/* ============================================================
   Kas Ajaib Landing Page
   ============================================================ */
:root {
    --kh-primary: #00A8A6;
    --kh-primary-dark: #00807E;
    --kh-primary-deep: #015453;
    --kh-accent: #F59E0B;
    --kh-ink: #102A2A;
    --kh-muted: #5B7271;
    --kh-bg: #FFFFFF;
    --kh-bg-soft: #ECFBFA;
    --kh-border: #DCEDEC;
    --kh-radius: 18px;
    --kh-shadow: 0 18px 40px rgba(1, 84, 83, .10);
    --kh-shadow-sm: 0 6px 18px rgba(1, 84, 83, .07);

    /* Multi-color accent palette (untuk variasi kartu, tag, blob) */
    --kh-c-coral:   #FF6B6B;
    --kh-c-amber:   #F59E0B;
    --kh-c-violet:  #8B5CF6;
    --kh-c-pink:    #EC4899;
    --kh-c-blue:    #3B82F6;
    --kh-c-emerald: #10B981;
    --kh-c-sky:     #06B6D4;
}

* { box-sizing: border-box; }

body.kh-landing {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--kh-ink);
    background: var(--kh-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.kh-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
}

.kh-section { padding: 72px 0; }
.kh-section--soft { background: var(--kh-bg-soft); }

.kh-section__head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.kh-section__head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 12px; letter-spacing: -.02em; }
.kh-section__head p { color: var(--kh-muted); margin: 0; font-size: 1.05rem; }
.kh-eyebrow { display: inline-block; font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--kh-primary); background: var(--kh-bg-soft); border: 1px solid var(--kh-border); padding: 5px 14px; border-radius: 999px; margin-bottom: 14px; }

.kh-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.kh-btn:hover { transform: translateY(-2px); }
.kh-btn--primary { background: linear-gradient(135deg, #00BDBA, var(--kh-primary-dark)); color: #fff; box-shadow: 0 12px 26px rgba(0, 168, 166, .35); }
.kh-btn--primary:hover { box-shadow: 0 16px 32px rgba(0, 168, 166, .45); }
.kh-btn--ghost { background: #fff; color: var(--kh-primary-dark); border-color: var(--kh-border); box-shadow: var(--kh-shadow-sm); }
.kh-btn--ghost:hover { border-color: var(--kh-primary); color: var(--kh-primary); }
.kh-btn--light { background: #fff; color: var(--kh-primary); }
.kh-btn--lg { padding: 16px 34px; font-size: 1.1rem; }
.kh-btn--sm { padding: 9px 18px; font-size: .9rem; font-weight: 600; }

/* Navbar */
.kh-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .82);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--kh-border);
}
.kh-nav__inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.kh-nav__logo { display: inline-flex; align-items: center; text-decoration: none; }
.kh-nav__logo-img { height: 30px; width: auto; display: block; }
.kh-nav__links { display: flex; align-items: center; gap: 24px; }
.kh-nav__links a { color: var(--kh-ink); text-decoration: none; font-weight: 500; font-size: .95rem; }
.kh-nav__links a:hover { color: var(--kh-primary); }
.kh-nav__cta { display: flex; align-items: center; gap: 14px; }
.kh-nav__toggle { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; }

/* Hero */
.kh-hero { position: relative; padding: 90px 0; background: linear-gradient(180deg, var(--kh-bg-soft), #fff 70%); overflow: hidden; }
.kh-hero::before { content: ""; position: absolute; top: -160px; right: -120px; width: 460px; height: 460px; background: radial-gradient(circle, rgba(0, 189, 186, .28), transparent 70%); border-radius: 50%; pointer-events: none; }
.kh-hero::after { content: ""; position: absolute; bottom: -180px; left: -140px; width: 420px; height: 420px; background: radial-gradient(circle, rgba(245, 158, 11, .14), transparent 70%); border-radius: 50%; pointer-events: none; }
.kh-hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.kh-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); line-height: 1.15; margin: 0 0 18px; letter-spacing: -.025em; }
.kh-hero h1 em { color: var(--kh-primary); font-style: normal; }
.kh-hero__sub { font-size: 1.15rem; color: var(--kh-muted); margin: 0 0 28px; }
.kh-hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.kh-hero__trust { margin-top: 18px; color: var(--kh-muted); font-size: .9rem; }

