/* ====================== */
/* ULTRA PREMIUM STYLE */
/* ====================== */

/* BASE */
.ultra-body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    color: white;

    background: linear-gradient(135deg, #0f4c75, #1b6ca8, #0f4c75);
    background-size: 400%;
    animation: bgMove 20s infinite alternate;
}

/* BACKGROUND ANIMATION */
@keyframes bgMove {
    0% { background-position: left; }
    100% { background-position: right; }
}

/* STARS OVERLAY */
.ultra-stars {
    position: fixed;
    width: 100%;
    height: 100%;
    background: url("https://www.transparenttextures.com/patterns/stardust.png");
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
}

/* ====================== */
/* NAVBAR */
/* ====================== */
.ultra-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 15px 50px;

    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
}

.ultra-logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 20px;
}

.ultra-logo img {
    width: 45px;
    margin-right: 10px;
}

.ultra-menu a {
    margin: 0 15px;
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: 0.3s;
}

.ultra-menu a:hover {
    color: #00d4ff;
}

/* BUTTON NAV */
.ultra-btn-nav {
    background: #00c6ff;
    padding: 10px 20px;
    border-radius: 8px;
}

/* ====================== */
/* HERO */
/* ====================== */
.ultra-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 80px;
    flex-wrap: wrap;
}

.ultra-hero-left {
    flex: 1;
}

.ultra-hero-right img {
    width: 420px;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* TEXT */
.ultra-title {
    font-size: 60px;
    font-weight: 700;
    text-shadow: 0 0 20px #00eaff;
}

.ultra-sub {
    font-size: 20px;
    margin-bottom: 20px;
}

.ultra-desc {
    max-width: 500px;
    line-height: 1.6;
}

/* BUTTONS */
.ultra-buttons {
    margin-top: 30px;
}

.ultra-btn1,
.ultra-btn2 {
    padding: 15px 30px;
    border-radius: 10px;
    text-decoration: none;
    color: white;
    display: inline-block;
    transition: 0.3s;
}

.ultra-btn1 {
    background: linear-gradient(45deg, #28a745, #00c853);
    margin-right: 15px;
}

.ultra-btn2 {
    background: linear-gradient(45deg, #007bff, #00c6ff);
}

.ultra-btn1:hover,
.ultra-btn2:hover {
    transform: translateY(-3px);
    opacity: 0.9;
}

/* ====================== */
/* FEATURES */
/* ====================== */
.ultra-features {
    background: white;
    color: #333;
    padding: 80px 40px;
    text-align: center;
}

.ultra-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.ultra-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: 0.4s;
}

.ultra-card:hover {
    transform: translateY(-10px);
}

/* ====================== */
/* FOOTER */
/* ====================== */
.ultra-footer {
    text-align: center;
    padding: 25px;
    background: #0f4c75;
    color: white;
}

/* ====================== */
/* UTILITIES */
/* ====================== */

/* ACTIVE MENU */
.active {
    color: #00d4ff;
    font-weight: bold;
}

/* BACK BUTTON */
.btn-kembali {
    display: inline-block;
    background: #1e3a8a;
    color: white;

    padding: 10px 18px;
    border-radius: 8px;

    text-decoration: none;
    font-size: 14px;

    transition: 0.3s;
}

.btn-kembali:hover {
    background: #0f172a;
}

/* LOADING TEXT */
#loadingUpload {
    margin-top: 10px;
    color: #0f4c75;
    font-weight: bold;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%   { opacity: 0.2; }
    50%  { opacity: 1; }
    100% { opacity: 0.2; }
}

/* ====================== */
/* RESPONSIVE */
/* ====================== */
@media (max-width: 768px) {

    .ultra-navbar {
        flex-direction: column;
        gap: 10px;
    }

    .ultra-hero {
        flex-direction: column;
        text-align: center;
        padding: 50px 20px;
    }

    .ultra-title {
        font-size: 40px;
    }

    .ultra-hero-right img {
        width: 90%;
        margin-top: 30px;
    }
}