/* ===== NINJA TEXT SUITE — Design System 🥷 ===== */
:root {
  --bg: #050b14;
  --surface: #0a111e;
  --surface-2: #111a2c;
  --glass: rgba(16, 185, 129, 0.05); /* Ninja Green Tint */
  --glass-border: rgba(16, 185, 129, 0.15);
  --accent: #10b981; /* Emerald/Ninja Green */
  --accent-hover: #059669;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --text: #e2e8f0;
  --text-muted: #64748b;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 32px rgba(0,0,0,0.5);
  --transition: 0.3s ease;
}

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

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

/* Background Animations */
.bg-ninja {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.ninja-flare {
  position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.15;
  animation: flareFloat 20s ease-in-out infinite;
}
.nf-1 { width: 400px; height: 400px; background: var(--accent); top: -100px; left: -100px; }
.nf-2 { width: 350px; height: 350px; background: #00ff88; bottom: -50px; right: -50px; animation-delay: -10s; }

@keyframes flareFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -50px) scale(1.1); }
}

/* App Container */
.app-container {
  position: relative; z-index: 1;
  max-width: 800px; margin: 0 auto; padding: 2rem 1.5rem 4rem;
}

/* Header */
.app-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; border-bottom: 1px solid var(--glass-border); padding-bottom: 1.5rem; }
.header-logo { display: flex; align-items: center; gap: 1rem; }
.logo-icon { font-size: 2.5rem; filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.4)); }
.header-logo h1 { font-size: 1.8rem; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: 1px; }
.header-logo h1 span { color: var(--accent); }
.header-logo p { color: var(--text-muted); font-size: 0.85rem; margin-top: 4px; }

/* Tabs */
.tab-bar {
  display: flex; background: rgba(0,0,0,0.4); padding: 5px; border-radius: 99px; margin-bottom: 2rem;
  border: 1px solid var(--glass-border); position: relative;
}
.tab-btn {
  flex: 1; padding: 12px 20px; background: transparent; border: none; color: var(--text-muted);
  font-weight: 600; font-size: 0.95rem; cursor: pointer; border-radius: 99px; transition: var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 8px; font-family: inherit;
}
.tab-btn.active { background: var(--accent); color: #000; box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3); }
.tab-content { display: none; animation: fadeIn 0.4s ease; }
.tab-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Forms & Inputs */
.glass-panel { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.5rem; backdrop-filter: blur(12px); margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.4rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 0.8rem 1rem; background: rgba(0,0,0,0.5); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm); color: var(--text); font-family: inherit; font-size: 0.95rem; transition: border-color var(--transition);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-input:focus, .form-textarea:focus, .form-select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15); }
.form-select { appearance: none; cursor: pointer; }

/* Action Block / Output Area */
.output-area { position: relative; margin-top: 1.5rem; display: none; }
.output-area.active { display: block; animation: fadeIn 0.3s ease; }
.output-box {
  width: 100%; min-height: 60px; padding: 1rem 3rem 1rem 1rem; background: rgba(16, 185, 129, 0.08);
  border: 1px dashed var(--accent); border-radius: var(--radius-sm); color: #fff; word-break: break-all;
  font-family: inherit; font-size: 0.95rem; line-height: 1.5;
}
.btn-copy-absolute {
  position: absolute; top: 10px; right: 10px; background: rgba(0,0,0,0.5); border: 1px solid var(--accent);
  color: var(--accent); padding: 6px; border-radius: 6px; cursor: pointer; transition: all 0.2s;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.btn-copy-absolute:hover { background: var(--accent); color: #000; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.8rem 1.5rem; border: none; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: all var(--transition); text-decoration: none; width: 100%;
}
.btn-primary { background: var(--accent); color: #000; box-shadow: 0 4px 15px rgba(16, 185, 129, 0.25); }
.btn-primary:hover:not(:disabled) { background: #13d696; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-outline { background: transparent; border: 1px solid var(--glass-border); color: var(--text); }
.btn-outline:hover { background: rgba(255,255,255,0.05); }

/* Share Buttons Row */
.share-buttons-row {
  display: flex; gap: 0.5rem; margin-top: 1rem; flex-wrap: wrap;
}
.btn-social { 
  flex: 1; min-width: 60px; padding: 0.6rem 0.5rem; font-size: 0.82rem; 
  border-radius: var(--radius-sm); border: 1px solid transparent; 
  cursor: pointer; transition: var(--transition); background: transparent; 
  font-weight: 600; display: flex; align-items: center; justify-content: center; 
  font-family: inherit; text-transform: uppercase; letter-spacing: 0.05em;
}
.btn-whatsapp { border-color: #25D366; color: #25D366; }
.btn-whatsapp:hover { background: #25D366; color: #000; box-shadow: 0 4px 10px rgba(37, 211, 102, 0.3); }
.btn-telegram { border-color: #0088cc; color: #0088cc; }
.btn-telegram:hover { background: #0088cc; color: #fff; box-shadow: 0 4px 10px rgba(0, 136, 204, 0.3); }
.btn-twitter { border-color: #e2e8f0; color: #e2e8f0; }
.btn-twitter:hover { background: #e2e8f0; color: #111; box-shadow: 0 4px 10px rgba(255, 255, 255, 0.2); }
.btn-native { border-color: var(--accent); color: var(--accent); }
.btn-native:hover { background: var(--accent); color: #000; box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3); }

/* Toasts */
#toast-container { position: fixed; top: 1.5rem; right: 1.5rem; z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem; pointer-events: none; }
.toast {
  pointer-events: auto; display: flex; align-items: center; gap: 0.75rem; padding: 1rem 1.25rem;
  border-radius: var(--radius-sm); background: #1e293b; border: 1px solid rgba(255,255,255,0.1);
  color: #fff; font-size: 0.9rem; font-weight: 500; box-shadow: 0 8px 30px rgba(0,0,0,0.6);
  animation: toastIn 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards; min-width: 250px;
}
.toast-icon { font-size: 1.2rem; flex-shrink: 0; }
.toast.removing { animation: toastOut 0.3s ease forwards; }
@keyframes toastIn { from { opacity:0; transform: translateX(100px); } to { opacity:1; transform: translateX(0); } }
@keyframes toastOut { from { opacity:1; transform: translateX(0); } to { opacity:0; transform: translateX(100px); } }

/* Info Alert */
.info-alert {
  background: rgba(16, 185, 129, 0.05); border-left: 3px solid var(--accent);
  padding: 1rem; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin-top: 1rem;
}
.info-alert h4 { color: var(--accent); font-size: 0.9rem; margin-bottom: 4px; display: flex; align-items: center; gap: 6px; }
.info-alert p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

/* Grid for Password/Expiry */
.flex-group { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* Responsive */
@media (max-width: 600px) {
  .flex-group { grid-template-columns: 1fr; gap: 0; }
  .tab-btn { padding: 10px 15px; font-size: 0.85rem; }
}