/* Landing Useful Tools: konsep struktur & gerak diadopsi dari studi grassfeld.com
   (hero besar, kartu bento, scrub counter, bubble stack, bintang ajaib, nav is-scrolled).
   Seluruh teks, warna, dan aset milik Useful Tools. */

:root {
  --brand: #6B60AA;
  --brand-600: #51477f;
  --brand-50: #f0eef8;
  --brand-100: #e0dcf0;
  --blue: #407add;
  --blue-50: #edf3fc;
  --ink: #202128;
  --ink-70: #4b4f5c;
  --ink-50: #7a7f8d;
  --line: #e3e7ef;
  --surface: #ffffff;
  --surface-2: #f5f7fb;
  --dark: #12141a;
  --warn: #fff3e2;
  --radius: 20px;
  --radius-sm: 12px;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --maxw: 74rem;
  --font: "Poppins", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body {
  margin: 0;
  background: transparent;
  color: var(--ink);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.1; letter-spacing: -0.02em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

/* ───────── Aurora background (port CSS murni dari komponen shadcn.io/Aceternity
   "Aurora Background" yang user kirim — originally React+Tailwind, di-port manual
   ke CSS vanilla karena landing page ini bukan React. Warna diganti ke brand ungu
   (base #6B60AA dkk), mekanisme sama: 2 garis diagonal repeating-gradient yang
   di-geser horizontal via animasi background-position, dibungkus radial mask biar
   pudar di tepi. ─────────
   Lapisan gradasi yang gerak di belakang semua konten. Transparan, nggak nutup teks. */
.aurora {
  position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none;
  background: var(--surface);
  -webkit-mask-image: radial-gradient(ellipse at 100% 0%, #000 10%, transparent 70%);
          mask-image: radial-gradient(ellipse at 100% 0%, #000 10%, transparent 70%);
}
.aurora__layer {
  position: absolute; inset: -10px;
  background-image:
    repeating-linear-gradient(100deg, #fff 0%, #fff 7%, transparent 10%, transparent 12%, #fff 16%),
    repeating-linear-gradient(100deg, #6B60AA 10%, #8c7fc9 15%, #a79bd9 20%, #5a4f96 25%, #463b7d 30%);
  background-size: 300% 200%;
  background-position: 50% 50%, 50% 50%;
  opacity: .35;
  filter: blur(10px);
  animation: aurora-flow 60s linear infinite;
  will-change: background-position;
}
@keyframes aurora-flow {
  from { background-position: 50% 50%, 50% 50%; }
  to   { background-position: 350% 50%, 350% 50%; }
}
@media (prefers-reduced-motion: reduce) { .aurora__layer { animation: none; } }

.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 100; border-radius: 0 0 8px 0; }
.skip:focus { left: 0; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
.wrap--narrow { max-width: 48rem; }

/* ───────── Nav (is-scrolled, ala grassfeld) ───────── */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; transition: background .25s, box-shadow .25s, backdrop-filter .25s; }
.nav.is-scrolled { background: rgba(255,255,255,.86); backdrop-filter: saturate(1.4) blur(12px); box-shadow: 0 1px 0 var(--line); }
.nav__inner { max-width: var(--maxw); margin: 0 auto; padding: .85rem var(--pad); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 700; text-decoration: none; letter-spacing: -0.01em; }
.nav__links { display: none; gap: 1.75rem; }
.nav__links a { text-decoration: none; font-size: .92rem; font-weight: 500; color: var(--ink-70); transition: color .15s; }
.nav__links a:hover { color: var(--ink); }
@media (min-width: 62rem) { .nav__links { display: flex; } }

/* ───────── Tombol ───────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.5rem; border-radius: 999px; border: 2px solid var(--ink);
  background: var(--ink); color: #fff; font: 600 .95rem var(--font); text-decoration: none; cursor: pointer;
  transition: transform .18s cubic-bezier(.34,1.56,.64,1), background .18s, color .18s, border-color .18s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--sm { padding: .55rem 1.1rem; font-size: .85rem; }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: #fff; }
.btn--light { background: #fff; color: var(--ink); border-color: #fff; }
.btn:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

