* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: #f0f4f8;
    color: #0a1a2f;
    overflow-x: hidden;
}

/* Background gradient dinamis */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 0% 0%, rgba(59,130,246,0.08) 0%, transparent 50%),
                radial-gradient(circle at 100% 100%, rgba(139,92,246,0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
}

/* ========== HERO HEADER YANG BESAR & MEWAH ========== */
.hero-header {
    position: relative;
    margin-top: 2.5rem;
    margin-bottom: 2.5rem;
    border-radius: 48px;
    overflow: hidden;
    box-shadow: 0 25px 45px -12px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.hero-header:hover {
    transform: translateY(-5px);
    box-shadow: 0 35px 55px -15px rgba(0, 0, 0, 0.4);
}

.hero-bg {
    background: linear-gradient(135deg, #0b2b44 0%, #1a4a6f 40%, #2563eb 100%);
    padding: 3rem 2.5rem;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    backdrop-filter: blur(2px);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".1" fill="%23ffffff"></path></svg>') repeat-x;
    background-size: 1200px 100px;
    bottom: 0;
    opacity: 0.15;
    pointer-events: none;
}

.logo-hero {
    flex-shrink: 0;
    z-index: 2;
    text-align: center;
    margin-bottom: 0.5rem;
    pointer-events: auto;
}

.logo-hero img {
    height: 260px;
    width: auto;
    filter: drop-shadow(0 15px 20px rgba(0,0,0,0.25));
    transition: transform 0.3s ease;
}

.logo-hero img:hover {
    transform: scale(1.05) rotate(2deg);
}

.hero-content {
    flex: 1;
    z-index: 2;
    text-align: center;
    width: 100%;
}

.hero-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.hero-title span {
    background: linear-gradient(120deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: none;
}

.hero-desc {
    color: rgba(255,255,255,0.9);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto 1.5rem auto;
    line-height: 1.5;
}

.hero-stats {
    display: flex;
    gap: 1.8rem;
    margin-top: 1rem;
    justify-content: center;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255,255,255,0.1);
    padding: 0.5rem 1.2rem;
    border-radius: 60px;
    backdrop-filter: blur(4px);
}

.stat-number {
    font-weight: 800;
    font-size: 1.4rem;
    color: #fbbf24;
}

/* CARD modern dengan efek glass */
.card {
    background: rgba(255, 255, 255, 0.97);
    border-radius: 40px;
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
    padding: 2rem 2.2rem;
    transition: all 0.3s;
    border: 1px solid rgba(255,255,255,0.6);
    backdrop-filter: blur(2px);
    margin-top: 1rem;
    display: none;
    animation: cardFadeInUp 0.5s cubic-bezier(0.2, 0.9, 0.4, 1.1);
}

.card.visible {
    display: block;
}

@keyframes cardFadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.greeting {
    background: linear-gradient(110deg, #eef3ff, #ffffff);
    border-radius: 48px;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    border: 1px solid #e0edff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}

.btn-primary {
    background: linear-gradient(115deg, #2563eb, #1e40af);
    border: none;
    color: white;
    font-weight: 700;
    padding: 0.9rem 2.2rem;
    border-radius: 50px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    transition: all 0.25s;
    box-shadow: 0 10px 18px -8px #1e3a8a60;
    font-size: 1rem;
}

.btn-primary:hover {
    transform: translateY(-3px);
    background: linear-gradient(115deg, #3b6eff, #2563eb);
    box-shadow: 0 18px 25px -12px #2563eb;
}

.btn-outline {
    background: white;
    border: 1.5px solid #cbd5e1;
    padding: 0.7rem 1.6rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
}

.btn-outline:hover {
    background: #f8fafc;
    border-color: #2563eb;
    transform: scale(0.97);
}

.step-section {
    margin-bottom: 2rem;
    border-bottom: 1px solid #eef2ff;
    padding-bottom: 1.8rem;
}

.step-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #0c4a6e;
}

.step-badge {
    background: linear-gradient(145deg, #2563eb, #4f46e5);
    color: white;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 40px;
    font-size: 0.95rem;
    box-shadow: 0 6px 12px rgba(37,99,235,0.3);
}

.category-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 1rem 0;
}

.cat-btn {
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    padding: 0.6rem 1.5rem;
    border-radius: 60px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.cat-btn:hover {
    background: #e0e7ff;
    transform: translateY(-2px);
}

.cat-btn.active {
    background: linear-gradient(120deg, #2563eb, #3b82f6);
    color: white;
    border-color: transparent;
    box-shadow: 0 8px 18px -8px #3b82f6;
}

.info-icon {
    background: #eef2ff;
    border-radius: 50%;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.2s;
}

input, textarea, select {
    width: 100%;
    padding: 1rem 1.2rem;
    border: 1.5px solid #e2e8f0;
    border-radius: 28px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: all 0.2s;
    background: #ffffff;
}

input:focus, textarea:focus, select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 4px rgba(59,130,246,0.15);
    outline: none;
}

.row-2col {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.row-2col > div {
    flex: 1;
}

.file-zone {
    border: 2px dashed #b9d0f5;
    border-radius: 32px;
    padding: 1.6rem;
    text-align: center;
    background: #fbfdff;
    cursor: pointer;
    transition: all 0.25s;
}

.file-zone:hover {
    background: #eff6ff;
    border-color: #3b82f6;
    transform: scale(0.99);
}

.preview-files {
    margin-top: 1rem;
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.file-badge {
    background: linear-gradient(135deg, #eef2ff, #ffffff);
    padding: 0.45rem 1.1rem;
    border-radius: 40px;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    border: 1px solid #d9e6ff;
}

.remove-file {
    cursor: pointer;
    color: #ef4444;
    font-weight: bold;
    margin-left: 5px;
}

.confirm-box {
    background: linear-gradient(105deg, #f0f6ff, #ffffff);
    border-radius: 28px;
    padding: 1.4rem;
    margin: 1rem 0;
    border-left: 6px solid #3b82f6;
    box-shadow: 0 4px 14px rgba(0,0,0,0.02);
}

.action-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

.hidden {
    display: none;
}

.toast-msg {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: #0f172ad9;
    backdrop-filter: blur(12px);
    color: white;
    padding: 14px 30px;
    border-radius: 80px;
    z-index: 1100;
    animation: fadeInUp 0.3s ease;
    font-weight: 600;
    box-shadow: 0 12px 25px rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.2);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateX(-50%) translateY(25px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.hero-click-effect {
    animation: heroFlash 0.3s ease;
}

@keyframes heroFlash {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.95; transform: scale(0.99); }
    100% { opacity: 1; transform: scale(1); }
}

@media (max-width: 760px) {
    .hero-bg { padding: 2rem 1.5rem; flex-direction: column; text-align: center; }
    .hero-title { font-size: 2.2rem; }
    .hero-stats { justify-content: center; }
    .logo-hero img { height: 80px; }
    .card { padding: 1.2rem; }
    .action-buttons { flex-direction: column; }
    .action-buttons button { width: 100%; justify-content: center; }
}