/* VibeHub — Premium Clean Styles + Micro-interactions */

/* Smooth defaults */
* { scroll-behavior: smooth; }

/* Subtle grain overlay */
.grain::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0.015;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    z-index: 1;
}
.grain > * { position: relative; z-index: 2; }

/* Line clamp utility */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Prose styles for legal pages */
.prose h1 { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: 2rem; font-weight: 600; margin-bottom: 1rem; }
.prose h2 { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: 1.5rem; font-weight: 600; margin-top: 2.5rem; margin-bottom: 0.75rem; }
.prose p { margin-bottom: 0.75rem; color: #64748B; line-height: 1.8; }
.prose ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 0.75rem; }
.prose li { margin-bottom: 0.25rem; color: #64748B; }
.prose em { color: #94A3B8; }
.prose strong { font-weight: 600; }

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94A3B8; }

/* Focus ring */
*:focus-visible {
    outline: 2px solid #3B82F6;
    outline-offset: 2px;
}

/* ==========================================
   CARD HOVER — lift + glow border
   ========================================== */
.card-hover {
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                border-color 0.4s ease;
}
.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px -12px rgba(15, 23, 42, 0.1),
                0 0 0 1px rgba(59, 130, 246, 0.08);
    border-color: #BFDBFE;
}

/* ==========================================
   REVEAL — scroll-triggered fade-up
   ========================================== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.stagger > * { transition-delay: calc(var(--i, 0) * 100ms); }

/* ==========================================
   BUTTONS — press + glow
   ========================================== */
.btn-accent {
    background-color: #1E293B;
    color: white;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    position: relative;
    overflow: hidden;
}
.btn-accent::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.btn-accent:hover {
    background-color: #334155;
    box-shadow: 0 4px 20px -4px rgba(30, 41, 59, 0.35);
    transform: translateY(-1px);
}
.btn-accent:hover::after {
    opacity: 1;
}
.btn-accent:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 2px 8px -2px rgba(30, 41, 59, 0.3);
}

/* ==========================================
   NAV LINKS — animated underline
   ========================================== */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #3B82F6;
    border-radius: 1px;
    transition: width 0.3s cubic-bezier(0.22, 1, 0.36, 1), left 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-link:hover::after {
    width: 100%;
    left: 0;
}

/* ==========================================
   SECTION LINKS — arrow slide on hover
   ========================================== */
.link-arrow span {
    display: inline-block;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.link-arrow:hover span {
    transform: translateX(4px);
}

/* ==========================================
   IMAGE HOVER — subtle zoom + overlay
   ========================================== */
.img-hover {
    overflow: hidden;
    position: relative;
}
.img-hover img {
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.img-hover:hover img {
    transform: scale(1.04);
}
.img-hover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.06) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.img-hover:hover::after {
    opacity: 1;
}

/* ==========================================
   CATEGORY CARDS — icon float on hover
   ========================================== */
.cat-card .cat-icon {
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                background-color 0.3s ease,
                color 0.3s ease;
}
.cat-card:hover .cat-icon {
    transform: translateY(-3px) scale(1.05);
}

/* ==========================================
   STATS — counter container pulse
   ========================================== */
.stat-number {
    display: inline-block;
    transition: transform 0.3s ease;
}
.stat-number:hover {
    transform: scale(1.08);
}

/* ==========================================
   WHY CARDS — border glow on hover
   ========================================== */
.why-card {
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.4s ease,
                border-color 0.4s ease;
}
.why-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px -16px rgba(59, 130, 246, 0.12);
    border-color: #BFDBFE;
}
.why-card .why-icon {
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.why-card:hover .why-icon {
    transform: scale(1.1) rotate(-3deg);
}

/* ==========================================
   HERO GLOW — ambient animated gradient
   ========================================== */
.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.07;
    animation: heroFloat 8s ease-in-out infinite alternate;
    pointer-events: none;
}
.hero-glow-1 {
    background: #3B82F6;
    top: -200px;
    right: -100px;
}
.hero-glow-2 {
    background: #8B5CF6;
    bottom: -200px;
    left: -100px;
    animation-delay: -4s;
}
@keyframes heroFloat {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, 20px) scale(1.1); }
}

/* ==========================================
   SEARCH INPUT — expand on focus
   ========================================== */
.search-expand {
    transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.3s ease,
                border-color 0.3s ease,
                background-color 0.3s ease;
}
.search-expand:focus {
    width: 20rem;
}

/* ==========================================
   TOAST — slide-in from right
   ========================================== */
@keyframes toastIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}
.toast-enter {
    animation: toastIn 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ==========================================
   DIVIDER
   ========================================== */
.divider-fade {
    height: 1px;
    background: linear-gradient(to right, transparent, #E2E8F0, transparent);
}

/* ==========================================
   SHIMMER LOADING
   ========================================== */
.shimmer {
    background: linear-gradient(110deg, #F1F5F9 8%, #FFFFFF 18%, #F1F5F9 33%);
    background-size: 200% 100%;
    animation: shimmer 1.5s linear infinite;
}
@keyframes shimmer {
    to { background-position: -200% 0; }
}

/* ==========================================
   HEADER — shrink on scroll (via JS class)
   ========================================== */
.header-scrolled {
    box-shadow: 0 1px 12px -4px rgba(15, 23, 42, 0.06);
}

/* ==========================================
   BADGE PULSE — verified icon
   ========================================== */
.badge-pulse {
    animation: badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ==========================================
   RESPONSIVE TABLE
   ========================================== */
@media (max-width: 640px) {
    table { font-size: 0.75rem; }
    th, td { padding: 0.5rem; }
}

/* ==========================================
   DARK MODE — soft blue-grey tones
   ========================================== */

/* Surface tokens:
   bg body:    #151C28
   bg card:    #1C2433
   bg raised:  #232D3F
   bg input:   #1A2232
   border:     #2A3549
   border-hover: #3B4A63
   text-primary:   #C8D2DF
   text-secondary:  #8896AB
   text-muted:      #5E6E85
   accent:          #60A5FA
*/

.dark .card-hover {
    border-color: #2A3549;
}
.dark .card-hover:hover {
    box-shadow: 0 8px 32px -8px rgba(0, 0, 0, 0.4);
    border-color: #3B4A63;
}

.dark .btn-accent {
    background-color: #3B82F6;
    color: #fff;
}
.dark .btn-accent:hover {
    background-color: #2563EB;
    box-shadow: 0 4px 20px -4px rgba(59, 130, 246, 0.35);
}
.dark .btn-accent::after {
    background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 50%);
}

.dark .divider-fade {
    background: linear-gradient(to right, transparent, #2A3549, transparent);
}

.dark .nav-link::after { background: #60A5FA; }

.dark .shimmer {
    background: linear-gradient(110deg, #1C2433 8%, #232D3F 18%, #1C2433 33%);
    background-size: 200% 100%;
}

.dark .grain::before { opacity: 0.02; }

.dark .hero-glow { opacity: 0.1; }

.dark .img-hover::after {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.15) 0%, transparent 50%);
}

.dark .why-card:hover {
    box-shadow: 0 16px 48px -16px rgba(0, 0, 0, 0.4);
    border-color: #3B4A63;
}

.dark .header-scrolled {
    box-shadow: 0 1px 12px -4px rgba(0, 0, 0, 0.25);
}

/* Text */
.dark .prose h1, .dark .prose h2 { color: #C8D2DF; }
.dark .prose p, .dark .prose li { color: #8896AB; }
.dark .prose em { color: #5E6E85; }
.dark .prose strong { color: #C8D2DF; }

/* Scrollbar */
.dark ::-webkit-scrollbar-thumb { background: #3B4A63; }
.dark ::-webkit-scrollbar-thumb:hover { background: #4D5F7A; }

/* Focus */
.dark *:focus-visible { outline-color: #60A5FA; }

/* Search input in dark */
.dark .search-expand:focus { box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.2); }

/* ==========================================
   REDUCED MOTION — respect user preference
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
    .hero-glow { animation: none; }
}