/* Sekolah Alam Hijau Daun — identitas visual khas
   Palet: hijau #16a34a (utama), kuning emas #ca8a04 (aksen), tema terang */
:root{
  --hijau:#16a34a; --hijau-tua:#14532d; --hijau-muda:#dcfce7; --hijau-lembut:#f0fdf4;
  --emas:#ca8a04; --emas-muda:#fef9c3;
  --tanah:#7c5e3a; --langit:#e0f2fe;
  --teks:#1f2a24; --teks-lembut:#4b5d52; --garis:#d6ece0;
  --putih:#ffffff; --kartu:#ffffff;
  --r:18px; --bayang:0 10px 30px rgba(20,83,45,.10);
  --font:-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--teks);background:var(--hijau-lembut);line-height:1.65;font-size:16px}
img{max-width:100%}
a{color:var(--hijau);text-decoration:none}
a:hover{text-decoration:underline}

/* ===== Demo bar ===== */
.demobar{background:linear-gradient(90deg,var(--hijau-tua),var(--hijau));color:#eafff2;font-size:13.5px;text-align:center;padding:8px 14px}
.demobar a{color:#fff;text-decoration:underline;font-weight:600}
.demobar b{color:var(--emas-muda)}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--garis)}
.bar{max-width:1140px;margin:0 auto;padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--hijau-tua);font-size:18px}
.brand .leaf{width:40px;height:40px;flex:none;display:grid;place-items:center;background:linear-gradient(135deg,var(--hijau),#22c55e);border-radius:13px;box-shadow:0 4px 10px rgba(22,163,74,.35)}
.brand small{display:block;font-weight:600;font-size:11px;letter-spacing:.12em;color:var(--emas);text-transform:uppercase}
.brand b{line-height:1.1}

#nav{display:none}
.menu{list-style:none;display:flex;align-items:center;gap:4px}
.menu a{display:block;padding:9px 13px;border-radius:10px;color:var(--teks-lembut);font-weight:600;font-size:14.5px}
.menu a:hover{background:var(--hijau-muda);color:var(--hijau-tua);text-decoration:none}
.menu a.active{background:var(--hijau);color:#fff}
.menu .cta a{background:var(--emas);color:#fff;margin-left:6px}
.menu .cta a:hover{background:#a16207;color:#fff}
.burger{display:none;cursor:pointer;width:46px;height:42px;border-radius:11px;border:1px solid var(--garis);background:#fff}
.burger span,.burger span::before,.burger span::after{content:"";position:absolute;width:22px;height:2.5px;background:var(--hijau-tua);border-radius:3px;transition:.25s}
.burger span{position:relative;display:block;margin:19px auto 0}
.burger span::before{top:-7px}.burger span::after{top:7px}

/* ===== Layout umum ===== */
main{max-width:1140px;margin:0 auto;padding:0 18px}
.section{padding:54px 0}
.section-sm{padding:36px 0}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--emas);background:var(--emas-muda);padding:5px 12px;border-radius:999px;margin-bottom:14px}
h1,h2,h3{color:var(--hijau-tua);line-height:1.18;font-weight:800}
h2{font-size:clamp(24px,4vw,33px);margin-bottom:10px}
h3{font-size:19px;margin-bottom:6px}
.lead{color:var(--teks-lembut);font-size:17px;max-width:62ch}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

.btn{display:inline-block;padding:13px 22px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;border:none}
.btn-pri{background:var(--hijau);color:#fff;box-shadow:0 8px 18px rgba(22,163,74,.30)}
.btn-pri:hover{background:#15803d;color:#fff;text-decoration:none}
.btn-sec{background:#fff;color:var(--hijau-tua);border:1.5px solid var(--hijau)}
.btn-sec:hover{background:var(--hijau-muda);text-decoration:none}
.btn-emas{background:var(--emas);color:#fff}
.btn-emas:hover{background:#a16207;color:#fff;text-decoration:none}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 360px at 85% -10%,rgba(202,138,4,.18),transparent),
  radial-gradient(800px 420px at 0% 110%,rgba(22,163,74,.20),transparent),
  linear-gradient(180deg,var(--hijau-lembut),#fff)}
.hero-grid{max-width:1140px;margin:0 auto;padding:58px 18px 50px;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(30px,5.4vw,50px);letter-spacing:-.5px}
.hero h1 span{color:var(--hijau)}
.hero p{margin:16px 0 24px;font-size:18px;color:var(--teks-lembut);max-width:54ch}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:26px;margin-top:30px;flex-wrap:wrap}
.hero-stats div{line-height:1.1}
.hero-stats b{display:block;font-size:28px;color:var(--emas)}
.hero-stats small{color:var(--teks-lembut);font-size:13px}

/* ilustrasi alam (SVG/shape) */
.hero-art{position:relative;border-radius:26px;background:linear-gradient(160deg,#bbf7d0,#dcfce7 60%,#fef9c3);box-shadow:var(--bayang);padding:22px;min-height:330px;overflow:hidden}
.hero-art .sun{position:absolute;top:24px;right:30px;width:64px;height:64px;border-radius:50%;background:radial-gradient(circle,#fde047,#ca8a04);box-shadow:0 0 40px rgba(202,138,4,.5)}
.hero-art svg{position:relative;width:100%;height:auto}
.float-card{position:absolute;background:#fff;border-radius:14px;padding:10px 14px;box-shadow:var(--bayang);font-size:13px;font-weight:700;color:var(--hijau-tua);display:flex;align-items:center;gap:8px}
.float-card .dot{width:10px;height:10px;border-radius:50%;background:var(--hijau)}
.fc1{bottom:22px;left:22px}
.fc2{top:30px;left:26px}

