/* ===== CARTFUL - Design System v2 (Pop & Intuitive) ===== */
@import url('https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@400;500;700;800&display=swap');

:root {
  --navy: #1A1A2E;
  --navy-light: #2a2a4a;
  --blue: #38BDF8;
  --blue-light: rgba(56,189,248,0.1);
  --orange: #FB923C;
  --orange-hover: #F97316;
  --orange-light: rgba(251,146,60,0.1);
  --green: #4ADE80;
  --green-light: rgba(74,222,128,0.1);
  --bg: #FDFDFD;
  --white: #FFFFFF;
  --card: #FFFFFF;
  --text: #2D3748;
  --text-light: #64748B;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;
  --info: #38BDF8;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
  --max-width: 1120px;
  /* Legacy aliases */
  --primary: #FB923C;
  --primary-dark: #F97316;
  --primary-light: #FDBA74;
  --secondary: #1A1A2E;
  --secondary-light: #2a2a4a;
  --accent: #FB923C;
  --card-bg: #FFFFFF;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:"M PLUS Rounded 1c",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN",sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:15px;-webkit-font-smoothing:antialiased;}
a{color:var(--blue);text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%;height:auto;}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px;}

/* ===== Header ===== */
.site-header{background:var(--white);border-bottom:1px solid var(--border);padding:0;position:sticky;top:0;z-index:100;backdrop-filter:blur(12px);background:rgba(255,255,255,0.92);}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px;}
.site-header .logo{font-size:1.3rem;font-weight:800;color:var(--navy);letter-spacing:0.04em;}
.site-header .logo:hover{text-decoration:none;}
.site-header .logo img{height:32px;vertical-align:middle;}
.site-header nav{display:flex;align-items:center;gap:4px;}
.site-header nav a{color:var(--text-light);padding:8px 14px;font-size:0.87rem;font-weight:500;border-radius:8px;transition:background .15s,color .15s;}
.site-header nav a:hover{background:var(--bg);color:var(--text);text-decoration:none;}
.site-header nav a.nav-cta{background:var(--orange);color:#fff;font-weight:700;padding:8px 20px;border-radius:50px;}
.site-header nav a.nav-cta:hover{background:var(--orange-hover);}
.nav-toggle{display:none;background:none;border:none;font-size:1.4rem;cursor:pointer;color:var(--navy);padding:8px;}

/* ===== Section ===== */
.section{padding:80px 0;}
.section-tag{text-align:center;font-size:0.78rem;font-weight:700;text-transform:uppercase;letter-spacing:0.12em;color:var(--orange);margin-bottom:8px;}
.section-title{font-size:1.75rem;font-weight:800;text-align:center;margin-bottom:12px;color:var(--navy);line-height:1.35;}
.section-sub{text-align:center;color:var(--text-light);margin-bottom:48px;max-width:600px;margin-left:auto;margin-right:auto;font-size:0.95rem;}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:50px;font-size:0.95rem;font-weight:700;border:none;cursor:pointer;transition:all .2s;text-align:center;line-height:1.4;font-family:inherit;}
.btn:hover{text-decoration:none;transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn-orange{background:var(--orange);color:#fff;box-shadow:0 4px 14px rgba(251,146,60,0.35);}
.btn-orange:hover{background:var(--orange-hover);box-shadow:0 6px 20px rgba(251,146,60,0.4);}
.btn-navy{background:var(--navy);color:#fff;}
.btn-navy:hover{background:var(--navy-light);}
.btn-white{background:#fff;color:var(--navy);border:2px solid var(--border);}
.btn-white:hover{border-color:var(--navy);background:#fff;}
.btn-outline{background:transparent;border:2px solid var(--orange);color:var(--orange);}
.btn-outline:hover{background:var(--orange);color:#fff;}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 4px 14px rgba(56,189,248,0.3);}
.btn-blue:hover{background:#22A7E0;}
.btn-green{background:var(--green);color:#fff;box-shadow:0 4px 14px rgba(74,222,128,0.3);}
.btn-green:hover{background:#22C55E;}
.btn-lg{padding:16px 40px;font-size:1.05rem;}
.btn-sm{padding:8px 18px;font-size:0.85rem;}
.btn-block{display:flex;width:100%;}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;}
/* Legacy */
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-hover);}
.btn-accent{background:var(--orange);color:#fff;}
.btn-accent:hover{background:var(--orange-hover);}
.btn-secondary{background:var(--navy);color:#fff;}

