@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Sora:wght@400;600;700;800&display=swap');

:root {
  --bg: #06131a;
  --bg-soft: #0d1f29;
  --panel: rgba(12, 33, 44, 0.9);
  --panel-border: rgba(112, 209, 255, 0.22);
  --text: #e7f4fa;
  --muted: #9cc1d1;
  --brand: #32d1ff;
  --brand-2: #00ffa3;
  --danger: #ff6b6b;
  --ok: #18e29a;
  --warn: #ffc857;
  --shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 12%, rgba(0, 255, 163, 0.12), transparent 32%),
    radial-gradient(circle at 86% 0%, rgba(50, 209, 255, 0.18), transparent 30%),
    linear-gradient(155deg, #050d12 0%, #08151d 45%, #041018 100%);
  font-family: 'Space Grotesk', sans-serif;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: 0.25;
  z-index: -1;
}
body::after {
  content: '';
  position: fixed;
  width: min(42vw, 420px);
  height: min(42vw, 420px);
  right: -120px;
  bottom: -110px;
  pointer-events: none;
  border-radius: 50%;
  z-index: -1;
  background: radial-gradient(circle at 35% 35%, rgba(50, 209, 255, 0.28), rgba(0, 255, 163, 0.08), transparent 72%);
  filter: blur(8px);
  animation: floatOrb 9s ease-in-out infinite;
}

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

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(110, 197, 235, 0.16);
  background: rgba(4, 15, 21, 0.8);
  z-index: 10;
  animation: navSlideIn 0.8s ease;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
}

.logo {
  color: var(--text);
  text-decoration: none;
  font-family: 'Sora', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.logo span {
  color: var(--brand-2);
}

.nav-links {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.38rem 0.68rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: 0.24s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #041117;
  background: linear-gradient(120deg, var(--brand), var(--brand-2));
  border-color: transparent;
}

.hero {
  padding: 5.3rem 0 2.2rem;
  animation: fadeUp 0.75s ease;
}

.hero h1 {
  margin: 0;
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.1;
  max-width: 840px;
  background: linear-gradient(110deg, #e8fdff, #b9f2ff 42%, #7fffc9 72%, #e8fdff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 100%;
  animation: headingShine 6s linear infinite;
}

.hero p {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 720px;
  margin-top: 1rem;
  line-height: 1.6;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.4rem;
}

.btn,
button,
.button-link {
  border: 0;
  cursor: pointer;
  color: #031016;
  font-family: inherit;
  font-weight: 700;
  border-radius: 12px;
  padding: 0.72rem 1rem;
  text-decoration: none;
  background: linear-gradient(120deg, var(--brand), var(--brand-2));
  box-shadow: 0 10px 24px rgba(0, 222, 160, 0.22);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
  position: relative;
  overflow: hidden;
}

.btn::after,
button::after,
.button-link::after {
  content: '';
  position: absolute;
  top: -120%;
  left: -35%;
  width: 30%;
  height: 340%;
  background: rgba(255, 255, 255, 0.35);
  transform: rotate(20deg);
  transition: transform 0.45s ease;
}
.btn:hover,
button:hover,
.button-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 34px rgba(0, 222, 160, 0.3);
}
.btn:hover::after,
button:hover::after,
.button-link:hover::after {
  transform: rotate(20deg) translateX(380%);
}

.btn.ghost,
button.ghost,
.button-link.ghost {
  color: var(--text);
  background: rgba(50, 209, 255, 0.1);
  border: 1px solid rgba(50, 209, 255, 0.25);
  box-shadow: none;
}

.grid {
  display: grid;
  gap: 1rem;
}

.tool-grid {
  grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
  margin: 1.4rem 0 4rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 1.25rem;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  transform-style: preserve-3d;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 18px;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(50, 209, 255, 0.12), rgba(0, 255, 163, 0.04) 55%, transparent 75%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: rgba(120, 231, 255, 0.5);
  box-shadow: 0 30px 50px rgba(2, 24, 34, 0.6);
}
.card:hover::before {
  opacity: 1;
}

.card h3,
.card h2 {
  margin: 0 0 0.45rem;
  font-family: 'Sora', sans-serif;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.card .button-link {
  margin-top: 1rem;
  display: inline-block;
}

.page-shell {
  padding: 2.2rem 0 3.5rem;
}

.page-head {
  margin-bottom: 1.2rem;
}

.page-head h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-family: 'Sora', sans-serif;
}

.page-head p {
  margin-top: 0.5rem;
  color: var(--muted);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 1rem;
  animation: fadeUp 0.72s ease;
}

.row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.42rem;
}

label {
  color: #cde4ef;
  font-size: 0.9rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(106, 185, 221, 0.28);
  background: rgba(7, 24, 33, 0.9);
  color: var(--text);
  padding: 0.7rem 0.78rem;
  font: inherit;
}

textarea {
  resize: vertical;
  min-height: 96px;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(50, 209, 255, 0.35);
  border-color: rgba(50, 209, 255, 0.6);
}

.result-box {
  margin-top: 0.9rem;
  padding: 0.8rem;
  border-radius: 12px;
  border: 1px dashed rgba(90, 169, 205, 0.5);
  background: rgba(3, 15, 21, 0.75);
  font-size: 0.95rem;
}

.list {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.85rem;
}

.item {
  background: rgba(10, 30, 40, 0.88);
  border: 1px solid rgba(98, 178, 214, 0.2);
  border-radius: 12px;
  padding: 0.75rem;
  animation: fadeUpSoft 0.45s ease;
}

.item small {
  color: var(--muted);
}

.badge {
  border-radius: 999px;
  padding: 0.16rem 0.56rem;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(50, 209, 255, 0.15);
  border: 1px solid rgba(50, 209, 255, 0.35);
}

.badge.ok {
  background: rgba(24, 226, 154, 0.14);
  border-color: rgba(24, 226, 154, 0.44);
}

.badge.warn {
  background: rgba(255, 200, 87, 0.14);
  border-color: rgba(255, 200, 87, 0.4);
}

.badge.danger {
  background: rgba(255, 107, 107, 0.14);
  border-color: rgba(255, 107, 107, 0.42);
}

.site-footer {
  border-top: 1px solid rgba(98, 173, 206, 0.17);
  margin-top: 2rem;
  padding: 1.2rem 0 2.4rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.toast {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  background: rgba(7, 30, 39, 0.96);
  border: 1px solid rgba(50, 209, 255, 0.35);
  color: var(--text);
  padding: 0.62rem 0.85rem;
  border-radius: 10px;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: 0.28s;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(20px) scale(0.985);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.in {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@keyframes headingShine {
  0% { background-position: 200% center; }
  100% { background-position: 0% center; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUpSoft {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes navSlideIn {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes floatOrb {
  0% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
  100% { transform: translateY(0); }
}

@media (max-width: 850px) {
  .row {
    grid-template-columns: 1fr;
  }

  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.75rem 0;
    gap: 0.5rem;
  }

  .hero {
    padding-top: 3.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}