/* style.css */

/* Custom Variables */
:root {
  --primary: #2563EB;
  --secondary: #06B6D4;
}

/* Base Body Styling */
body {
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

/* 
===================================================
   CLEAN UI CLASSES (Sangat Ringan, Performa Tinggi)
=================================================== 
*/
.glass {
    background: #ffffff;
    border: 1px solid #e2e8f0;
}

.dark .glass {
    background: #1e293b;
    border: 1px solid #334155;
}

.navbar-scrolled {
    background: #ffffff;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid #f1f5f9;
}

.dark .navbar-scrolled {
    background: #0f172a;
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid #1e293b;
}

/* 
===================================================
   TYPOGRAPHY & UTILITIES
=================================================== 
*/
/* Text Gradient */
.gradient-text {
    background-image: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Active Tab Styles */
.tab-btn.active {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
}

.tab-img {
    will-change: opacity;
}

.tab-img.active {
    opacity: 1;
    z-index: 10;
}

/* Details/Summary Accordion Reset */
details > summary {
    list-style: none;
}
details > summary::-webkit-details-marker {
    display: none;
}
details[open] summary {
    color: var(--primary);
}

/* 
===================================================
   HOVER & SHADOW EFFECTS
=================================================== 
*/
.hover-lift {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform, box-shadow; /* Memaksa browser menggunakan GPU untuk render */
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.15);
}

.card-shadow {
    box-shadow: 0 10px 40px -10px rgba(0,0,0,0.05);
}

.dark .card-shadow {
    box-shadow: 0 10px 40px -10px rgba(0,0,0,0.3);
}

/* 
===================================================
   CUSTOM SCROLLBAR
=================================================== 
*/
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}
.dark ::-webkit-scrollbar-thumb {
    background: #334155;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Hide Scrollbar for Sliders */
.hide-scrollbar::-webkit-scrollbar {
    display: none;
}
.hide-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* 
===================================================
   ANIMATIONS (Berbasis Transform = Sangat Ringan)
=================================================== 
*/
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.floating {
    animation: float 6s ease-in-out infinite;
    will-change: transform;
}
.floating-delay-1 {
    animation: float 7s ease-in-out infinite 1s;
    will-change: transform;
}
.floating-delay-2 {
    animation: float 5s ease-in-out infinite 2s;
    will-change: transform;
}

/* Typing Effect cursor */
.typing-effect::after {
    content: '|';
    animation: blink 1s step-end infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Logo Slider */
.logo-slider {
    display: flex;
    width: max-content;
    animation: scrollLogos 20s linear infinite;
    will-change: transform;
}
@keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}