/* ===== Cards ===== */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:box-shadow .2s,transform .2s;border:1px solid var(--border);}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}

/* ===== Forms ===== */
.form-group{margin-bottom:20px;}
.form-group label{display:block;font-weight:600;margin-bottom:6px;font-size:0.88rem;color:var(--text);}
.form-group label .req{color:var(--danger);margin-left:4px;}
.form-control{width:100%;padding:11px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-size:16px;font-family:inherit;transition:border-color .2s,box-shadow .2s;background:var(--white);}
.form-control:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(56,189,248,0.15);}
select.form-control{appearance:none;background:var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748B' fill='none' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 12px center;padding-right:36px;}
textarea.form-control{resize:vertical;min-height:80px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.checkbox-label{display:flex;align-items:flex-start;gap:8px;cursor:pointer;font-size:0.9rem;}
.checkbox-label input[type="checkbox"]{margin-top:4px;flex-shrink:0;}

/* ===== Order Page ===== */
.order-layout{display:grid;grid-template-columns:1fr 380px;gap:32px;align-items:start;}
.order-sidebar{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;position:sticky;top:80px;border:1px solid var(--border);}
.order-sidebar h3{font-size:1.05rem;margin-bottom:16px;padding-bottom:12px;border-bottom:3px solid var(--orange);color:var(--navy);}
.price-line{display:flex;justify-content:space-between;padding:6px 0;font-size:0.9rem;}
.price-line.total{border-top:3px solid var(--orange);margin-top:12px;padding-top:12px;font-size:1.15rem;font-weight:700;color:var(--navy);}
.product-selector{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px;border:1px solid var(--border);}
.product-selector h3{font-size:1.05rem;margin-bottom:16px;color:var(--navy);}
.product-option{border:2px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:12px;cursor:pointer;transition:all .2s;}
.product-option:hover{border-color:var(--blue);}
.product-option.selected{border-color:var(--orange);background:var(--orange-light);}
.product-option h4{font-size:1.1rem;margin-bottom:4px;}
.product-option .price{color:var(--orange);font-weight:700;font-size:1.2rem;}
.product-option .desc{font-size:0.82rem;color:var(--text-light);margin-top:4px;}

/* ===== Confirmation ===== */
.confirm-box{max-width:640px;margin:40px auto;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:40px;text-align:center;border:1px solid var(--border);}
.confirm-box .check-icon{width:64px;height:64px;background:var(--success);color:#fff;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:20px;}
.confirm-box h2{margin-bottom:12px;color:var(--navy);}

/* ===== Tracking ===== */
.track-container{max-width:700px;margin:40px auto;}
.status-timeline{position:relative;padding-left:40px;}
.status-timeline::before{content:'';position:absolute;left:15px;top:0;bottom:0;width:2px;background:var(--border);}
.status-step{position:relative;padding-bottom:24px;}
.status-step::before{content:'';position:absolute;left:-33px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--border);border:3px solid #fff;box-shadow:0 0 0 2px var(--border);}
.status-step.active::before{background:var(--navy);box-shadow:0 0 0 2px var(--navy);}
.status-step.current::before{background:var(--orange);box-shadow:0 0 0 2px var(--orange);animation:pulse 2s infinite;}
.status-step h4{font-size:0.95rem;margin-bottom:2px;}
.status-step .time{font-size:0.8rem;color:var(--text-muted);}
@keyframes pulse{0%,100%{box-shadow:0 0 0 2px var(--orange);}50%{box-shadow:0 0 0 6px rgba(251,146,60,0.25);}}

/* ===== Admin ===== */
.admin-header{background:var(--navy);color:#fff;padding:0;}
.admin-header .container{display:flex;align-items:center;justify-content:space-between;height:56px;}
.admin-header .logo{font-size:1.1rem;color:var(--orange);}
.admin-header .user-info{font-size:0.85rem;opacity:0.7;}
.order-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.order-table th{background:var(--navy);color:#fff;padding:12px 16px;text-align:left;font-size:0.85rem;font-weight:600;}
.order-table td{padding:12px 16px;border-bottom:1px solid var(--border);font-size:0.9rem;}
.order-table tr:hover td{background:var(--bg);}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:0.75rem;font-weight:600;}
.badge-pending{background:#FEF3C7;color:#92400E;}
.badge-confirmed{background:#DBEAFE;color:#1E40AF;}
.badge-preparing{background:#E0E7FF;color:#3730A3;}
.badge-shipped{background:#D1FAE5;color:#065F46;}
.badge-returned{background:#F3F4F6;color:#374151;}
.badge-completed{background:#D1FAE5;color:#065F46;}
.badge-cancelled{background:#FEE2E2;color:#991B1B;}
.login-box{max-width:400px;margin:80px auto;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:40px;}
.login-box h2{text-align:center;margin-bottom:24px;color:var(--navy);}

