/* Modern Custom Styling & Keyframe Animations for AbsenKu Landing Page */

/* Base & Typography Styles */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

html {
    scroll-behavior: smooth;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

h1, h2, h3, h4, .font-display {
    font-family: 'Outfit', sans-serif;
}

/* Premium Gradients */
.text-gradient-orange {
    background: linear-gradient(135deg, #FF6B00 0%, #FF8E3C 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-blue {
    background: linear-gradient(135deg, #0F172A 0%, #2563EB 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-radial {
    background-image: radial-gradient(circle at 50% 50%, var(--tw-gradient-stops));
}

/* Glassmorphism Classes */
.glass-nav {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.04);
}

.glass-card-dark {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-input {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.glass-input:focus {
    border-color: #FF6B00;
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.15);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F8FAFC;
}
::-webkit-scrollbar-thumb {
    background: #CBD5E1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}

/* Keyframe Animations */
@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes float-delayed {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(12px) rotate(-1deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes pulse-subtle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .9; transform: scale(1.02); }
}

@keyframes shimmer {
    100% { transform: translateX(100%); }
}

/* Utility Animation Classes */
.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 8s ease-in-out infinite;
}

.animate-pulse-subtle {
    animation: pulse-subtle 4s ease-in-out infinite;
}

.shimmer-effect {
    position: relative;
    overflow: hidden;
}

.shimmer-effect::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    transform: translateX(-100%);
    background-image: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.2) 20%,
        rgba(255, 255, 255, 0.5) 60%,
        rgba(255, 255, 255, 0) 100%
    );
    animation: shimmer 2s infinite;
    content: '';
}

/* Custom Interactive Mockup Elements */
.phone-mockup {
    box-shadow: 
        0px 0px 0px 4px #1E293B,
        0px 0px 0px 12px #0F172A,
        0px 20px 50px rgba(0, 0, 0, 0.15);
    border-radius: 40px;
    overflow: hidden;
    position: relative;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 25px;
    background: #0F172A;
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
    z-index: 50;
}

/* Active Nav Highlighting & Custom Shadow UI */
.nav-link-active {
    color: #FF6B00;
    font-weight: 600;
}

.shadow-premium {
    box-shadow: 0 10px 40px -10px rgba(15, 23, 42, 0.06), 0 20px 50px -20px rgba(255, 107, 0, 0.05);
}

.shadow-glow {
    box-shadow: 0 0 30px rgba(255, 107, 0, 0.2);
}

/* Dynamic Mobile Quick-Bar */
@media (max-width: 768px) {
    .mobile-sticky-cta {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(12px);
        border-top: 1px solid rgba(226, 232, 240, 0.8);
        z-index: 100;
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
    }
}