__right { display: flex; align-items: center; gap: 10px; }

/* Dil rozeti — AdSnap pattern (yumuşak pill container, dolu aktif buton) */
.lang {
  display: inline-flex; align-items: center; gap: 2px;
  padding: 3px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 999px;
}
.lang button {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 34px; height: 28px;
  background: transparent; border: none; color: var(--muted); cursor: pointer;
  font: inherit; font-size: 12px; font-weight: 700; letter-spacing: 0.02em;
  padding: 0 10px; border-radius: 999px;
  transition: background var(--t-fast), color var(--t-fast);
}
.lang button:hover { color: var(--text); }
.lang button.is-active {
  background: var(--accent);
  color: #FFF;
  box-shadow: 0 1px 3px rgba(217,119,87,0.30);
}
@media (max-width: 480px) {
  .lang button { min-width: 30px; height: 26px; padding: 0 8px; font-size: 11px; }
}

.theme-toggle {
  width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--border-2); border-radius: 999px;
  color: var(--text); cursor: pointer; transition: background var(--t-fast), border-color var(--t-fast);
}
.theme-toggle:hover { background: var(--surface); border-color: var(--accent); }
.theme-toggle svg { width: 16px; height: 16px; }
.icon-sun, .icon-moon { display: none; }
:root[data-theme="dark"] .icon-sun { display: block; }
:root[data-theme="light"] .icon-moon { display: block; }

.nav__cta {
  display: inline-flex; align-items: center; padding: 9px 18px;
  background: var(--accent); color: #FFF;
  border-radius: 999px; font-size: 13.5px; font-weight: 500;
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.nav__cta:hover { opacity: 0.92; transform: translateY(-1px); }
@media (max-width: 480px) { .nav__cta { padding: 8px 14px; font-size: 13px; } }

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 88px 32px 100px;
  overflow: hidden;
}
@media (max-width: 720px) { .hero { padding: 56px 20px 72px; } }

.hero__glow {
  position: absolute; top: -200px; left: 50%; transform: translateX(-50%);
  width: 760px; height: 600px; pointer-events: none;
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--accent) 28%, transparent), transparent 60%);
  filter: blur(60px); opacity: 0.55;
}
:root[data-theme="dark"] .hero__glow { opacity: 0.7; }

.hero__inner {
  position: relative;
  max-width: 980px; margin: 0 auto; text-align: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans); font-size: 11.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 22px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(46px, 8vw, 92px);
  line-height: 1.02; letter-spacing: -0.035em;
  color: var(--text);
  margin-bottom: 26px;
}
.hero h1 em {
  font-style: italic; font-weight: 400;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.hero__sub {
  max-width: 600px; margin: 0 auto 38px;
  font-size: clamp(15.5px, 1.6vw, 18px);
  color: var(--text-soft); line-height: 1.65;
}

.hero__cta {
  display: inline-flex; flex-wrap: wrap; gap: 12px; justify-content: center;
  margin-bottom: 56px;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 26px; border-radius: 999px;
  font-family: var(--font-sans); font-size: 14.5px; font-weight: 500;
  transition: transform var(--t-fast), opacity var(--t-fast), background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  cursor: pointer; border: none;
}
.btn:hover { transform: translateY(-1px); opacity: 1; }
.btn--primary { background: var(--text); color: var(--bg); }
.btn--primary:hover { background: var(--accent); color: #FFF; }
.btn--ghost { background: transparent; color: var(--text); border: 1px solid var(--border-2); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.hero__meta {
  display: inline-flex; flex-wrap: wrap; gap: 22px;
  justify-content: center;
  font-size: 13px; color: var(--muted);
}
.hero__meta > span { display: inline-flex; align-items: center; gap: 7px; }
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot--live { background: #2E9E75; box-shadow: 0 0 0 4px rgba(46,158,117,0.18); animation: livePulse 2.4s ease-in-out infinite; }
.dot--soon { background: var(--accent-2); }
@keyframes livePulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(46,158,117,0.18); }
  50% { box-shadow: 0 0 0 7px rgba(46,158,117,0.05); }
}

/* ===== SECTION ===== */
.section { max-width: 1160px; margin: 0 auto; padding: 100px 32px; }
@media (max-width: 720px) { .section { padding: 72px 20px; } }

