/* AI Checker Page - Pure CSS (Generated from Tailwind) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* Text Colors */
.text-white { color: #ffffff; }
.text-slate-100 { color: #f1f5f9; }
.text-slate-300 { color: #cbd5e1; }
.text-slate-400 { color: #94a3b8; }
.text-slate-500 { color: #64748b; }
.text-gray-300 { color: #d3d3d3; }
.text-gray-400 { color: #9ca3af; }
.text-indigo-400 { color: #818cf8; }
.text-blue-400 { color: #60a5fa; }
.text-amber-400 { color: #fbbf24; }
.text-red-400 { color: #f87171; }
.text-emerald-400 { color: #34d399; }
.text-purple-400 { color: #c084fc; }
.text-cyan-400 { color: #22d3ee; }

/* Background Colors */
.bg-slate-800 { background-color: #1e293b; }
.bg-slate-700 { background-color: #334155; }
.bg-slate-900 { background-color: #0f172a; }
.bg-slate-800\/50 { background-color: rgba(30, 41, 59, 0.5); }
.bg-slate-800\/70 { background-color: rgba(30, 41, 59, 0.7); }
.bg-slate-700\/30 { background-color: rgba(51, 65, 85, 0.3); }
.bg-slate-900\/60 { background-color: rgba(15, 23, 42, 0.6); }
.bg-indigo-500 { background-color: #6366f1; }

/* Gradients */
.bg-gradient-to-br { background: linear-gradient(to bottom right, var(--tw-gradient-stops)); }
.bg-gradient-to-r { background: linear-gradient(to right, var(--tw-gradient-stops)); }
.from-indigo-500 { --tw-gradient-from: #6366f1; --tw-gradient-to: rgba(99, 102, 241, 0); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.from-cyan-500 { --tw-gradient-from: #06b6d4; --tw-gradient-to: rgba(6, 182, 212, 0); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.to-purple-500 { --tw-gradient-to: #a855f7; }
.to-purple-600 { --tw-gradient-to: #9333ea; }
.to-blue-600 { --tw-gradient-to: #2563eb; }
.to-indigo-400 { --tw-gradient-to: #818cf8; }
.to-emerald-900 { --tw-gradient-to: #064e3b; }
.hover\:from-cyan-400:hover { --tw-gradient-from: #22d3ee; }
.hover\:to-blue-500:hover { --tw-gradient-to: #3b82f6; }

/* Border Colors */
.border { border-width: 1px; border-style: solid; }
.border-2 { border-width: 2px; border-style: solid; }
.border-gray-800 { border-color: #1f2937; }
.border-slate-600 { border-color: #475569; }
.border-slate-700 { border-color: #334155; }
.border-slate-700\/80 { border-color: rgba(51, 65, 85, 0.8); }
.border-amber-700 { border-color: #b45309; }
.border-amber-700\/50 { border-color: rgba(180, 83, 9, 0.5); }
.border-emerald-700 { border-color: #047857; }
.border-emerald-700\/50 { border-color: rgba(4, 120, 87, 0.5); }
.border-indigo-400 { border-color: #818cf8; }
.border-indigo-400\/50 { border-color: rgba(129, 140, 248, 0.5); }
.border-indigo-500 { border-color: #6366f1; }
.border-indigo-500\/50 { border-color: rgba(99, 102, 241, 0.5); }
.border-cyan-400 { border-color: #22d3ee; }
.border-cyan-400\/50 { border-color: rgba(34, 211, 238, 0.5); }
.focus\:border-indigo-400:focus { border-color: #818cf8; }
.focus\:border-blue-500:focus { border-color: #3b82f6; }

/* Shadows */
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.shadow-indigo-500\/30 { box-shadow: 0 0 30px rgba(99, 102, 241, 0.3); }
.shadow-indigo-500\/20 { box-shadow: 0 0 20px rgba(99, 102, 241, 0.2); }
.shadow-cyan-500\/20 { box-shadow: 0 0 20px rgba(34, 211, 238, 0.2); }
.hover\:shadow-lg:hover { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.focus\:ring-2:focus { box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.5); }
.focus\:ring-indigo-500\/50:focus { box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.5); }
.focus\:shadow-lg:focus { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.focus\:shadow-indigo-500\/20:focus { box-shadow: 0 0 20px rgba(99, 102, 241, 0.2); }

/* Border Radius */
.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-md { border-radius: 0.375rem; }

/* Padding */
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.pt-20 { padding-top: 5rem; }
.pt-2 { padding-top: 0.5rem; }
.pb-12 { padding-bottom: 3rem; }

/* Margin */
.mb-1 { margin-bottom: 0.25rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mt-0\.5 { margin-top: 0.125rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.ml-auto { margin-left: auto; }
.mr-2 { margin-right: 0.5rem; }

/* Width & Height */
.w-full { width: 100%; }
.w-5 { width: 1.25rem; }
.w-8 { width: 2rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-16 { height: 4rem; }
.min-h-\[160px\] { min-height: 160px; }

/* Font */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-center { text-align: center; }

/* Flexbox */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-1 { flex: 1 1 0%; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }

/* Grid */
.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.col-span-2 { grid-column: span 2 / span 2; }

/* Position */
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.top-0 { top: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.z-50 { z-index: 50; }

/* Display */
.hidden { display: none; }
.block { display: block; }
.inline-flex { display: inline-flex; }

/* Opacity */
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-90 { opacity: 0.9; }
.hover\:opacity-90:hover { opacity: 0.9; }

/* Other */
.cursor-not-allowed { cursor: not-allowed; }
.transition { transition: all 0.2s ease-in-out; }
.resize-none { resize: none; }
.overflow-hidden { overflow: hidden; }
.object-cover { object-fit: cover; }

/* Space-y (child margin) */
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }

/* Hover states */
.hover\:bg-slate-600:hover { background-color: #475569; }
.hover\:bg-white\/10:hover { background-color: rgba(255, 255, 255, 0.1); }
.hover\:text-white:hover { color: #ffffff; }

/* Focus states */
.focus\:outline-none:focus { outline: none; }

/* Backdrop */
.backdrop-blur-md { backdrop-filter: blur(12px); }

/* Animation */
.animate-spin { animation: spin 1s linear infinite; }
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsive: sm */
@media (min-width: 640px) {
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
    .sm\:flex-row { flex-direction: row; }
}

/* Responsive: md */
@media (min-width: 768px) {
    .md\:flex { display: flex; }
    .md\:hidden { display: none; }
    .md\:col-span-1 { grid-column: span 1 / span 1; }
}

/* Responsive: lg */
@media (min-width: 1024px) {
    .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
}

/* ===== Custom Classes from AI Checker (Inline CSS) ===== */

/* Navbar Tab */
.navbar-tab { padding: 0.5rem 0.75rem; font-size: 0.875rem; color: #9ca3af; border-radius: 0.5rem; transition: all 0.2s; }
.navbar-tab:hover { color: white; background: rgba(255,255,255,0.1); }
.navbar-tab.active { color: white; background: rgba(255,255,255,0.2); }

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glow Button */
.glow-button {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.4);
    transition: all 0.3s ease;
}
.glow-button:hover {
    box-shadow: 0 0 50px rgba(99, 102, 241, 0.6);
    transform: translateY(-2px);
}

/* Risk Card */
.risk-card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(51, 65, 85, 0.6) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(148, 163, 184, 0.1);
}

/* Risk Levels */
.risk-high { border-left: 4px solid #ef4444; }
.risk-medium { border-left: 4px solid #f59e0b; }
.risk-low { border-left: 4px solid #22c55e; }

/* Pulse Dot Animation */
.pulse-dot {
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Fade In Animation */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Guide Card */
.guide-card {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.8) 100%);
    border: 1px solid rgba(96, 165, 250, 0.2);
}

/* Mobile Button Stack (Added 2026-05-15) */
@media (max-width: 639px) {
    .flex-row-mobile-stack {
        flex-direction: column !important;
    }
    .flex-row-mobile-stack > * + * {
        margin-top: 0.5rem;
        margin-left: 0 !important;
    }
}

/* Mobile Layout Optimization (Added 2026-05-15) */
@media (max-width: 639px) {
    /* Reduce container padding on mobile */
    .ai-checker-container {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
    }
    
    /* Reduce section padding */
    .ai-checker-container > * {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
    
    /* Reduce textarea rows on mobile */
    #promptInput {
        rows: 6 !important;
    }
    
    /* Smaller buttons on mobile */
    .glow-button, #analyzeBtn, #deepAnswerBtn {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
        padding-top: 0.5rem !important;
        padding-bottom: 0.5rem !important;
    }
}