/* Mobilya Kesim Pro — tanıtım sayfası. Uygulamanın petrol yeşili marka rengiyle aynı paletten. */

:root {
  --ink: #0d1b1a;
  --ink-2: #33403f;
  --muted: #5c6b6a;
  --line: #e3e9e8;
  --bg: #ffffff;
  --bg-soft: #f4f8f7;
  --brand: #0f766e;
  --brand-600: #138a7e;
  --brand-300: #5fd3c2;
  --brand-100: #d5f2ed;
  --deep: #062b29;
  --deep-2: #073b38;
  --accent: #f5a524;
  --accent-ink: #2a1a00;
  --wood-1: #d9cdf0;
  --wood-2: #c9e3ee;
  --wood-3: #c7e6c9;
  --wood-4: #ecd9bf;
  --r: 16px;
  --shadow: 0 30px 60px -20px rgba(3, 30, 28, 0.45), 0 12px 24px -12px rgba(3, 30, 28, 0.3);
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--brand);
}

h1,
h2,
h3 {
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

:focus-visible {
  outline: 3px solid var(--brand-300);
  outline-offset: 3px;
  border-radius: 6px;
}

.wrap {
  width: min(1200px, 100% - 48px);
  margin-inline: auto;
}

.skip {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  background: #fff;
  color: var(--ink);
  border-radius: 8px;
  font-weight: 600;
}

.skip:focus {
  top: 12px;
}

/* Düğmeler */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.15s ease;
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn-lg {
  min-height: 54px;
  padding: 14px 28px;
  font-size: 16.5px;
}

.btn-accent {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 8px 24px -8px rgba(245, 165, 36, 0.7);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -10px rgba(245, 165, 36, 0.85);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}

.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.btn-ghost {
  color: #fff;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-dark {
  background: var(--deep-2);
  color: #fff;
}

.btn-dark:hover {
  background: var(--brand);
  transform: translateY(-2px);
}

/* Üst menü */
.top {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background-color 0.25s ease, box-shadow 0.25s ease, backdrop-filter 0.25s ease;
}

.top.scrolled {
  background: rgba(6, 43, 41, 0.86);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
}

.top-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo img {
  display: block;
  width: auto;
  height: 42px;
}

.foot .logo img {
  height: 36px;
}

.menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.menu > a {
  padding: 8px 12px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
}

.menu > a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.menu-actions {
  display: flex;
  gap: 8px;
  margin-left: 12px;
}

.menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px 10px;
  border: 0;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
}

.menu-btn span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Açılış */
.hero {
  position: relative;
  overflow: hidden;
  padding: 140px 0 56px;
  color: #fff;
  background: var(--deep);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 500px at 85% 10%, rgba(95, 211, 194, 0.28), transparent 60%),
    radial-gradient(700px 500px at 10% 90%, rgba(245, 165, 36, 0.14), transparent 60%),
    linear-gradient(180deg, var(--deep) 0%, var(--deep-2) 100%);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 60% 30%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 30%, #000 20%, transparent 75%);
}

.hero-in {
  position: relative;
  display: grid;
  grid-template-columns: 1.02fr 1fr;
  align-items: center;
  gap: 56px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 10px;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--brand-100);
  font-size: 14px;
  font-weight: 500;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-300);
  box-shadow: 0 0 0 4px rgba(95, 211, 194, 0.25);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  50% {
    box-shadow: 0 0 0 8px rgba(95, 211, 194, 0);
  }
}

.hero h1 {
  font-size: clamp(40px, 5.6vw, 68px);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.hero h1 .eyebrow {
  display: flex;
  width: fit-content;
  line-height: 1.5;
  letter-spacing: normal;
}

.grad {
  background: linear-gradient(90deg, var(--brand-300), #b7f0e6 50%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lead {
  max-width: 560px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 18.5px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14.5px;
}

.hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-trust svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--brand-300);
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Açılıştaki kesim planı */
.hero-visual {
  position: relative;
  perspective: 1400px;
}

/* Açılış slaytları: kesim planı ve 3D dolap */
.slides {
  display: grid;
  perspective: 1600px;
}

