@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Mono:wght@300;400;500&display=swap');

:root {
  --bg: #050508;
  --bg2: #0a0a12;
  --bg3: #0f0f1a;
  --surface: rgba(255,255,255,0.04);
  --surface2: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --border2: rgba(255,255,255,0.14);
  --text: #f0f0ff;
  --text2: #8888aa;
  --text3: #5555777;
  --accent: #7c6cfc;
  --accent2: #a855f7;
  --accent3: #06b6d4;
  --green: #10d488;
  --orange: #f97316;
  --pink: #ec4899;
  --glow: rgba(124,108,252,0.15);
  --radius: 14px;
  --radius-sm: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Syne', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ANIMATED BACKGROUND */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(124,108,252,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,108,252,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.bg-orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
  animation: orb-float 20s infinite ease-in-out;
}
.orb-1 { width: 600px; height: 600px; background: var(--accent); top: -200px; left: -100px; animation-delay: 0s; }
.orb-2 { width: 500px; height: 500px; background: var(--accent2); bottom: -150px; right: -100px; animation-delay: -7s; }
.orb-3 { width: 400px; height: 400px; background: var(--accent3); top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: -14s; }

@keyframes orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}

/* LAYOUT */
.app { position: relative; z-index: 1; }

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: 64px;
  background: rgba(5,5,8,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
  color: var(--text);
}

.nav-logo .logo-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  box-shadow: 0 0 20px rgba(124,108,252,0.4);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 6px 14px;
  color: var(--text2);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.nav-links a:hover { color: var(--text); background: var(--surface2); }
.nav-links a.active { color: var(--accent); }

.nav-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 14px;
  min-width: 220px;
  transition: all 0.2s;
}
.nav-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--glow); }
.nav-search input { background: none; border: none; outline: none; color: var(--text); font-family: inherit; font-size: 0.875rem; width: 100%; }
.nav-search input::placeholder { color: var(--text2); }
.nav-search .search-icon { color: var(--text2); font-size: 0.875rem; flex-shrink: 0; }

.hamburger { display: none; background: none; border: none; color: var(--text); font-size: 1.25rem; cursor: pointer; padding: 8px; }

/* HERO */
.hero {
  text-align: center;
  padding: 100px 32px 80px;
  max-width: 860px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124,108,252,0.1);
  border: 1px solid rgba(124,108,252,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 28px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2), var(--accent3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.125rem;
  color: var(--text2);
  line-height: 1.7;
  margin-bottom: 44px;
  font-weight: 400;
}

/* SEARCH BOX */
.search-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 16px;
  padding: 14px 20px;
  max-width: 600px;
  margin: 0 auto 60px;
  transition: all 0.25s;
  position: relative;
}
.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--glow), 0 20px 60px rgba(124,108,252,0.1);
}
.search-box input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text); font-family: inherit; font-size: 1rem;
}
.search-box input::placeholder { color: var(--text2); }
.search-box .search-btn {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none; border-radius: 10px; padding: 10px 20px;
  color: white; font-family: inherit; font-size: 0.875rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s; white-space: nowrap;
}
.search-box .search-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(124,108,252,0.4); }

/* SEARCH RESULTS DROPDOWN */
.search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0; right: 0;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  overflow: hidden;
  z-index: 50;
  display: none;
  max-height: 340px;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.search-results.show { display: block; }
.search-result-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; cursor: pointer; transition: background 0.15s;
  border-bottom: 1px solid var(--border);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--surface2); }
.search-result-item .result-icon { font-size: 1.25rem; flex-shrink: 0; }
.search-result-item .result-info .result-name { font-size: 0.9rem; font-weight: 600; color: var(--text); }
.search-result-item .result-info .result-cat { font-size: 0.75rem; color: var(--text2); }

/* STATS */
.stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 80px;
  padding: 0 32px;
}

.stat { text-align: center; }
.stat-num { font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; background: linear-gradient(135deg, var(--text), var(--text2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 0.8rem; color: var(--text2); font-weight: 500; margin-top: 2px; text-transform: uppercase; letter-spacing: 0.05em; }

/* SECTIONS */
.section { padding: 0 32px 80px; max-width: 1280px; margin: 0 auto; }

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.section-title span {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 10px;
  box-shadow: 0 0 8px var(--accent);
}

.see-all {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  display: flex; align-items: center; gap: 4px;
  transition: gap 0.2s;
}
.see-all:hover { gap: 8px; }

/* CATEGORY PILLS */
.categories {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0 32px 60px;
  max-width: 1280px;
  margin: 0 auto;
}

.cat-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text2);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.cat-pill:hover, .cat-pill.active {
  background: rgba(124,108,252,0.1);
  border-color: rgba(124,108,252,0.4);
  color: var(--accent);
}
.cat-pill .cat-icon { font-size: 1rem; }

/* TOOL GRID */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  cursor: pointer;
  transition: all 0.25s;
  text-decoration: none;
  display: block;
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  opacity: 0;
  transition: opacity 0.25s;
}

.tool-card:hover {
  border-color: var(--border2);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}
.tool-card:hover::before { opacity: 0.04; }

.tool-card .card-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
  position: relative;
}

.tool-card .card-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  position: relative;
  color: var(--text);
}

.tool-card .card-desc {
  font-size: 0.8rem;
  color: var(--text2);
  line-height: 1.5;
  position: relative;
}