/* ===== Footer ===== */
.site-footer{background:var(--navy);color:rgba(255,255,255,0.7);padding:48px 0;font-size:0.85rem;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;}
.site-footer h4{color:#fff;margin-bottom:12px;font-size:0.95rem;}
.site-footer a{color:rgba(255,255,255,0.7);}
.site-footer a:hover{color:var(--orange);}
.footer-bottom{text-align:center;margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.12);font-size:0.8rem;}

/* ===== Print ===== */
@media print{.site-header,.site-footer,.no-print{display:none!important;}body{background:#fff;}}
.slip-page{width:210mm;min-height:297mm;padding:20mm;margin:0 auto;background:#fff;font-size:12pt;}
.slip-header{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:3px solid var(--navy);padding-bottom:16px;margin-bottom:20px;}
.slip-header h1{font-size:18pt;color:var(--navy);}
.slip-qr{text-align:right;}
.slip-qr canvas,.slip-qr img{width:100px;height:100px;}
.slip-table{width:100%;border-collapse:collapse;margin:16px 0;}
.slip-table th,.slip-table td{border:1px solid #333;padding:8px 12px;text-align:left;font-size:10pt;}
.slip-table th{background:#f0f0f0;font-weight:600;}

/* ===== Toast ===== */
.toast{position:fixed;bottom:24px;right:24px;background:var(--navy);color:#fff;padding:14px 24px;border-radius:50px;box-shadow:var(--shadow-lg);font-size:0.9rem;z-index:1000;transform:translateY(100px);opacity:0;transition:transform .3s,opacity .3s;}
.toast.show{transform:translateY(0);opacity:1;}
.toast.error{background:var(--danger);}
.toast.success{background:var(--success);}

/* ===== Modal ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.4);display:none;align-items:center;justify-content:center;z-index:200;}
.modal-overlay.active{display:flex;}
.modal{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);max-width:560px;width:90%;max-height:80vh;overflow-y:auto;padding:32px;}
.modal h3{margin-bottom:16px;color:var(--navy);}
.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;}

/* ===== Email Thread ===== */
.email-item{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:10px 14px;margin-bottom:8px;font-size:0.82rem;transition:box-shadow .15s;}
.email-item:hover{box-shadow:0 1px 4px rgba(0,0,0,0.06);}
.email-item-header{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px;}
.email-item-subject{font-weight:600;color:#1A1A2E;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.email-item-time{font-size:0.7rem;color:#94A3B8;white-space:nowrap;flex-shrink:0;}
.email-item-meta{font-size:0.72rem;color:#64748B;margin-bottom:4px;display:flex;gap:8px;align-items:center;}
.email-item-preview{font-size:0.78rem;color:#64748B;cursor:pointer;line-height:1.4;}
.email-item-preview:hover{color:#1A1A2E;}
.email-item-body{font-size:0.82rem;line-height:1.6;padding:10px 0;border-top:1px solid var(--border);margin-top:6px;}
.email-composer{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:14px;}

/* ===== Kanban Board ===== */
.kanban-board{display:flex;gap:10px;overflow-x:auto;padding:8px 0 16px;-webkit-overflow-scrolling:touch;}
.kanban-col{min-width:170px;max-width:200px;flex-shrink:0;background:#f8f9fa;border-radius:8px;padding:8px;display:flex;flex-direction:column;}
.kanban-col-header{font-size:0.72rem;font-weight:700;padding:6px 8px;border-radius:6px;margin-bottom:6px;text-align:center;color:#fff;}
.kanban-col-count{font-size:0.65rem;font-weight:400;opacity:0.8;margin-left:4px;}
.kanban-col-body{flex:1;min-height:40px;display:flex;flex-direction:column;gap:6px;}
.kanban-card{background:#fff;border-radius:6px;padding:8px 10px;box-shadow:0 1px 3px rgba(0,0,0,0.06);cursor:pointer;border-left:3px solid #ccc;transition:box-shadow .15s,transform .1s;font-size:0.75rem;}
.kanban-card:hover{box-shadow:0 2px 8px rgba(0,0,0,0.1);transform:translateY(-1px);}
.kanban-card-id{font-weight:700;color:var(--primary);font-size:0.72rem;}
.kanban-card-customer{color:#333;font-weight:500;margin-top:2px;}
.kanban-card-detail{color:#888;font-size:0.68rem;margin-top:3px;line-height:1.3;}
.kanban-card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:4px;font-size:0.65rem;color:#aaa;}
.kanban-card.drag-over{box-shadow:0 0 0 2px var(--primary);background:#FFF7ED;}
.kanban-col.drag-over-col{background:#FFF7ED;outline:2px dashed var(--primary);outline-offset:-2px;}

