/* =========================================================================
   Koleksiku.store — gaya situs publik
   Tema gelap "ruang display": latar arang, aksen amber, foto jadi bintangnya.
   ========================================================================= */

:root {
    --bg:          #0e1014;
    --bg-2:        #14171e;
    --panel:       #191d26;
    --panel-2:     #1f242f;
    --garis:       #272d3a;
    --garis-terang:#343c4d;

    --teks:        #e8eaf0;
    --teks-2:      #a3abbd;
    --teks-3:      #6f7789;

    --aksen:       #f0a63c;
    --aksen-gelap: #c8801f;
    --aksen-lembut:rgba(240, 166, 60, .12);

    --ok:          #3ecf8e;
    --peringatan:  #f0c23c;
    --bahaya:      #f0685f;

    --radius:      14px;
    --radius-kecil: 9px;
    --bayang:      0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.25);
    --bayang-naik: 0 2px 6px rgba(0,0,0,.45), 0 18px 40px rgba(0,0,0,.35);

    --lebar:       1180px;
    --font:        "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--teks);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
    margin: 0 0 .5em;
    line-height: 1.2;
    letter-spacing: -.02em;
    font-weight: 700;
}
h1 { font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3rem); }
h2 { font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem); }
h3 { font-size: 1.15rem; }
p  { margin: 0 0 1em; }

:focus-visible {
    outline: 2px solid var(--aksen);
    outline-offset: 3px;
    border-radius: 4px;
}

.wadah {
    width: 100%;
    max-width: var(--lebar);
    margin-inline: auto;
    padding-inline: 16px;
}

.lewati {
    position: absolute; left: -9999px;
    background: var(--aksen); color: #17120a;
    padding: 10px 16px; border-radius: 0 0 8px 0; font-weight: 600; z-index: 200;
}
.lewati:focus { left: 0; top: 0; }

/* ---------- Header ------------------------------------------------------ */

.situs-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(14, 16, 20, .88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--garis);
}

.header-isi {
    display: flex; align-items: center; gap: 20px;
    min-height: 66px;
}

.logo {
    display: flex; align-items: center; gap: 10px;
    font-weight: 800; font-size: 1.22rem; letter-spacing: -.03em;
    flex-shrink: 0;
}
/* Tanda logo. Berkas SVG-nya sudah membawa latar amber & sudut membulat sendiri,
   jadi elemen ini tidak perlu diberi latar lagi. */
.logo-tanda { width: 34px; height: 34px; flex-shrink: 0; }
.logo-teks span { color: var(--aksen); }

.nav-utama { display: flex; gap: 4px; margin-left: auto; }
.nav-utama a {
    padding: 8px 14px; border-radius: 8px;
    color: var(--teks-2); font-size: .94rem; font-weight: 500;
    transition: background .15s, color .15s;
}
.nav-utama a:hover { background: var(--panel); color: var(--teks); }
.nav-utama a.aktif { color: var(--aksen); background: var(--aksen-lembut); }

.header-aksi { display: flex; align-items: center; gap: 10px; }

.nav-toggle {
    display: none; background: none; border: 1px solid var(--garis);
    color: var(--teks); width: 42px; height: 40px; border-radius: 9px;
    cursor: pointer; font-size: 1.1rem;
}

/* ---------- Tombol ------------------------------------------------------ */

.tombol {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 20px; border: 1px solid transparent; border-radius: var(--radius-kecil);
    font: inherit; font-size: .95rem; font-weight: 600; cursor: pointer;
    transition: transform .12s, filter .15s, background .15s, border-color .15s;
    white-space: nowrap;
}
.tombol:active { transform: translateY(1px); }

.tombol-utama    { background: var(--aksen); color: #17120a; }
.tombol-utama:hover { filter: brightness(1.08); }

.tombol-wa       { background: #25d366; color: #05240f; }
.tombol-wa:hover { filter: brightness(1.08); }

.tombol-garis    { background: transparent; border-color: var(--garis-terang); color: var(--teks); }
.tombol-garis:hover { border-color: var(--aksen); color: var(--aksen); }

.tombol-blok     { width: 100%; }
.tombol-besar    { padding: 14px 26px; font-size: 1.02rem; }
.tombol[disabled], .tombol-mati {
    opacity: .45; pointer-events: none;
    background: var(--panel-2); color: var(--teks-3); border-color: var(--garis);
}

