:root {
  --orange: #ff6b35;
  --mango: #ffb347;
  --berry: #e040fb;
  --deep: #2d1b4e;
  --ink: #2a1538;
  --muted: #6e4d7a;
  --surface: #fff8f0;
  --surface-2: #ffffff;
  --line: rgba(255, 107, 53, 0.25);
  --focus: rgba(224, 64, 251, 0.28);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  line-height: 1.55;
  background:
    radial-gradient(circle at 10% 90%, rgba(224, 64, 251, 0.20), transparent 35%),
    radial-gradient(circle at 90% 10%, rgba(255, 107, 53, 0.25), transparent 32%),
    linear-gradient(165deg, #fff0e6 0%, #ffe8f0 45%, #f0e6ff 100%);
}

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

.container { width: min(1120px, 92vw); margin: 0 auto; }

.site-shell {
  margin: 18px auto 30px;
  padding: 8px;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--orange), var(--mango), var(--berry));
  box-shadow: 0 24px 60px rgba(255, 107, 53, 0.24);
}

.site-header,
.site-main,
.site-footer {
  background: var(--surface);
}

.site-header {
  border-radius: 20px 20px 0 0;
  padding: 18px 20px 12px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
}

.brand {
  font-weight: 900;
  font-size: 1.8rem;
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(90deg, var(--orange), var(--berry));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand small {
  display: block;
  margin-top: 7px;
  color: var(--deep);
  font-size: 0.75rem;
  font-weight: 700;
}

.header-tools { display: flex; gap: 8px; flex-wrap: wrap; }

.badge {
  background: #fff;
  border: 2px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.82rem;
  color: var(--deep);
  font-weight: 700;
}

.nav {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.nav a {
  background: #fff;
  border: 2px solid rgba(224, 64, 251, 0.22);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--deep);
}

.nav a.active,
.nav a:hover {
  background: linear-gradient(90deg, rgba(255, 179, 71, 0.2), rgba(224, 64, 251, 0.15));
  border-color: rgba(224, 64, 251, 0.4);
}

.site-main {
  padding: 4px 20px 22px;
}

.hero { padding: 22px 0 12px; }
.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(1.9rem, 4.5vw, 2.8rem);
  color: var(--deep);
  line-height: 1.12;
}
.hero p { margin: 0 0 16px; color: var(--muted); max-width: 60ch; }

.search-wrap { position: relative; }
.search-input {
  width: 100%;
  border: 2px solid rgba(224, 64, 251, 0.35);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  padding: 14px 16px;
  font-size: 1rem;
  box-shadow: 0 10px 24px rgba(224, 64, 251, 0.09);
}
.search-input:focus {
  outline: none;
  border-color: rgba(224, 64, 251, 0.7);
  box-shadow: 0 0 0 5px var(--focus), 0 12px 26px rgba(224, 64, 251, 0.17);
}

.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #fff;
  border: 2px solid rgba(224, 64, 251, 0.2);
  border-radius: 14px;
  box-shadow: 0 16px 34px rgba(63, 32, 74, 0.16);
  max-height: 320px;
  overflow: auto;
  display: none;
  z-index: 5;
}

.search-item { display: block; padding: 12px 14px; border-bottom: 1px solid rgba(224,64,251,.12); }
.search-item:last-child { border-bottom: 0; }
.search-item small { display: block; color: var(--muted); }

.section { margin: 18px 0; }
.section h2 { margin: 0 0 10px; color: var(--deep); }
.section h2,
.card h3 {
  line-height: 1.18;
}

.grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.card {
  background: linear-gradient(145deg, #fff, #fff5fb);
  border: 2px solid rgba(255, 179, 71, 0.4);
  border-radius: 16px;
  padding: 14px;
}
.card h3 { margin: 0; color: var(--orange); }
.card p { margin: 8px 0 10px; color: var(--muted); font-size: 0.94rem; }

.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
.btn {
  border: 0;
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 800;
  cursor: pointer;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(90deg, var(--orange), var(--berry));
  box-shadow: 0 8px 22px rgba(224, 64, 251, 0.28);
}
.btn-light { color: var(--deep); background: #fff2ea; border: 2px solid rgba(255,107,53,.25); }
.btn-bookmark {
  background: #fff;
  border: 2px solid rgba(224, 64, 251, 0.24);
  color: var(--deep);
}
.btn-bookmark.on {
  background: #fff5d8;
  border-color: rgba(255, 179, 71, 0.65);
}

.tool,
.content-box {
  background: linear-gradient(145deg, #fff, #fff6fd);
  border: 2px solid rgba(224,64,251,.18);
  border-radius: 16px;
  padding: 16px;
}

.tool-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.tool label { display: block; font-weight: 700; color: var(--deep); }

input,
select,
textarea {
  width: 100%;
  border: 2px solid rgba(224, 64, 251, 0.26);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  margin-top: 6px;
  padding: 12px 13px;
  font-size: 1rem;
  transition: .16s ease;
}

textarea {
  min-height: 140px;
  resize: vertical;
  font-family: inherit;
  line-height: 1.45;
}

input::placeholder,
textarea::placeholder {
  color: #9f7aa7;
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(224, 64, 251, 0.7);
  box-shadow: 0 0 0 5px var(--focus), 0 10px 20px rgba(224, 64, 251, 0.16);
  transform: translateY(-1px);
}

.contact-form {
  position: relative;
}
.contact-form > div {
  margin-bottom: 14px;
}
.contact-form > div:last-of-type {
  margin-bottom: 0;
}
.contact-form-honey {
  position: absolute;
  left: -6000px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.contact-form-status {
  margin: 0 0 14px;
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 600;
}
.contact-form-status--ok {
  background: #e8f8ef;
  border: 2px solid rgba(46, 160, 100, 0.45);
  color: #1b5e3a;
}
.contact-form-status--err {
  background: #fff0f0;
  border: 2px solid rgba(220, 80, 80, 0.45);
  color: #6b1c1c;
}

.result {
  margin-top: 12px;
  border: 2px dashed rgba(224, 64, 251, 0.35);
  border-radius: 12px;
  background: #fff;
  padding: 12px;
}

.formula {
  border-left: 4px solid var(--orange);
  background: #fff;
  border-radius: 8px;
  padding: 10px 12px;
  margin: 10px 0;
  color: var(--deep);
  font-weight: 600;
}

.site-footer {
  border-top: 2px solid rgba(255, 107, 53, 0.25);
  border-radius: 0 0 20px 20px;
  padding: 18px 20px 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.footer-grid a,
.footer-grid p { display: block; margin: 0 0 8px; color: var(--muted); font-size: .92rem; }
.copyright {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid rgba(255,107,53,.2);
  color: var(--muted);
  font-size: .86rem;
}

@media (max-width: 900px) {
  .topbar { flex-direction: column; }
  .tool-row, .footer-grid { grid-template-columns: 1fr; }
}