/* ==========================================
   TABI-LINK JAPAN — Admin Panel CSS
   ========================================== */
:root {
  --red: #BC002D; --grey: #2D2D2D; --gold: #D4AF37;
  --bg: #f5f5f7; --white: #fff; --border: #e8e8e8;
  --text: #1a1a1a; --text-m: #555; --text-l: #999;
  --shadow: 0 2px 12px rgba(0,0,0,.08);
  --radius: 10px; --sidebar-w: 240px;
  --font: 'Noto Sans TC','Inter',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh}
a{color:inherit;text-decoration:none}
button{cursor:pointer;border:none;background:none;font-family:inherit}
ul{list-style:none}

/* LOGIN */
.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a0008,#2D0011)}
.login-box{background:#fff;border-radius:16px;padding:48px 40px;width:100%;max-width:400px;box-shadow:0 24px 80px rgba(0,0,0,.3)}
.login-logo{display:flex;align-items:center;margin-bottom:24px}
.login-box h2{font-size:1.4rem;font-weight:700;margin-bottom:28px;color:var(--grey)}
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.form-group label{font-size:13px;font-weight:600;color:var(--text-m)}
.form-group input,.form-group select,.form-group textarea{padding:11px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;outline:none;transition:.2s;resize:vertical;background:#fafafa}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--red);background:#fff;box-shadow:0 0 0 3px rgba(188,0,45,.08)}
.btn-login{width:100%;padding:14px;background:var(--red);color:#fff;border-radius:8px;font-size:15px;font-weight:700;transition:.2s;margin-top:8px}
.btn-login:hover{background:#960024}
.login-back{text-align:center;margin-top:20px;font-size:13px;color:var(--text-l)}
.login-back a{color:var(--red)}

/* LAYOUT */
.admin-sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);background:var(--grey);display:flex;flex-direction:column;z-index:100}
.sidebar-logo{padding:24px 20px;font-size:1.1rem;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.1)}
.sidebar-nav{flex:1;padding:16px 0;display:flex;flex-direction:column;gap:2px}
.nav-item{display:flex;align-items:center;gap:12px;padding:12px 20px;font-size:14px;color:rgba(255,255,255,.6);border-radius:0;transition:.2s;cursor:pointer}
.nav-item:hover,.nav-item.active{background:rgba(255,255,255,.1);color:#fff}
.nav-item.active{border-left:3px solid var(--red)}
.nav-item i{width:16px;text-align:center}
.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column;gap:8px}
.sidebar-footer a{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.4);transition:.2s}
.sidebar-footer a:hover{color:#fff}

.admin-main{margin-left:var(--sidebar-w);min-height:100vh;padding:32px}
.tab-content{display:none}
.tab-content.active{display:block}

/* PAGE HEADER */
.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:28px;gap:16px}
.page-header h1{font-size:1.6rem;font-weight:700;color:var(--grey)}
.page-header p{font-size:.9rem;color:var(--text-l);margin-top:4px}
.btn-add{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:var(--red);color:#fff;border-radius:8px;font-size:14px;font-weight:600;transition:.2s;white-space:nowrap}
.btn-add:hover{background:#960024}

/* STATS */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:32px}
.stat-card{background:#fff;border-radius:var(--radius);padding:24px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow)}
.stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px}
.stat-num{font-size:1.8rem;font-weight:800;color:var(--grey);line-height:1;font-family:'Inter',sans-serif}
.stat-label{font-size:12px;color:var(--text-l);margin-top:4px}
.pending-card .stat-num{color:#e53935}

/* QUICK ACTIONS */
.quick-actions h2{font-size:1.1rem;font-weight:700;margin-bottom:16px}
.action-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.action-card{background:#fff;border-radius:var(--radius);padding:24px 16px;display:flex;flex-direction:column;align-items:center;gap:10px;box-shadow:var(--shadow);transition:.2s;border:1.5px solid transparent}
.action-card:hover{border-color:var(--red);transform:translateY(-2px)}
.action-card i{font-size:1.5rem;color:var(--red)}
.action-card span{font-size:13px;font-weight:600;color:var(--grey)}

