/* ===== Base & Utilities ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(157, 23, 77, 0.4);
    color: #fff;
}

/* ===== Scroll Reveal ===== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.scroll-reveal.revealed:nth-child(2) { transition-delay: 0.1s; }
.scroll-reveal.revealed:nth-child(3) { transition-delay: 0.2s; }
.scroll-reveal.revealed:nth-child(4) { transition-delay: 0.3s; }

/* ===== Hero Animations ===== */
#hero .hero-badge {
    animation: fadeInDown 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

#hero .hero-title {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

#hero .hero-subtitle {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s both;
}

#hero .hero-cta {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.8s both;
}

#hero .hero-stats {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 1s both;
}

#hero .hero-scroll {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 1.2s both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes float-delay {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-25px, 25px) scale(1.08); }
    66% { transform: translate(15px, -15px) scale(0.92); }
}

@keyframes pulse-slow {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.5; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-orb.orb-1 { animation: float 8s ease-in-out infinite; }
.hero-orb.orb-2 { animation: float-delay 10s ease-in-out infinite; }
.hero-orb.orb-3 { animation: pulse-slow 6s ease-in-out infinite; }

/* ===== Scroll Line Animation ===== */
@keyframes scroll-line {
    0% { top: -16px; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.hero-scroll .w-px > div {
    animation: scroll-line 2s ease-in-out infinite;
}

/* ===== Navbar ===== */
#navbar {
    transition: background 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background: rgba(8, 8, 9, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #db2777, #f59e0b);
    transition: width 0.3s ease, left 0.3s ease;
    border-radius: 1px;
}

.nav-link:hover::after {
    width: 60%;
    left: 20%;
}

/* ===== Mobile Menu ===== */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-link {
    transition: padding-left 0.2s ease;
}

.mobile-nav-link:hover {
    padding-left: 12px;
}

/* ===== Custom Select ===== */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* ===== Focus Visible ===== */
:focus-visible {
    outline: 2px solid #db2777;
    outline-offset: 2px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .font-display {
        font-size: clamp(1.5rem, 5vw, 2.25rem);
    }
}