/* ---------- Hero -------------------------------------------------------- */

.hero {
    position: relative; overflow: hidden;
    padding: clamp(56px, 8vw, 104px) 0 clamp(48px, 6vw, 80px);
    border-bottom: 1px solid var(--garis);
    background:
        radial-gradient(900px 420px at 15% -10%, rgba(240,166,60,.16), transparent 60%),
        radial-gradient(700px 400px at 90% 10%, rgba(62,140,207,.10), transparent 60%),
        var(--bg);
}
.hero-isi { max-width: 720px; }
.hero h1 { margin-bottom: .35em; }
.hero h1 em { color: var(--aksen); font-style: normal; }
.hero p { color: var(--teks-2); font-size: clamp(1rem, .95rem + .3vw, 1.15rem); max-width: 56ch; }
.hero-aksi { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.hero-statistik {
    display: flex; gap: 32px; flex-wrap: wrap;
    margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--garis);
}
.statistik-angka { font-size: 1.7rem; font-weight: 800; color: var(--aksen); line-height: 1.1; }
.statistik-label { font-size: .82rem; color: var(--teks-3); text-transform: uppercase; letter-spacing: .08em; }

/* ---------- Bagian ------------------------------------------------------ */

.bagian { padding: clamp(48px, 6vw, 76px) 0; }
.bagian-alt { background: var(--bg-2); border-block: 1px solid var(--garis); }

.bagian-kepala {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 20px; flex-wrap: wrap; margin-bottom: 30px;
}
.bagian-kepala p { color: var(--teks-2); margin: 0; }
.bagian-kepala h2 { margin: 0 0 .2em; }

.label-kecil {
    display: inline-block; font-size: .75rem; font-weight: 700;
    letter-spacing: .14em; text-transform: uppercase; color: var(--aksen);
    margin-bottom: 8px;
}

/* ---------- Grid produk ------------------------------------------------- */

.grid-produk {
    display: grid; gap: 20px;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}

.kartu-produk {
    position: relative; display: flex; flex-direction: column;
    background: var(--panel); border: 1px solid var(--garis);
    border-radius: var(--radius); overflow: hidden;
    transition: transform .18s ease, border-color .18s, box-shadow .18s;
}
.kartu-produk:hover {
    transform: translateY(-4px);
    border-color: var(--garis-terang);
    box-shadow: var(--bayang-naik);
}

.produk-gambar {
    position: relative; aspect-ratio: 1 / 1;
    background: linear-gradient(160deg, var(--panel-2), #121620);
    overflow: hidden;
}
.produk-gambar img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .4s ease;
}
.kartu-produk:hover .produk-gambar img { transform: scale(1.05); }

.produk-isi { padding: 15px 16px 18px; display: flex; flex-direction: column; flex: 1; }

.produk-meta {
    font-size: .74rem; letter-spacing: .08em; text-transform: uppercase;
    color: var(--teks-3); margin-bottom: 6px;
}
.produk-nama {
    font-size: .99rem; font-weight: 650; line-height: 1.35; margin: 0 0 10px;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
    overflow: hidden;
}
.kartu-produk:hover .produk-nama { color: var(--aksen); }

.produk-harga { margin-top: auto; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.harga-utama { font-size: 1.12rem; font-weight: 800; color: var(--teks); letter-spacing: -.02em; }
.harga-coret { font-size: .85rem; color: var(--teks-3); text-decoration: line-through; }

/* ---------- Badge ------------------------------------------------------- */

.badge {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 4px 9px; border-radius: 100px;
    font-size: .72rem; font-weight: 700; letter-spacing: .03em;
    white-space: nowrap;
}
.badge-tumpuk { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.badge-tumpuk-kanan { left: auto; right: 10px; }

.badge-ada       { background: rgba(62,207,142,.15);  color: #6ee7b0; border: 1px solid rgba(62,207,142,.3); }
.badge-menipis   { background: rgba(240,194,60,.15);  color: #f4d374; border: 1px solid rgba(240,194,60,.3); }
.badge-habis     { background: rgba(240,104,95,.15);  color: #ff9d96; border: 1px solid rgba(240,104,95,.3); }
.badge-kondisi   { background: rgba(14,16,20,.75); color: var(--teks-2); border: 1px solid var(--garis-terang); backdrop-filter: blur(6px); }
.badge-unggulan  { background: var(--aksen); color: #17120a; }
.badge-diskon    { background: var(--bahaya); color: #2a0b08; }

/* ---------- Filter katalog ---------------------------------------------- */

.katalog-tata { display: grid; grid-template-columns: 250px 1fr; gap: 32px; align-items: start; }