.tool-card .card-badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-new { background: rgba(16,212,136,0.15); color: var(--green); }
.badge-ai { background: rgba(124,108,252,0.15); color: var(--accent); }
.badge-hot { background: rgba(249,115,22,0.15); color: var(--orange); }

/* MODAL */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(5,5,8,0.85);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity 0.25s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 20px;
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.97);
  transition: all 0.25s;
}
.modal-overlay.open .modal { transform: translateY(0) scale(1); }

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg2); z-index: 1;
}
.modal-title-wrap { display: flex; align-items: center; gap: 14px; }
.modal-icon { font-size: 2rem; }
.modal-title { font-size: 1.25rem; font-weight: 700; }
.modal-subtitle { font-size: 0.8rem; color: var(--text2); margin-top: 2px; }
.modal-close {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 12px; color: var(--text2);
  cursor: pointer; font-size: 1rem; transition: all 0.2s;
}
.modal-close:hover { color: var(--text); border-color: var(--border2); }

.modal-body { padding: 28px; }

/* TOOL UI COMPONENTS */
.tool-section { margin-bottom: 20px; }
.tool-label { font-size: 0.8rem; font-weight: 600; color: var(--text2); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px; }

.tool-textarea, .tool-input, .tool-select {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: 'DM Mono', monospace;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
}
.tool-textarea { min-height: 120px; }
.tool-textarea:focus, .tool-input:focus, .tool-select:focus {
  border-color: var(--accent);
}
.tool-select option { background: var(--bg2); }

.tool-row { display: flex; gap: 12px; flex-wrap: wrap; }
.tool-row > * { flex: 1; min-width: 140px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.875rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s; border: none;
  text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white; width: 100%;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(124,108,252,0.4); }
.btn-secondary {
  background: var(--surface2); border: 1px solid var(--border); color: var(--text2);
}
.btn-secondary:hover { color: var(--text); border-color: var(--border2); }
.btn-green { background: rgba(16,212,136,0.15); border: 1px solid rgba(16,212,136,0.3); color: var(--green); }
.btn-green:hover { background: rgba(16,212,136,0.25); }

.output-box {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-family: 'DM Mono', monospace;
  font-size: 0.875rem;
  color: var(--text);
  min-height: 80px;
  word-break: break-all;
  white-space: pre-wrap;
  line-height: 1.6;
}

.output-actions { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }

/* TOAST */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--bg2); border: 1px solid var(--border2);
  border-radius: var(--radius-sm); padding: 12px 18px;
  font-size: 0.875rem; font-weight: 500;
  display: flex; align-items: center; gap: 10px;
  animation: toast-in 0.3s ease;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}
.toast.success { border-color: rgba(16,212,136,0.3); }
.toast.success::before { content: '✓'; color: var(--green); font-weight: 700; }
.toast.error { border-color: rgba(236,72,153,0.3); }
.toast.error::before { content: '✗'; color: var(--pink); font-weight: 700; }
@keyframes toast-in { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 32px;
  margin-top: 40px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand .logo { font-size: 1.25rem; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 12px; }
.footer-brand p { font-size: 0.85rem; color: var(--text2); line-height: 1.6; }
.footer-col h4 { font-size: 0.8rem; font-weight: 700; color: var(--text2); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px; }
.footer-col a { display: block; font-size: 0.875rem; color: var(--text2); text-decoration: none; margin-bottom: 8px; transition: color 0.2s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { max-width: 1280px; margin: 32px auto 0; padding-top: 24px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.footer-bottom p { font-size: 0.8rem; color: var(--text3); }
.footer-bottom a { color: var(--accent); text-decoration: none; }

/* HIDDEN TOOL SECTIONS FOR FILTERING */
.tool-section-group { margin-bottom: 60px; }
.tool-section-group.hidden { display: none; }

/* MOBILE MENU */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(5,5,8,0.95);
  backdrop-filter: blur(20px);
  flex-direction: column;
  padding: 80px 32px 32px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text2);
  text-decoration: none;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--text); }
.mobile-close {
  position: absolute; top: 20px; right: 24px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 14px;
  color: var(--text); cursor: pointer; font-size: 1rem;
}

/* CANVAS FOR QR */
canvas { border-radius: var(--radius-sm); }

/* COLOR PREVIEW */
.color-preview { width: 100%; height: 60px; border-radius: var(--radius-sm); border: 1px solid var(--border); transition: background 0.2s; margin-bottom: 12px; }

/* RANGE INPUT */
input[type="range"] { width: 100%; accent-color: var(--accent); }
input[type="color"] { width: 50px; height: 36px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: none; cursor: pointer; }
input[type="number"] { -moz-appearance: textfield; }

/* TYPING TEST */
.typing-text {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 12px;
}
.typing-text .correct { color: var(--green); }
.typing-text .wrong { color: var(--pink); background: rgba(236,72,153,0.1); }
.typing-text .current { border-bottom: 2px solid var(--accent); }
.typing-stats { display: flex; gap: 24px; }
.typing-stat { text-align: center; }
.typing-stat .num { font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.typing-stat .lbl { font-size: 0.75rem; color: var(--text2); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: block; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero { padding: 70px 20px 60px; }
}

@media (max-width: 640px) {
  .navbar { padding: 0 16px; }
  .nav-search { display: none; }
  .section { padding: 0 16px 60px; }
  .categories { padding: 0 16px 40px; }
  .tools-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer { padding: 32px 16px; }
  .stats { gap: 24px; }
}

@media (max-width: 400px) {
  .tools-grid { grid-template-columns: 1fr; }
}