/* ───────── Tipografi section ───────── */
.eyebrow { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--brand-600); margin-bottom: 1rem; }
.eyebrow--light { color: #cfc7f0; }
.lead { font-size: clamp(1.02rem, 1.4vw, 1.2rem); color: var(--ink-70); max-width: 38rem; }
.fine { font-size: .82rem; color: var(--ink-50); }
.fine--center { text-align: center; margin-top: 1.5rem; }
.mark { background: linear-gradient(var(--brand-100), var(--brand-100)) 0 68% / 100% .42em no-repeat; padding: 0 .12em; border-radius: 4px; -webkit-box-decoration-break: clone; box-decoration-break: clone; }

.section { padding: clamp(4rem, 9vw, 8rem) 0; }
.section--tint { background: var(--surface-2); }
.section--dark { background: var(--dark); color: #fff; }
.section__head { margin-bottom: clamp(2rem, 4vw, 3.5rem); max-width: 44rem; }
.section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section__head--center .lead { margin-inline: auto; }
.section__head h2, .assist__copy h2, .final h2 { font-size: clamp(2rem, 4.6vw, 3.4rem); font-weight: 800; letter-spacing: -0.03em; text-wrap: balance; }
.section__head .lead { margin-top: 1rem; }

/* ───────── Hero ───────── */
.hero { padding: clamp(7rem, 12vw, 10rem) 0 clamp(3rem, 6vw, 6rem); background:
  radial-gradient(60rem 30rem at 85% -10%, var(--brand-50), transparent 60%),
  radial-gradient(40rem 24rem at -5% 40%, var(--blue-50), transparent 60%); }
.hero__grid { display: grid; gap: 3.5rem; align-items: center; }
@media (min-width: 62rem) { .hero__grid { grid-template-columns: 1.1fr .9fr; } }
.hero h1 { font-size: clamp(2.5rem, 6.4vw, 4.75rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.02; text-wrap: balance; }
.hero .lead { margin-top: 1.5rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2rem; }
.hero .fine { margin-top: 1.1rem; }

.hero__visual { position: relative; display: grid; place-items: center; min-height: 28rem; }
.phone {
  width: min(19rem, 100%); background: var(--surface); border: 1px solid var(--line); border-radius: 2.2rem;
  padding: 2rem 1.4rem 1.6rem; box-shadow: 0 30px 60px -20px rgba(32,33,40,.25), 0 8px 18px -8px rgba(32,33,40,.12);
  position: relative;
}
.phone__notch { width: 5rem; height: 1.2rem; background: var(--ink); border-radius: 999px; position: absolute; top: .6rem; left: 50%; transform: translateX(-50%); opacity: .9; }
.ph-label { font-size: .8rem; color: var(--ink-50); font-weight: 500; margin-top: .8rem; }
.ph-amount { font-size: 2.4rem; font-weight: 800; letter-spacing: -0.03em; color: var(--brand-600); line-height: 1.1; font-variant-numeric: tabular-nums; }
.ph-sub { font-size: .82rem; color: var(--ink-70); margin-top: .2rem; }
.ph-meter { height: .55rem; background: var(--surface-2); border-radius: 999px; margin: 1.1rem 0 1.2rem; overflow: hidden; }
.ph-meter span { display: block; height: 100%; width: 100%; background: linear-gradient(90deg, var(--brand), #9b8fd6); border-radius: inherit; transform-origin: left; }
.ph-list li { display: flex; justify-content: space-between; gap: .75rem; padding: .55rem 0; border-top: 1px dashed var(--line); font-size: .8rem; color: var(--ink-70); }
.ph-list b { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.ph-list .neg { color: #c2410c; }

.float {
  position: absolute; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .55rem .95rem;
  font-size: .78rem; font-weight: 500; box-shadow: 0 10px 24px -10px rgba(32,33,40,.25); display: flex; align-items: center; gap: .5rem; max-width: 15rem; line-height: 1.3;
}
.float--a { left: -1rem; top: 14%; }
.float--b { right: -.5rem; bottom: 12%; }
.dot { width: .6rem; height: .6rem; background: var(--brand); border-radius: 50%; flex: none; }
.dot--blue { background: var(--blue); }
@media (max-width: 40rem) { .float--a { left: 0; top: 2%; } .float--b { right: 0; bottom: 0; } .hero__visual { min-height: 26rem; } }

