:root{--bg:#f4f6f8;--surface:#fff;--text:#111827;--muted:#667085;--line:#e5e7eb;--accent:#16a34a;--accent-dark:#15803d;--dark:#111827;--warning:#f59e0b;--radius:20px;--shadow:0 14px 40px rgba(17,24,39,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;height:76px;padding:0 max(24px,calc((100vw - 1180px)/2));background:rgba(255,255,255,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;color:#fff;background:var(--dark);border-radius:13px;font-weight:800}.brand strong,.brand small{display:block}.brand small{color:var(--muted);font-size:.72rem}.main-nav{display:flex;gap:8px}.main-nav a{padding:10px 14px;border-radius:10px;color:var(--muted);font-weight:700}.main-nav a:hover,.main-nav a.active{color:var(--text);background:#eef2f4}.menu-button{display:none;border:0;background:transparent}.menu-button span{display:block;width:23px;height:2px;background:var(--text);margin:5px}.main-content{width:min(1180px,calc(100% - 32px));margin:auto;padding:28px 0 72px}.connection-status{display:inline-flex;align-items:center;gap:8px;margin-bottom:22px;padding:8px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:.82rem;font-weight:700}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--warning)}.connection-status.online .status-dot{background:var(--accent)}.page{display:none}.page.active{display:block}.hero{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;padding:42px;border-radius:28px;color:#fff;background:radial-gradient(circle at 85% 20%,rgba(34,197,94,.45),transparent 26%),linear-gradient(135deg,#111827,#1f2937 65%,#12241a);box-shadow:var(--shadow)}.eyebrow{margin:0 0 8px;color:var(--accent);font-size:.75rem;font-weight:900;letter-spacing:.14em}.hero .eyebrow{color:#86efac}.hero h1,.page-heading h1{margin:0;letter-spacing:-.05em;line-height:1.12}.hero h1{font-size:clamp(2.1rem,5vw,4rem)}.hero-copy{max-width:620px;margin:20px 0 0;color:#d1d5db;line-height:1.8}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:12px;font-weight:800;border:1px solid transparent}.primary-button{color:#fff;background:var(--accent)}.secondary-button{color:var(--text);background:#fff;border-color:var(--line)}.hero .primary-button{background:#fff;color:#111827}.card,.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 26px rgba(17,24,39,.05)}.current-car{margin-top:22px;padding:24px}.empty-state{text-align:center;padding:34px 20px}.empty-icon{font-size:2.3rem}.empty-state p{color:var(--muted);line-height:1.7}.car-summary{display:flex;align-items:center;justify-content:space-between;gap:24px}.car-summary-main{display:flex;align-items:center;gap:18px}.car-avatar{display:grid;place-items:center;width:66px;height:66px;border-radius:18px;background:#ecfdf3;font-size:2rem}.car-summary h2{margin:0}.car-summary p{margin:5px 0;color:var(--muted)}.car-mileage{text-align:right}.car-mileage span{display:block;color:var(--muted);font-size:.8rem}.car-mileage strong{font-size:1.7rem}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:18px}.stat-card{padding:22px}.stat-card span,.stat-card small{color:var(--muted)}.stat-card strong{display:block;margin:12px 0 5px;font-size:1.55rem}.dashboard-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;margin-top:18px}.panel{padding:24px}.section-heading,.page-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.section-heading h2{margin:0}.section-heading>a,.text-button{color:var(--accent-dark);font-weight:800}.text-button{border:0;background:none}.record-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0;border-top:1px solid var(--line)}.record-item:first-child{border-top:0}.record-item-main{display:flex;align-items:center;gap:12px}.record-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:#f0fdf4}.record-item small{display:block;color:var(--muted)}.record-value{text-align:right;font-weight:800}.mini-empty{padding:18px 0;color:var(--muted);text-align:center}.page-heading{align-items:flex-end;margin:12px 0 24px}.page-heading h1{font-size:clamp(2rem,4vw,3rem)}.page-heading p:not(.eyebrow){color:var(--muted)}.vehicle-grid,.maintenance-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.vehicle-card,.maintenance-card{padding:22px}.vehicle-card-header{display:flex;justify-content:space-between}.vehicle-card h2{margin:12px 0 3px}.vehicle-card p,.maintenance-card p{color:var(--muted)}.vehicle-meta{display:flex;justify-content:space-between;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}.vehicle-meta span{color:var(--muted);font-size:.78rem}.vehicle-meta strong{display:block}.badge{display:inline-flex;padding:6px 9px;border-radius:999px;background:#ecfdf3;color:var(--accent-dark);font-size:.74rem;font-weight:800}.table-card{overflow:hidden}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:840px}th,td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--muted);font-size:.75rem;background:#f8fafc}.maintenance-info{display:grid;gap:8px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}.maintenance-info div{display:flex;justify-content:space-between}.maintenance-info span{color:var(--muted)}.modal{width:min(620px,calc(100% - 24px));padding:0;border:0;border-radius:22px;box-shadow:0 30px 90px rgba(0,0,0,.25)}.modal::backdrop{background:rgba(15,23,42,.58)}.modal