:root {
  --bg: #fff7f2;
  --bg-accent: #ffe8df;
  --card: rgba(255, 255, 255, 0.78);
  --card-strong: rgba(255, 255, 255, 0.92);
  --text: #5a3a33;
  --muted: #8b645b;
  --primary: #ff8ba7;
  --primary-deep: #ef6d91;
  --secondary: #ffd38a;
  --mint: #b9ead7;
  --border: rgba(155, 97, 84, 0.14);
  --shadow: 0 24px 60px rgba(198, 127, 114, 0.18);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --font-display: "Trebuchet MS", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "Gill Sans", "Trebuchet MS", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(255, 211, 138, 0.9), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 139, 167, 0.35), transparent 24%),
    linear-gradient(180deg, #fff9f5 0%, var(--bg) 46%, #fff2ea 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-glow {
  position: fixed;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  filter: blur(18px);
  opacity: 0.55;
  z-index: 0;
}

.page-glow-left {
  top: 5%;
  left: -5rem;
  background: rgba(255, 139, 167, 0.2);
}

.page-glow-right {
  right: -4rem;
  bottom: 10%;
  background: rgba(185, 234, 215, 0.4);
}

.shell {
  position: relative;
  z-index: 1;
  width: min(1040px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.hero,
.links-panel,
.note-card {
  backdrop-filter: blur(14px);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero {
  text-align: center;
  padding: 2.4rem 1.4rem 2rem;
  border-radius: var(--radius-xl);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 211, 138, 0.32);
  color: var(--muted);
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin: 1.4rem 0 0.8rem;
}

.wing,
.heart {
  display: block;
}

.wing {
  width: 38px;
  height: 54px;
  background: linear-gradient(180deg, #ffcad8 0%, #ff92ad 100%);
  border-radius: 80% 80% 55% 55%;
  box-shadow: inset 0 2px 10px rgba(255, 255, 255, 0.38);
}

.wing-left {
  transform: rotate(-18deg);
}

.wing-right {
  transform: rotate(18deg);
}

.heart {
  position: relative;
  width: 22px;
  height: 22px;
  background: var(--secondary);
  transform: rotate(45deg);
  border-radius: 6px;
}

.heart::before,
.heart::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  background: var(--secondary);
  border-radius: 50%;
}

.heart::before {
  left: -11px;
}

.heart::after {
  top: -11px;
}

h1,
h2 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2.2rem, 6vw, 4.6rem);
  line-height: 0.95;
}

h2 {
  font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.lead,
.sublead,
.panel-heading p,
.note-card p {
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  font-size: 1rem;
}

.lead {
  margin-top: 1rem;
  margin-bottom: 0.65rem;
}

.sublead,
.panel-heading p,
.note-card p {
  color: var(--muted);
}

.links-panel {
  margin-top: 1.25rem;
  padding: 1.5rem;
  border-radius: var(--radius-xl);
}

.panel-heading {
  text-align: center;
  margin-bottom: 1.15rem;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.platform-card {
  position: relative;
  overflow: hidden;
  display: block;
  width: 100%;
  appearance: none;
  text-align: left;
  font: inherit;
  text-decoration: none;
  color: inherit;
  padding: 1.15rem;
  min-height: 12.5rem;
  border-radius: var(--radius-lg);
  background: var(--card-strong);
  border: 1px solid rgba(155, 97, 84, 0.08);
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(170, 120, 105, 0.08);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
  grid-column: span 6;
}

.platform-card:hover,
.platform-card:focus-visible {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 18px 36px rgba(150, 98, 84, 0.18);
  border-color: rgba(239, 109, 145, 0.24);
  outline: none;
}

.platform-card.is-disabled {
  cursor: default;
  opacity: 0.8;
}

.platform-card.is-disabled:hover,
.platform-card.is-disabled:focus-visible {
  transform: none;
  box-shadow: none;
  border-color: rgba(155, 97, 84, 0.08);
}

.platform-card::after {
  content: "";
  position: absolute;
  inset: auto -18% -35% auto;
  width: 9rem;
  height: 9rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.5), transparent 68%);
}

