:root {
    --bg: #eef4f2;
    --shell: #073d57;
    --shell-strong: #052c40;
    --surface: #ffffff;
    --surface-soft: #f6faf9;
    --surface-blue: #edf6fb;
    --ink: #142735;
    --muted: #617280;
    --line: #d9e4e4;
    --blue: #0e6f91;
    --blue-strong: #084f69;
    --green: #15956b;
    --green-strong: #0f7454;
    --orange: #f28c28;
    --orange-strong: #cf6f13;
    --danger: #c4493d;
    --warning: #a66b12;
    --shadow: 0 12px 26px rgba(13, 38, 52, 0.1);
    --radius: 8px;
    --sidebar-width: 272px;
    --topbar-height: 94px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--ink);
    background:
        linear-gradient(90deg, rgba(21, 149, 107, 0.08), transparent 26%),
        linear-gradient(180deg, #f8fbfb 0%, var(--bg) 100%);
}

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

button {
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: 1;
    filter: grayscale(0.16);
}

.btn:disabled {
    background: #e5eceb;
    border-color: #d2dddc;
    color: #7b8a89;
}

#app,
.app-shell {
    width: 100%;
    height: 100vh;
}

.app-shell {
    display: grid;
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    overflow: hidden;
}

.sidebar {
    min-height: 0;
    background:
        linear-gradient(180deg, rgba(7, 61, 87, 0.98), rgba(5, 44, 64, 0.99)),
        var(--shell);
    color: #f7fffb;
    padding: 18px 14px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    border-right: 1px solid rgba(255, 255, 255, 0.09);
    overflow: hidden;
}

.brand {
    display: grid;
    gap: 8px;
    padding: 10px 10px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand img {
    max-width: 142px;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.09em;
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--green);
}

.sidebar .eyebrow {
    color: rgba(255, 255, 255, 0.68);
}

.brand-title {
    font-size: 1.08rem;
    font-weight: 800;
    line-height: 1.2;
}

.brand-copy,
.user-meta,
.muted {
    color: var(--muted);
}

.sidebar .brand-copy,
.sidebar .user-meta {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.84rem;
    line-height: 1.4;
}

.nav-group {
    display: grid;
    gap: 4px;
    overflow: auto;
    padding-right: 2px;
}

.nav-button {
    border: 1px solid transparent;
    background: transparent;
    color: rgba(255, 255, 255, 0.82);
    border-radius: 8px;
    padding: 10px 12px;
    text-align: left;
    transition: 0.16s ease;
}

.nav-button.active,
.nav-button:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

.nav-button.active {
    box-shadow: inset 3px 0 0 var(--orange);
}

.sidebar-footer {
    margin-top: auto;
    display: grid;
    gap: 10px;
}

.user-card {
    border-radius: 8px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.user-name {
    font-weight: 700;
}

.content {
    min-width: 0;
    min-height: 0;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    overflow: hidden;
}

.topbar {
    min-height: var(--topbar-height);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    padding: 18px 24px 16px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 5;
}

.workspace {
    min-height: 0;
    overflow: auto;
    padding: 18px 24px 24px;
    display: grid;
    gap: 14px;
    align-content: start;
}

.page-title {
    font-size: 1.45rem;
    font-weight: 800;
    margin: 3px 0 4px;
    letter-spacing: 0;
}

.page-copy {
    max-width: 820px;
    line-height: 1.42;
    color: var(--muted);
    font-size: 0.94rem;
}

.topbar-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.chip {
    border-radius: 999px;
    padding: 8px 12px;
    border: 1px solid var(--line);
    background: #f7fbfa;
    display: inline-flex;
    gap: 7px;
    align-items: center;
    font-size: 0.9rem;
}

.layout-grid {
    min-height: 0;
    display: grid;
    grid-template-columns: minmax(330px, 430px) minmax(0, 1fr);
    gap: 14px;
    align-items: start;
}

.stack {
    display: grid;
    gap: 14px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px;
}

.section-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 12px;
}

.section-title {
    margin: 0 0 4px;
    font-size: 1rem;
    font-weight: 800;
}

.section-copy {
    margin: 0 0 12px;
    line-height: 1.42;
    color: var(--muted);
    font-size: 0.92rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.field {
    display: grid;
    gap: 5px;
}

.field.span-2 {
    grid-column: span 2;
}

.field label {
    font-size: 0.82rem;
    font-weight: 700;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    border-radius: 7px;
    border: 1px solid var(--line);
    background: var(--surface);
    padding: 10px 11px;
    color: var(--ink);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: 2px solid rgba(14, 111, 145, 0.2);
    border-color: var(--blue);
}

