/* =========================================================
   SPMB MTs Negeri 3 Bojonegoro — Neumorphism Design System
   Tahun Pelajaran 2026/2027
   ========================================================= */

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

:root {
  /* Palet warna neumorphism */
  --bg-base:        #e7ecf3;
  --bg-base-dark:   #d8dfe9;
  --shadow-light:   #ffffff;
  --shadow-dark:    #b9c4d3;

  --biru-utama:     #2b6cb0;
  --biru-tua:       #1a4a82;
  --biru-muda:      #5b9bd9;
  --biru-pucat:     #eaf2fb;

  --teks-utama:     #2d3748;
  --teks-sub:       #6b7686;
  --teks-terang:    #ffffff;

  --hijau:          #2f9e6e;
  --kuning:         #d9a52a;
  --merah:          #d9534f;
  --abu:            #8a93a3;

  --radius-md:      16px;
  --radius-lg:      24px;
  --radius-sm:      10px;

  --font-display:   'Poppins', sans-serif;
  --font-body:      'Inter', sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg-base);
  color: var(--teks-utama);
  font-family: var(--font-body);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--teks-utama);
  margin: 0 0 0.5em 0;
  line-height: 1.25;
}
p { line-height: 1.7; color: var(--teks-sub); }

/* =========================================================
   NEUMORPHIC PRIMITIVES
   ========================================================= */
.neu-raised {
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  box-shadow: 9px 9px 18px var(--shadow-dark), -9px -9px 18px var(--shadow-light);
}
.neu-inset {
  background: var(--bg-base);
  border-radius: var(--radius-md);
  box-shadow: inset 5px 5px 10px var(--shadow-dark), inset -5px -5px 10px var(--shadow-light);
}
.neu-flat {
  background: var(--bg-base);
  border-radius: var(--radius-md);
  box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);
}
.kartu {
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  box-shadow: 9px 9px 18px var(--shadow-dark), -9px -9px 18px var(--shadow-light);
  padding: 28px;
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  padding: 14px 26px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.18s ease;
  text-align: center;
  justify-content: center;
}
.btn-utama {
  background: linear-gradient(145deg, var(--biru-muda), var(--biru-utama));
  color: #fff;
  box-shadow: 5px 5px 12px rgba(43,108,176,0.35), -3px -3px 8px var(--shadow-light);
}
.btn-utama:hover {
  box-shadow: 7px 7px 18px rgba(43,108,176,0.45), -4px -4px 10px var(--shadow-light);
  transform: translateY(-2px);
}
.btn-netral {
  background: var(--bg-base);
  color: var(--teks-utama);
  box-shadow: 5px 5px 10px var(--shadow-dark), -5px -5px 10px var(--shadow-light);
}
.btn-netral:hover {
  box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
}
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }
.btn-blok { display: flex; width: 100%; margin-top: 14px; }
.btn-bahaya {
  background: linear-gradient(145deg, #e06060, var(--merah));
  color: #fff;
  box-shadow: 4px 4px 10px rgba(217,83,79,0.35);
}

/* =========================================================
   FORM INPUTS
   ========================================================= */
.grup-input { margin-bottom: 18px; }
.grup-input label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--teks-sub);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.grup-input input,
.grup-input select,
.grup-input textarea {
  width: 100%;
  background: var(--bg-base);
  border: none;
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--teks-utama);
  box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light);
  outline: none;
  transition: box-shadow 0.2s ease;
}
.grup-input input:focus,
.grup-input select:focus,
.grup-input textarea:focus {
  box-shadow: inset 5px 5px 10px var(--shadow-dark), inset -5px -5px 10px var(--shadow-light),
              0 0 0 3px rgba(43,108,176,0.18);
}
.grup-input textarea { resize: vertical; min-height: 80px; }
.judul-seksi-form {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--biru-utama);
  margin: 28px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--bg-base-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .grid-2 { grid-template-columns: 1fr; } }

/* =========================================================
   BADGES
   ========================================================= */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}
.badge-hijau  { background: #e0f5ec; color: var(--hijau); }
.badge-kuning { background: #fdf3dc; color: var(--kuning); }
.badge-merah  { background: #fbe6e5; color: var(--merah); }
.badge-abu    { background: #eceff3; color: var(--abu); }
.badge::before { content: '●'; font-size: 0.6rem; }