/* WhatsApp mockup */
.kh-phone {
    position: relative;
    background: #fff;
    border-radius: 28px;
    box-shadow: var(--kh-shadow);
    padding: 16px;
    max-width: 320px;
    margin: 0 auto;
    border: 1px solid var(--kh-border);
}
.kh-phone__bar { background: linear-gradient(135deg, #00BDBA, var(--kh-primary-dark)); color: #fff; border-radius: 16px 16px 0 0; padding: 12px 16px; font-weight: 600; margin: -16px -16px 12px; }
.kh-chat { display: flex; flex-direction: column; gap: 10px; padding: 4px; }
.kh-bubble { padding: 10px 14px; border-radius: 14px; max-width: 85%; font-size: .92rem; }
.kh-bubble--out { align-self: flex-end; background: #D2F4EF; border-bottom-right-radius: 4px; }
.kh-bubble--in { align-self: flex-start; background: #F3F4F6; border-bottom-left-radius: 4px; }
.kh-bubble--saving { align-self: flex-start; background: #FEF3C7; border: 1px solid #FDE68A; font-weight: 600; }

/* Cards grids */
.kh-grid { display: grid; gap: 20px; }
.kh-grid--4 { grid-template-columns: repeat(4, 1fr); }
.kh-grid--3 { grid-template-columns: repeat(3, 1fr); }
.kh-grid--2 { grid-template-columns: repeat(2, 1fr); }

.kh-card {
    background: #fff;
    border: 1px solid var(--kh-border);
    border-radius: var(--kh-radius);
    padding: 24px;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.kh-card:hover { transform: translateY(-4px); box-shadow: var(--kh-shadow); border-color: transparent; }
.kh-card__icon { display: inline-flex; align-items: center; justify-content: center; width: 54px; height: 54px; border-radius: 14px; background: var(--kh-bg-soft); font-size: 1.6rem; margin-bottom: 14px; }
.kh-card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.kh-card p { margin: 0; color: var(--kh-muted); font-size: .95rem; }
.kh-card ul { margin: 12px 0 0; padding-left: 18px; color: var(--kh-muted); font-size: .92rem; }
.kh-card li { margin-bottom: 4px; }

/* Feature narrative blocks */
.kh-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-bottom: 56px; }
.kh-feature:nth-child(even) .kh-feature__visual { order: -1; }
.kh-feature h3 { font-size: 1.5rem; margin: 0 0 12px; }
.kh-feature p { color: var(--kh-muted); margin: 0 0 16px; }
.kh-feature ul { margin: 0; padding-left: 20px; }
.kh-feature li { margin-bottom: 6px; }
.kh-feature__visual { background: linear-gradient(135deg, var(--kh-bg-soft), #fff); border: 1px solid var(--kh-border); border-radius: var(--kh-radius); min-height: 200px; display: flex; align-items: center; justify-content: center; font-size: 4rem; box-shadow: var(--kh-shadow-sm); }

/* Star feature: promo */
.kh-promo { position: relative; background: linear-gradient(135deg, var(--kh-primary-deep), #00807E); color: #fff; overflow: hidden; }
.kh-promo::before { content: ""; position: absolute; top: -120px; right: -80px; width: 360px; height: 360px; background: radial-gradient(circle, rgba(0, 189, 186, .4), transparent 70%); border-radius: 50%; }
.kh-promo .kh-section__head h2,
.kh-promo .kh-section__head p { color: #fff; }
.kh-badge-feature { display: inline-block; background: var(--kh-accent); color: #1F2937; font-weight: 700; padding: 5px 14px; border-radius: 999px; font-size: .8rem; letter-spacing: .04em; margin-bottom: 14px; }
.kh-promo__card { position: relative; z-index: 1; background: #fff; color: var(--kh-ink); border-radius: var(--kh-radius); padding: 24px; max-width: 420px; margin: 0 auto; box-shadow: var(--kh-shadow); }
.kh-promo__card h3 { margin: 0 0 12px; }
.kh-promo__price { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed var(--kh-border); }
.kh-promo__save { color: var(--kh-primary); font-weight: 800; font-size: 1.2rem; margin: 12px 0; }
.kh-promo__btns { display: flex; gap: 10px; }
.kh-promo__btns .kh-btn { flex: 1; padding: 11px 14px; white-space: nowrap; }
.kh-promo__steps { display: flex; justify-content: center; align-items: stretch; gap: 18px; flex-wrap: wrap; margin-top: 44px; }
.kh-promo__step { flex: 1 1 220px; max-width: 240px; text-align: center; padding: 4px 8px; }
.kh-promo__step span { font-size: 1.3rem; display: inline-flex; align-items: center; justify-content: center; }
.kh-promo__step p,
.kh-promo__step { line-height: 1.5; font-size: .95rem; }
.kh-promo__note { text-align: center; margin-top: 28px; opacity: .85; font-size: .95rem; }

