:root{ --blue-1:#0d6efd; --blue-2:#0b5ed7; --soft:#f5f9ff; }
body{ background:#ffffff; }
.logo-glow{ width:10px;height:10px;border-radius:50%;box-shadow:0 0 40px 10px rgba(13,110,253,.6);display:inline-block }
.bg-gradient-blue{ background: linear-gradient(135deg,#0d6efd,#2ea7ff); }
.bg-cover{ background-size:cover; background-position:center; }
.line-2{ display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical; overflow:hidden; }
.hero-section{ background: radial-gradient(1200px 300px at 80% 0%, #b3ddff33, transparent 60%), radial-gradient(800px 260px at 10% 0%, #cbe6ff44, transparent 60%); }

/* 3D Coverflow Slider */
.coverflow-slider{ padding: 20px 0 60px; }
.slide-card{ position:relative; height: 380px; border-radius: 24px; overflow:hidden; background-size:cover; background-position:center; box-shadow:0 10px 30px rgba(0,0,0,.15); }
.slide-card::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(0,0,0,.5), rgba(0,0,0,.0) 60%); }
.slide-overlay{ position:absolute; left:0; right:0; bottom:0; padding:20px; color:#fff; z-index:2; }

/* Cards hover */
.card-hover{ transition: transform .25s ease, box-shadow .25s ease; }
.card-hover:hover{ transform: translateY(-6px); box-shadow:0 14px 40px rgba(13,110,253,.15); }

/* Modal carousel image rounded */
.carousel-item img{ object-fit:cover; height:100%; }

/* Buttons */
.btn-primary{ --bs-btn-bg:var(--blue-1); --bs-btn-border-color:var(--blue-1); --bs-btn-hover-bg:var(--blue-2); --bs-btn-hover-border-color:var(--blue-2); }

/* Utilities */
.ratio-4x3{ --bs-aspect-ratio: calc(3/4 * 100%); }


/* === Gambar tidak terpotong pada thumbnail (letterbox) === */
.bg-contain{ background-size: contain; background-position: center; background-repeat: no-repeat; background-color: #eef5ff; }

/* === Slider Modern (adaptasi dari konsep) === */
.gp-slider-container{ position:relative; width:100%; max-width:1400px; margin:0 auto; height:600px; overflow:hidden; border-radius:20px; box-shadow:0 25px 50px rgba(0,0,0,.15); perspective:1200px; }
@media (max-width:992px){ .gp-slider-container{ height:500px; } }
@media (max-width:768px){ .gp-slider-container{ height:450px; } }
@media (max-width:576px){ .gp-slider-container{ height:400px; } }

.gp-slider{ display:flex; height:100%; transition: transform 1s cubic-bezier(0.68,-0.55,0.27,1.55); }
.gp-slide{ position:relative; flex:0 0 auto; height:100%; padding:50px; background-size: contain; background-position:center; background-repeat:no-repeat; background-color:#0f0c29; transform-style: preserve-3d; }
.gp-slide::before{ content:""; position:absolute; inset:0; background:linear-gradient(45deg, rgba(15,12,41,.70) 0%, rgba(48,43,99,.55) 50%, rgba(36,36,62,.45) 100%); z-index:1; }
.gp-slide-content{ position:relative; z-index:2; max-width:650px; opacity:0; transform: translateY(80px) translateZ(50px); transition: all 1s cubic-bezier(0.18,1.25,0.4,1); color:#fff; }
.gp-slide.active .gp-slide-content{ opacity:1; transform: translateY(0) translateZ(0); }
.gp-slide h2{ font-weight:800; font-size:3rem; margin-bottom:10px; text-shadow:0 5px 15px rgba(0,0,0,.3); }
.gp-slide p{ opacity:.9; }

.gp-slide-number{ position:absolute; top:18px; right:18px; z-index:3; background:rgba(0,0,0,.35); color:#fff; padding:6px 14px; border-radius:20px; font-weight:600; }

.gp-floating-elements{ position:absolute; inset:0; z-index:2; pointer-events:none; }
.gp-floating{ position:absolute; border-radius:50%; opacity:.5; animation: gp-float 15s infinite linear; }
.gp-floating:nth-child(1){ width:100px;height:100px; top:20%; left:10%; background: linear-gradient(45deg,#ff6b6b,#ff8e53); }
.gp-floating:nth-child(2){ width:150px;height:150px; bottom:20%; right:10%; background: linear-gradient(45deg,#4ecdc4,#556270); animation-delay:-5s; }
.gp-floating:nth-child(3){ width:80px;height:80px; top:40%; right:20%; background: linear-gradient(45deg,#c2e59c,#64b3f4); animation-delay:-10s; }
@keyframes gp-float{ 0%{ transform:translateY(0) rotate(0) scale(1); opacity:.5; } 50%{ transform:translateY(-20px) rotate(180deg) scale(1.1); opacity:.7; } 100%{ transform:translateY(0) rotate(360deg) scale(1); opacity:.5; } }

.gp-particles{ position:absolute; inset:0; z-index:2; pointer-events:none; }
.gp-particles .particle{ position:absolute; background:rgba(255,255,255,.5); border-radius:50%; animation: gp-particle 10s infinite linear; }
@keyframes gp-particle{ 0%{ transform:translateY(100%) rotate(0); opacity:0 } 10%{ opacity:1 } 90%{ opacity:1 } 100%{ transform:translateY(-100%) rotate(360deg); opacity:0 } }

.gp-slider-nav{ position:absolute; inset:0; display:flex; align-items:center; justify-content:space-between; padding:0 22px; z-index:5; }
.gp-nav-btn{ width:60px; height:60px; border-radius:50%; display:flex; align-items:center; justify-content:center; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.25); color:#fff; font-size:1.4rem; cursor:pointer; transition:.3s; backdrop-filter: blur(6px); }
.gp-nav-btn:hover{ transform:scale(1.08); background:rgba(255,255,255,.2); }

.gp-progress-bar{ position:absolute; left:0; right:0; bottom:0; height:5px; background:rgba(255,255,255,.15); z-index:6; }
.gp-progress{ height:100%; width:0%; background: linear-gradient(90deg,#ff6b6b,#ff8e53); transition: width .35s ease; }

.gp-controls{ display:flex; justify-content:center; margin-top:18px; }
.gp-dots{ display:flex; gap:14px; }
.gp-dot{ width:16px; height:16px; border-radius:50%; background:rgba(0,0,0,.15); position:relative; cursor:pointer; overflow:hidden; }
.gp-dot::before{ content:""; position:absolute; inset:0; left:-100%; background: linear-gradient(45deg,#ff6b6b,#ff8e53); transition:left .35s; }
.gp-dot.active{ box-shadow:0 0 14px rgba(255,107,107,.5); transform: scale(1.1); }
.gp-dot.active::before{ left:0; }

/* hero background lembut tetap putih-biru */
.hero-section{ background: radial-gradient(1200px 300px at 80% 0%, #b3ddff33, transparent 60%), radial-gradient(800px 260px at 10% 0%, #cbe6ff44, transparent 60%); }