form{padding:26px}.modal-header{display:flex;justify-content:space-between;margin-bottom:22px}.modal-header h2{margin:0}.icon-button{width:38px;height:38px;border:0;border-radius:10px;background:#f3f4f6;font-size:1.35rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid label{display:grid;gap:7px;font-size:.84rem;font-weight:800}.form-grid .full{grid-column:1/-1}input,select,textarea{width:100%;border:1px solid #d0d5dd;border-radius:11px;padding:12px 13px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(22,163,74,.12)}.checkbox-label{display:flex!important;align-items:center}.checkbox-label input{width:auto}.calculation-preview{margin-top:16px;padding:13px 15px;border-radius:12px;background:#f0fdf4;color:var(--accent-dark);font-weight:800}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;padding:12px 18px;border-radius:12px;background:#111827;color:#fff;font-weight:700;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}footer{display:flex;justify-content:space-between;width:min(1180px,calc(100% - 32px));margin:auto;padding:24px 0 36px;color:var(--muted);border-top:1px solid var(--line)}@media(max-width:900px){.stats-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.vehicle-grid,.maintenance-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){.topbar{height:68px;padding:0 16px}.menu-button{display:block}.main-nav{display:none;position:absolute;top:68px;left:12px;right:12px;flex-direction:column;padding:10px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.main-nav.open{display:flex}.main-content{width:calc(100% - 24px)}.hero{display:block;padding:28px 22px}.hero .primary-button{width:100%;margin-top:24px}.page-heading{display:block}.page-heading .primary-button{width:100%;margin-top:18px}}@media(max-width:560px){.stats-grid,.vehicle-grid,.maintenance-grid{grid-template-columns:1fr}.car-summary{display:block}.car-mileage{text-align:left;margin-top:18px}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.modal-actions{display:grid;grid-template-columns:1fr 1fr}}

.header-actions{display:flex;align-items:center;gap:8px}.login-small-button{min-height:40px;padding:0 14px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--text);font-weight:800}.user-chip{display:flex;align-items:center;gap:9px;max-width:190px;padding:5px 11px 5px 5px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--text);font-weight:800}.user-chip img{width:32px;height:32px;border-radius:50%;object-fit:cover}.user-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.login-screen{min-height:calc(100vh - 76px);display:grid;place-items:center;padding:32px 16px;background:radial-gradient(circle at 82% 18%,rgba(34,197,94,.20),transparent 28%),linear-gradient(145deg,#f7f9fb,#eef3f0)}.login-screen[hidden]{display:none}.login-card{width:min(510px,100%);padding:42px;border-radius:28px;background:rgba(255,255,255,.94);box-shadow:0 28px 80px rgba(17,24,39,.14);text-align:center}.login-logo{display:grid;place-items:center;width:64px;height:64px;margin:0 auto 22px;border-radius:19px;background:#111827;color:#fff;font-size:1.7rem;font-weight:900}.login-card h1{margin:0;font-size:clamp(2rem,7vw,3.4rem);line-height:1.12;letter-spacing:-.055em}.login-copy{margin:20px auto 26px;color:var(--muted);line-height:1.8}.google-login-button{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;min-height:56px;border:1px solid #d0d5dd;border-radius:14px;background:#fff;color:#1f2937;font-weight:850}.google-g{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;color:#fff;background:#4285f4;font-weight:900}.login-note{margin:15px 0 0;color:#98a2b3;font-size:.78rem}.account-dialog{width:min(360px,calc(100% - 24px));padding:0;border:0;border-radius:22px}.account-dialog::backdrop{background:rgba(15,23,42,.5)}.account-dialog-body{display:flex;flex-direction:column;align-items:center;padding:28px;text-align:center}.account-dialog-body img{width:72px;height:72px;border-radius:50%;object-fit:cover}.account-dialog-body strong{margin-top:14px;font-size:1.25rem}.account-dialog-body span{margin-top:5px;color:var(--muted);font-size:.88rem}.logout-button{width:100%;margin-top:22px}.close-account-button{margin-top:13px}.connection-status.auth-required .status-dot{background:#ef4444}@media(max-width:720px){.login-small-button{display:none}.user-chip{max-width:44px;padding:5px}.user-chip span{display:none}.login-card{padding:32px 22px}}

.privacy-hint{margin:0;padding:11px 13px;border-radius:11px;background:#f8fafc;color:var(--muted);font-size:.78rem;line-height:1.6}
.plate-line{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:7px}
.plate-badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;font-size:.72rem;font-weight:850;border:1px solid var(--line);background:#fff}
.plate-badge.commercial_standard{background:#166534;color:#fff;border-color:#166534}
.plate-badge.private_light{background:#facc15;color:#111827;border-color:#eab308}
.plate-badge.commercial_light{background:#111827;color:#facc15;border-color:#111827}
.plate-text{font-size:.82rem;color:var(--muted);font-weight:700}
.sync-note{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border-radius:999px;background:#ecfdf3;color:#15803d;font-size:.74rem;font-weight:850}