/* Steps */
.kh-steps { counter-reset: step; }
.kh-step { position: relative; padding-left: 64px; margin-bottom: 28px; }
.kh-step::before {
    counter-increment: step;
    content: counter(step, decimal-leading-zero);
    position: absolute; left: 0; top: 0;
    width: 46px; height: 46px;
    background: var(--kh-primary); color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
}
.kh-step h3 { margin: 0 0 4px; }
.kh-step p { margin: 0; color: var(--kh-muted); }

/* Persona */
.kh-persona h3 { margin: 0 0 8px; }
.kh-persona p { margin: 4px 0; font-size: .92rem; }
.kh-persona .kh-prob { color: #B91C1C; }
.kh-persona .kh-sol { color: var(--kh-primary-dark); }

/* Testimonials */
.kh-testi { background: #fff; }
.kh-testi__stars { color: var(--kh-accent); margin-bottom: 8px; }
.kh-testi blockquote { margin: 0 0 12px; font-style: italic; }
.kh-testi cite { color: var(--kh-muted); font-style: normal; font-weight: 600; }

/* Pricing */
.kh-price-card { text-align: center; position: relative; }
.kh-price-card--featured { border: 2px solid var(--kh-primary); box-shadow: var(--kh-shadow); }
.kh-price-card__tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--kh-primary); color: #fff; padding: 4px 16px; border-radius: 999px; font-size: .8rem; font-weight: 700; }
.kh-price-card h3 { font-size: 1.3rem; margin: 0 0 4px; }
.kh-price-card__was { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 24px; margin-top: 6px; }
.kh-price-card__was--empty { min-height: 24px; }
.kh-price-card__strike { font-size: 1rem; font-weight: 600; color: var(--kh-muted); text-decoration: line-through; }
.kh-price-card__off { font-size: .7rem; font-weight: 700; color: #fff; background: linear-gradient(90deg, var(--kh-c-coral), var(--kh-c-pink)); padding: 2px 9px; border-radius: 999px; letter-spacing: .02em; box-shadow: 0 4px 10px rgba(236,72,153,.3); }
.kh-price-card__price { font-size: 2rem; font-weight: 800; margin: 4px 0 8px; }
.kh-price-card__price small { font-size: .9rem; font-weight: 500; color: var(--kh-muted); }
.kh-price-card__for { color: var(--kh-muted); font-size: .9rem; min-height: 40px; }
.kh-price-card ul { list-style: none; padding: 0; margin: 18px 0; text-align: left; }
.kh-price-card li {
    padding: 8px 0;
    border-bottom: 1px solid var(--kh-border);
    font-size: .92rem;
    line-height: 1.35;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.kh-price-card li i {
    width: 16px;
    text-align: center;
    flex-shrink: 0;
    margin-top: 3px;
}
.kh-price-card li .fa-check { color: var(--kh-c-emerald); }
.kh-price-card li .fa-xmark {
    color: #DC2626; /* merah jelas — fitur tidak tersedia */
    background: rgba(220, 38, 38, .08);
    border-radius: 50%;
    padding: 3px;
    box-sizing: border-box;
    width: 18px;
    height: 18px;
    font-size: .72rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

/* Label fitur — boleh wrap, ambil sisa lebar */
.kh-price-card__label {
    flex: 1;
    min-width: 0;
}

/* Angka kuota di kanan — sejajar baris pertama label, jangan ikut wrap */
.kh-price-card__val {
    flex-shrink: 0;
    font-weight: 700;
    color: var(--kh-ink);
    font-variant-numeric: tabular-nums;
    align-self: flex-start;
    margin-top: 1px;
}

/* Simbol ∞ untuk "tanpa batas" — lebih besar & teal biar enak dipandang */
.kh-price-card__val--inf {
    font-size: 1.25rem;
    line-height: 1;
    color: var(--kh-c-teal, #14B8A6);
    margin-top: -2px;
}

.kh-price-card__li--off { color: var(--kh-muted); }
.kh-price-card__li--off .kh-price-card__label { text-decoration: none; }

/* Catatan kecil untuk fitur yang dibatasi pada paket tertentu (mis. "maks. 6 bulan") */
.kh-price-card__note {
    display: block;
    font-size: .76rem;
    color: var(--kh-muted);
    margin-top: 1px;
    font-weight: 500;
}
.kh-price-note { text-align: center; color: var(--kh-muted); margin-top: 24px; font-size: .9rem; }

