/* ==========================================
   HHpoker德扑圈 - "Sports Broadcast" Theme
   Project 0088
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

::selection { background-color: #e63946; color: #ffffff; }

/* Navbar */
nav { transition: background-color 0.3s ease; }
nav.scrolled { background-color: rgba(10, 10, 12, 0.95); box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5); }

.nav-link { position: relative; transition: color 0.3s ease; }
.nav-link::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: #e63946; transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

#mobileMenu { transition: max-height 0.3s ease, opacity 0.3s ease; }
#mobileMenu.hidden { max-height: 0; opacity: 0; overflow: hidden; }
#mobileMenu:not(.hidden) { max-height: 300px; opacity: 1; }

/* Hero */
.hero-section { position: relative; }
.live-dot { animation: pulse-dot 1.5s ease-in-out infinite; }
@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(230, 57, 70, 0.7); }
    50% { opacity: 0.6; box-shadow: 0 0 0 8px rgba(230, 57, 70, 0); }
}

/* Feature Cards */
.group:hover .w-14 { transform: scale(1.05); }

/* Stats Section */
.stats-section { background: radial-gradient(ellipse at center, rgba(230, 57, 70, 0.05) 0%, transparent 70%); }

/* FAQ */
details summary { list-style: none; }
details summary::-webkit-details-marker { display: none; }
details[open] summary { color: #e63946; border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 12px; margin-bottom: 4px; }
details .fa-chevron-down { transition: transform 0.3s ease; }
details[open] .fa-chevron-down { transform: rotate(180deg); }

/* Contact Form */
.contact-input { transition: border-color 0.3s ease, box-shadow 0.3s ease; }
.contact-input:focus { border-color: #e63946; box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.15); outline: none; }
.contact-input::placeholder { color: rgba(255,255,255,0.3); }

/* About Page */
.about-value-card { transition: transform 0.3s ease, border-color 0.3s ease; }
.about-value-card:hover { transform: translateY(-6px); }
.about-image-placeholder { position: relative; overflow: hidden; }
.about-image-placeholder::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(230,57,70,0.1) 0%, transparent 50%, rgba(247,127,0,0.1) 100%);
    z-index: 1;
}

/* CTA */
.cta-section { position: relative; }
.cta-section::before {
    content: ''; position: absolute; top:0; left:0; right:0; bottom:0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5; z-index: 0; pointer-events: none;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0a0a0c; }
::-webkit-scrollbar-thumb { background: #333; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #e63946; }

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 { font-size: 2.25rem; }
    .stats-section .text-4xl { font-size: 1.75rem; }
}
@media (max-width: 640px) {
    .hero-section h1 { font-size: 1.875rem; }
    footer .grid-cols-2 { gap: 1.5rem; }
}