/* =========================================================
   NAVBAR ATAS (desktop)
   ========================================================= */
.navbar-atas {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(231, 236, 243, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.65);
}
.navbar-atas .isi-nav {
  max-width: 1160px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-nav { display: flex; align-items: center; gap: 12px; }
.brand-nav .logo-mini {
  width: 44px; height: 44px; border-radius: 14px;
  background: var(--bg-base);
  box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--biru-utama); font-weight: 800; font-size: 1.1rem;
  font-family: var(--font-display);
}
.brand-nav .teks-brand .nama-madrasah {
  font-family: var(--font-display);
  font-weight: 700; font-size: 0.95rem; color: var(--teks-utama);
}
.brand-nav .teks-brand .sub-brand { font-size: 0.72rem; color: var(--teks-sub); }

.menu-desktop { display: flex; gap: 6px; }
.menu-desktop a {
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem; font-weight: 600;
  color: var(--teks-sub);
  transition: all 0.18s ease;
}
.menu-desktop a:hover,
.menu-desktop a.aktif {
  color: var(--biru-utama);
  background: var(--bg-base);
  box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
}
@media (max-width: 900px) { .menu-desktop { display: none; } }

/* =========================================================
   BOTTOM NAVIGATION — GLASSMORPHISM KACA BENING BIRU
   ========================================================= */
.bottom-nav {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: min(94%, 480px);
  z-index: 100;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 10px 8px;

  /* Glass effect — biru transparan */
  background: linear-gradient(
    135deg,
    rgba(91, 155, 217, 0.30) 0%,
    rgba(43, 108, 176, 0.20) 100%
  );
  border: 1px solid rgba(255, 255, 255, 0.50);
  border-radius: 30px;

  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);

  box-shadow:
    0 14px 40px rgba(43, 108, 176, 0.28),
    0 2px 8px  rgba(43, 108, 176, 0.15),
    inset 0 1px 1px rgba(255, 255, 255, 0.65),
    inset 0 -1px 1px rgba(43, 108, 176, 0.12);
}

.bottom-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 9px 4px;
  border-radius: 20px;
  color: rgba(26, 74, 130, 0.85);
  font-size: 0.65rem;
  font-weight: 700;
  font-family: var(--font-body);
  letter-spacing: 0.02em;
  transition: all 0.22s ease;
}
.bottom-nav a .ikon-nav { font-size: 1.2rem; line-height: 1; }

.bottom-nav a.aktif {
  background: rgba(255, 255, 255, 0.60);
  color: var(--biru-tua);
  box-shadow:
    0 4px 16px rgba(43, 108, 176, 0.28),
    inset 0 1px 1px rgba(255,255,255,0.8);
}
.bottom-nav a:hover:not(.aktif) {
  background: rgba(255, 255, 255, 0.35);
  color: var(--biru-tua);
}

@media (min-width: 901px) { .bottom-nav { display: none; } }
@media (max-width: 900px)  { body { padding-bottom: 96px; } }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  max-width: 1160px;
  margin: 0 auto;
  padding: 64px 24px 48px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-base);
  box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--biru-utama);
  margin-bottom: 20px;
}
.hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; }
.hero h1 .aksen { color: var(--biru-utama); }
.hero p.lead { font-size: 1.05rem; max-width: 480px; margin-bottom: 28px; }
.hero .aksi-hero { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual {
  aspect-ratio: 1/1;
  border-radius: 32px;
  background: var(--bg-base);
  box-shadow: 12px 12px 26px var(--shadow-dark), -12px -12px 26px var(--shadow-light);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}

/* banner kecil info */
.hero-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, rgba(43,108,176,0.25), rgba(91,155,217,0.18));
  border: 1px solid rgba(255,255,255,0.5);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  padding: 10px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--biru-tua);
  box-shadow: 0 6px 20px rgba(43,108,176,0.2);
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 32px; }
  .hero-visual { order: -1; max-width: 320px; margin: 0 auto; aspect-ratio: 1.3/1; }
}

/* =========================================================
   GRID FITUR
   ========================================================= */
.section { max-width: 1160px; margin: 0 auto; padding: 24px 24px 64px; }
.section-judul { text-align: center; margin-bottom: 40px; }
.section-judul .label-kecil {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--biru-utama);
  margin-bottom: 10px;
}
.section-judul h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
.section-judul p { max-width: 560px; margin: 10px auto 0; }