.slide {
  grid-area: 1 / 1;
  perspective: 1400px;
  transition: opacity 0.6s ease, transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1), visibility 0s linear 0.6s;
}

.slide:not(.is-active) {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(6%) rotateY(-14deg) scale(0.94);
}

.slide.is-active {
  transition: opacity 0.6s ease 0.1s, transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) 0.1s, visibility 0s;
}

.slide-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
}

html:not(.js) .slide-nav {
  display: none;
}

.slide-tabs {
  display: flex;
  gap: 6px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.slide-tab {
  position: relative;
  overflow: hidden;
  padding: 8px 16px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 255, 255, 0.78);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.slide-tab:hover {
  color: #fff;
}

.slide-tab.is-active {
  background: #fff;
  color: var(--deep-2);
}

.slide-bar {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 3px;
  height: 2px;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--brand);
}

.playing .slide-tab.is-active .slide-bar {
  animation: slide-progress var(--slide-ms, 9000ms) linear both;
}

@keyframes slide-progress {
  to {
    transform: scaleX(1);
  }
}

.slide-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
}

.slide-toggle:hover {
  background: rgba(255, 255, 255, 0.14);
}

.slide-toggle svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.slide-toggle .i-play,
.slide-toggle.stopped .i-pause {
  display: none;
}

.slide-toggle.stopped .i-play {
  display: block;
}

.float-chip[data-for] {
  transition: opacity 0.5s ease 0.3s, visibility 0s;
}

.hero-visual[data-active="plan"] .float-chip[data-for="3d"],
.hero-visual[data-active="3d"] .float-chip[data-for="plan"] {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0s linear 0.3s;
}

/* 3D dolap: ölçüler mm, --s px/mm (sahne genişliğine göre) */
.cab-stage {
  position: relative;
  aspect-ratio: 2800 / 2070;
  overflow: hidden;
  border-radius: 6px;
  container-type: inline-size;
  perspective: 1300px;
  perspective-origin: 50% 30%;
  background:
    radial-gradient(90% 70% at 50% 25%, #ffffff 0%, rgba(255, 255, 255, 0) 70%),
    linear-gradient(180deg, #f3f6f5 0%, #e4ecea 100%);
}

.cab-spin {
  --s: calc(100cqw / 1650);
  position: absolute;
  left: 50%;
  top: 47%;
  transform-style: preserve-3d;
  transform: rotateX(-16deg) rotateY(-34deg);
}

.slide.is-active .cab-spin {
  animation: cab-spin 14s ease-in-out infinite alternate;
}

@keyframes cab-spin {
  from {
    transform: rotateX(-16deg) rotateY(-34deg);
  }
  to {
    transform: rotateX(-10deg) rotateY(30deg);
  }
}

.cab-floor {
  position: absolute;
  left: 0;
  top: 0;
  width: calc(1800 * var(--s));
  height: calc(1400 * var(--s));
  margin: calc(-700 * var(--s)) 0 0 calc(-900 * var(--s));
  transform: translateY(calc(362 * var(--s))) rotateX(90deg);
  background:
    radial-gradient(closest-side, rgba(7, 59, 56, 0.32), rgba(7, 59, 56, 0) 100%) center / 52% 50% no-repeat,
    linear-gradient(rgba(15, 118, 110, 0.14) 1px, transparent 1px) center / calc(100 * var(--s)) calc(100 * var(--s)),
    linear-gradient(90deg, rgba(15, 118, 110, 0.14) 1px, transparent 1px) center / calc(100 * var(--s)) calc(100 * var(--s));
  -webkit-mask-image: radial-gradient(closest-side, #000 35%, transparent);
  mask-image: radial-gradient(closest-side, #000 35%, transparent);
}

.bx,
.hinge,
.swing,
.bx-in {
  position: absolute;
  left: 0;
  top: 0;
  transform-style: preserve-3d;
}

.bx,
.hinge {
  transform: translate3d(calc(var(--x) * var(--s)), calc(var(--y) * var(--s)), calc(var(--z) * var(--s)));
}

.f {
  position: absolute;
  left: 0;
  top: 0;
  box-sizing: border-box;
  border: 1px solid rgba(70, 58, 44, 0.3);
  background: var(--c, #f4f1ea);
  backface-visibility: hidden;
}

.f-fr,
.f-bk {
  width: calc(var(--w) * var(--s));
  height: calc(var(--h) * var(--s));
  margin: calc(var(--h) * var(--s) / -2) 0 0 calc(var(--w) * var(--s) / -2);
}

.f-l,
.f-r {
  width: calc(var(--d) * var(--s));
  height: calc(var(--h) * var(--s));
  margin: calc(var(--h) * var(--s) / -2) 0 0 calc(var(--d) * var(--s) / -2);
}

.f-t,
.f-b {
  width: calc(var(--w) * var(--s));
  height: calc(var(--d) * var(--s));
  margin: calc(var(--d) * var(--s) / -2) 0 0 calc(var(--w) * var(--s) / -2);
}

.f-fr {
  --c: #f6f3ec;
  transform: translateZ(calc(var(--d) * var(--s) / 2));
}

.f-bk {
  --c: #e6e0d4;
  transform: rotateY(180deg) translateZ(calc(var(--d) * var(--s) / 2));
}

.f-r {
  --c: #e0d9cc;
  transform: rotateY(90deg) translateZ(calc(var(--w) * var(--s) / 2));
}

.f-l {
  --c: #ebe6dc;
  transform: rotateY(-90deg) translateZ(calc(var(--w) * var(--s) / 2));
}

.f-t {
  --c: #fbf9f5;
  transform: rotateX(90deg) translateZ(calc(var(--h) * var(--s) / 2));
}

.f-b {
  --c: #d2cabd;
  transform: rotateX(-90deg) translateZ(calc(var(--h) * var(--s) / 2));
}

.bx-door .f {
  --c: #b47b45;
  border-color: rgba(80, 45, 15, 0.35);
}

.bx-door .f-fr {
  background:
    repeating-linear-gradient(94deg, rgba(110, 62, 22, 0) 0 5px, rgba(110, 62, 22, 0.14) 5px 6px, rgba(110, 62, 22, 0) 6px 13px),
    linear-gradient(170deg, #dcae78, #c48f56);
}

.bx-door .f-bk {
  --c: #f2ede4;
}

.bx-door .f-fr::after {
  content: "";
  position: absolute;
  top: 9%;
  width: 6%;
  height: 22%;
  border-radius: 4px;
  background: linear-gradient(90deg, #6d7676, #c5cccc 50%, #6d7676);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.door-l .f-fr::after {
  right: 8%;
}

.door-r .f-fr::after {
  left: 8%;
}

.bx-shelf .f-fr,
.bx-side .f-fr {
  --c: #fbfaf7;
}

.slide.is-active .bx-in {
  animation: cab-in 0.9s cubic-bezier(0.2, 0.8, 0.2, 1.05) both;
  animation-delay: calc(0.25s + var(--k) * 0.18s);
}

.slide.is-active .bx .f {
  animation: cab-fade 0.45s ease-out both;
  animation-delay: calc(0.25s + var(--k) * 0.18s);
}

@keyframes cab-in {
  from {
    transform: translate3d(calc(var(--ex, 0) * var(--s)), calc(var(--ey, 0) * var(--s)), calc(var(--ez, 0) * var(--s)));
  }
}

@keyframes cab-fade {
  from {
    opacity: 0;
  }
}

.slide.is-active .swing-l {
  animation: door-l 7s ease-in-out 2.8s infinite;
}

.slide.is-active .swing-r {
  animation: door-r 7s ease-in-out 2.95s infinite;
}

@keyframes door-l {
  0%,
  12%,
  100% {
    transform: rotateY(0);
  }
  38%,
  72% {
    transform: rotateY(-105deg);
  }
}

@keyframes door-r {
  0%,
  12%,
  100% {
    transform: rotateY(0);
  }
  38%,
  72% {
    transform: rotateY(105deg);
  }
}

.slide.is-active .cab-card .meter span {
  animation: fill 1.6s cubic-bezier(0.4, 0, 0.2, 1) 0.25s both;
}

.sheet-card {
  margin: 0;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.97);
  color: var(--ink);
  box-shadow: var(--shadow), 0 0 0 1px rgba(255, 255, 255, 0.4);
  transform: rotateY(-8deg) rotateX(4deg);
  transform-style: preserve-3d;
  transition: transform 0.6s ease;
}

.hero-visual:hover .sheet-card {
  transform: rotateY(-2deg) rotateX(1deg);
}

.sheet-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13.5px;
  color: var(--muted);
}

.sheet-head strong {
  color: var(--ink);
}

.pill {
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  white-space: nowrap;
}

.sheet {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

.sheet .plate {
  fill: #f6f3ee;
  stroke: #3b4545;
  stroke-width: 10;
}

.sheet .offcut {
  fill: rgba(46, 157, 106, 0.12);
  stroke: #2e9d6a;
  stroke-width: 6;
  stroke-dasharray: 26 18;
}

.piece rect {
  stroke: rgba(13, 27, 26, 0.55);
  stroke-width: 5;
}

.piece text {
  font-family: var(--font);
  font-size: 62px;
  font-weight: 600;
  fill: rgba(13, 27, 26, 0.7);
  text-anchor: middle;
}

.p1 rect {
  fill: var(--wood-1);
}

.p2 rect {
  fill: var(--wood-2);
}

.p3 rect {
  fill: var(--wood-3);
}

.p4 rect {
  fill: var(--wood-4);
}

.piece {
  transform-box: fill-box;
  transform-origin: center;
}

.slide.is-active .piece {
  animation: drop 0.55s cubic-bezier(0.2, 0.8, 0.2, 1.15) both;
  animation-delay: calc(0.35s + var(--i) * 0.07s);
}

@keyframes drop {
  from {
    opacity: 0;
    transform: translateY(-40px) scale(0.85);
  }
}

.saw {
  stroke: var(--accent);
  stroke-width: 14;
  filter: drop-shadow(0 0 18px rgba(245, 165, 36, 0.9));
  opacity: 0;
}

.slide.is-active .saw {
  animation: saw 1.6s ease-in-out 2.6s both;
}

@keyframes saw {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  to {
    transform: translateX(2800px);
    opacity: 0;
  }
}

.sheet-foot {
  margin-top: 14px;
}

.meter {
  height: 8px;
  border-radius: 999px;
  background: var(--bg-soft);
  overflow: hidden;
}

.meter span {
  display: block;
  height: 100%;
  width: var(--w);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), var(--brand-300));
}

.slide.is-active .meter span {
  animation: fill 1.4s cubic-bezier(0.2, 0.8, 0.2, 1) 1.8s both;
}

@keyframes fill {
  from {
    width: 0;
  }
}

.sheet-foot dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 12px 0 0;
}

.sheet-foot dt {
  font-size: 12px;
  color: var(--muted);
}

.sheet-foot dd {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.float-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px 10px 10px;
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 18px 40px -14px rgba(3, 30, 28, 0.55);
  font-size: 13.5px;
  line-height: 1.3;
  animation: float 6s ease-in-out infinite;
}

.float-chip svg {
  flex: none;
  width: 34px;
  height: 34px;
  padding: 7px;
  border-radius: 10px;
  fill: none;
  stroke: var(--brand);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  background: var(--brand-100);
}

.float-chip small {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.chip-a {
  left: -36px;
  bottom: 74px;
}

.chip-b {
  right: -22px;
  top: -52px;
  animation-delay: -3s;
}

.chip-a[data-for="3d"] {
  bottom: 200px;
}

.chip-b svg {
  stroke: #9a5b00;
  background: #fff1d6;
}

@keyframes float {
  50% {
    transform: translateY(-10px);
  }
}

.stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 72px 0 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r);
  background: rgba(255, 255, 255, 0.04);
}

.stats > div {
  padding: 22px 24px;
}

.stats > div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.stats dt {
  color: rgba(255, 255, 255, 0.6);
  font-size: 13.5px;
}

.stats dd {
  margin: 4px 0 0;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* Bölüm başlıkları */
section {
  padding: 104px 0;
}

.sec-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}

.sec-head.left {
  margin: 0;
  text-align: left;
}

.kicker {
  margin-bottom: 12px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sec-head h2,
.problem h2,
.cta h2 {
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 800;
}

.sec-head > p:last-child:not(.kicker) {
  margin-top: 16px;
  color: var(--muted);
  font-size: 18px;
}

/* Sorun */
.problem {
  background: var(--bg-soft);
}

.problem-in {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 56px;
  align-items: start;
}

.problem-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.pcard {
  padding: 24px;
  border-radius: var(--r);
  background: #fff;
  border: 1px solid var(--line);
}

.pcard-num {
  display: block;
  margin-bottom: 14px;
  color: #c0392b;
  font-weight: 800;
  font-size: 14px;
}

.pcard h3 {
  margin-bottom: 8px;
  font-size: 19px;
}

.pcard p {
  color: var(--muted);
  font-size: 15.5px;
}

/* Özellikler */
.fgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.fcard {
  position: relative;
  padding: 28px;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.fcard:hover {
  transform: translateY(-4px);
  border-color: var(--brand-100);
  box-shadow: 0 24px 40px -24px rgba(15, 118, 110, 0.45);
}

.ficon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-100), #eefaf7);
}

.ficon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--brand);
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.fcard h3 {
  margin-bottom: 8px;
  font-size: 19px;
}

.fcard p {
  color: var(--muted);
  font-size: 15.5px;
}

/* Adımlar */
.how {
  background: linear-gradient(180deg, #fff, var(--bg-soft));
}

.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.steps::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 16%;
  right: 16%;
  border-top: 2px dashed var(--brand-100);
}

.step {
  position: relative;
  text-align: center;
  padding: 0 12px;
}

.step-n {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--deep-2);
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  box-shadow: 0 0 0 8px #fff, 0 12px 24px -8px rgba(7, 59, 56, 0.6);
}

.step h3 {
  margin-bottom: 8px;
  font-size: 21px;
}

.step p {
  max-width: 320px;
  margin: 0 auto;
  color: var(--muted);
}

/* Kimler için */
.audience {
  background: var(--bg-soft);
}

.agrid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.acard {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: #fff;
}

.acard h3 {
  margin-bottom: 10px;
  font-size: 18.5px;
}

.acard p {
  color: var(--muted);
  font-size: 15.5px;
}

.materials {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.materials li {
  padding: 7px 16px;
  border: 1px solid var(--brand-100);
  border-radius: 999px;
  background: #fff;
  color: var(--brand);
  font-size: 14.5px;
  font-weight: 600;
}

/* 3D görünüm */
.studio {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(700px 420px at 90% 20%, rgba(95, 211, 194, 0.22), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(245, 165, 36, 0.14), transparent 60%),
    var(--deep);
  color: #fff;
}

.studio-in {
  display: grid;
  grid-template-columns: 0.85fr 1.25fr;
  gap: 56px;
  align-items: center;
}

.studio .kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand-300);
}

.new-tag {
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.studio h2 {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.studio-copy > p:not(.kicker) {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.78);
}

.studio .ticks li {
  color: rgba(255, 255, 255, 0.86);
}

.studio .ticks {
  margin-bottom: 28px;
}

.studio-shot {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.6);
}

.studio-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 56px;
  padding: 0;
  list-style: none;
}

.studio-steps li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  font-weight: 600;
}

.studio-steps span {
  display: grid;
  flex: none;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--brand-300);
  color: var(--deep);
  font-weight: 800;
}

/* Ekranlar */
.show {
  display: grid;
  grid-template-columns: 0.8fr 1.3fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 96px;
}

.show-rev .show-copy {
  order: 2;
}

.show-copy h3 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 800;
}

.show-copy > p {
  margin-top: 14px;
  color: var(--muted);
}

.ticks {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.ticks li {
  position: relative;
  padding-left: 30px;
  margin-top: 10px;
  font-size: 15.5px;
  color: var(--ink-2);
}

.ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--brand-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f766e' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-9'/%3E%3C/svg%3E") center / 12px no-repeat;
}

.browser {
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 40px 80px -30px rgba(7, 59, 56, 0.4), 0 12px 24px -12px rgba(7, 59, 56, 0.2);
  transition: transform 0.3s ease;
}

.browser:hover {
  transform: translateY(-4px);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 14px;
  background: #f1f4f4;
  border-bottom: 1px solid var(--line);
}

.browser-bar i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #e0e6e5;
}

.browser-bar i:nth-child(1) {
  background: #ff6159;
}

.browser-bar i:nth-child(2) {
  background: #ffbd2e;
}

.browser-bar i:nth-child(3) {
  background: #28c941;
}

.browser-bar span {
  flex: 1;
  margin-right: 50px;
  padding: 3px 12px;
  border-radius: 6px;
  background: #fff;
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
}

.mobile-band {
  position: relative;
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 64px;
  align-items: center;
  padding: 56px 64px 0;
  border-radius: 28px;
  overflow: hidden;
  background: radial-gradient(600px 400px at 0% 100%, rgba(95, 211, 194, 0.3), transparent 60%), var(--deep-2);
  color: #fff;
}

.phone {
  align-self: end;
  width: min(300px, 100%);
  margin: 0 auto;
  padding: 10px 10px 0;
  border-radius: 36px 36px 0 0;
  background: #111;
  box-shadow: 0 -10px 40px -10px rgba(0, 0, 0, 0.6);
}

.phone img {
  border-radius: 28px 28px 0 0;
  aspect-ratio: 390 / 600;
  object-fit: cover;
  object-position: top;
}

.mobile-copy {
  padding-bottom: 56px;
}

.mobile-copy .kicker {
  color: var(--brand-300);
}

.mobile-copy h3 {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
}

.mobile-copy p:not(.kicker) {
  margin: 16px 0 28px;
  color: rgba(255, 255, 255, 0.78);
}

/* Paketler */
.pricing {
  background: var(--bg-soft);
}

.pgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  align-items: stretch;
}

.price {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 28px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--line);
}

.price.featured {
  background: var(--deep-2);
  color: #fff;
  border-color: var(--deep-2);
  box-shadow: 0 30px 60px -24px rgba(7, 59, 56, 0.6);
  transform: translateY(-10px);
}

.badge {
  position: absolute;
  top: -13px;
  left: 28px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 12.5px;
  font-weight: 700;
}

.price h3 {
  font-size: 22px;
}

.price-note {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14.5px;
}

.featured .price-note,
.featured .yearly {
  color: rgba(255, 255, 255, 0.7);
}

.amount {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 20px;
}

.amount strong {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.amount strong.ask {
  font-size: 30px;
}

.amount span {
  color: var(--muted);
}

.featured .amount span {
  color: rgba(255, 255, 255, 0.7);
}

.yearly {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
}

.price .ticks {
  flex: 1;
  margin: 24px 0 28px;
}

.featured .ticks li {
  color: rgba(255, 255, 255, 0.9);
}

.featured .ticks li::before {
  background-color: rgba(95, 211, 194, 0.25);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235fd3c2' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-9'/%3E%3C/svg%3E");
}

/* SSS */
.faq-in {
  display: grid;
  grid-template-columns: 0.8fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.sec-head.left p:last-child {
  margin-top: 16px;
}

.qa details {
  border-bottom: 1px solid var(--line);
}

.qa summary {
  position: relative;
  padding: 22px 48px 22px 0;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.qa summary::-webkit-details-marker {
  display: none;
}

.qa summary::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 50%;
  width: 28px;
  height: 28px;
  margin-top: -14px;
  border-radius: 50%;
  background: var(--bg-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f766e' stroke-width='2.6' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center / 14px no-repeat;
  transition: transform 0.2s ease;
}

.qa details[open] summary::after {
  transform: rotate(45deg);
}

.qa details p {
  padding: 0 48px 22px 0;
  color: var(--muted);
}

/* Kapanış */
.cta {
  padding: 0 0 104px;
}

.cta-in {
  position: relative;
  overflow: hidden;
  padding: 72px 48px;
  border-radius: 28px;
  text-align: center;
  color: #fff;
  background:
    radial-gradient(500px 300px at 90% 0%, rgba(245, 165, 36, 0.25), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(95, 211, 194, 0.3), transparent 60%),
    var(--deep);
}

.cta-in > p {
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 18px;
}

.cta .hero-cta {
  justify-content: center;
}

/* Alt bilgi */
.foot {
  padding: 40px 0;
  background: var(--deep);
  color: rgba(255, 255, 255, 0.6);
  font-size: 14.5px;
}

.foot-in {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.foot nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
}

.foot nav a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.foot nav a:hover {
  color: #fff;
}

/* Kaydırınca beliren öğeler (yalnızca JS varken gizlenir) */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.js .reveal.in {
  opacity: 1;
  transform: none;
}

.js .price.featured.reveal.in {
  transform: translateY(-10px);
}

/* Duyarlı düzen */
@media (max-width: 1080px) {
  .hero-in,
  .show,
  .studio-in,
  .problem-in,
  .faq-in {
    grid-template-columns: 1fr;
  }

  .hero-in {
    gap: 64px;
  }

  .hero-visual {
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
  }

  .show {
    gap: 32px;
  }

  .show-rev .show-copy {
    order: 0;
  }

  .fgrid,
  .agrid {
    grid-template-columns: repeat(2, 1fr);
  }

  .faq-in {
    gap: 32px;
  }
}

@media (max-width: 900px) {
  .menu-btn {
    display: flex;
  }

  .menu {
    position: absolute;
    top: 72px;
    left: 12px;
    right: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px;
    border-radius: 16px;
    background: var(--deep-2);
    box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.5);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  }

  .menu.open {
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .menu > a {
    padding: 12px 14px;
  }

  .menu-actions {
    margin: 8px 0 0;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }

  .menu-actions .btn {
    flex: 1;
  }

  .top:has(.menu.open) {
    background: rgba(6, 43, 41, 0.96);
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats > div:nth-child(3) {
    border-left: 0;
  }

  .stats > div:nth-child(n + 3) {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }

  .problem-list,
  .steps {
    grid-template-columns: 1fr;
  }

  .studio-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps::before {
    display: none;
  }

  .mobile-band {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 28px 0;
  }

  .mobile-copy {
    order: -1;
    padding-bottom: 0;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .wrap {
    width: min(1200px, 100% - 32px);
  }

  .hero {
    padding: 112px 0 40px;
  }

  .logo img {
    height: 36px;
  }

  .hero .lead {
    font-size: 17px;
  }

  .hero-cta .btn {
    flex: 1 1 100%;
  }

  .sheet-card {
    padding: 12px;
    transform: none;
  }

  .hero-visual:hover .sheet-card {
    transform: none;
  }

  .pill {
    display: none;
  }

  .chip-a {
    display: none;
  }

  .chip-b {
    right: -6px;
    top: -56px;
  }

  .slide:not(.is-active) {
    transform: translateX(4%) scale(0.96);
  }

  .studio-steps {
    grid-template-columns: 1fr;
    margin-top: 40px;
  }

  .stats {
    margin-top: 64px;
  }

  .stats > div {
    padding: 16px;
  }

  .stats dd {
    font-size: 22px;
  }

  section {
    padding: 72px 0;
  }

  .sec-head {
    margin-bottom: 40px;
  }

  .fgrid,
  .agrid {
    grid-template-columns: 1fr;
  }

  .show {
    margin-bottom: 64px;
  }

  .price.featured,
  .js .price.featured.reveal.in {
    transform: none;
  }

  .cta {
    padding-bottom: 72px;
  }

  .cta-in {
    padding: 48px 22px;
  }

  .qa summary {
    font-size: 16.5px;
  }

  .foot-in {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .saw,
  .slide-toggle {
    display: none;
  }

  .slide:not(.is-active) {
    transform: none;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}