@import url('https://fonts.googleapis.com/css2?family=Inter:wght@600;700;800&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
    --navy: #1E1B4B;
    --navy-deep: #15123A;
    --gold: #6366F1;
    --gold-dark: #4F46E5;
    --cyan: #06B6D4;
    --cream: #F7F8FC;
    --card: #FFFFFF;
    --green: #10B981;
    --slate: #64748B;
    --border-soft: #E7E9F5;
}

body {
    background: var(--cream);
    font-family: 'Inter', sans-serif;
    color: var(--navy);
}

h1, h2, h3, h4, h5, h6, .font-display {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    color: var(--navy);
}

.text-mono {
    font-family: 'JetBrains Mono', monospace;
}

.navbar-ujian {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(10px);
    padding: 14px 0;
    border-bottom: 1px solid var(--border-soft);
}
.navbar-ujian .navbar-brand {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: 0.3px;
}
.navbar-ujian .navbar-brand span {
    background: linear-gradient(90deg, var(--gold-dark), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.navbar-ujian .nav-link {
    color: var(--navy) !important;
    font-weight: 500;
    opacity: 0.75;
}
.navbar-ujian .nav-link:hover {
    opacity: 1;
}
.navbar-ujian .navbar-toggler {
    border-color: var(--border-soft);
}

.hero-ujian {
    position: relative;
    background: linear-gradient(135deg, var(--navy-deep) 0%, var(--gold-dark) 55%, var(--cyan) 130%);
    padding: 90px 0 100px;
    overflow: hidden;
}
.hero-ujian::before {
    content: "";
    position: absolute;
    left: -80px;
    bottom: -100px;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6,182,212,0.35), transparent 70%);
    filter: blur(10px);
}
.hero-ujian::after {
    content: "";
    position: absolute;
    right: -60px;
    top: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99,102,241,0.4), transparent 70%);
    filter: blur(10px);
}
.eyebrow-badge {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    background: rgba(255,255,255,0.12);
    color: #FFFFFF;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 30px;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
    margin-bottom: 18px;
    backdrop-filter: blur(6px);
}
.hero-ujian h1 {
    position: relative;
    z-index: 1;
    color: #FFFFFF;
    font-size: 2.7rem;
    line-height: 1.25;
}
.hero-ujian h1 .highlight {
    background: linear-gradient(90deg, #A7F3D0, #67E8F9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-ujian p.lead {
    position: relative;
    z-index: 1;
    color: rgba(255,255,255,0.85);
    font-size: 1.08rem;
}
.hero-ujian .mt-4, .hero-ujian .bubble-row {
    position: relative;
    z-index: 1;
}
.bubble-answer {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: 2px solid rgba(255,255,255,0.4);
    border-radius: 50%;
    color: rgba(255,255,255,0.75);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    margin-right: 6px;
}
.bubble-row {
    margin-top: 24px;
}

.btn-gold {
    background: linear-gradient(90deg, var(--gold-dark), var(--cyan));
    border: none;
    color: #FFFFFF;
    font-weight: 700;
    padding: 12px 30px;
    border-radius: 50px;
    transition: 0.2s;
    box-shadow: 0 8px 20px rgba(79,70,229,0.25);
}
.btn-gold:hover {
    filter: brightness(1.08);
    color: #FFFFFF;
    box-shadow: 0 10px 26px rgba(79,70,229,0.35);
}
.btn-outline-cream {
    border: 1px solid rgba(255,255,255,0.5);
    color: #FFFFFF;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 50px;
    background: rgba(255,255,255,0.05);
}
.btn-outline-cream:hover {
    background: rgba(255,255,255,0.18);
    color: #FFFFFF;
}

.stat-strip {
    position: relative;
    margin-top: -46px;
    z-index: 2;
}
.stat-strip .stat-card {
    background: var(--card);
    border-radius: 16px;
    box-shadow: 0 16px 40px rgba(30,27,75,0.1);
    padding: 26px 10px;
    text-align: center;
}
.stat-strip .stat-angka {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 1.7rem;
    background: linear-gradient(90deg, var(--gold-dark), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-strip .stat-label {
    color: var(--slate);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.section-title {
    text-align: center;
    margin-bottom: 46px;
}
.section-title .eyebrow-dark {
    color: var(--gold-dark);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    text-transform: uppercase;
}
.section-title h2 {
    margin-top: 8px;
}
.section-title p {
    color: var(--slate);
    max-width: 560px;
    margin: 10px auto 0;
}

.kartu-soal {
    background: var(--card);
    border: 1px solid var(--border-soft);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    height: 100%;
}
.kartu-soal:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 36px rgba(79,70,229,0.15);
    border-color: rgba(99,102,241,0.4);
}
.kartu-soal .stempel {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(16,185,129,0.12);
    color: var(--green);
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
}
.kartu-soal .kartu-body {
    padding: 26px 24px;
}
.kartu-soal .harga {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: var(--navy);
    font-size: 1.3rem;
}
.kartu-soal .garis-putus {
    border-top: 2px dashed var(--border-soft);
    margin: 16px 0;
}

.fitur-item {
    text-align: center;
    padding: 20px;
}
.fitur-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(6,182,212,0.12));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--gold-dark);
    font-size: 22px;
    font-weight: 700;
}