.field textarea {
    resize: vertical;
    min-height: 96px;
}

.button-row .field {
    min-width: 170px;
}

.helper {
    font-size: 0.8rem;
    line-height: 1.38;
    color: var(--muted);
}

.button-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn {
    border: 1px solid transparent;
    border-radius: 7px;
    padding: 9px 13px;
    transition: 0.16s ease;
    font-weight: 700;
    font-size: 0.9rem;
}

.btn-primary {
    background: var(--blue);
    color: #fff;
}

.btn-primary:hover {
    background: var(--blue-strong);
}

.btn-secondary {
    background: var(--surface-soft);
    color: var(--ink);
    border-color: var(--line);
}

.btn-secondary:hover {
    background: #eaf3f1;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #a9362c;
}

.btn-soft {
    background: rgba(21, 149, 107, 0.1);
    color: var(--green-strong);
    border-color: rgba(21, 149, 107, 0.22);
}

.alert {
    margin-bottom: 12px;
    padding: 11px 12px;
    border-radius: 8px;
    border: 1px solid rgba(196, 73, 61, 0.22);
    background: rgba(196, 73, 61, 0.08);
    color: #8d3124;
}

.callout {
    padding: 12px;
    border-radius: 8px;
    background: rgba(14, 111, 145, 0.08);
    border: 1px solid rgba(14, 111, 145, 0.18);
    line-height: 1.42;
}

.callout strong {
    display: block;
    margin-bottom: 4px;
}

.callout-warning {
    background: rgba(242, 140, 40, 0.11);
    border-color: rgba(242, 140, 40, 0.28);
    color: #74480d;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
}

.stat-card {
    border-radius: 8px;
    padding: 13px;
    border: 1px solid var(--line);
    background: var(--surface);
    box-shadow: 0 8px 18px rgba(13, 38, 52, 0.06);
}

.stat-number {
    font-size: 1.45rem;
    font-weight: 800;
    margin: 5px 0 1px;
    color: var(--blue-strong);
}

.table-wrap {
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
    max-height: min(58vh, 620px);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
}

th,
td {
    padding: 9px 11px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
    font-size: 0.9rem;
}

th {
    background: #eef7f6;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.72rem;
    color: #4e6672;
    position: sticky;
    top: 0;
    z-index: 1;
}

tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background: #f8fbfa;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 9px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface-soft);
    font-size: 0.78rem;
    white-space: nowrap;
    font-weight: 700;
}

.badge-success {
    background: rgba(21, 149, 107, 0.1);
    color: var(--green-strong);
    border-color: rgba(21, 149, 107, 0.22);
}

.badge-danger {
    background: rgba(196, 73, 61, 0.1);
    color: var(--danger);
    border-color: rgba(196, 73, 61, 0.2);
}

.badge-warning {
    background: rgba(242, 140, 40, 0.12);
    color: var(--orange-strong);
    border-color: rgba(242, 140, 40, 0.26);
}

.permissions-grid {
    display: grid;
    gap: 8px;
}

.permission-row {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px;
    background: var(--surface-soft);
}

.permission-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    margin-bottom: 8px;
}

.permission-label {
    font-weight: 800;
}

.checkbox-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
}

.checkbox-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.timeline {
    display: grid;
    gap: 10px;
}

.timeline-item {
    border-left: 3px solid rgba(21, 149, 107, 0.38);
    padding-left: 12px;
    display: grid;
    gap: 3px;
}

.empty {
    padding: 22px;
    border-radius: 8px;
    border: 1px dashed var(--line);
    background: var(--surface-soft);
    color: var(--muted);
}

.login-screen {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    background:
        radial-gradient(circle at 16% 18%, rgba(242, 140, 40, 0.28), transparent 24%),
        radial-gradient(circle at 78% 16%, rgba(21, 149, 107, 0.2), transparent 26%),
        linear-gradient(135deg, rgba(5, 44, 64, 0.95), rgba(7, 61, 87, 0.92) 42%, rgba(14, 111, 145, 0.86)),
        url("logo-eco-solaris.png");
    background-size: auto, auto, auto, 0;
}

.login-card {
    width: min(980px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(330px, 410px);
    border-radius: 22px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 28px 70px rgba(4, 28, 42, 0.34);
}

.login-panel {
    min-height: 560px;
    padding: 42px;
    background:
        linear-gradient(145deg, rgba(242, 140, 40, 0.3), transparent 28%),
        linear-gradient(160deg, rgba(7, 61, 87, 0.96), rgba(8, 79, 105, 0.98) 54%, rgba(21, 149, 107, 0.9));
    color: #f7fffa;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.login-panel .eyebrow,
.login-panel .section-copy,
.login-panel .brand-copy {
    color: rgba(255, 255, 255, 0.82);
}

.login-panel::before,
.login-panel::after {
    content: "";
    position: absolute;
    inset: auto;
    pointer-events: none;
}

.login-panel::before {
    width: 360px;
    height: 360px;
    border-radius: 999px;
    right: -150px;
    top: -140px;
    background: radial-gradient(circle, rgba(242, 140, 40, 0.48), rgba(242, 140, 40, 0.06) 58%, transparent 70%);
}

.login-panel::after {
    width: 120%;
    height: 170px;
    left: -10%;
    bottom: -78px;
    background:
        linear-gradient(110deg, transparent 8%, rgba(255, 255, 255, 0.08) 8% 10%, transparent 10% 20%, rgba(255, 255, 255, 0.08) 20% 22%, transparent 22% 34%, rgba(255, 255, 255, 0.08) 34% 36%, transparent 36%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.02));
    transform: skewY(-8deg);
}

.login-brand,
.login-copy,
.solar-visual {
    position: relative;
    z-index: 1;
}

.login-brand {
    width: 176px;
    min-height: 78px;
    display: grid;
    place-items: center;
    padding: 12px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 18px 42px rgba(3, 25, 38, 0.22);
}

.login-brand img {
    width: 100%;
    height: auto;
    display: block;
}

.login-copy {
    max-width: 470px;
    display: grid;
    gap: 10px;
}

.login-title {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 0.98;
    letter-spacing: -0.045em;
    color: #ffffff;
}

.login-copy p {
    margin: 0;
    color: rgba(255, 255, 255, 0.84);
    letter-spacing: 0.16em;
    font-size: 0.78rem;
    font-weight: 800;
}

.solar-visual {
    height: 150px;
    margin-top: 28px;
}

.solar-sun {
    position: absolute;
    right: 22px;
    top: 0;
    width: 70px;
    height: 70px;
    border-radius: 999px;
    background: radial-gradient(circle, #ffd07c, #f28c28 62%, rgba(242, 140, 40, 0.18));
    box-shadow: 0 0 45px rgba(242, 140, 40, 0.62);
}

.solar-panel {
    position: absolute;
    bottom: 10px;
    height: 74px;
    border-radius: 8px;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.2) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px),
        linear-gradient(135deg, #0c4a63, #062a3d);
    background-size: 28px 100%, 100% 24px, auto;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 18px 28px rgba(2, 22, 33, 0.26);
    transform: perspective(420px) rotateX(56deg) rotateZ(-9deg);
}

.panel-one {
    width: 190px;
    left: 8px;
}

.panel-two {
    width: 210px;
    left: 170px;
    bottom: 26px;
}

.panel-three {
    width: 170px;
    left: 342px;
    bottom: 43px;
}

.login-form {
    padding: 42px 38px;
    display: grid;
    gap: 18px;
    align-content: center;
    background:
        linear-gradient(180deg, #ffffff, #f8fbfa);
}

.login-form .field input {
    background: #fff;
    border-radius: 12px;
    min-height: 48px;
}

.login-form .btn {
    min-height: 48px;
    border-radius: 12px;
    padding-inline: 22px;
}

@media (min-width: 1081px) {
    .content {
        padding-bottom: 24px;
    }
}

@media (max-width: 1080px) {
    html,
    body {
        overflow: auto;
        height: auto;
    }

    #app,
    .app-shell {
        height: auto;
        min-height: 100vh;
    }

    .layout-grid,
    .login-card,
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        min-height: auto;
        overflow: visible;
    }

    .nav-group {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        overflow: visible;
    }

    .content,
    .workspace {
        overflow: visible;
    }
}

@media (max-width: 800px) {
    .workspace {
        padding: 14px;
    }

    .topbar {
        flex-direction: column;
        padding: 16px 14px;
    }

    .topbar-actions {
        justify-content: flex-start;
    }

    .sidebar {
        padding: 14px;
    }

    .section-header {
        flex-direction: column;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .field.span-2 {
        grid-column: span 1;
    }
}