/* ───────── Rumus ───────── */
.formula__grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr)); }
.fcard { background: var(--surface-2); border-radius: var(--radius); padding: 1.6rem; position: relative; border: 1px solid transparent; }
.fcard--accent { background: var(--brand-50); border-color: var(--brand-100); }
.fcard__step { display: inline-grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--ink); color: #fff; font-weight: 700; font-size: .85rem; }
.fcard h3 { font-size: 1.1rem; font-weight: 700; margin: 1rem 0 .5rem; letter-spacing: -0.01em; }
.fcard__num { white-space: nowrap; font-size: clamp(1.25rem, 1.85vw, 1.75rem); font-weight: 800; letter-spacing: -0.03em; margin-bottom: .5rem; font-variant-numeric: tabular-nums; }
.fcard__num--neg { color: #c2410c; }
.fcard p:last-child { color: var(--ink-70); font-size: .92rem; }

/* ───────── Menu chips ───────── */
/* BUG FIX: border-radius:999px di SINI ngira .menus__track bakal selalu 1 baris
   tipis (pill horizontal) — tapi .menus__row flex-wrap bikin dia wrap jadi
   banyak baris (kotak hampir persegi di mobile), dan radius 999px di kotak
   persegi motong sudut-sudutnya jadi oval raksasa. Chip di pojok (kiri-atas,
   kiri-bawah) ikut kepotong overflow:hidden. Ganti ke radius wajar + buang
   overflow:hidden (gak ada alasan motong konten sendiri di sini). */
.menus__track { border-radius: 1.5rem; }
.menus__row { display: flex; flex-wrap: wrap; justify-content: center; gap: .65rem; }
.menus__row li { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .6rem 1.15rem; font-weight: 600; font-size: .92rem; }
.menus__cta { text-align: center; margin-top: 2.2rem; }

/* ───────── Bento ───────── */
.bento { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 48rem) { .bento { grid-template-columns: repeat(6, 1fr); } .bcard { grid-column: span 3; min-height: 13rem; } .bcard--wide { grid-column: span 4; } .bcard:nth-child(2), .bcard:nth-child(3) { grid-column: span 2; } .bcard:nth-child(4) { grid-column: span 2; } .bcard:nth-child(5) { grid-column: span 4; } }
.bcard { background: var(--surface-2); border-radius: var(--radius); padding: clamp(1.4rem, 3vw, 2.2rem); min-height: 9.5rem; display: flex; flex-direction: column; justify-content: flex-end; gap: .6rem; transition: transform .25s cubic-bezier(.34,1.56,.64,1), box-shadow .25s; }
.bcard:nth-child(1) { background: var(--brand-50); }
.bcard:nth-child(3) { background: var(--blue-50); }
.bcard:nth-child(5) { background: var(--warn); }
.bcard:hover { transform: translateY(-4px); box-shadow: 0 18px 36px -18px rgba(32,33,40,.28); }
.bcard h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); font-weight: 700; text-wrap: balance; }
.bcard p { color: var(--ink-70); font-size: .95rem; max-width: 34rem; }

/* ───────── Asisten ───────── */
.assist__grid { display: grid; gap: 3rem; align-items: center; }
@media (min-width: 62rem) { .assist__grid { grid-template-columns: 1fr 1fr; } }
.assist .lead { color: #b8bcc8; margin: 1.2rem 0 2rem; }
.assist__stage { position: relative; height: 24rem; max-width: 26rem; width: 100%; margin-inline: auto; }
.bubble {
  position: absolute; left: 0; top: 0; background: #1f232d; border: 1px solid #323847; color: #eef0f6; border-radius: 1.2rem 1.2rem 1.2rem .3rem;
  padding: .75rem 1.1rem; font-size: .92rem; font-weight: 500; max-width: 90%; box-shadow: 0 12px 28px -12px rgba(0,0,0,.6);
}
/* fallback tanpa JS: tumpuk statis */
html:not(.js) .bubble { position: relative; display: inline-block; margin: .35rem .35rem 0 0; }
html:not(.js) .assist__stage { height: auto; }

/* ───────── Krisis ───────── */
.crisis { position: relative; overflow: hidden; background: linear-gradient(180deg, #fff, var(--warn) 140%); }
.crisis__stars { position: absolute; inset: 0; pointer-events: none; }
.star { position: absolute; width: 1.1rem; height: 1.1rem; color: #f5a524; pointer-events: none; }
.crisis > .wrap { position: relative; }
.crisis__grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.ccard { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.ccard__k { display: inline-grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 12px; background: var(--ink); color: #fff; font-weight: 800; }
.ccard h3 { font-size: 1.2rem; font-weight: 700; margin: 1rem 0 .5rem; }
.ccard p { color: var(--ink-70); font-size: .94rem; }

/* ───────── Keamanan ───────── */
.trio { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.tcard { background: #fff; border-radius: var(--radius); padding: 1.7rem; border: 1px solid var(--line); }
.tcard h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: .5rem; }
.tcard p { color: var(--ink-70); font-size: .94rem; }

/* ───────── Harga ───────── */
.plans { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); align-items: stretch; max-width: 60rem; margin: 0 auto; }
.plan { background: var(--surface-2); border-radius: var(--radius); padding: 2rem; display: flex; flex-direction: column; gap: .8rem; position: relative; }
.plan--hot { background: var(--ink); color: #fff; }
.plan--hot .plan__price { color: #fff; }
.plan__tag { position: absolute; top: -.8rem; left: 1.5rem; background: var(--brand); color: #fff; font-size: .72rem; font-weight: 700; padding: .3rem .8rem; border-radius: 999px; }
.plan h3 { font-size: 1.1rem; font-weight: 600; }
.plan__price { font-size: clamp(2rem, 3.4vw, 2.6rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.plan__price small { display: block; font-size: .85rem; font-weight: 500; opacity: .7; margin: .3rem 0 0; letter-spacing: 0; }
.plan__was { display: block; font-size: .95rem; font-weight: 600; text-decoration: line-through; opacity: .55; letter-spacing: 0; margin-bottom: .1rem; }
.plan p:not(.plan__price) { color: var(--ink-70); flex: 1; font-size: .94rem; }
.plan--hot p:not(.plan__price) { color: #c9cdd8; }
.plan .btn { margin-top: .6rem; }
.plan--hot .btn { background: var(--brand); border-color: var(--brand); color: #fff; }

/* Banner promo early-bird */
.promo { max-width: 60rem; margin: 0 auto 1.5rem; background: var(--brand-50); border: 1px solid var(--brand-100); border-radius: var(--radius); padding: 1.3rem 1.5rem; }
.promo__top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem; }
.promo__badge { background: var(--brand); color: #fff; font-size: .74rem; font-weight: 700; padding: .3rem .8rem; border-radius: 999px; }
.promo__left { font-size: .82rem; font-weight: 600; color: var(--brand-600); }
.promo__bar { height: .55rem; background: #fff; border: 1px solid var(--brand-100); border-radius: 999px; overflow: hidden; margin: .8rem 0 .6rem; }
.promo__bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--brand), #9b8fd6); border-radius: inherit; transition: width .6s ease; }
.promo__note { font-size: .84rem; color: var(--ink-70); }

/* Testimoni */
.testi { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); }
.tcard--testi, .testi__card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; }
.testi__stars { color: #f5a524; font-size: .95rem; letter-spacing: .1em; }
.testi__body { color: var(--ink-70); font-size: .94rem; margin: .6rem 0 .9rem; }
.testi__who { font-weight: 700; font-size: .9rem; }

/* ───────── FAQ ───────── */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: .7rem; overflow: hidden; }
.faq summary { cursor: pointer; padding: 1.15rem 1.4rem; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--brand-600); transition: transform .25s cubic-bezier(.34,1.56,.64,1); flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 1.4rem 1.3rem; color: var(--ink-70); }

/* ───────── CTA akhir & footer ───────── */
.final__box { background: var(--ink); color: #fff; border-radius: calc(var(--radius) + 8px); padding: clamp(2.5rem, 7vw, 5rem) var(--pad); text-align: center; background-image: radial-gradient(30rem 16rem at 80% 0%, rgba(107,96,170,.45), transparent 60%); }
.final__box .lead { color: #c9cdd8; margin: 1rem auto 2rem; }
.footer { padding: 2rem 0 3rem; border-top: 1px solid var(--line); }
.footer__row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; font-size: .88rem; color: var(--ink-50); }
.footer__row a { text-decoration: none; }
.footer__row a:hover { color: var(--ink); }

/* ───────── State awal animasi (hanya bila JS aktif) ───────── */
html.js [data-reveal], html.js [data-hero-in] { opacity: 0; transform: translateY(24px); }
html.js [data-menu-chip] { opacity: .0; }

/* ───────── Hormati preferensi kurangi gerak ───────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  html.js [data-reveal], html.js [data-hero-in], html.js [data-menu-chip] { opacity: 1 !important; transform: none !important; }
}

/* ───────── Live chat "admin" (P6) ───────── */
.lc { position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 90; }
.lc__btn { width: 3.6rem; height: 3.6rem; border-radius: 50%; border: none; background: var(--brand); color: #fff; display: grid; place-items: center; cursor: pointer; box-shadow: 0 12px 28px -8px rgba(107,96,170,.6); transition: transform .2s; }
.lc__btn:hover { transform: scale(1.06); }
.lc__panel { position: absolute; right: 0; bottom: 4.4rem; width: min(22rem, calc(100vw - 2.4rem)); background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 24px 60px -18px rgba(32,33,40,.4); overflow: hidden; display: flex; flex-direction: column; max-height: min(32rem, 72vh); }
/* BUG FIX: .lc__panel{display:flex} di atas (class, spesifisitas 0,1,0) ngalahin
   behavior bawaan atribut [hidden] browser (display:none, UA stylesheet spesifisitas
   lebih rendah) — akibatnya panel chat kelihatan kebuka sendiri tiap halaman di-load,
   padahal JS-nya nggak pernah manggil open(). Rule ini balikin perilaku [hidden] yang benar. */
.lc__panel[hidden] { display: none; }
.lc__head { background: var(--brand); color: #fff; padding: .9rem 1rem; display: flex; align-items: center; justify-content: space-between; }
.lc__who { display: flex; align-items: center; gap: .6rem; }
.lc__avatar { width: 2.2rem; height: 2.2rem; border-radius: 50%; background: #fff; color: var(--brand-600); font-weight: 800; display: grid; place-items: center; }
.lc__who b { display: block; font-size: .92rem; line-height: 1.1; }
.lc__who small { display: flex; align-items: center; gap: .35rem; font-size: .72rem; opacity: .9; }
.lc__online { width: .5rem; height: .5rem; border-radius: 50%; background: #67e8a3; display: inline-block; }
.lc__close { background: none; border: none; color: #fff; font-size: 1.5rem; line-height: 1; cursor: pointer; opacity: .85; }
.lc__body { flex: 1; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: .6rem; background: var(--surface-2); }
.lc__msg { max-width: 85%; padding: .6rem .85rem; border-radius: 14px; font-size: .9rem; line-height: 1.45; white-space: pre-wrap; word-break: break-word; }
.lc__msg--bot { background: #fff; border: 1px solid var(--line); align-self: flex-start; border-bottom-left-radius: 4px; }
.lc__msg--me { background: var(--brand); color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.lc__msg--typing { color: var(--ink-50); font-style: italic; }
.lc__form { display: flex; gap: .5rem; padding: .7rem; border-top: 1px solid var(--line); background: #fff; }
.lc__form input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 999px; padding: .6rem .9rem; font: inherit; font-size: .9rem; outline: none; }
.lc__form input:focus { border-color: var(--brand); }
.lc__form button { flex: none; width: 2.6rem; height: 2.6rem; border-radius: 50%; border: none; background: var(--brand); color: #fff; display: grid; place-items: center; cursor: pointer; }
.lc__form button:disabled { opacity: .5; cursor: default; }
@media (max-width: 30rem) { .lc { right: .8rem; bottom: .8rem; } }