/* FAQ */
.kh-faq { max-width: 760px; margin: 0 auto; }
.kh-faq details { border: 1px solid var(--kh-border); border-radius: 12px; padding: 16px 20px; margin-bottom: 12px; background: #fff; }
.kh-faq summary { font-weight: 600; cursor: pointer; list-style: none; }
.kh-faq summary::-webkit-details-marker { display: none; }
.kh-faq summary::after { content: '+'; float: right; color: var(--kh-primary); font-size: 1.3rem; line-height: 1; }
.kh-faq details[open] summary::after { content: '−'; }
.kh-faq p { color: var(--kh-muted); margin: 12px 0 0; }

/* Final CTA */
.kh-cta { position: relative; background: linear-gradient(135deg, #00BDBA, var(--kh-primary-deep)); color: #fff; text-align: center; overflow: hidden; }
.kh-cta::before { content: ""; position: absolute; top: -140px; left: 50%; transform: translateX(-50%); width: 520px; height: 520px; background: radial-gradient(circle, rgba(255, 255, 255, .14), transparent 70%); border-radius: 50%; }
.kh-cta .kh-container { position: relative; z-index: 1; }
.kh-cta h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 0 0 14px; }
.kh-cta p { font-size: 1.1rem; opacity: .95; max-width: 620px; margin: 0 auto 28px; }
.kh-cta__trust { margin-top: 16px; opacity: .9; font-size: .9rem; }
.kh-cta .kh-btn--primary { background: #fff; color: var(--kh-primary-dark); box-shadow: 0 12px 30px rgba(0, 0, 0, .18); }

/* Footer */
.kh-footer { background: var(--kh-primary-deep); color: #CFEFEE; padding: 56px 0 28px; }
.kh-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.kh-footer__logo { height: 34px; width: auto; display: block; margin-bottom: 14px; }
.kh-footer h4 { color: #fff; margin: 0 0 14px; font-size: .95rem; }
.kh-footer ul { list-style: none; padding: 0; margin: 0; }
.kh-footer li { margin-bottom: 8px; }
.kh-footer a { color: #9FE0DE; text-decoration: none; font-size: .9rem; }
.kh-footer a:hover { color: #fff; }
.kh-footer__brand p { color: #9FE0DE; font-size: .92rem; max-width: 280px; }
.kh-footer__bottom { border-top: 1px solid rgba(255, 255, 255, .15); padding-top: 20px; text-align: center; font-size: .85rem; color: #9FE0DE; }

/* Responsive */
@media (max-width: 860px) {
    .kh-nav__links { display: none; }
    .kh-nav__toggle { display: block; }
    .kh-hero__grid,
    .kh-feature,
    .kh-grid--4,
    .kh-grid--3,
    .kh-grid--2,
    .kh-footer__grid { grid-template-columns: 1fr; }
    .kh-feature:nth-child(even) .kh-feature__visual { order: 0; }
    .kh-footer__grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   ANIMATIONS & COLOR ACCENTS (added 2026-06-13)
   Tema utama TETAP teal — tambahan aksen warna-warni halus
   ============================================================ */

/* Keyframes */
@keyframes kh-float {
    0%, 100% { transform: translateY(0) scale(1); }
    50%      { transform: translateY(-18px) scale(1.04); }
}
@keyframes kh-blob {
    0%, 100% { border-radius: 42% 58% 64% 36% / 50% 44% 56% 50%; transform: translate(0,0) rotate(0deg); }
    33%      { border-radius: 60% 40% 36% 64% / 38% 60% 40% 62%; transform: translate(20px,-12px) rotate(8deg); }
    66%      { border-radius: 36% 64% 50% 50% / 56% 38% 62% 44%; transform: translate(-14px,10px) rotate(-6deg); }
}
@keyframes kh-shine {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes kh-pop {
    0%   { transform: scale(.85); opacity: 0; }
    100% { transform: scale(1);   opacity: 1; }
}
@keyframes kh-slideUp {
    0%   { transform: translateY(18px); opacity: 0; }
    100% { transform: translateY(0);    opacity: 1; }
}
@keyframes kh-pulseDot {
    0%, 100% { transform: scale(1);   opacity: 1; }
    50%      { transform: scale(1.4); opacity: .6; }
}
@keyframes kh-marquee {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@keyframes kh-spinSlow { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Hero — bikin lebih hidup dgn blob warna-warni mengambang */
.kh-hero { isolation: isolate; }
.kh-hero::before { animation: kh-float 9s ease-in-out infinite; }
.kh-hero::after  { animation: kh-float 11s ease-in-out infinite reverse; }

.kh-hero__blob {
    position: absolute;
    width: 280px; height: 280px;
    filter: blur(60px);
    opacity: .55;
    z-index: 0;
    pointer-events: none;
    animation: kh-blob 14s ease-in-out infinite;
}
.kh-hero__blob--1 { top: 8%;  left: 38%; background: radial-gradient(circle, var(--kh-c-violet), transparent 70%); animation-delay: -2s; }
.kh-hero__blob--2 { bottom: 6%; right: 22%; background: radial-gradient(circle, var(--kh-c-pink),  transparent 70%); opacity: .35; animation-delay: -6s; }
.kh-hero__blob--3 { top: 40%; left: 4%;  background: radial-gradient(circle, var(--kh-c-sky),    transparent 70%); opacity: .4;  animation-delay: -9s; }

/* Hero headline gradient text untuk kata kunci */
.kh-hero h1 em {
    background: linear-gradient(90deg, var(--kh-primary), var(--kh-c-violet) 50%, var(--kh-c-pink));
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: kh-shine 6s ease-in-out infinite;
}

/* Trust pills row di hero */
.kh-hero__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.kh-hero__chips span {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 12px; border-radius: 999px;
    font-size: .82rem; font-weight: 600;
    background: #fff; border: 1px solid var(--kh-border);
    box-shadow: var(--kh-shadow-sm);
    animation: kh-slideUp .6s ease both;
}
.kh-hero__chips span:nth-child(1) { color: var(--kh-c-emerald); animation-delay: .05s; }
.kh-hero__chips span:nth-child(2) { color: var(--kh-c-violet);  animation-delay: .15s; }
.kh-hero__chips span:nth-child(3) { color: var(--kh-c-amber);   animation-delay: .25s; }
.kh-hero__chips span:nth-child(4) { color: var(--kh-c-pink);    animation-delay: .35s; }
.kh-hero__chips span i { font-size: .75rem; }

/* Bubble chat — fade-in stagger biar terasa hidup */
.kh-chat .kh-bubble { animation: kh-pop .45s cubic-bezier(.2,.9,.3,1.2) both; }
.kh-chat .kh-bubble:nth-child(1) { animation-delay: .2s; }
.kh-chat .kh-bubble:nth-child(2) { animation-delay: .55s; }
.kh-chat .kh-bubble:nth-child(3) { animation-delay: .9s; }
.kh-chat .kh-bubble:nth-child(4) { animation-delay: 1.25s; }
.kh-chat .kh-bubble:nth-child(5) { animation-delay: 1.6s; }
.kh-bubble--saving {
    background: linear-gradient(135deg, #FEF3C7, #FCE7F3) !important;
    border: 1px solid #FDE68A !important;
    position: relative;
}
.kh-bubble--saving::before {
    content: "";
    position: absolute; left: -6px; top: 50%; width: 8px; height: 8px;
    background: var(--kh-c-amber); border-radius: 50%;
    transform: translateY(-50%);
    animation: kh-pulseDot 1.6s ease-in-out infinite;
}

/* Phone mockup — sedikit melayang */
.kh-phone { animation: kh-float 7s ease-in-out infinite; }
.kh-phone::after {
    content: "";
    position: absolute; inset: -2px;
    border-radius: 30px;
    padding: 2px;
    background: linear-gradient(135deg, var(--kh-c-violet), var(--kh-primary), var(--kh-c-pink));
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
            mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: .35;
    pointer-events: none;
}

/* Section divider kecil di atas heading */
.kh-section__head h2 { position: relative; }
.kh-section__head h2::after {
    content: "";
    display: block;
    width: 56px; height: 4px; margin: 14px auto 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--kh-c-violet), var(--kh-primary), var(--kh-c-amber));
}

/* Cards — ribbon warna di atas + hover lebih atraktif */
.kh-card { position: relative; overflow: hidden; }
/* Price card butuh overflow visible biar tag "PALING LARIS" gak kepotong */
.kh-price-card { overflow: visible; }
.kh-card::before {
    content: "";
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--kh-primary), var(--kh-c-sky));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s ease;
}
.kh-card:hover::before { transform: scaleX(1); }
/* Price card: matiin ribbon hover atasnya — biar gak nabrak tag "PALING LARIS" & lebih clean */
.kh-price-card::before { display: none; }

/* Variasi warna icon kartu — biar gak monoton teal semua */
.kh-grid--4 > .kh-card:nth-child(1) .kh-card__icon { background: #FEE2E2; color: var(--kh-c-coral); }
.kh-grid--4 > .kh-card:nth-child(2) .kh-card__icon { background: #FEF3C7; color: var(--kh-c-amber); }
.kh-grid--4 > .kh-card:nth-child(3) .kh-card__icon { background: #EDE9FE; color: var(--kh-c-violet); }
.kh-grid--4 > .kh-card:nth-child(4) .kh-card__icon { background: #DBEAFE; color: var(--kh-c-blue); }