.langkah {
    text-align: center;
    padding: 10px 16px;
}
.langkah .angka {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 14px;
    color: var(--gold-dark);
    background: rgba(99,102,241,0.1);
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.accordion-ujian .card {
    border: 1px solid var(--border-soft);
    border-radius: 12px !important;
    margin-bottom: 12px;
    overflow: hidden;
}
.accordion-ujian .card-header {
    background: var(--card);
    padding: 0;
}
.accordion-ujian .btn-faq {
    width: 100%;
    text-align: left;
    padding: 16px 20px;
    font-weight: 600;
    color: var(--navy);
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}
.accordion-ujian .btn-faq:hover {
    background: #F5F6FE;
    color: var(--gold-dark);
}
.accordion-ujian .card-body {
    color: var(--slate);
    padding: 0 20px 20px;
}

.cta-banner {
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--cyan) 100%);
    border-radius: 20px;
    padding: 46px;
    color: #FFFFFF;
}
.cta-banner h3 {
    color: #FFFFFF;
}
.cta-banner .btn-dark {
    border-radius: 50px;
    background: #FFFFFF;
    color: var(--gold-dark);
    border: none;
    font-weight: 700;
}
.cta-banner .btn-dark:hover {
    background: #F0F1FF;
    color: var(--gold-dark);
}

.footer-ujian {
    background: var(--navy-deep);
    color: rgba(255,255,255,0.65);
    padding: 50px 0 20px;
    margin-top: 60px;
}
.footer-ujian h6 {
    color: #FFFFFF;
    font-weight: 700;
}
.footer-ujian a {
    color: rgba(255,255,255,0.65);
}
.footer-ujian a:hover {
    color: var(--cyan);
    text-decoration: none;
}

.card-form-ujian {
    background: var(--card);
    border: 1px solid var(--border-soft);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(30,27,75,0.07);
}
.card-form-ujian .form-control {
    border-radius: 10px;
    border: 1px solid var(--border-soft);
    padding: 10px 14px;
}
.card-form-ujian .form-control:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
.card-form-ujian label {
    font-weight: 600;
    color: var(--navy);
    font-size: 13px;
    letter-spacing: 0.3px;
}

.progress-trial {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    color: var(--gold-dark);
}

html {
    scroll-behavior: smooth;
}
body {
    padding-top: 74px;
}
#kategori, #cara-kerja, #faq {
    scroll-margin-top: 90px;
}

.navbar-ujian {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    transition: transform 0.3s ease;
}
.navbar-ujian.nav-hidden {
    transform: translateY(-100%);
}
.navbar-toggler-custom {
    border: none;
    background: transparent;
    font-size: 22px;
    color: var(--navy);
}

.mobile-sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,0.45);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 1065;
}
.mobile-sidebar-overlay.show {
    opacity: 1;
    visibility: visible;
}
.mobile-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 78%;
    max-width: 300px;
    background: #FFFFFF;
    z-index: 1070;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.2,0.8,0.2,1);
    box-shadow: -12px 0 30px rgba(15,23,42,0.15);
    padding: 26px 24px;
}
.mobile-sidebar.show {
    transform: translateX(0);
}
.mobile-sidebar .sidebar-close {
    background: none;
    border: none;
    font-size: 22px;
    color: var(--slate);
}
.mobile-sidebar .sidebar-link {
    display: block;
    padding: 14px 4px;
    color: var(--navy);
    font-weight: 600;
    border-bottom: 1px solid var(--border-soft);
    text-decoration: none;
}
.mobile-sidebar .sidebar-link:hover {
    color: var(--gold-dark);
}

.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.reveal-show {
    opacity: 1;
    transform: translateY(0);
}

@keyframes faqFadeDown {
    from { opacity: 0; transform: translateY(-14px); }
    to { opacity: 1; transform: translateY(0); }
}
.accordion-ujian .card-body.faq-animate {
    animation: faqFadeDown 0.35s ease forwards;
}

.fitur-item {
    cursor: pointer;
}

.sheet-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 1090;
}
.sheet-overlay.show {
    opacity: 1;
    visibility: visible;
}
.sheet-panel {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    max-width: 540px;
    margin: 0 auto;
    background: #FFFFFF;
    border-radius: 22px 22px 0 0;
    padding: 24px 26px 30px;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.2,0.8,0.2,1);
    z-index: 1095;
    box-shadow: 0 -10px 40px rgba(15,23,42,0.2);
}
.sheet-panel.show {
    transform: translateY(0);
}
.sheet-handle {
    width: 42px;
    height: 4px;
    background: var(--border-soft);
    border-radius: 2px;
    margin: 0 auto 18px;
}
.sheet-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(6,182,212,0.12));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-dark);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 14px;
}

.wa-float {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1040;
    box-shadow: 0 10px 25px rgba(37,211,102,0.4);
    animation: pulseWa 2.2s infinite;
}
@keyframes pulseWa {
    0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
    70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
    100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

.navbar-ujian .navbar-brand-logo-img {
    height: 34px;
    width: auto;
}

@media (max-width: 767px) {
    .hero-ujian h1 {
        font-size: 1.95rem;
    }
    .cta-banner {
        padding: 30px 22px;
    }
    .stat-strip {
        margin-top: 20px;
    }
    body {
        padding-top: 64px;
    }
}


.btn-outline-secondary{border:none;}