/* =================================================
   STYLE UNTUK PORTAL PENGUMPULAN TUGAS
   File ini menata tampilan form dan daftar tugas.
================================================= */

/* Font dan dasar */
:root{
    --bg: #f6f8fb;
    --card: #ffffff;
    --accent: #2563eb;
    --muted: #6b7280;
    --radius: 12px;
}

/* Reset dasar dan box-sizing */
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
    font-family: 'Poppins', Arial, sans-serif;
    background:var(--bg);
    color:#0f172a;
    -webkit-font-smoothing:antialiased;
}

.container{
    width:92%;
    max-width:1100px;
    margin:0 auto;
}

/* Header */
.site-header{
    background:linear-gradient(90deg,#0f172a 0%, #111827 100%);
    color:#fff;
    padding:28px 0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-header h1{font-size:1.4rem;margin-bottom:4px}
.muted{color:var(--muted)}
.task-count{background:#0b1220; padding:6px 12px;border-radius:999px;font-weight:600}

/* Grid utama: form + daftar */
/* Grid utama: form + daftar
    Gunakan alur normal dokumen sehingga halaman dapat menggulir
    jika diperlukan. Jangan potong konten. */
.main-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:36px 0}

.card{background:var(--card);padding:20px;border-radius:var(--radius);box-shadow:0 8px 30px rgba(15,23,42,0.06)}
.form-card h2,.list-card h2{margin-bottom:6px}
.form-card p{margin-bottom:12px}

/* Form fields */
.field{display:block;margin-bottom:12px}
.field span{display:block;margin-bottom:6px;font-weight:600}
.field input[type="text"],
.field input[type="url"],
.field textarea{
    width:100%;padding:10px 12px;border:1px solid #e6eefc;border-radius:10px;font-size:0.95rem;outline:none;transition:box-shadow 0.15s,border-color 0.15s
}
.field input:focus,.field textarea:focus{box-shadow:0 6px 18px rgba(37,99,235,0.06);border-color:var(--accent)}
.form-actions{display:flex;gap:10px;margin-top:8px}
.btn{padding:10px 14px;border-radius:10px;cursor:pointer;border:0;font-weight:600}
.btn.primary{background:var(--accent);color:#fff}
.btn.subtle{background:#f3f4f6;color:#111827;border:1px solid #e6eefc}

/* Daftar tugas: grid kartu */
.task-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin-top:12px}
.task-item{border-radius:10px;padding:14px;background:linear-gradient(180deg,rgba(245,247,250,1),#fff);border:1px solid #eef2ff;position:relative;overflow:hidden}
.task-item h3{font-size:1rem;margin-bottom:6px}
.task-title{font-size:1.05rem;margin:0 0 6px 0;color:#0f172a;font-weight:700}
.task-student{font-size:0.9rem;color:#334155;margin-bottom:6px}
.task-time{font-size:0.85rem;color:var(--muted);margin-bottom:10px}
.task-desc{font-size:0.95rem;color:#374151;margin-bottom:12px;line-height:1.4}
.task-meta{font-size:0.8rem;color:#475569;margin-bottom:8px}
.task-link{display:inline-block;color:var(--accent);font-weight:700;text-decoration:none}
.task-actions{position:absolute;top:8px;right:8px;display:flex;gap:8px}
.icon-btn{background:transparent;border:0;color:#64748b;padding:6px;border-radius:8px;cursor:pointer}
.icon-btn:hover{background:rgba(37,99,235,0.06);color:var(--accent)}

/* Improve appearance of the link */
.task-link{padding:8px 12px;border-radius:8px;background:rgba(37,99,235,0.06);display:inline-block}
.task-link:hover{text-decoration:none;background:rgba(37,99,235,0.12)}

/* Empty state */
.empty{padding:36px;text-align:center;color:var(--muted);border:2px dashed #e6eefc;border-radius:10px}

/* Perbaikan header agar menempel ke atas tanpa celah */
.site-header{padding:32px 0}

/* Responsive */
@media (max-width:900px){
    .main-grid{grid-template-columns:1fr;padding:20px 0}
    .task-list{grid-auto-rows:auto}
}

/* Responsive */
@media (max-width:900px){.main-grid{grid-template-columns:1fr}}

/* Penjelasan singkat (tidak terlihat oleh user, hanya untuk developer) */
/*
  - File ini menata tampilan aplikasi: layout grid, form, kartu tugas.
  - Gunakan warna dan bayangan halus untuk tampilan modern namun sederhana.
*/