.kh-grid--3 > .kh-card:nth-child(1) .kh-card__icon { background: #CFFAFE; color: var(--kh-c-sky); }
.kh-grid--3 > .kh-card:nth-child(2) .kh-card__icon { background: #FCE7F3; color: var(--kh-c-pink); }
.kh-grid--3 > .kh-card:nth-child(3) .kh-card__icon { background: #D1FAE5; color: var(--kh-c-emerald); }

/* Persona card — aksen warna per kartu */
.kh-persona { border-top: 4px solid var(--kh-primary); }
.kh-grid--2 > .kh-persona:nth-child(1) { border-top-color: var(--kh-c-pink); }
.kh-grid--2 > .kh-persona:nth-child(1) h3 i { color: var(--kh-c-pink); }
.kh-grid--2 > .kh-persona:nth-child(2) { border-top-color: var(--kh-c-violet); }
.kh-grid--2 > .kh-persona:nth-child(2) h3 i { color: var(--kh-c-violet); }
.kh-grid--2 > .kh-persona:nth-child(3) { border-top-color: var(--kh-c-amber); }
.kh-grid--2 > .kh-persona:nth-child(3) h3 i { color: var(--kh-c-amber); }
.kh-grid--2 > .kh-persona:nth-child(4) { border-top-color: var(--kh-c-emerald); }
.kh-grid--2 > .kh-persona:nth-child(4) h3 i { color: var(--kh-c-emerald); }

/* Feature visual — gradient warna-warni soft */
.kh-feature__visual {
    background: linear-gradient(135deg, #ECFEFF, #FEF3F8) !important;
    color: var(--kh-primary);
    position: relative;
    overflow: hidden;
}
.kh-feature__visual::before {
    content: "";
    position: absolute; inset: -40%;
    background: conic-gradient(from 0deg,
        rgba(0,168,166,.08),
        rgba(139,92,246,.10),
        rgba(236,72,153,.08),
        rgba(245,158,11,.08),
        rgba(0,168,166,.08));
    animation: kh-spinSlow 22s linear infinite;
    pointer-events: none;
}
.kh-feature:nth-child(odd)  .kh-feature__visual { color: var(--kh-c-violet); }
.kh-feature:nth-child(even) .kh-feature__visual { color: var(--kh-c-pink); }
.kh-feature__visual i { position: relative; z-index: 1; transition: transform .3s ease; }
.kh-feature__visual:hover i { transform: scale(1.1) rotate(-4deg); }

/* Promo section — pertahankan teal deep tapi aksen lebih playful */
.kh-promo::after {
    content: "";
    position: absolute; bottom: -120px; left: -80px;
    width: 320px; height: 320px;
    background: radial-gradient(circle, rgba(245, 158, 11, .35), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.kh-promo__card { transition: transform .3s ease, box-shadow .3s ease; }
.kh-promo__card:hover { transform: translateY(-4px) rotate(-.4deg); }
.kh-promo__card h3 i { color: var(--kh-c-sky); }
.kh-promo__save {
    background: linear-gradient(90deg, var(--kh-c-emerald), var(--kh-primary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.kh-promo__step span {
    width: 52px; height: 52px;
    margin: 0 auto 12px;
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,.12);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255,255,255,.22);
    font-size: 1.25rem;
    transition: transform .3s ease;
}
.kh-promo__step p {
    margin: 0;
    color: #fff;
    opacity: .92;
    font-size: .95rem;
    line-height: 1.5;
    max-width: 200px;
    margin-left: auto;
    margin-right: auto;
}
.kh-promo__step:hover span { transform: translateY(-3px) rotate(-3deg); }
.kh-promo__step:nth-child(1) span { color: #FCD34D; }
.kh-promo__step:nth-child(2) span { color: #93C5FD; }
.kh-promo__step:nth-child(3) span { color: #FCA5A5; }

/* Steps (numbered) — gradient di angka */
.kh-step::before {
    background: linear-gradient(135deg, var(--kh-c-violet), var(--kh-primary));
    box-shadow: 0 8px 18px rgba(139,92,246,.25);
}
.kh-step:nth-child(2)::before { background: linear-gradient(135deg, var(--kh-primary), var(--kh-c-sky)); box-shadow: 0 8px 18px rgba(6,182,212,.25); }
.kh-step:nth-child(3)::before { background: linear-gradient(135deg, var(--kh-c-amber), var(--kh-c-pink)); box-shadow: 0 8px 18px rgba(236,72,153,.25); }