.panel-filter {
    background: var(--panel); border: 1px solid var(--garis);
    border-radius: var(--radius); padding: 20px; position: sticky; top: 86px;
}
.filter-grup + .filter-grup { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--garis); }
.filter-judul {
    font-size: .76rem; font-weight: 700; letter-spacing: .12em;
    text-transform: uppercase; color: var(--teks-3); margin-bottom: 11px;
}
.filter-daftar { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.filter-daftar a {
    display: flex; justify-content: space-between; gap: 10px;
    padding: 7px 10px; border-radius: 7px; font-size: .92rem; color: var(--teks-2);
    transition: background .15s, color .15s;
}
.filter-daftar a:hover { background: var(--panel-2); color: var(--teks); }
.filter-daftar a.aktif { background: var(--aksen-lembut); color: var(--aksen); font-weight: 600; }
.filter-jumlah { color: var(--teks-3); font-size: .82rem; }

.kolom-cari { display: flex; gap: 10px; margin-bottom: 22px; }
.kolom-cari input {
    flex: 1; padding: 11px 15px; border-radius: var(--radius-kecil);
    background: var(--panel); border: 1px solid var(--garis); color: var(--teks);
    font: inherit; font-size: .95rem;
}
.kolom-cari input::placeholder { color: var(--teks-3); }
.kolom-cari input:focus { border-color: var(--aksen); outline: none; }

.baris-urut {
    display: flex; align-items: center; justify-content: space-between;
    gap: 14px; flex-wrap: wrap; margin-bottom: 20px;
    color: var(--teks-3); font-size: .9rem;
}
.baris-urut select {
    padding: 8px 12px; border-radius: 8px; background: var(--panel);
    border: 1px solid var(--garis); color: var(--teks); font: inherit; font-size: .9rem;
}

.chip-aktif { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.chip {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 5px 8px 5px 12px; border-radius: 100px;
    background: var(--aksen-lembut); border: 1px solid rgba(240,166,60,.3);
    color: var(--aksen); font-size: .84rem; font-weight: 600;
}
.chip span { opacity: .75; font-size: 1.05rem; line-height: 1; }

/* ---------- Detail produk ----------------------------------------------- */

.remah { font-size: .86rem; color: var(--teks-3); padding: 22px 0 6px; }
.remah a:hover { color: var(--aksen); }
.remah span { margin: 0 7px; opacity: .5; }

.detail-tata { display: grid; grid-template-columns: 1.05fr 1fr; gap: 44px; padding: 20px 0 60px; align-items: start; }

.galeri-utama {
    aspect-ratio: 1 / 1; border-radius: var(--radius); overflow: hidden;
    background: linear-gradient(160deg, var(--panel-2), #121620);
    border: 1px solid var(--garis); position: relative;
}
.galeri-utama img { width: 100%; height: 100%; object-fit: contain; }

.galeri-mini { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.galeri-mini button {
    width: 74px; height: 74px; padding: 0; border-radius: 10px; overflow: hidden;
    border: 2px solid var(--garis); background: var(--panel-2); cursor: pointer;
    transition: border-color .15s;
}
.galeri-mini button:hover { border-color: var(--garis-terang); }
.galeri-mini button.aktif { border-color: var(--aksen); }
.galeri-mini img { width: 100%; height: 100%; object-fit: cover; }

.detail-judul { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.1rem); margin-bottom: 10px; }
.detail-kode { font-size: .82rem; color: var(--teks-3); letter-spacing: .06em; }
.detail-badges { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0 20px; }

.blok-harga {
    background: var(--panel); border: 1px solid var(--garis);
    border-radius: var(--radius); padding: 20px 22px; margin-bottom: 22px;
}
.blok-harga .harga-besar {
    font-size: clamp(1.7rem, 1.4rem + 1.4vw, 2.3rem); font-weight: 800;
    color: var(--aksen); letter-spacing: -.03em; line-height: 1.15;
}
.blok-harga .harga-coret { font-size: 1rem; }
.hemat { font-size: .88rem; color: var(--ok); font-weight: 600; margin-top: 4px; }

.tabel-spek { width: 100%; border-collapse: collapse; margin: 6px 0 24px; font-size: .94rem; }
.tabel-spek th, .tabel-spek td { text-align: left; padding: 10px 0; border-bottom: 1px solid var(--garis); vertical-align: top; }
.tabel-spek th { width: 40%; color: var(--teks-3); font-weight: 500; }
.tabel-spek td { color: var(--teks); }

