:root {
    --bg: #eef3ff;
    --bg-soft: #f8fbff;
    --surface: #ffffff;
    --surface-alt: #eff4ff;
    --surface-glass: rgba(255, 255, 255, 0.78);
    --line: rgba(113, 146, 212, 0.24);
    --text: #16315e;
    --muted: #7487ad;
    --primary: #1458d4;
    --primary-dark: #093b95;
    --primary-soft: #dce9ff;
    --success: #1fa971;
    --warning: #ff9b2f;
    --danger: #e54949;
    --shadow: 0 24px 50px rgba(22, 58, 128, 0.12);
    --shadow-soft: 0 12px 30px rgba(15, 86, 214, 0.08);
    --radius-xl: 30px;
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --font-main: "Plus Jakarta Sans", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    --transition: 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-main);
    background:
        radial-gradient(circle at top left, rgba(20, 88, 212, 0.17), transparent 24%),
        radial-gradient(circle at bottom right, rgba(88, 159, 255, 0.14), transparent 28%),
        linear-gradient(180deg, #f7faff 0%, #edf3ff 100%);
    color: var(--text);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

.app-shell {
    display: flex;
    min-height: 100vh;
    position: relative;
}

.sidebar {
    width: 280px;
    padding: 28px 22px;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.12), transparent 24%),
        linear-gradient(180deg, #114fbf 0%, #0a3d99 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    gap: 28px;
    position: relative;
    overflow: hidden;
    box-shadow: 22px 0 60px rgba(11, 61, 153, 0.14);
}

.sidebar::before {
    content: "";
    position: absolute;
    inset: auto -40px 40px auto;
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.12), transparent 68%);
    pointer-events: none;
}

.brand-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
}

.brand-card strong,
.brand-card span {
    display: block;
}

.brand-card span {
    color: rgba(255, 255, 255, 0.74);
    font-size: 0.9rem;
}

.brand-mark {
    width: 58px;
    height: 58px;
    border-radius: 20px;
    display: grid;
    place-items: center;
    font-weight: 700;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.08));
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.brand-mark i {
    font-size: 1.3rem;
}

.sidebar-nav {
    display: grid;
    gap: 10px;
}

.sidebar-nav a,
.sidebar-logout {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 16px;
    color: rgba(255, 255, 255, 0.82);
    transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.sidebar-nav a:hover,
.sidebar-nav a.is-active,
.sidebar-logout:hover {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
    transform: translateX(4px);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.09);
}

.sidebar-nav a i,
.sidebar-logout i {
    width: 18px;
    text-align: center;
}

.sidebar-logout {
    margin-top: auto;
}

.main-content {
    flex: 1;
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    position: relative;
}

.main-content--guest {
    padding: 0;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
}

.topbar-heading h1 {
    letter-spacing: -0.03em;
}

.topbar h1 {
    margin: 6px 0 0;
    font-size: clamp(1.9rem, 3vw, 2.4rem);
}

.eyebrow {
    margin: 0;
    color: var(--muted);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--surface-glass);
    backdrop-filter: blur(18px);
    color: var(--primary-dark);
    box-shadow: var(--shadow-soft);
}

.topbar-chip i {
    color: var(--primary);
}

.avatar-pill {
    width: 46px;
    height: 46px;
    border-radius: 15px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #2d7dff);
    box-shadow: 0 14px 30px rgba(20, 88, 212, 0.22);
    font-weight: 700;
}

.topbar-user {
    display: grid;
    gap: 2px;
}

.topbar-user span {
    color: var(--muted);
    font-size: 0.92rem;
}

.alert {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-weight: 600;
    border: 1px solid transparent;
    animation: fadeUp 420ms ease both;
}

.alert-success {
    background: rgba(31, 169, 113, 0.12);
    color: #117a52;
}

.alert-error {
    background: rgba(229, 73, 73, 0.12);
    color: #b73333;
}

.panel {
    background: var(--surface-glass);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(20, 88, 212, 0.08);
    backdrop-filter: blur(18px);
    position: relative;
    overflow: hidden;
    animation: fadeUp 540ms ease both;
}

.panel::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(20, 88, 212, 0.16), transparent);
}

.grid {
    display: grid;
    gap: 22px;
}

.grid-dashboard {
    grid-template-columns: 2fr 1fr;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.stat-card {
    padding: 22px;
    border-radius: var(--radius-lg);
    background:
        radial-gradient(circle at top right, rgba(20, 88, 212, 0.08), transparent 34%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, #f7faff 100%);
    border: 1px solid var(--line);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    animation: fadeUp 560ms ease both;
}

.stat-card strong {
    display: block;
    margin-top: 12px;
    font-size: 1.6rem;
}

.stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 36px rgba(20, 88, 212, 0.12);
    border-color: rgba(20, 88, 212, 0.18);
}

.stat-card p,
.muted {
    color: var(--muted);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.section-header h2,
.panel h2,
.stat-card h3 {
    margin: 0;
}

.section-header h2,
.stat-card h3 {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.section-header h2 i,
.stat-card h3 i {
    color: var(--primary);
}

.chart-bars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(34px, 1fr));
    align-items: end;
    gap: 10px;
    min-height: 220px;
}

.chart-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.chart-bar span {
    width: 100%;
    min-height: 12px;
    border-radius: 16px 16px 10px 10px;
    background: linear-gradient(180deg, #56a0ff, #1458d4);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.34);
    animation: growBar 880ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
    transform-origin: bottom;
}

.button,
button,
input,
select,
textarea {
    font: inherit;
}

.button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 16px;
    border: 0;
    cursor: pointer;
    font-weight: 700;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

.button:hover {
    transform: translateY(-2px);
}

.button i {
    font-size: 0.95rem;
}

.button-primary {
    background: linear-gradient(135deg, var(--primary), #2674f4);
    color: #fff;
    box-shadow: 0 16px 30px rgba(20, 88, 212, 0.22);
}

.button-secondary {
    background: rgba(255, 255, 255, 0.86);
    color: var(--primary-dark);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-soft);
}

.button-danger {
    background: rgba(229, 73, 73, 0.1);
    color: var(--danger);
}

.actions-row,
.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.cards-list {
    display: grid;
    gap: 16px;
}

.list-card {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    border-radius: 22px;
    border: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 250, 255, 0.96));
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    animation: fadeUp 620ms ease both;
}

.list-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 34px rgba(20, 88, 212, 0.12);
    border-color: rgba(20, 88, 212, 0.18);
}

.list-card__main,
.list-card__meta {
    display: grid;
    gap: 6px;
}

.list-card__meta {
    text-align: right;
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: fit-content;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 0.86rem;
    font-weight: 700;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

.badge-open {
    color: #7f5b12;
    background: rgba(255, 155, 47, 0.16);
}

.badge-overdue {
    color: #af2f2f;
    background: rgba(229, 73, 73, 0.12);
}

.badge-paid {
    color: #0f7d4a;
    background: rgba(31, 169, 113, 0.12);
}

.search-form,
.form-grid {
    display: grid;
    gap: 16px;
}

.search-inline {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
}

.field {
    display: grid;
    gap: 8px;
}

.field label {
    font-weight: 600;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(251, 253, 255, 0.94);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition), background var(--transition);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: rgba(20, 88, 212, 0.32);
    box-shadow: 0 0 0 5px rgba(20, 88, 212, 0.1);
    background: #fff;
}

.field textarea {
    resize: vertical;
    min-height: 120px;
}

.form-grid--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hero-card {
    display: grid;
    gap: 18px;
    padding: 28px;
    border-radius: 28px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.2), transparent 24%),
        linear-gradient(135deg, #1458d4 0%, #0c45aa 60%, #4b97ff 100%);
    box-shadow: 0 24px 48px rgba(13, 68, 173, 0.24);
    animation: fadeUp 480ms ease both;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.summary-card {
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(16px);
}

.summary-card strong {
    display: block;
    margin-top: 8px;
    font-size: 1.45rem;
}

.detail-tabs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.detail-section {
    scroll-margin-top: 110px;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.quick-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 18px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.92);
    border-radius: 18px;
    font-weight: 700;
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.quick-action:hover {
    transform: translateY(-3px);
    background: #fff;
    box-shadow: 0 16px 30px rgba(20, 88, 212, 0.16);
}

.login-screen {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    background:
        radial-gradient(circle at 20% 10%, rgba(15, 86, 214, 0.18), transparent 24%),
        linear-gradient(135deg, #e9f1ff 0%, #f9fbff 42%, #eef4ff 100%);
}

.login-card {
    width: min(1100px, 100%);
    display: grid;
    grid-template-columns: 1.15fr 0.9fr;
    gap: 26px;
    align-items: stretch;
}

.login-hero {
    padding: 48px;
    border-radius: 36px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.14), transparent 26%),
        linear-gradient(150deg, #1458d4 0%, #0c45aa 55%, #4d92ff 100%);
    box-shadow: 0 24px 60px rgba(15, 86, 214, 0.22);
    animation: fadeUp 480ms ease both;
}

.login-hero h1 {
    margin: 18px 0 10px;
    font-size: clamp(2.4rem, 6vw, 4.3rem);
}

.login-hero p {
    max-width: 460px;
    line-height: 1.6;
}

.login-badge {
    display: inline-flex;
    padding: 9px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
}

.login-hint {
    grid-column: 2;
    margin-top: -6px;
    color: var(--muted);
}

.mobile-nav {
    display: none;
}

.kpi-list {
    display: grid;
    gap: 14px;
}

.kpi-line {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
}

.kpi-line i {
    color: var(--primary);
}

.kpi-line:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.empty-state {
    padding: 28px;
    text-align: center;
    color: var(--muted);
    border: 1px dashed var(--line);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.72);
}

.file-preview {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.file-chip {
    padding: 10px 12px;
    border-radius: 14px;
    background: var(--surface-alt);
    color: var(--primary-dark);
    font-size: 0.92rem;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-soft);
}

.reveal-stagger {
    opacity: 0;
    transform: translateY(14px);
    animation: fadeUp 560ms ease forwards;
    animation-delay: var(--delay, 0ms);
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes growBar {
    from {
        transform: scaleY(0.2);
        opacity: 0.4;
    }

    to {
        transform: scaleY(1);
        opacity: 1;
    }
}

@media (max-width: 1180px) {
    .grid-dashboard,
    .login-card {
        grid-template-columns: 1fr;
    }

    .login-hint {
        grid-column: auto;
    }

    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 920px) {
    .sidebar {
        display: none;
    }

    .main-content {
        padding: 20px 16px 92px;
    }

    .mobile-nav {
        position: fixed;
        left: 16px;
        right: 16px;
        bottom: 14px;
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 8px;
        padding: 10px;
        border-radius: 24px;
        background: rgba(255, 255, 255, 0.96);
        box-shadow: var(--shadow);
        border: 1px solid rgba(15, 86, 214, 0.08);
    }

    .mobile-nav a {
        min-height: 54px;
        display: grid;
        place-items: center;
        border-radius: 18px;
        font-size: 0.82rem;
        font-weight: 700;
        color: var(--muted);
        gap: 4px;
    }

    .mobile-nav a i {
        font-size: 1rem;
    }

    .mobile-nav a span {
        font-size: 0.73rem;
    }

    .mobile-nav a.is-active {
        background: var(--surface-alt);
        color: var(--primary-dark);
    }

    .mobile-nav__primary {
        color: #fff !important;
        background: linear-gradient(135deg, var(--primary), #2b7bf6);
        font-size: 1.6rem !important;
        box-shadow: 0 18px 28px rgba(15, 86, 214, 0.24);
    }
}

@media (max-width: 720px) {
    .topbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .topbar-actions {
        width: 100%;
        justify-content: space-between;
    }

    .stats-grid,
    .summary-grid,
    .quick-actions,
    .form-grid--two,
    .search-inline {
        grid-template-columns: 1fr;
    }

    .list-card {
        flex-direction: column;
    }

    .list-card__meta {
        text-align: left;
    }

    .panel,
    .login-hero {
        padding: 22px;
    }
}