.platform-card:last-child:nth-child(odd) {
  grid-column: 4 / span 6;
}

.platform-topline {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.8rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.58);
  color: var(--muted);
  font-size: 0.8rem;
}

.platform-icon {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  display: inline-block;
}

.platform-icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: currentColor;
}

.platform-title {
  margin: 0 0 0.5rem;
  font-size: 1.45rem;
  line-height: 1.15;
}

.platform-copy {
  margin: 0;
  max-width: 18rem;
  line-height: 1.55;
  color: var(--muted);
}

.platform-arrow {
  margin-top: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.platform-arrow.is-pending {
  color: var(--primary-deep);
}

.platform-card[data-tone="instagram"] {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 245, 247, 0.96)),
    linear-gradient(135deg, #ffd3b5, #ff9bb3);
}

.platform-card[data-tone="trendyol"] {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(255, 248, 241, 0.96)),
    linear-gradient(135deg, #ffd6b3, #ffb07b);
}

.platform-card[data-tone="whatsapp"] {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(244, 255, 249, 0.96)),
    linear-gradient(135deg, #d4f7d5, #a3e4c1);
}

.platform-card[data-tone="hepsiburada"] {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(255, 246, 247, 0.96)),
    linear-gradient(135deg, #ffc0c8, #ff929e);
}

.platform-card[data-tone="shopier"] {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(248, 247, 255, 0.96)),
    linear-gradient(135deg, #eed9ff, #c0d2ff);
}

.note-card {
  margin-top: 1.2rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-lg);
  text-align: center;
}

.note-title {
  margin: 0 0 0.45rem;
  font-weight: 700;
  color: var(--text);
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 0.85rem, 42rem);
    padding-top: 0.55rem;
    padding-bottom: 1.2rem;
  }

  .hero,
  .links-panel,
  .note-card {
    border-radius: 24px;
  }

  .hero {
    padding: 1.4rem 0.95rem 1.2rem;
  }

  .links-panel {
    padding: 1rem 0.85rem 0.9rem;
  }

  .link-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .platform-card {
    grid-column: auto;
    min-height: auto;
    padding: 1rem;
    border-radius: 20px;
  }

  .platform-card:last-child:nth-child(odd) {
    grid-column: auto;
  }

  .platform-topline {
    font-size: 0.76rem;
  }

  .platform-title {
    font-size: 1.3rem;
  }

  .platform-copy {
    max-width: none;
    font-size: 0.98rem;
  }

  .platform-arrow {
    margin-top: 0.9rem;
    font-size: 0.95rem;
  }

  .note-card {
    margin-top: 0.95rem;
    padding: 0.95rem 0.9rem;
  }

  h1 {
    font-size: clamp(2rem, 11vw, 3.1rem);
    line-height: 1.02;
  }

  h2 {
    font-size: clamp(1.5rem, 7vw, 1.95rem);
    line-height: 1.12;
  }

  .lead,
  .sublead,
  .panel-heading p,
  .note-card p {
    font-size: 0.98rem;
    line-height: 1.55;
  }

  .panel-heading {
    margin-bottom: 0.9rem;
  }

  .brand-mark {
    margin: 1rem 0 0.7rem;
    transform: scale(0.92);
  }

  .eyebrow {
    font-size: 0.72rem;
    padding: 0.42rem 0.8rem;
  }
}

@media (max-width: 420px) {
  .shell {
    width: calc(100% - 0.7rem);
  }

  .hero {
    padding: 1.2rem 0.85rem 1.05rem;
  }

  .links-panel {
    padding: 0.9rem 0.75rem 0.8rem;
  }

  .platform-card {
    padding: 0.95rem;
  }

  .page-glow-left {
    left: -8rem;
  }

  .page-glow-right {
    right: -7rem;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero,
  .links-panel,
  .note-card,
  .platform-card {
    animation: rise-in 650ms ease both;
  }

  .platform-card:nth-child(2) {
    animation-delay: 70ms;
  }

  .platform-card:nth-child(3) {
    animation-delay: 140ms;
  }

  .platform-card:nth-child(4) {
    animation-delay: 210ms;
  }

  .platform-card:nth-child(5) {
    animation-delay: 280ms;
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}