/* =========================================================
   Landing page - Aplikasi Bimbingan Skripsi
   ========================================================= */

:root {
  --primary: #4f46e5;
  --primary-gelap: #4338ca;
  --primary-muda: #eef2ff;
  --gelap: #10163a;
  --teks: #1e293b;
  --teks-lembut: #64748b;
  --garis: #e2e8f0;
  --putih: #fff;
  --abu: #f6f7fb;
  --radius: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  color: var(--teks);
  background: var(--putih);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.22; margin: 0 0 .6rem; font-weight: 700; letter-spacing: -.015em; }
h1 { font-size: clamp(1.9rem, 4.4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
p { margin: 0 0 1rem; }
a { color: var(--primary); text-decoration: none; }

.wadah { width: min(1140px, 92%); margin: 0 auto; }
.rata-tengah { text-align: center; }
.lembut { color: var(--teks-lembut); }
.kecil { font-size: .85rem; }

/* ---------- Tombol ---------- */
.tbl {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .8rem 1.5rem; border-radius: 10px;
  background: var(--primary); color: #fff; font-weight: 600; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: background .16s, transform .06s, box-shadow .16s;
}
.tbl:hover { background: var(--primary-gelap); box-shadow: 0 10px 24px rgba(79,70,229,.25); }
.tbl:active { transform: translateY(1px); }
.tbl--garis { background: transparent; color: var(--teks); border-color: var(--garis); }
.tbl--garis:hover { background: var(--abu); box-shadow: none; }
.tbl--terang { background: #fff; color: var(--primary); }
.tbl--terang:hover { background: #eef2ff; }
.tbl--kecil { padding: .5rem 1rem; font-size: .87rem; }
.tbl--blok { width: 100%; margin-top: auto; }

/* ---------- Navbar ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--garis);
}
.nav__isi { display: flex; align-items: center; justify-content: space-between; padding: .85rem 0; gap: 1rem; }
.logo { display: flex; align-items: center; gap: .6rem; font-weight: 700; color: var(--teks); }
.logo__mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6); color: #fff;
  display: grid; place-items: center; font-size: .8rem; letter-spacing: .5px;
}
.nav__menu { display: flex; align-items: center; gap: 1.4rem; }
.nav__menu a { color: var(--teks-lembut); font-size: .92rem; font-weight: 500; }
.nav__menu a:hover { color: var(--primary); }
.nav__menu a.tbl { color: #fff; }

/* ---------- Hero ---------- */
.hero {
  background: radial-gradient(1100px 520px at 12% -10%, #e0e7ff 0%, transparent 62%), var(--putih);
  padding: 4.2rem 0 3.5rem;
}
.hero__isi { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; align-items: center; }
.pil-hero {
  display: inline-block; background: var(--primary-muda); color: var(--primary);
  padding: .35rem .85rem; border-radius: 999px; font-size: .8rem; font-weight: 700;
  letter-spacing: .03em; margin-bottom: 1rem;
}
.hero__teks { font-size: 1.05rem; color: var(--teks-lembut); max-width: 46ch; }
.hero__aksi { display: flex; gap: .75rem; flex-wrap: wrap; margin: 1.6rem 0 2rem; }
.hero__poin { display: flex; gap: 2rem; flex-wrap: wrap; }
.hero__poin div { display: flex; flex-direction: column; }
.hero__poin strong { font-size: 1.05rem; }
.hero__poin span { font-size: .82rem; color: var(--teks-lembut); }

.hero__kartu { display: flex; justify-content: center; }
.mini-kartu {
  background: var(--gelap); color: #dbe0f5; border-radius: 20px;
  padding: 1.75rem; width: 100%; max-width: 380px;
  box-shadow: 0 24px 60px rgba(16,22,58,.28);
}
.mini-kartu__judul {
  font-size: .75rem; text-transform: uppercase; letter-spacing: .12em;
  color: #8b96bd; margin-bottom: 1rem;
}
.mini-langkah { margin: 0; padding-left: 1.15rem; display: grid; gap: .85rem; font-size: .92rem; }
.mini-langkah strong { color: #fff; display: block; }

/* ---------- Seksi ---------- */
.seksi { padding: 4rem 0; }
.seksi--abu { background: var(--abu); }
.seksi__kepala { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }
.seksi__kepala p { color: var(--teks-lembut); margin-bottom: 0; }

/* ---------- Paket ---------- */
.grid-paket { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.35rem; }
.kartu-paket {
  position: relative; background: var(--putih);
  border: 1px solid var(--garis); border-radius: var(--radius);
  padding: 1.6rem 1.4rem; display: flex; flex-direction: column;
  transition: transform .16s, box-shadow .16s, border-color .16s;
}
.kartu-paket:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(15,23,42,.09); border-color: #c7d2fe; }
.kartu-paket.is-unggulan { border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-muda); }
.label-unggulan {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; font-size: .68rem; font-weight: 700;
  padding: .25rem .75rem; border-radius: 999px; letter-spacing: .05em; white-space: nowrap;
}
.kartu-paket__bab {
  font-size: .74rem; font-weight: 700; letter-spacing: .09em;
  text-transform: uppercase; color: var(--primary);
}
.kartu-paket h3 { font-size: 1.12rem; margin: .2rem 0 .3rem; }
.kartu-paket__harga { font-size: 1.85rem; font-weight: 700; margin: .3rem 0 .5rem; letter-spacing: -.02em; }
.kartu-paket__desk { font-size: .88rem; color: var(--teks-lembut); }
.kartu-paket__fitur { list-style: none; padding: 0; margin: .6rem 0 1rem; font-size: .88rem; }
.kartu-paket__fitur li { position: relative; padding-left: 1.4rem; margin-bottom: .4rem; }
.kartu-paket__fitur li::before {
  content: ""; position: absolute; left: 0; top: .5em;
  width: 8px; height: 8px; border-radius: 50%; background: var(--primary);
}
.kartu-paket__meta {
  font-size: .78rem; color: var(--teks-lembut);
  border-top: 1px dashed var(--garis); padding-top: .75rem; margin-bottom: 1rem;
}

/* ---------- Alur ---------- */
.grid-alur { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.25rem; }
.kartu-alur { background: var(--putih); border: 1px solid var(--garis); border-radius: var(--radius); padding: 1.5rem; }
.kartu-alur .nomor {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px;
  background: var(--primary-muda); color: var(--primary); font-weight: 700; margin-bottom: .8rem;
}
.kartu-alur h3 { font-size: 1.02rem; }
.kartu-alur p { font-size: .89rem; color: var(--teks-lembut); margin-bottom: 0; }

/* ---------- Testimoni ---------- */
.grid-testi { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.kartu-testi {
  margin: 0; background: var(--putih); border: 1px solid var(--garis);
  border-radius: var(--radius); padding: 1.5rem;
}
.bintang { color: #f59e0b; letter-spacing: .12em; margin-bottom: .6rem; }
.kartu-testi blockquote { margin: 0 0 1rem; font-size: .93rem; color: var(--teks); }
.kartu-testi figcaption strong { display: block; font-size: .9rem; }
.kartu-testi figcaption span { font-size: .8rem; color: var(--teks-lembut); }

/* ---------- CTA ---------- */
.cta { background: linear-gradient(135deg, #312e81, #4f46e5); color: #fff; padding: 3.2rem 0; }
.cta__isi { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta h2 { margin-bottom: .3rem; }
.cta p { margin: 0; color: #d5d9f7; }

/* ---------- Footer ---------- */
.kaki { background: var(--gelap); color: #98a2c4; padding: 3rem 0 1.5rem; font-size: .9rem; }
.kaki__isi { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2rem; }
.logo--kaki { color: #fff; margin-bottom: .7rem; }
.kaki__tautan, .kaki__kontak { display: flex; flex-direction: column; gap: .5rem; }
.kaki a { color: #98a2c4; }
.kaki a:hover { color: #fff; }
.kaki__bawah {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 2rem; padding-top: 1.2rem; font-size: .82rem; color: #6b7ba8;
}

/* ---------- WA apung ---------- */
.wa-apung {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 54px; height: 54px; border-radius: 50%;
  background: #25d366; color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 10px 26px rgba(37,211,102,.4);
  transition: transform .16s;
}
.wa-apung:hover { transform: scale(1.07); }

/* ---------- Responsif ---------- */
@media (max-width: 900px) {
  .hero__isi { grid-template-columns: 1fr; }
  .hero__kartu { order: -1; }
  .kaki__isi { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav__menu { gap: .85rem; }
  .nav__menu a:not(.tbl) { display: none; }
  .hero { padding: 2.5rem 0; }
  .seksi { padding: 2.75rem 0; }
}

/* ---------- Logo situs yang diunggah admin ---------- */
.logo__gambar { height: 34px; width: auto; max-width: 200px; object-fit: contain; display: block; }