/* TABLE */
.admin-table-wrap{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.admin-table{width:100%;border-collapse:collapse}
.admin-table th{padding:14px 16px;text-align:left;font-size:12px;font-weight:700;color:var(--text-l);letter-spacing:.5px;text-transform:uppercase;background:#fafafa;border-bottom:1px solid var(--border)}
.admin-table td{padding:14px 16px;font-size:13px;border-bottom:1px solid var(--border);vertical-align:middle}
.admin-table tr:last-child td{border-bottom:none}
.admin-table tr:hover td{background:#fafafa}
.status-badge{display:inline-block;padding:3px 10px;border-radius:100px;font-size:11px;font-weight:700}
.status-active,.status-approved{background:#e8f5e9;color:#2e7d32}
.status-pending{background:#fff3e0;color:#e65100}
.status-closed,.status-rejected{background:#ffebee;color:#c62828}
.status-contacted{background:#e3f2fd;color:#1565c0}
.tier-t1{background:#e3f2fd;color:#1565c0}
.tier-t2{background:#ffebee;color:#c62828}
.tier-t3{background:#fff8e1;color:#e65100}
.btn-edit{padding:5px 12px;border-radius:6px;background:#f0f0f0;color:var(--grey);font-size:12px;font-weight:600;transition:.2s;margin-right:4px}
.btn-edit:hover{background:var(--grey);color:#fff}
.btn-delete{padding:5px 12px;border-radius:6px;background:#ffebee;color:#c62828;font-size:12px;font-weight:600;transition:.2s}
.btn-delete:hover{background:#c62828;color:#fff}
.btn-view{padding:5px 12px;border-radius:6px;background:#e3f2fd;color:#1565c0;font-size:12px;font-weight:600;transition:.2s}
.btn-view:hover{background:#1565c0;color:#fff}
.empty-state{text-align:center;padding:60px;color:var(--text-l)}
.empty-state i{font-size:2.5rem;margin-bottom:12px;display:block;color:#ddd}

/* SETTINGS */
.settings-form{background:#fff;border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);max-width:700px}
.settings-form .form-group{margin-bottom:20px}
.btn-save-settings{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:var(--gold);color:#fff;border-radius:8px;font-size:15px;font-weight:700;transition:.2s}
.btn-save-settings:hover{background:#B8960C}

/* ADMIN MODAL */
.modal-overlay{position:fixed;inset:0;z-index:9000;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:24px}
.modal-overlay.open{display:flex}
.admin-modal{background:#fff;border-radius:16px;width:100%;max-width:680px;max-height:90vh;overflow-y:auto;position:relative;padding:32px;box-shadow:0 24px 80px rgba(0,0,0,.3)}
.admin-modal h3{font-size:1.3rem;font-weight:700;margin-bottom:24px;color:var(--grey)}
.modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;background:#f5f5f5;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--text-m);transition:.2s}
.modal-close:hover{background:var(--red);color:#fff}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}
.btn-cancel{padding:10px 20px;border-radius:8px;border:1.5px solid var(--border);color:var(--text-m);font-size:14px;font-weight:600;transition:.2s}
.btn-cancel:hover{border-color:var(--grey);color:var(--grey)}
.btn-save{padding:10px 24px;border-radius:8px;background:var(--red);color:#fff;font-size:14px;font-weight:700;transition:.2s}
.btn-save:hover{background:#960024}

/* STATUS SELECT */
.status-select{padding:5px 10px;border-radius:6px;border:1px solid var(--border);font-size:12px;font-family:inherit;cursor:pointer}

/* TOAST */
.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(120px);background:#1a1a1a;color:#fff;padding:14px 28px;border-radius:100px;display:flex;align-items:center;gap:10px;font-size:14px;font-weight:500;z-index:9999;box-shadow:0 4px 24px rgba(0,0,0,.2);transition:transform .4s cubic-bezier(.34,1.56,.64,1);white-space:nowrap}
.toast.show{transform:translateX(-50%) translateY(0)}
.toast i{color:#4CAF50;font-size:16px}

@media(max-width:900px){
  .admin-sidebar{width:200px}
  .admin-main{margin-left:200px;padding:20px}
  .stats-grid,.action-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .admin-sidebar{display:none}
  .admin-main{margin-left:0}
  .stats-grid,.action-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
}

/* 画像アップロードUI */
.image-upload-wrap { border: 1.5px dashed #e0e0e0; border-radius: 10px; padding: 16px; transition: border-color .2s; }
.image-upload-wrap:hover { border-color: #BC002D; }
.image-preview-area {
  min-height: 100px; display: flex; flex-direction: column; align-items: center;
  justify-content: center; cursor: pointer; padding: 16px;
  border-radius: 8px; transition: background .2s;
}
.image-preview-area:hover { background: #f9f0f2; }

/* ローディングスピナー */
.loading-spinner {
  width: 32px; height: 32px;
  border: 3px solid #f0f0f0;
  border-top-color: #BC002D;
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }