/* Kalbime Ulaş - paylaşılan stiller */
:root {
  --bg-1: #0b0a1f;
  --bg-2: #1a0d3a;
  --bg-3: #2a1656;
  --pink: #ff4fa3;
  --pink-2: #ff7ac3;
  --neon: #ff2d8a;
  --text: #f4eefb;
  --muted: #b6a8d6;
  --card: rgba(255,255,255,0.04);
  --card-border: rgba(255,121,198,0.18);
  --shadow: 0 10px 40px rgba(255, 47, 138, 0.18);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, #3b1769 0%, transparent 60%),
    radial-gradient(900px 500px at 110% 10%, #ff2d8a22 0%, transparent 60%),
    linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--pink-2); text-decoration: none; }
a:hover { color: var(--pink); }

.container { max-width: 1100px; margin: 0 auto; padding: 24px; }

.nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px; max-width: 1100px; margin: 0 auto;
}
.brand { font-weight: 800; letter-spacing: 0.5px; font-size: 20px; }
.brand .heart { color: var(--pink); }
.nav a { margin-left: 16px; color: var(--muted); font-weight: 500; }
.nav a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; border: 0;
  font-weight: 700; cursor: pointer; transition: transform .15s, box-shadow .2s;
  font-size: 15px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--pink), #b13bff);
  color: white; box-shadow: var(--shadow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 50px rgba(255,47,138,.35); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--card-border); }
.btn-ghost:hover { background: rgba(255,255,255,.05); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 22px;
  backdrop-filter: blur(8px);
}

.input, .select, .textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,.12);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255,77,163,.18);
}
.textarea { min-height: 110px; resize: vertical; }
.label { display:block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.row { display: grid; gap: 14px; }
.row.cols-2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 700px) { .row.cols-2 { grid-template-columns: 1fr; } }

.tag { font-size: 12px; padding: 3px 10px; border-radius: 999px; background: rgba(255,77,163,.18); color: var(--pink-2); }

.hero {
  text-align: center; padding: 60px 24px 40px;
}
.hero h1 {
  font-size: clamp(34px, 6vw, 56px);
  margin: 0 0 16px;
  background: linear-gradient(90deg, #fff, #ffb6dd 60%, #ff4fa3);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-weight: 900;
}
.hero p { color: var(--muted); font-size: 18px; max-width: 640px; margin: 0 auto 28px; }

.themes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 800px) { .themes { grid-template-columns: repeat(2, 1fr); } }
.theme-card {
  cursor: pointer; padding: 14px; border-radius: 16px;
  border: 2px solid transparent; background: var(--card);
  text-align: center; transition: transform .15s, border-color .15s;
}
.theme-card:hover { transform: translateY(-2px); }
.theme-card.active { border-color: var(--pink); box-shadow: 0 0 0 3px rgba(255,77,163,.18); }
.theme-thumb {
  height: 110px; border-radius: 12px; margin-bottom: 10px;
  background-size: cover; background-position: center;
}
.theme-name { font-weight: 700; font-size: 14px; }

.diff { display: flex; gap: 8px; flex-wrap: wrap; }
.diff button {
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--card-border);
  background: transparent; color: var(--text); cursor: pointer; font-weight: 600;
}
.diff button.active { background: var(--pink); border-color: var(--pink); }

.upload {
  position: relative; border: 1.5px dashed rgba(255,121,198,.4); border-radius: 14px;
  padding: 16px; text-align: center; min-height: 130px;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  cursor: pointer; transition: background .15s, border-color .15s;
}
.upload:hover { background: rgba(255,77,163,.06); border-color: var(--pink); }
.upload input[type=file] { display: none; }
.upload img { max-height: 120px; border-radius: 10px; }

.q-row { background: rgba(255,255,255,.03); padding: 14px; border-radius: 12px; margin-bottom: 10px; }
.q-row .opts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }
.q-row .opt { display: flex; align-items: center; gap: 6px; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: #1c0e3e; color: white; padding: 12px 20px; border-radius: 999px;
  border: 1px solid var(--card-border); box-shadow: var(--shadow);
  z-index: 9999; opacity: 0; transition: opacity .2s, transform .2s;
}
.toast.show { opacity: 1; transform: translate(-50%, -8px); }

.spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.2); border-top-color: white;
  animation: spin .8s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.center { text-align: center; }
.muted { color: var(--muted); }
.divider { height: 1px; background: var(--card-border); margin: 18px 0; }

.share-row { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 16px; }
.share-row .btn { padding: 10px 16px; }

.heart-rain { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.heart-rain span {
  position: absolute; top: -10vh; color: var(--pink); opacity: .35; font-size: 18px;
  animation: fall linear infinite;
}
@keyframes fall {
  to { transform: translateY(120vh) rotate(20deg); }
}