/* Testimoni — accent star berkilau */
.kh-testi__stars i { animation: kh-pop .4s ease both; }
.kh-testi__stars i:nth-child(1) { animation-delay: .05s; }
.kh-testi__stars i:nth-child(2) { animation-delay: .12s; }
.kh-testi__stars i:nth-child(3) { animation-delay: .19s; }
.kh-testi__stars i:nth-child(4) { animation-delay: .26s; }
.kh-testi__stars i:nth-child(5) { animation-delay: .33s; }

/* Pricing — featured card glow */
.kh-price-card--featured {
    background: linear-gradient(180deg, #fff, #F0FDFC);
    position: relative;
}
.kh-price-card--featured::after {
    content: "";
    position: absolute; inset: -2px;
    border-radius: calc(var(--kh-radius) + 2px);
    background: linear-gradient(135deg, var(--kh-c-violet), var(--kh-primary), var(--kh-c-amber));
    z-index: -1;
    opacity: .35;
    filter: blur(14px);
}
.kh-price-card__tag {
    background: linear-gradient(90deg, var(--kh-c-pink), var(--kh-c-violet));
    box-shadow: 0 6px 14px rgba(139,92,246,.35);
    z-index: 3;
    white-space: nowrap;
}
/* Pastikan grid pricing punya space utk tag yg keluar dr kartu featured */
#harga .kh-grid { padding-top: 14px; }

/* Final CTA — pulse glow halus */
.kh-cta::after {
    content: "";
    position: absolute; bottom: -180px; right: -100px;
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(245,158,11,.20), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    animation: kh-float 10s ease-in-out infinite;
}

/* Persona ICON warna */
.kh-persona h3 i { margin-right: 6px; }

/* "Cocok untuk" — pakai kh-grid--4 baru */
.kh-grid--4-personas {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.kh-grid--4-personas > .kh-persona { border-top: 4px solid var(--kh-primary); }
.kh-grid--4-personas > .kh-persona:nth-child(1) { border-top-color: var(--kh-c-pink); }
.kh-grid--4-personas > .kh-persona:nth-child(1) h3 i { color: var(--kh-c-pink); }
.kh-grid--4-personas > .kh-persona:nth-child(2) { border-top-color: var(--kh-c-blue); }
.kh-grid--4-personas > .kh-persona:nth-child(2) h3 i { color: var(--kh-c-blue); }
.kh-grid--4-personas > .kh-persona:nth-child(3) { border-top-color: var(--kh-c-violet); }
.kh-grid--4-personas > .kh-persona:nth-child(3) h3 i { color: var(--kh-c-violet); }
.kh-grid--4-personas > .kh-persona:nth-child(4) { border-top-color: var(--kh-c-amber); }
.kh-grid--4-personas > .kh-persona:nth-child(4) h3 i { color: var(--kh-c-amber); }

/* Stats strip (sosial proof) */
.kh-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 920px;
    margin: 36px auto 0;
}
.kh-stats__item {
    text-align: center;
    padding: 18px 14px;
    border-radius: var(--kh-radius);
    background: #fff;
    border: 1px solid var(--kh-border);
    box-shadow: var(--kh-shadow-sm);
    transition: transform .25s ease;
}
.kh-stats__item:hover { transform: translateY(-3px); }
.kh-stats__num {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(90deg, var(--kh-c-violet), var(--kh-primary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
}
.kh-stats__item:nth-child(2) .kh-stats__num { background: linear-gradient(90deg, var(--kh-c-pink), var(--kh-c-amber)); -webkit-background-clip: text; background-clip: text; }
.kh-stats__item:nth-child(3) .kh-stats__num { background: linear-gradient(90deg, var(--kh-c-emerald), var(--kh-c-sky));  -webkit-background-clip: text; background-clip: text; }
.kh-stats__item:nth-child(4) .kh-stats__num { background: linear-gradient(90deg, var(--kh-c-blue), var(--kh-c-violet));   -webkit-background-clip: text; background-clip: text; }
.kh-stats__lab { display: block; color: var(--kh-muted); font-size: .82rem; margin-top: 6px; font-weight: 600; }

/* Reveal-on-scroll utility (JS akan tambah .is-visible) */
.kh-reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.kh-reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Responsive tambahan */
@media (max-width: 860px) {
    .kh-grid--4-personas { grid-template-columns: 1fr 1fr; }
    .kh-stats { grid-template-columns: 1fr 1fr; }
    .kh-hero__blob { width: 200px; height: 200px; }
}
@media (max-width: 520px) {
    .kh-grid--4-personas { grid-template-columns: 1fr; }
    .kh-stats { grid-template-columns: 1fr 1fr; }
    .kh-stats__num { font-size: 1.4rem; }
}

/* ============================================================ */
/*  SECTION "KENAPA KAS AJAIB BEDA?" — eye-catching version      */
/* ============================================================ */
.kh-why-section {
    position: relative;
    overflow: hidden;
}