/* ===== Kartu / grid ===== */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--kartu);border:1px solid var(--garis);border-radius:var(--r);padding:24px;box-shadow:0 4px 16px rgba(20,83,45,.05);transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--bayang);border-color:#bbf7d0}
.ic{width:50px;height:50px;border-radius:13px;display:grid;place-items:center;margin-bottom:14px;background:var(--hijau-muda);color:var(--hijau)}
.ic.emas{background:var(--emas-muda);color:var(--emas)}
.card p{color:var(--teks-lembut);font-size:15px}

/* pita info */
.pita{background:linear-gradient(120deg,var(--hijau-tua),var(--hijau));color:#eafff2;border-radius:24px;padding:40px;text-align:center;box-shadow:var(--bayang)}
.pita h2{color:#fff}
.pita p{color:#d6f5e2;max-width:60ch;margin:8px auto 22px}

/* daftar centang */
.cek{list-style:none;display:grid;gap:12px}
.cek li{display:flex;gap:11px;align-items:flex-start;color:var(--teks-lembut)}
.cek svg{flex:none;margin-top:3px;color:var(--hijau)}

/* timeline kurikulum */
.tline{display:grid;gap:0}
.tline .row{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:18px 0;border-top:1px dashed var(--garis)}
.tline .row:first-child{border-top:none}
.tline .yr{font-weight:800;color:var(--emas)}

/* tabel */
.tabel{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:var(--bayang)}
.tabel th,.tabel td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--garis);font-size:14.5px}
.tabel th{background:var(--hijau);color:#fff;font-weight:700}
.tabel tr:last-child td{border-bottom:none}
.tabel tr:nth-child(even) td{background:var(--hijau-lembut)}

/* galeri */
.galeri{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tile{border-radius:16px;min-height:170px;position:relative;overflow:hidden;box-shadow:var(--bayang);display:flex;align-items:flex-end;padding:14px;color:#fff;font-weight:700;font-size:14px;text-shadow:0 1px 4px rgba(0,0,0,.4)}
.tile span{position:relative;z-index:2}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent,rgba(20,83,45,.65))}
.t1{background:linear-gradient(135deg,#16a34a,#4ade80)}
.t2{background:linear-gradient(135deg,#ca8a04,#fde047)}
.t3{background:linear-gradient(135deg,#15803d,#86efac)}
.t4{background:linear-gradient(135deg,#65a30d,#bef264)}
.t5{background:linear-gradient(135deg,#0d9488,#5eead4)}
.t6{background:linear-gradient(135deg,#a16207,#facc15)}
.t7{background:linear-gradient(135deg,#166534,#4ade80)}
.t8{background:linear-gradient(135deg,#b45309,#fbbf24)}
.t9{background:linear-gradient(135deg,#15803d,#34d399)}

/* form */
.form{background:#fff;border:1px solid var(--garis);border-radius:var(--r);padding:26px;box-shadow:var(--bayang)}
.demo-note{background:var(--emas-muda);color:#854d0e;border-radius:10px;padding:9px 13px;font-size:13.5px;font-weight:600;margin-bottom:18px}
.field{margin-bottom:15px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px;color:var(--hijau-tua)}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;border:1.5px solid var(--garis);border-radius:11px;font-family:inherit;font-size:15px;background:var(--hijau-lembut)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--hijau);background:#fff}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:15px}

/* info kontak */
.kontak-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.info-item{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}
.info-item .ic{margin-bottom:0;width:44px;height:44px}
.info-item b{color:var(--hijau-tua);display:block}
.info-item span{color:var(--teks-lembut);font-size:14.5px}
.mapbox{border-radius:var(--r);min-height:200px;background:
  repeating-linear-gradient(45deg,#dcfce7,#dcfce7 16px,#d1fae5 16px,#d1fae5 32px);
  border:1px solid var(--garis);display:grid;place-items:center;color:var(--hijau-tua);font-weight:700;box-shadow:var(--bayang)}

/* page header kecil */
.page-hero{background:
  radial-gradient(700px 280px at 90% -20%,rgba(202,138,4,.16),transparent),
  linear-gradient(180deg,var(--hijau-muda),#fff);
  border-bottom:1px solid var(--garis)}
.page-hero .wrap{max-width:1140px;margin:0 auto;padding:46px 18px 38px}
.crumb{font-size:13px;color:var(--teks-lembut);margin-bottom:8px}
.crumb a{color:var(--emas)}

/* ===== Footer ===== */
.site-footer{background:var(--hijau-tua);color:#cdebd8;margin-top:50px;padding:48px 18px 26px}
.foot-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:13px}
.site-footer a{color:#cdebd8}
.site-footer a:hover{color:var(--emas-muda)}
.flist{list-style:none;display:grid;gap:9px;font-size:14.5px}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:18px;margin-bottom:12px}
.foot-brand .leaf{width:38px;height:38px;background:linear-gradient(135deg,var(--hijau),#22c55e);border-radius:12px;display:grid;place-items:center;flex:none}
.foot-bottom{max-width:1140px;margin:26px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.15);font-size:13px;color:#a7d4ba;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ===== Responsif ===== */
@media(max-width:900px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .kontak-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .burger{display:block;position:relative}
  .menu{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--garis);padding:10px 14px;gap:4px;box-shadow:var(--bayang);display:none}
  .menu a{padding:12px}
  .menu .cta a{margin-left:0;text-align:center}
  #nav:checked ~ .menu{display:flex}
}
@media(max-width:620px){
  .g2,.g3{grid-template-columns:1fr}
  .galeri{grid-template-columns:repeat(2,1fr)}
  .row2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .tline .row{grid-template-columns:1fr}
  .section{padding:40px 0}
}