/* ===== Order Detail Full Page ===== */
.order-detail-layout{display:grid;grid-template-columns:1fr 380px;gap:20px;align-items:start;}
.order-detail-left{display:flex;flex-direction:column;gap:16px;}
.order-detail-right{display:flex;flex-direction:column;gap:16px;position:sticky;top:72px;}
.order-detail-section{background:#fff;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,0.06);padding:12px 14px;}
.order-detail-section h3{font-size:0.9rem;font-weight:700;color:#1A1A2E;margin-bottom:6px;padding-bottom:8px;border-bottom:2px solid var(--border);}
.order-detail-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap;}
.order-detail-header h2{font-size:1.2rem;font-weight:800;color:#1A1A2E;display:flex;align-items:center;gap:10px;}
.order-status-bar{position:sticky;bottom:0;background:#fff;border-top:2px solid var(--border);padding:12px 24px;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 -2px 8px rgba(0,0,0,0.06);z-index:10;}
.activity-log-item{display:flex;gap:8px;padding:6px 0;border-bottom:1px solid #f0f0f0;font-size:0.78rem;}
.activity-log-item:last-child{border-bottom:none;}
.activity-log-time{color:#94A3B8;font-size:0.7rem;white-space:nowrap;flex-shrink:0;width:80px;}
.activity-log-text{color:#333;flex:1;}

@media(max-width:900px){
  .order-detail-layout{grid-template-columns:1fr;}
  .order-detail-right{position:static;}
  .compact-grid{grid-template-columns:auto 1fr;}
}

/* コンパクトグリッド（Excel風基本情報用） */
.compact-grid {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  gap: 1px 8px;
  font-size: 0.76rem;
  background: #fafbfc;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid #e8e8e8;
}
.compact-grid .cg-label { color: #666; font-size: 0.7rem; white-space: nowrap; padding: 2px 0; text-align: right; }
.compact-grid .cg-value { font-weight: 600; color: #333; padding: 2px 4px; border-bottom: 1px dotted #ddd; }
.compact-grid .cg-full { grid-column: 2 / -1; }

/* メールハブ（下部フルワイド） */
.email-hub {
  margin-top: 20px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  padding: 16px;
}
.quick-send-bar {
  display: flex; gap: 8px; flex-wrap: wrap;
  padding: 10px 0; border-bottom: 1px solid #e0e0e0; margin-bottom: 12px;
}
.quick-send-btn {
  padding: 6px 14px; border-radius: 20px; font-size: 0.78rem; font-weight: 600;
  border: 1px solid #ddd; background: #fff; cursor: pointer; transition: all 0.15s;
}
.quick-send-btn:hover { background: var(--orange-light, #FFF7ED); border-color: var(--orange, #F97316); }
.quick-send-btn.primary { background: var(--orange, #F97316); color: #fff; border-color: var(--orange, #F97316); }

/* 折りたたみセクション */
.section-collapsible .section-toggle { cursor: pointer; user-select: none; }
.section-collapsible .section-body { overflow: hidden; transition: max-height 0.3s; }
.section-collapsible.collapsed .section-body { max-height: 0; }

/* ===== Responsive ===== */
@media(max-width:768px){
  .order-layout{grid-template-columns:1fr;}
  .order-sidebar{position:static;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .site-header nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--white);padding:16px;flex-direction:column;box-shadow:var(--shadow-lg);z-index:99;border-top:1px solid var(--border);}
  .site-header nav.open{display:flex;}
  .site-header nav a{margin:0;padding:12px 16px;}
  .nav-toggle{display:block;}
}