*, *::before, *::after {
            margin: 0; padding: 0; box-sizing: border-box;
        }

        :root {
            --orange: #FB5A12;
            --orange-hover: #FF6E2E;
            --orange-glow: rgba(251, 90, 18, 0.12);
            --black: #0C0A08;
            --charcoal: #1A1714;
            --dark-gray: #2D2924;
            --mid-gray: #78736C;
            --border-gray: #E3DFD8;
            --light-gray: #F3F1EC;
            --off-white: #FAF9F5;
            --white: #FFFFFF;
            --error: #E5484D;
            --success: #30A46C;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 1px 3px rgba(12, 10, 8, 0.07);
            --shadow-md: 0 4px 16px rgba(12, 10, 8, 0.07);
            --shadow-lg: 0 12px 40px rgba(12, 10, 8, 0.1);
            --font-display: 'Outfit', sans-serif;
            --font-body: 'Plus Jakarta Sans', sans-serif;
            --font-mono: 'JetBrains Mono', monospace;
        }

        html { -webkit-font-smoothing: antialiased; }

        body {
            font-family: var(--font-body);
            color: var(--dark-gray);
            background: var(--off-white);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* Navbar */
        .navbar {
            height: 64px;
            background: var(--black);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 clamp(24px, 5vw, 60px);
            flex-shrink: 0;
        }

        .navbar__brand {
            display: flex; align-items: center; text-decoration: none;
        }

        .navbar__logo { height: 34px; width: auto; display: block; }

        .navbar__tag {
            font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
            color: rgba(255,255,255,0.35); letter-spacing: 1.5px; text-transform: uppercase;
        }

        /* Main */
        .main {
            flex: 1;
            padding: 40px clamp(24px, 5vw, 60px);
            max-width: 1400px;
            margin: 0 auto;
            width: 100%;
        }

        /* Header bar */
        .admin-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }

        .admin-header__left h1 {
            font-family: var(--font-display);
            font-weight: 700; font-size: 1.6rem;
            color: var(--black);
        }

        .admin-header__left p {
            font-size: 0.88rem; color: var(--mid-gray); margin-top: 4px;
        }

        .admin-actions {
            display: flex; gap: 10px; flex-wrap: wrap;
        }

        .btn {
            height: 44px;
            padding: 0 22px;
            font-family: var(--font-display);
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            gap: 8px;
            border: none;
        }

        .btn--primary {
            color: var(--white);
            background: var(--orange);
        }
        .btn--primary:hover {
            background: var(--orange-hover);
            box-shadow: 0 4px 20px rgba(251, 90, 18, 0.25);
        }

        .btn--secondary {
            color: var(--dark-gray);
            background: var(--white);
            border: 1px solid var(--border-gray);
        }
        .btn--secondary:hover {
            background: var(--light-gray);
        }

        .btn--danger {
            color: var(--error);
            background: rgba(229, 72, 77, 0.06);
            border: 1px solid rgba(229, 72, 77, 0.15);
        }
        .btn--danger:hover {
            background: rgba(229, 72, 77, 0.12);
        }

        .btn--back {
            color: var(--mid-gray);
            background: transparent;
            border: 1px solid var(--border-gray);
            text-decoration: none;
        }
        .btn--back:hover {
            color: var(--dark-gray);
            background: var(--white);
        }

        /* Stats */
        .stats-row {
            display: flex; gap: 16px; margin-bottom: 28px; flex-wrap: wrap;
        }

        .stat-card {
            background: var(--white);
            border: 1px solid var(--border-gray);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            min-width: 160px;
            flex: 1;
            border-top: 2px solid var(--orange);
        }

        .stat-card__value {
            font-family: var(--font-display);
            font-weight: 700; font-size: 1.8rem;
            color: var(--black);
        }

        .stat-card__label {
            font-size: 0.78rem; color: var(--mid-gray);
            margin-top: 2px; font-weight: 500;
        }

        /* Search */
        .search-bar {
            margin-bottom: 20px;
        }

        .search-bar input {
            width: 100%;
            max-width: 360px;
            height: 44px;
            padding: 0 16px 0 42px;
            font-family: var(--font-body);
            font-size: 0.88rem;
            color: var(--black);
            background: var(--white);
            border: 1px solid var(--border-gray);
            border-radius: var(--radius-md);
            outline: none;
            transition: border-color 0.2s;
            background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='7' cy='7' r='5.5' stroke='%236E6E6E' stroke-width='1.5'/%3E%3Cpath d='M11 11L14.5 14.5' stroke='%236E6E6E' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: 14px center;
        }
        .search-bar input:focus {
            border-color: var(--orange);
            box-shadow: 0 0 0 3px var(--orange-glow);
        }
        .search-bar input::placeholder { color: #AAA59D; }

        /* Table */
        .table-wrapper {
            background: var(--white);
            border: 1px solid var(--border-gray);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .table-scroll {
            overflow-x: auto;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.84rem;
        }

        thead th {
            font-family: var(--font-body);
            font-weight: 600;
            font-size: 0.72rem;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            color: var(--mid-gray);
            background: var(--light-gray);
            padding: 14px 16px;
            text-align: left;
            white-space: nowrap;
            border-bottom: 1px solid var(--border-gray);
            position: sticky;
            top: 0;
        }

        tbody tr {
            transition: background 0.15s;
        }
        tbody tr:hover {
            background: rgba(251, 90, 18, 0.04);
        }

        tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-gray);
            white-space: nowrap;
            max-width: 200px;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        tbody td.td-company {
            font-weight: 600;
            color: var(--black);
        }

        tbody td.td-logo {
            width: 68px;
            min-width: 68px;
            max-width: 68px;
        }

        .logo-cell {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--border-gray);
            background: var(--off-white);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .logo-cell img {
            width: 100%;
            height: 100%;
            object-fit: contain;
            background: var(--white);
        }

        .logo-cell--empty {
            font-size: 0.7rem;
            color: var(--mid-gray);
            font-weight: 600;
        }

        tbody td.td-coords {
            font-family: var(--font-mono);
            font-size: 0.78rem;
            color: var(--mid-gray);
        }

        tbody td.td-date {
            font-family: var(--font-mono);
            font-size: 0.76rem;
            color: var(--mid-gray);
        }

        .td-actions {
            text-align: right;
        }

        .btn-delete {
            background: none;
            border: none;
            color: var(--mid-gray);
            cursor: pointer;
            padding: 6px;
            border-radius: 4px;
            transition: all 0.15s;
        }
        .btn-delete:hover {
            color: var(--error);
            background: rgba(229, 72, 77, 0.06);
        }

        /* Empty state */
        .empty-state {
            text-align: center;
            padding: 80px 40px;
        }

        .empty-state__icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            background: var(--light-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .empty-state__title {
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 1.1rem;
            color: var(--dark-gray);
            margin-bottom: 6px;
        }

        .empty-state__text {
            font-size: 0.88rem;
            color: var(--mid-gray);
        }

        /* Delete confirm modal */
        .modal-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 1000;
            background: rgba(12, 10, 8, 0.55);
            backdrop-filter: blur(4px);
            align-items: center;
            justify-content: center;
            padding: 24px;
        }
        .modal-overlay--visible {
            display: flex;
        }

        .modal-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 36px;
            max-width: 400px;
            width: 100%;
            text-align: center;
        }

        .modal-card h3 {
            font-family: var(--font-display);
            font-weight: 700;
            margin-bottom: 8px;
        }

        .modal-card p {
            font-size: 0.88rem;
            color: var(--mid-gray);
            margin-bottom: 24px;
        }

        .modal-actions {
            display: flex; gap: 10px; justify-content: center;
        }

        .modal-actions .btn {
            flex: 1; justify-content: center;
        }

        /* Service badges */
        .service-badges {
            display: flex;
            gap: 4px;
            flex-wrap: wrap;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 8px;
            font-size: 0.68rem;
            font-weight: 600;
            border-radius: 4px;
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

        .badge--delivery {
            color: #30A46C;
            background: rgba(48, 164, 108, 0.1);
        }

        .badge--collection {
            color: #0C7FDA;
            background: rgba(12, 127, 218, 0.1);
        }

        .badge--equipment {
            color: #995A00;
            background: rgba(245, 158, 11, 0.15);
        }

        .badge--other-gases {
            color: #096b82;
            background: rgba(14, 165, 233, 0.14);
        }

        .badge--depots {
            color: #5b3d00;
            background: rgba(251, 90, 18, 0.18);
        }

        .badge--pricing {
            color: var(--orange);
            background: rgba(251, 90, 18, 0.08);
        }

        .td-type {
            font-size: 0.8rem;
            color: var(--mid-gray);
        }

        /* Footer */
        .footer {
            padding: 24px clamp(24px, 5vw, 60px);
            background: var(--black);
            display: flex; align-items: center; justify-content: center;
            flex-shrink: 0;
        }
        .footer__text {
            font-size: 0.76rem; color: rgba(255,255,255,0.3);
        }

        @media (max-width: 640px) {
            .main { padding: 24px 16px; }
            .admin-header { flex-direction: column; align-items: flex-start; }
            .stat-card { min-width: 120px; }
            .navbar__tag { display: none; }
        }
        /* Auth gate */
        .auth-gate {
            position: fixed;
            inset: 0;
            z-index: 9999;
            background: var(--off-white);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
        }

        .auth-gate--hidden {
            display: none;
        }

        .auth-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 44px 40px;
            max-width: 400px;
            width: 100%;
            text-align: center;
        }

        .auth-card__icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 20px;
            background: rgba(251, 90, 18, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .auth-card h2 {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--black);
            margin-bottom: 6px;
        }

        .auth-card p {
            font-size: 0.86rem;
            color: var(--mid-gray);
            margin-bottom: 24px;
        }

        .auth-card__input {
            width: 100%;
            height: 50px;
            padding: 0 18px;
            font-family: var(--font-body);
            font-size: 0.95rem;
            color: var(--black);
            background: var(--white);
            border: 2px solid var(--border-gray);
            border-radius: var(--radius-md);
            outline: none;
            transition: border-color 0.2s ease;
            margin-bottom: 14px;
        }

        .auth-card__input:focus {
            border-color: var(--orange);
            box-shadow: 0 0 0 3px var(--orange-glow);
        }

        .auth-card__input--error {
            border-color: var(--error);
            animation: shake 0.3s ease;
        }

        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            20% { transform: translateX(-4px); }
            40% { transform: translateX(4px); }
            60% { transform: translateX(-3px); }
            80% { transform: translateX(3px); }
        }

        .auth-card__btn {
            width: 100%;
            height: 50px;
            font-family: var(--font-display);
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            background: var(--orange);
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .auth-card__btn:hover {
            background: var(--orange-hover);
            box-shadow: 0 4px 20px rgba(251, 90, 18, 0.25);
        }

        .auth-card__error {
            font-size: 0.8rem;
            color: var(--error);
            margin-top: 12px;
            display: none;
        }

        .admin-content--locked {
            display: none;
        }