/* Blob latar berwarna soft */
.kh-why-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}
.kh-why-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: .35;
}
.kh-why-blob--1 {
    width: 380px;
    height: 380px;
    top: -120px;
    left: -100px;
    background: radial-gradient(circle, var(--kh-c-sky), transparent 70%);
}
.kh-why-blob--2 {
    width: 460px;
    height: 460px;
    bottom: -160px;
    right: -120px;
    background: radial-gradient(circle, var(--kh-c-pink), transparent 70%);
    opacity: .25;
}

.kh-why-section .kh-container { position: relative; z-index: 1; }

/* Eyebrow tag di atas judul */
.kh-eyebrow {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--kh-primary);
    background: rgba(20, 184, 166, .1);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 14px;
}

/* Bagian "beda?" pakai gradient text */
.kh-grad-text {
    background: linear-gradient(90deg, var(--kh-c-violet, #8B5CF6), var(--kh-primary, #14B8A6), var(--kh-c-amber, #F59E0B));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    font-style: italic;
}

/* Grid kartu */
.kh-why {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    margin-top: 36px;
}

/* Kartu individual */
.kh-why__card {
    --kh-why-c1: #14B8A6;
    --kh-why-c2: #06B6D4;
    --kh-why-tint: rgba(20, 184, 166, .08);

    position: relative;
    background: #fff;
    border: 1px solid var(--kh-border);
    border-radius: 22px;
    padding: 28px 26px 26px;
    overflow: hidden;
    transition: transform .35s cubic-bezier(.2, .8, .2, 1), box-shadow .35s, border-color .35s;
    isolation: isolate;
}

/* Glow ring mengikuti tema kartu */
.kh-why__card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--kh-why-c1), var(--kh-why-c2));
    opacity: .9;
}

/* Tinted blob di pojok kanan-atas, makin berasa saat hover */
.kh-why__card::after {
    content: "";
    position: absolute;
    top: -60px; right: -60px;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: var(--kh-why-tint);
    z-index: -1;
    transition: transform .5s ease;
}

.kh-why__card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -20px rgba(20, 184, 166, .25), 0 8px 16px -8px rgba(0, 0, 0, .08);
    border-color: transparent;
}
.kh-why__card:hover::after { transform: scale(1.4); }

/* Ikon — gradient bulat dengan ring soft */
.kh-why__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--kh-why-c1), var(--kh-why-c2));
    color: #fff;
    font-size: 1.7rem;
    margin-bottom: 18px;
    box-shadow: 0 12px 24px -8px var(--kh-why-tint), 0 4px 10px rgba(0, 0, 0, .06);
    transition: transform .35s ease;
}
.kh-why__card:hover .kh-why__icon {
    transform: rotate(-6deg) scale(1.05);
}

.kh-why__card h3 {
    margin: 0 0 8px;
    font-size: 1.18rem;
    color: var(--kh-ink);
}
.kh-why__card p {
    margin: 0 0 16px;
    color: var(--kh-muted);
    font-size: .95rem;
    line-height: 1.55;
}

/* Chip kecil di bawah — highlight value */
.kh-why__chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: .78rem;
    font-weight: 600;
    color: var(--kh-why-c1);
    background: var(--kh-why-tint);
    padding: 6px 12px;
    border-radius: 999px;
}
.kh-why__chip i { font-size: .7rem; }

/* Tema warna per kartu */
.kh-why__card--teal {
    --kh-why-c1: #14B8A6;
    --kh-why-c2: #06B6D4;
    --kh-why-tint: rgba(20, 184, 166, .1);
}
.kh-why__card--amber {
    --kh-why-c1: #F59E0B;
    --kh-why-c2: #F97316;
    --kh-why-tint: rgba(245, 158, 11, .1);
}
.kh-why__card--coral {
    --kh-why-c1: #EF4444;
    --kh-why-c2: #EC4899;
    --kh-why-tint: rgba(239, 68, 68, .08);
}
.kh-why__card--violet {
    --kh-why-c1: #8B5CF6;
    --kh-why-c2: #6366F1;
    --kh-why-tint: rgba(139, 92, 246, .1);
}

/* Responsif */
@media (max-width: 820px) {
    .kh-why { grid-template-columns: 1fr; gap: 16px; }
    .kh-why__card { padding: 24px 22px 22px; }
    .kh-why__icon { width: 56px; height: 56px; font-size: 1.45rem; border-radius: 16px; margin-bottom: 14px; }
    .kh-why-blob--1 { width: 260px; height: 260px; }
    .kh-why-blob--2 { width: 320px; height: 320px; }
}