.deskripsi { color: var(--teks-2); line-height: 1.75; white-space: pre-line; }

.bagikan { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 22px 0 8px; }
.bagikan-label { font-size: .82rem; color: var(--teks-3); text-transform: uppercase; letter-spacing: .08em; margin-right: 4px; }
.bagikan-tombol {
    font: inherit; font-size: .85rem; font-weight: 600; cursor: pointer;
    padding: 7px 13px; border-radius: 100px; line-height: 1.2;
    background: transparent; color: var(--teks-2); border: 1px solid var(--garis-terang);
    transition: border-color .15s, color .15s;
}
.bagikan-tombol:hover { border-color: var(--aksen); color: var(--aksen); }
.bagikan-native { background: var(--aksen); color: #17120a; border-color: var(--aksen); }
.bagikan-native:hover { color: #17120a; filter: brightness(1.08); }
.bagikan-wa:hover { border-color: #25d366; color: #25d366; }
.bagikan-fb:hover { border-color: #1877f2; color: #4b93f5; }
.bagikan-tg:hover { border-color: #229ed9; color: #229ed9; }

.catatan-kecil {
    display: flex; gap: 10px; align-items: flex-start;
    background: var(--bg-2); border: 1px solid var(--garis);
    border-radius: var(--radius-kecil); padding: 13px 15px;
    font-size: .88rem; color: var(--teks-2); margin-top: 18px;
}

/* ---------- Kosong / notifikasi ----------------------------------------- */

.kosong {
    text-align: center; padding: 70px 20px; color: var(--teks-3);
    background: var(--panel); border: 1px dashed var(--garis-terang); border-radius: var(--radius);
}
.kosong-ikon { font-size: 2.6rem; margin-bottom: 10px; opacity: .6; }
.kosong h3 { color: var(--teks-2); }

.notif { border-radius: var(--radius-kecil); padding: 13px 16px; margin-bottom: 18px; font-size: .94rem; }
.notif-sukses { background: rgba(62,207,142,.12);  border: 1px solid rgba(62,207,142,.35); color: #8ceec0; }
.notif-error  { background: rgba(240,104,95,.12);  border: 1px solid rgba(240,104,95,.35); color: #ffa79f; }
.notif-info   { background: rgba(240,166,60,.1);   border: 1px solid rgba(240,166,60,.3);  color: #f5c47d; }

/* ---------- Paginasi ---------------------------------------------------- */

.paginasi { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; margin-top: 40px; }
.paginasi a, .paginasi span {
    min-width: 40px; height: 40px; padding: 0 12px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 9px; border: 1px solid var(--garis);
    background: var(--panel); color: var(--teks-2); font-size: .92rem; font-weight: 600;
}
.paginasi a:hover { border-color: var(--aksen); color: var(--aksen); }
.paginasi .aktif { background: var(--aksen); border-color: var(--aksen); color: #17120a; }
.paginasi .mati { opacity: .35; }

/* ---------- Footer ------------------------------------------------------ */

.situs-footer {
    background: var(--bg-2); border-top: 1px solid var(--garis);
    padding: 54px 0 28px; margin-top: 20px; font-size: .93rem;
}
.footer-grid {
    display: grid; gap: 34px;
    grid-template-columns: 1.6fr 1fr 1fr;
    padding-bottom: 34px; border-bottom: 1px solid var(--garis);
}
.footer-grid h4 {
    font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
    color: var(--teks-3); margin-bottom: 14px;
}
.footer-grid p { color: var(--teks-2); max-width: 42ch; }
.footer-daftar { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.footer-daftar a { color: var(--teks-2); }
.footer-daftar a:hover { color: var(--aksen); }

.footer-bawah {
    display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
    padding-top: 22px; color: var(--teks-3); font-size: .86rem;
}

/* ---------- Tombol WA mengambang --------------------------------------- */

.wa-ambang {
    position: fixed; right: 20px; bottom: 20px; z-index: 90;
    width: 56px; height: 56px; border-radius: 50%;
    background: #25d366; color: #05240f;
    display: grid; place-items: center;
    box-shadow: 0 6px 22px rgba(37,211,102,.35);
    transition: transform .18s;
}
.wa-ambang:hover { transform: scale(1.07); }
.wa-ambang svg { width: 28px; height: 28px; }

/* ---------- Responsif --------------------------------------------------- */

@media (max-width: 900px) {
    .katalog-tata { grid-template-columns: 1fr; }
    .panel-filter { position: static; }
    .detail-tata { grid-template-columns: 1fr; gap: 28px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
    .nav-toggle { display: block; margin-left: auto; }
    .nav-utama {
        display: none; position: absolute; top: 100%; left: 0; right: 0;
        flex-direction: column; gap: 2px; padding: 12px 16px 18px;
        background: var(--bg-2); border-bottom: 1px solid var(--garis);
    }
    .nav-utama.buka { display: flex; }
    .nav-utama a { padding: 11px 12px; }
    .header-aksi .tombol { display: none; }
    .grid-produk { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
    .hero-statistik { gap: 22px; }
    .footer-grid { grid-template-columns: 1fr; gap: 26px; }
    .galeri-mini button { width: 62px; height: 62px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}