.grid-fitur {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
@media (max-width: 900px) { .grid-fitur { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-fitur { grid-template-columns: 1fr; } }

.kartu-fitur {
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  box-shadow: 8px 8px 16px var(--shadow-dark), -8px -8px 16px var(--shadow-light);
  padding: 28px 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.kartu-fitur:hover {
  transform: translateY(-4px);
  box-shadow: 12px 12px 22px var(--shadow-dark), -10px -10px 20px var(--shadow-light);
}
.kartu-fitur .ikon-fitur {
  width: 56px; height: 56px;
  border-radius: 16px;
  background: linear-gradient(145deg, var(--biru-muda), var(--biru-utama));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
  box-shadow: 4px 4px 10px rgba(43,108,176,0.3);
}
.kartu-fitur h3 { font-size: 1.05rem; margin-bottom: 8px; }
.kartu-fitur p { font-size: 0.88rem; margin-bottom: 18px; }
.kartu-fitur .tautan-fitur {
  font-size: 0.85rem; font-weight: 700; color: var(--biru-utama);
  display: inline-flex; align-items: center; gap: 6px;
}

/* =========================================================
   TIMELINE
   ========================================================= */
.timeline { display: flex; flex-direction: column; gap: 0; }
.item-timeline {
  display: flex; gap: 20px;
  padding: 20px 0;
  border-bottom: 1px dashed var(--bg-base-dark);
}
.item-timeline:last-child { border-bottom: none; }
.nomor-timeline {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 14px;
  background: var(--bg-base);
  box-shadow: 4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; color: var(--biru-utama);
}
.item-timeline h4 { margin-bottom: 4px; font-size: 1rem; }
.item-timeline p { font-size: 0.88rem; margin: 0; }

/* =========================================================
   TABEL
   ========================================================= */
.tabel-wrap { overflow-x: auto; border-radius: var(--radius-md); }
table { width: 100%; border-collapse: collapse; background: var(--bg-base); }
table th, table td { padding: 14px 16px; text-align: left; font-size: 0.88rem; }
table th { background: var(--bg-base-dark); color: var(--teks-utama); font-weight: 700; }
table tr:not(:last-child) td { border-bottom: 1px solid var(--bg-base-dark); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--bg-base-dark);
  padding: 48px 24px 32px;
  margin-top: 40px;
}
.footer .isi-footer {
  max-width: 1160px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
}
.footer h4 { font-size: 0.95rem; margin-bottom: 14px; }
.footer p, .footer a { font-size: 0.85rem; color: var(--teks-sub); }
.footer ul li { margin-bottom: 10px; }
.footer ul li a:hover { color: var(--biru-utama); }
.footer .copy {
  text-align: center; margin-top: 32px; padding-top: 24px;
  border-top: 1px solid var(--shadow-dark);
  font-size: 0.78rem; color: var(--teks-sub);
}
@media (max-width: 760px) { .footer .isi-footer { grid-template-columns: 1fr; gap: 24px; } }

/* =========================================================
   AUTH PAGES (login/registrasi)
   ========================================================= */
.wrap-auth {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.kartu-auth {
  width: 100%; max-width: 460px;
  padding: 36px 32px;
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  box-shadow: 9px 9px 18px var(--shadow-dark), -9px -9px 18px var(--shadow-light);
}
.kartu-auth .logo-auth {
  width: 64px; height: 64px; margin: 0 auto 18px;
  border-radius: 18px;
  background: linear-gradient(145deg, var(--biru-muda), var(--biru-utama));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 1.6rem; font-weight: 800;
  box-shadow: 6px 6px 14px rgba(43,108,176,0.3);
}
.kartu-auth h2 { text-align: center; font-size: 1.3rem; }
.kartu-auth p.sub { text-align: center; margin-bottom: 28px; font-size: 0.88rem; }
.tautan-bawah { text-align: center; margin-top: 20px; font-size: 0.85rem; color: var(--teks-sub); }
.tautan-bawah a { color: var(--biru-utama); font-weight: 700; }