.section__head { max-width: 700px; margin-bottom: 56px; }
.section__head--mt { margin-top: 100px; }
@media (max-width: 720px) { .section__head--mt { margin-top: 64px; } }

.section__head h2 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(34px, 5vw, 52px); line-height: 1.06;
  letter-spacing: -0.025em; color: var(--text);
  margin-top: 14px; margin-bottom: 18px;
}
.section__lede {
  font-size: 16.5px; color: var(--text-soft); line-height: 1.7;
  max-width: 620px;
}

/* ===== FEATURED (AdSnap) ===== */
.featured {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px; align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 56px;
  box-shadow: var(--shadow-md);
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.featured:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
@media (max-width: 880px) {
  .featured { grid-template-columns: 1fr; gap: 36px; padding: 36px 28px; }
}

.featured__badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px;
  background: var(--bg-soft); color: var(--muted);
  font-size: 11.5px; font-weight: 500; letter-spacing: 0.02em;
  border: 1px solid var(--border);
}
.badge--live { background: rgba(46,158,117,0.10); color: #2E9E75; border-color: rgba(46,158,117,0.25); }
.badge--soon { background: var(--accent-soft); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 22%, transparent); }

.featured__title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(44px, 5vw, 62px); line-height: 1; letter-spacing: -0.028em;
  color: var(--text); margin-bottom: 8px;
}
.featured__lede {
  font-size: 18px; color: var(--accent); font-weight: 500;
  margin-bottom: 18px; letter-spacing: -0.01em;
}
.featured__body { color: var(--text-soft); margin-bottom: 24px; }

.featured__points {
  list-style: none; margin-bottom: 30px;
  display: flex; flex-direction: column; gap: 11px;
}
.featured__points li {
  font-size: 15px; color: var(--text-soft);
  padding-left: 22px; position: relative;
}
.featured__points li::before {
  content: ""; position: absolute; left: 0; top: 11px;
  width: 12px; height: 1.5px; background: var(--accent);
}
.featured__points strong { color: var(--text); font-weight: 600; margin-right: 4px; }

.featured__cta { display: flex; flex-wrap: wrap; gap: 10px; }

/* Mockup */
.featured__visual { display: flex; justify-content: center; align-items: center; }
.mockup {
  width: 100%; max-width: 380px;
  background: var(--bg-soft);
  border: 1px solid var(--border-2);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transform: rotate(-1.5deg);
  transition: transform var(--t-base);
}
.featured:hover .mockup { transform: rotate(0deg); }
.mockup__bar {
  display: flex; gap: 6px; padding: 12px 14px;
  background: var(--surface-2); border-bottom: 1px solid var(--border);
}
.mockup__bar span { width: 9px; height: 9px; border-radius: 50%; background: var(--border-2); }
.mockup__bar span:first-child { background: #FF5F57; }
.mockup__bar span:nth-child(2) { background: #FEBC2E; }
.mockup__bar span:nth-child(3) { background: #28C840; }

.mockup__body { padding: 18px; display: flex; flex-direction: column; gap: 14px; }

.mockup__row { display: flex; gap: 6px; }
.mockup__pill {
  font-size: 10.5px; font-weight: 600; padding: 5px 11px;
  border-radius: 999px; background: var(--surface); color: var(--muted);
  border: 1px solid var(--border);
}
.mockup__pill--accent { background: var(--accent); color: #FFF; border-color: var(--accent); }

.mockup__card {
  padding: 16px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-md);
}
.mockup__line { height: 8px; border-radius: 4px; background: var(--bg-soft); margin-bottom: 8px; }
.mockup__line--lg { width: 70%; height: 12px; background: var(--text); opacity: 0.75; }
.mockup__line--md { width: 45%; background: var(--muted); opacity: 0.4; }
.mockup__chart {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px;
  height: 60px; align-items: end; margin-top: 14px;
}
.mockup__chart > div {
  height: var(--h); background: linear-gradient(180deg, var(--accent), var(--accent-2));
  border-radius: 3px 3px 0 0; opacity: 0.85;
}

.mockup__verdict {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-radius: var(--r-md);
}
.mockup__verdict-emoji { font-size: 22px; }
.mockup__verdict-label { font-size: 12.5px; font-weight: 600; color: var(--accent); }
.mockup__verdict-note { font-size: 11px; color: var(--muted); }

/* ===== GRID / CARDS ===== */
.grid { display: grid; gap: 20px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 880px) { .grid--3 { grid-template-columns: 1fr; } }

.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px 28px;
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
  display: flex; flex-direction: column; gap: 14px;
  min-height: 240px;
}
.card:hover { transform: translateY(-4px); border-color: var(--border-2); box-shadow: var(--shadow-md); }
.card--featured {
  background: linear-gradient(150deg, var(--accent-soft), var(--surface));
  border-color: color-mix(in srgb, var(--accent) 18%, transparent);
}

.card__icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-soft); color: var(--accent);
}
.card__icon svg { width: 22px; height: 22px; }
.card .badge { align-self: flex-start; margin-top: 0; }

.card__title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: 26px; line-height: 1.1; letter-spacing: -0.02em;
  color: var(--text); margin-top: 4px;
}
.card__copy { color: var(--text-soft); font-size: 14.5px; flex: 1; }
.card__eta {
  font-size: 12px; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--muted);
  padding-top: 12px; border-top: 1px solid var(--border);
}

/* ===== ABOUT ===== */
.section--about {
  background: var(--bg-soft);
  max-width: none;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.about {
  max-width: 1160px; margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 80px;
  align-items: center;
}
@media (max-width: 880px) { .about { grid-template-columns: 1fr; gap: 48px; } }

.about__copy h2 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(30px, 4vw, 44px); line-height: 1.1;
  letter-spacing: -0.025em; margin: 14px 0 22px;
}
.about__copy p { color: var(--text-soft); font-size: 16px; margin-bottom: 18px; line-height: 1.75; }
.about__copy p:last-child { margin-bottom: 0; }

.about__facts {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
.fact {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 22px 20px;
  display: flex; flex-direction: column; gap: 8px;
}
.fact__k {
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--muted);
}
.fact__v {
  font-family: var(--font-serif); font-size: 22px; font-weight: 400;
  line-height: 1.2; letter-spacing: -0.02em; color: var(--text);
}
.fact__sub {
  display: block; font-family: var(--font-sans); font-size: 12.5px;
  font-weight: 400; color: var(--muted); letter-spacing: normal;
  margin-top: 3px;
}

/* ===== CONTACT ===== */
.section--contact { text-align: center; }
.contact { max-width: 760px; margin: 0 auto; }
.contact h2 {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(34px, 5vw, 52px); line-height: 1.06;
  letter-spacing: -0.025em; margin: 14px 0 14px;
}
.contact > p { color: var(--text-soft); font-size: 16.5px; margin-bottom: 40px; }

.contact__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
@media (max-width: 600px) { .contact__grid { grid-template-columns: 1fr; } }

.contact__card {
  position: relative;
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  padding: 26px 28px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); text-align: left;
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.contact__card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow-md); opacity: 1; }
.contact__k { font-size: 11.5px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.contact__v { font-family: var(--font-serif); font-size: 22px; font-weight: 400; color: var(--text); }
.contact__arrow { position: absolute; top: 24px; right: 24px; color: var(--muted); font-size: 18px; transition: transform var(--t-fast), color var(--t-fast); }
.contact__card:hover .contact__arrow { color: var(--accent); transform: translate(2px, -2px); }

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 32px 32px;
  background: var(--bg-soft);
}
.footer__row {
  max-width: 1160px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px; flex-wrap: wrap; margin-bottom: 28px;
}
.footer__brand { display: flex; align-items: center; gap: 14px; }
.footer__brand img { width: 34px; height: 34px; display: block; object-fit: contain; }
.footer__brand strong { display: block; font-family: var(--font-serif); font-weight: 500; font-size: 17px; color: var(--text); }
.footer__brand span { display: block; font-size: 12.5px; color: var(--muted); margin-top: 2px; }

.footer__links { display: flex; gap: 26px; }
.footer__links a { font-size: 13.5px; color: var(--text-soft); font-weight: 500; }

.footer__bottom {
  max-width: 1160px; margin: 0 auto;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding-top: 22px; border-top: 1px solid var(--border);
  font-size: 12.5px; color: var(--muted);
}

/* ===== REVEAL (scroll fade-in) ===== */
.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity var(--t-slow), transform var(--t-slow);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }