/* ============================================================
   Duvaye — duvaye.com
   Aurora-dark design system, matched to the App Store creative.
   ============================================================ */

:root {
  --bg: #05060e;
  --bg-raised: #0a0d1c;
  --panel: rgba(148, 163, 255, 0.055);
  --panel-strong: rgba(148, 163, 255, 0.09);
  --stroke: rgba(148, 163, 255, 0.14);
  --stroke-soft: rgba(148, 163, 255, 0.08);
  --text: #f4f5fb;
  --text-dim: rgba(226, 229, 245, 0.64);
  --text-faint: rgba(226, 229, 245, 0.42);
  --indigo: #6d7dff;
  --violet: #9b6cff;
  --teal: #4adec0;
  --protein: #ff8177;
  --carbs: #ffb74d;
  --fat: #64b5f6;
  --grad-brand: linear-gradient(120deg, #6d7dff 0%, #9b6cff 55%, #c96cff 100%);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-pill: 999px;
  --nav-h: 72px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-phone: 0 40px 90px -30px rgba(0, 0, 0, 0.85),
    0 0 120px -40px rgba(109, 125, 255, 0.55);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

/* ---------- background aurora ---------- */
.sky {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(52% 44% at 82% 6%, rgba(109, 125, 255, 0.16), transparent 62%),
    radial-gradient(46% 40% at 8% 22%, rgba(155, 108, 255, 0.13), transparent 60%),
    radial-gradient(38% 34% at 88% 78%, rgba(74, 222, 192, 0.08), transparent 60%),
    var(--bg);
}
.sky::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 140px 140px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.15) 60%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.15) 60%, transparent);
}

/* ---------- nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.35s, border-color 0.35s, backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5, 6, 14, 0.72);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--stroke-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
}
.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}
.nav-links {
  display: flex;
  gap: 34px;
  list-style: none;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  padding: 13px 26px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s, background 0.25s, border-color 0.25s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-solid {
  background: #fff;
  color: #0a0c18;
  box-shadow: 0 10px 34px -12px rgba(255, 255, 255, 0.35);
}
.btn-solid:hover { transform: translateY(-2px); box-shadow: 0 16px 44px -12px rgba(255, 255, 255, 0.45); }
.btn-ghost {
  background: var(--panel);
  border-color: var(--stroke);
  color: var(--text);
}
.btn-ghost:hover { background: var(--panel-strong); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: 0.88rem; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--nav-h) + 68px) 0 40px;
  overflow: hidden;
}
.hero-aurora {
  position: absolute;
  inset: -1px;
  z-index: -1;
  background-size: cover;
  background-position: center top;
  opacity: 0.66;
  mask-image: linear-gradient(to bottom, black 55%, transparent 98%);
  -webkit-mask-image: linear-gradient(to bottom, black 55%, transparent 98%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--stroke);
  background: rgba(10, 13, 28, 0.55);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.eyebrow .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 12px var(--teal);
}
.hero h1 {
  margin: 22px 0 18px;
  font-size: clamp(2.6rem, 5.4vw, 4.35rem);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: -0.035em;
}
.hero h1 .grad {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  max-width: 34rem;
  font-size: 1.13rem;
  color: var(--text-dim);
  margin-bottom: 32px;
}
.store-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px 12px 16px;
  border-radius: 16px;
  border: 1px solid var(--stroke);
  background: rgba(10, 13, 28, 0.72);
  transition: transform 0.25s var(--ease-out), border-color 0.25s, background 0.25s;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.store-badge:hover {
  transform: translateY(-3px);
  border-color: rgba(148, 163, 255, 0.4);
  background: rgba(17, 21, 42, 0.85);
}
.store-badge svg { width: 26px; height: 26px; flex-shrink: 0; }
.store-badge .sb-txt { line-height: 1.15; }
.store-badge .sb-top { font-size: 0.66rem; font-weight: 500; color: var(--text-faint); letter-spacing: 0.04em; white-space: nowrap; }
.store-badge .sb-bot { font-size: 1.02rem; font-weight: 700; letter-spacing: -0.01em; white-space: nowrap; }
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 26px;
  font-size: 0.86rem;
  color: var(--text-faint);
}
.hero-proof span { display: inline-flex; align-items: center; gap: 7px; }
.hero-proof svg { width: 15px; height: 15px; color: var(--teal); }

/* phone frames */
.phone {
  position: relative;
  border-radius: 52px;
  border: 9px solid #14172a;
  outline: 1px solid rgba(148, 163, 255, 0.28);
  background: #05060e;
  overflow: hidden;
  box-shadow: var(--shadow-phone);
  aspect-ratio: 1320 / 2868;
}
.phone::before {
  content: "";
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  width: 32%; height: 26px;
  background: #05060e;
  border-radius: 999px;
  z-index: 3;
}
.phone > img, .phone > video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.phone.no-notch::before { display: none; }

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  padding: 8px 0 26px;
}
.hero-phone { width: min(316px, 76vw); }
.hero-phone .phone { aspect-ratio: 1080 / 1920; }

.chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 18px;
  border: 1px solid var(--stroke);
  background: rgba(13, 16, 33, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 20px 50px -18px rgba(0, 0, 0, 0.7);
  font-size: 0.83rem;
  font-weight: 600;
  animation: float 7s ease-in-out infinite;
  z-index: 5;
}
.chip small { display: block; font-weight: 500; font-size: 0.7rem; color: var(--text-faint); }
.chip .ico {
  width: 34px; height: 34px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  flex-shrink: 0;
}
.chip-cal { top: 9%; left: -14%; animation-delay: 0.6s; }
.chip-streak { top: 38%; right: -17%; animation-delay: 1.7s; }
.chip-weight { bottom: 12%; left: -11%; animation-delay: 2.8s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-11px); }
}

/* ---------- cuisine marquee ---------- */
.marquee-band {
  padding: 30px 0;
  border-top: 1px solid var(--stroke-soft);
  border-bottom: 1px solid var(--stroke-soft);
  background: rgba(9, 11, 24, 0.5);
  overflow: hidden;
}
.marquee {
  display: flex;
  gap: 44px;
  width: max-content;
  animation: slide 36s linear infinite;
}
.marquee span {
  display: inline-flex;
  align-items: center;
  gap: 44px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-faint);
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.marquee i {
  font-style: normal;
  color: rgba(148, 163, 255, 0.45);
  font-size: 0.7rem;
}
@keyframes slide {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- sections ---------- */
section { position: relative; }
.section-pad { padding: 110px 0; }
.sec-head { max-width: 700px; margin-bottom: 64px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}
h2 {
  font-size: clamp(2rem, 4vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
}
.sec-sub {
  margin-top: 16px;
  font-size: 1.08rem;
  color: var(--text-dim);
}

/* logging modes */
.modes {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.mode-card {
  padding: 30px 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--stroke-soft);
  background: var(--panel);
  transition: transform 0.35s var(--ease-out), border-color 0.35s, background 0.35s;
}
.mode-card:hover {
  transform: translateY(-6px);
  border-color: rgba(148, 163, 255, 0.32);
  background: var(--panel-strong);
}
.mode-card .ico {
  width: 52px; height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  background: rgba(109, 125, 255, 0.14);
  border: 1px solid rgba(109, 125, 255, 0.25);
}
.mode-card .ico svg { width: 24px; height: 24px; color: #aab4ff; }
.mode-card h3 { font-size: 1.08rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 8px; }
.mode-card p { font-size: 0.9rem; color: var(--text-dim); line-height: 1.55; }

/* feature rows */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(40px, 7vw, 96px);
  padding: 84px 0;
}
.feature-row.flip .f-visual { order: 2; }
.f-visual { display: flex; justify-content: center; }
.f-visual .phone { width: min(300px, 72vw); }
.f-copy .kicker { margin-bottom: 12px; }
.f-copy h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin-bottom: 18px; }
.f-copy p { color: var(--text-dim); font-size: 1.05rem; max-width: 30rem; }
.f-points { list-style: none; margin-top: 26px; display: grid; gap: 14px; }
.f-points li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.97rem;
  color: var(--text-dim);
}
.f-points svg { width: 19px; height: 19px; flex-shrink: 0; margin-top: 2px; color: var(--teal); }
.f-points b { color: var(--text); font-weight: 600; }

/* live rings demo */
.demo-band {
  border-radius: 36px;
  border: 1px solid var(--stroke);
  background:
    radial-gradient(80% 120% at 50% -20%, rgba(109, 125, 255, 0.14), transparent 60%),
    var(--bg-raised);
  padding: clamp(44px, 6vw, 84px);
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: clamp(40px, 6vw, 90px);
  overflow: hidden;
}
.cal-ring { position: relative; width: clamp(220px, 26vw, 300px); }
.cal-ring svg { width: 100%; height: auto; transform: rotate(-90deg); }
.cal-ring .track { stroke: rgba(148, 163, 255, 0.12); }
.cal-ring .prog {
  stroke: url(#ringGrad);
  stroke-linecap: round;
  transition: stroke-dashoffset 1.6s var(--ease-out);
}
.cal-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.cal-center .flame { font-size: 1.4rem; }
.cal-center .num {
  font-size: clamp(2.6rem, 4.6vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 6px 0 4px;
}
.cal-center .lbl { font-size: 0.9rem; color: var(--text-dim); font-weight: 600; }
.cal-center .goal { font-size: 0.76rem; color: var(--text-faint); margin-top: 4px; }

.macro-list { display: grid; gap: 26px; max-width: 480px; }
.macro { display: grid; gap: 9px; }
.macro-top {
  display: flex;
  justify-content: space-between;
  font-size: 0.92rem;
  font-weight: 600;
}
.macro-top small { color: var(--text-faint); font-weight: 500; }
.macro-bar {
  height: 9px;
  border-radius: 99px;
  background: rgba(148, 163, 255, 0.1);
  overflow: hidden;
}
.macro-fill {
  height: 100%;
  width: 0;
  border-radius: 99px;
  transition: width 1.5s var(--ease-out);
}
.macro-fill.p { background: linear-gradient(90deg, var(--protein), #ffa79e); }
.macro-fill.c { background: linear-gradient(90deg, var(--carbs), #ffd08a); }
.macro-fill.f { background: linear-gradient(90deg, var(--fat), #9cd1fb); }
.demo-note { margin-top: 26px; font-size: 0.85rem; color: var(--text-faint); }

/* cuisine band */
.cuisine {
  position: relative;
  border-radius: 36px;
  overflow: hidden;
  min-height: 460px;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--stroke);
}
.cuisine-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
}
.cuisine::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5, 6, 14, 0.94) 8%, rgba(5, 6, 14, 0.35) 55%, rgba(5, 6, 14, 0.25));
}
.cuisine-copy {
  position: relative;
  z-index: 2;
  padding: clamp(34px, 5vw, 64px);
  max-width: 620px;
}
.cuisine-copy h2 { margin-bottom: 14px; }
.cuisine-copy p { color: rgba(233, 235, 248, 0.78); font-size: 1.06rem; }

/* light/dark duo */
.duo {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: clamp(18px, 4vw, 46px);
}
.duo .phone { width: min(272px, 42vw); }
.duo .phone.lite { outline-color: rgba(255, 255, 255, 0.35); }
.duo-tags {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-top: 28px;
  font-size: 0.88rem;
  color: var(--text-faint);
  font-weight: 600;
}

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step {
  position: relative;
  padding: 36px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--stroke-soft);
  background: var(--panel);
  overflow: hidden;
}
.step .n {
  font-size: 3.6rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
  background: linear-gradient(180deg, rgba(148, 163, 255, 0.5), rgba(148, 163, 255, 0.06));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 18px;
}
.step h3 { font-size: 1.14rem; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.01em; }
.step p { font-size: 0.93rem; color: var(--text-dim); }

/* testimonials */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quote {
  padding: 32px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--stroke-soft);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.stars { display: flex; gap: 3px; }
.stars svg { width: 16px; height: 16px; color: #ffc531; }
.quote p { font-size: 0.97rem; color: var(--text-dim); flex: 1; }
.quote .who { display: flex; align-items: center; gap: 12px; }
.quote .av {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
}
.quote .who b { display: block; font-size: 0.92rem; }
.quote .who small { color: var(--text-faint); font-size: 0.78rem; }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 12px; }
.faq {
  border: 1px solid var(--stroke-soft);
  border-radius: 18px;
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq[open] { border-color: rgba(148, 163, 255, 0.3); }
.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 21px 26px;
  font-weight: 600;
  font-size: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary svg {
  width: 18px; height: 18px;
  flex-shrink: 0;
  color: var(--text-faint);
  transition: transform 0.3s var(--ease-out);
}
.faq[open] summary svg { transform: rotate(45deg); }
.faq .a { padding: 0 26px 22px; color: var(--text-dim); font-size: 0.94rem; }

/* CTA */
.cta {
  position: relative;
  border-radius: 40px;
  overflow: hidden;
  border: 1px solid var(--stroke);
  text-align: center;
  padding: clamp(64px, 9vw, 120px) 24px;
}
.cta-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.8;
}
.cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 90% at 50% 110%, rgba(5, 6, 14, 0.2), rgba(5, 6, 14, 0.78));
}
.cta > .inner { position: relative; z-index: 2; }
.cta h2 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); margin-bottom: 16px; }
.cta p { color: rgba(233, 235, 248, 0.75); font-size: 1.1rem; margin-bottom: 36px; }
.cta .store-row { justify-content: center; }

/* footer */
footer {
  border-top: 1px solid var(--stroke-soft);
  padding: 56px 0 40px;
  margin-top: 110px;
  background: rgba(7, 9, 19, 0.6);
}
.foot-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}
.foot-brand p { margin-top: 14px; max-width: 300px; font-size: 0.88rem; color: var(--text-faint); }
.foot-cols { display: flex; gap: clamp(40px, 6vw, 90px); flex-wrap: wrap; }
.foot-col h4 {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 16px;
}
.foot-col a {
  display: block;
  font-size: 0.92rem;
  color: var(--text-dim);
  padding: 5px 0;
  transition: color 0.2s;
}
.foot-col a:hover { color: var(--text); }
.foot-base {
  margin-top: 46px;
  padding-top: 24px;
  border-top: 1px solid var(--stroke-soft);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--text-faint);
}

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .chip { animation: none; }
  .marquee { animation-duration: 120s; }
}

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .modes { grid-template-columns: repeat(2, 1fr); }
  .chip-cal { left: -4%; }
  .chip-streak { right: -5%; }
  .chip-weight { left: -2%; }
}
@media (max-width: 880px) {
  .nav-links { display: none; }
  .hero { padding-top: calc(var(--nav-h) + 44px); }
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-sub { font-size: 1.04rem; }
  .feature-row { grid-template-columns: 1fr; gap: 44px; padding: 60px 0; }
  .feature-row.flip .f-visual { order: 0; }
  .demo-band { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .macro-top { text-align: left; }
  .steps, .quotes { grid-template-columns: 1fr; }
  .section-pad { padding: 76px 0; }
  .foot-grid { flex-direction: column; }
}
@media (max-width: 560px) {
  .modes { grid-template-columns: 1fr; }
  .duo { flex-direction: column; align-items: center; }
  .duo .phone { width: min(272px, 74vw); }
  .duo-tags { gap: 0; flex-direction: column; align-items: center; }
  .chip { display: none; }
  .store-row { flex-direction: column; align-items: stretch; }
  .store-row .store-badge { justify-content: center; }
}