.pesan {
  padding: 14px 18px; border-radius: var(--radius-sm);
  font-size: 0.85rem; margin-bottom: 20px;
  display: flex; align-items: flex-start; gap: 10px;
}
.pesan-error  { background: #fbe6e5; color: #b03a36; }
.pesan-sukses { background: #e2f5ea; color: #226b4c; }
.pesan-info   { background: var(--biru-pucat); color: var(--biru-tua); }

/* =========================================================
   DASHBOARD SISWA
   ========================================================= */
.layout-dashboard {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px 90px;
}
.kartu-no-pendaftaran {
  background: linear-gradient(135deg, var(--biru-utama), var(--biru-tua));
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  color: #fff;
  display: flex;
  justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 18px;
  box-shadow: 10px 10px 22px rgba(43,108,176,0.28), -6px -6px 16px var(--shadow-light);
  margin-bottom: 28px;
}
.kartu-no-pendaftaran .label {
  font-size: 0.78rem; opacity: 0.85;
  letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px;
}
.kartu-no-pendaftaran .nomor {
  font-family: var(--font-display); font-size: 1.7rem; font-weight: 800; letter-spacing: 0.02em;
}
.kartu-no-pendaftaran .status-kelas { text-align: right; }
.kartu-no-pendaftaran .status-kelas .kelas-besar {
  font-size: 2.2rem; font-weight: 800; font-family: var(--font-display);
}

.grid-dashboard {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 22px; margin-bottom: 28px;
}
@media (max-width: 760px) { .grid-dashboard { grid-template-columns: 1fr; } }

.progress-bar-wrap {
  background: var(--bg-base);
  border-radius: 999px; height: 14px;
  box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
  overflow: hidden; margin: 14px 0;
}
.progress-bar-isi {
  height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--biru-muda), var(--biru-utama));
  transition: width 0.4s ease;
}
.daftar-berkas { display: flex; flex-direction: column; gap: 14px; }

/* Unduhan kartu */
.kartu-unduh {
  display: flex; flex-direction: column; gap: 12px;
  background: var(--bg-base);
  border-radius: var(--radius-lg);
  box-shadow: 8px 8px 16px var(--shadow-dark), -8px -8px 16px var(--shadow-light);
  padding: 28px;
  transition: transform 0.2s;
}
.kartu-unduh:hover { transform: translateY(-4px); }
.kartu-unduh .ikon-unduh {
  font-size: 2.6rem; margin-bottom: 6px;
}
.kartu-unduh h3 { font-size: 1.1rem; margin-bottom: 6px; }

/* Admin panel */
.wrap-admin { display: flex; min-height: 100vh; }
.sidebar-admin {
  width: 240px; flex-shrink: 0;
  background: var(--bg-base-dark);
  padding: 28px 16px;
  display: flex; flex-direction: column; gap: 6px;
  border-right: 1px solid var(--shadow-dark);
}
.sidebar-admin .brand-admin {
  font-family: var(--font-display); font-weight: 800;
  font-size: 1rem; color: var(--biru-utama);
  margin-bottom: 24px; text-align: center;
}
.sidebar-admin a {
  padding: 12px 14px; border-radius: var(--radius-sm);
  font-size: 0.88rem; font-weight: 600; color: var(--teks-sub);
  display: flex; align-items: center; gap: 10px;
  transition: all 0.18s;
}
.sidebar-admin a.aktif,
.sidebar-admin a:hover {
  background: var(--bg-base);
  color: var(--biru-utama);
  box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
}
.konten-admin { flex: 1; padding: 32px; overflow-y: auto; }
.admin-topbar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px;
}
.search-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; align-items: center; }
.search-bar input {
  background: var(--bg-base);
  border: none; border-radius: var(--radius-sm);
  padding: 10px 16px; font-size: 0.88rem; color: var(--teks-utama);
  box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light);
  outline: none;
}

/* Upload area */
.area-upload {
  border: 2px dashed var(--biru-muda);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s;
  background: var(--biru-pucat);
}
.area-upload:hover { background: #daeaf8; }
.area-upload input[type="file"] { display: none; }

/* Utility */
.center   { text-align: center; }
.mt-0     { margin-top: 0; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-gap { display: flex; gap: 10px; align-items: center; }

/* Verifikasi Berkas: header siswa expand/collapse */
.berkas-siswa-header:hover { opacity: 0.85; }
.ikon-toggle-siswa { transform: rotate(0deg); }