:root {
    --ink-950: #111827;
    --ink-900: #1b2433;
    --ink-800: #2a3447;
    --ink-700: #566377;
    --paper-50: #f7f9fc;
    --paper-100: #eef3f8;
    --paper-200: #d9e1eb;
    --paper-300: #c5cfdd;
    --accent: #8ea4c8;
    --accent-deep: #687fa4;
    --accent-soft: #e6edf7;
    --signal-green: #2f7a57;
    --signal-red: #b05048;
    --signal-amber: #bf8a34;
    --signal-blue: #436ea5;
    --shadow: 0 18px 38px rgba(17, 24, 39, 0.10);
}

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

body {
    margin: 0;
    min-height: 100vh;
    font-family: "IBM Plex Sans", Arial, sans-serif;
    color: var(--ink-950);
    background:
        radial-gradient(circle at top right, rgba(142, 164, 200, 0.16), transparent 26%),
        linear-gradient(180deg, #f9fbfd 0%, #eff4f9 55%, #e9eff6 100%);
}

.login-body {
    background:
        radial-gradient(circle at 10% 18%, rgba(142, 164, 200, 0.16), transparent 22%),
        linear-gradient(135deg, #f9fbfd 0%, #e9f0f8 100%);
}

a {
    text-decoration: none;
}

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

.app-sidebar {
    width: 300px;
    padding: 1.5rem;
    background: linear-gradient(180deg, #182131 0%, #242e42 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 0;
    height: 100vh;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.brand-lockup img {
    width: 100%;
    max-width: 220px;
}

.sidebar-context {
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-context__label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.62);
}

.sidebar-context__name {
    margin-top: 0.35rem;
    font-size: 1.15rem;
    font-weight: 700;
}

.sidebar-context__meta {
    margin-top: 0.25rem;
    color: rgba(255, 255, 255, 0.74);
}

.nav-stack {
    display: grid;
    gap: 0.45rem;
}

.nav-stack__link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.9rem 1rem;
    border-radius: 14px;
    color: rgba(255, 255, 255, 0.82);
    transition: 0.2s ease;
}

.nav-stack__link:hover,
.nav-stack__link.is-active {
    background: rgba(142, 164, 200, 0.18);
    color: #fff;
}

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

.app-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.6rem 2rem 0.9rem;
    border-bottom: 1px solid rgba(27, 36, 51, 0.08);
}

.page-content {
    padding: 1.2rem 2rem 2rem;
    flex: 1;
}

.topbar-menu {
    display: none;
}

.app-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 2rem 1.4rem;
    color: var(--ink-700);
    font-size: 0.92rem;
    border-top: 1px solid rgba(27, 36, 51, 0.08);
}

.app-footer img {
    width: auto;
    height: 38px;
    flex: 0 0 auto;
}

.app-footer__copy {
    max-width: 42rem;
}

.eyebrow {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.11em;
    color: var(--accent-deep);
    font-weight: 700;
}

.page-title,
.hero-panel__title,
.card-panel h1,
.card-panel h2,
.brief-card h2 {
    margin: 0;
    font-weight: 700;
}

.page-title {
    font-size: clamp(1.8rem, 2vw, 2.4rem);
}

.topbar-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: flex-end;
}

.meta-chip {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.45rem 0.8rem;
    background: rgba(67, 110, 165, 0.08);
    color: var(--ink-900);
    font-size: 0.85rem;
    font-weight: 600;
}

.meta-chip--strong {
    background: rgba(142, 164, 200, 0.22);
}

.card-panel,
.hero-panel,
.brief-card,
.loading-board,
.demo-user-card {
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(27, 36, 51, 0.08);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.card-panel,
.brief-card,
.loading-board {
    padding: 1.4rem;
}

.card-panel__header,
.loading-board__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.hero-panel {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 1.5rem;
    padding: 1.6rem;
}

.hero-panel__copy {
    margin-top: 0.75rem;
    max-width: 58rem;
    color: var(--ink-700);
}

.hero-panel__stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.stat-card {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(67, 110, 165, 0.06);
}

.stat-card--warning {
    background: rgba(191, 138, 52, 0.12);
}

.stat-card--danger {
    background: rgba(176, 80, 72, 0.10);
}

.stat-card__value {
    font-size: 1.95rem;
    font-weight: 700;
}

.stat-card__label {
    color: var(--ink-700);
}

.timeline-list,
.brief-list {
    margin: 0;
    padding-left: 1.15rem;
    display: grid;
    gap: 0.8rem;
}

.brief-list--ordered {
    padding-left: 1.3rem;
}

.notification-stream {
    display: grid;
    gap: 0.9rem;
}

.notification-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.1rem;
    border-radius: 18px;
    background: rgba(67, 110, 165, 0.05);
}

.notification-row p {
    margin: 0.25rem 0 0;
    color: var(--ink-700);
}

.status-pill {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 0.34rem 0.7rem;
    background: rgba(67, 110, 165, 0.08);
    color: var(--ink-900);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.status-pill--success {
    background: rgba(47, 122, 87, 0.14);
    color: var(--signal-green);
}

.status-pill--warning {
    background: rgba(191, 138, 52, 0.14);
    color: var(--signal-amber);
}

.status-pill--danger {
    background: rgba(176, 80, 72, 0.14);
    color: var(--signal-red);
}

.status-pill--info {
    background: rgba(67, 110, 165, 0.12);
    color: var(--signal-blue);
}

.form-grid {
    display: grid;
    gap: 1rem;
}

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

.form-grid__span {
    grid-column: 1 / -1;
}

.inline-note {
    align-self: center;
    color: var(--ink-700);
    font-size: 0.92rem;
}

.placeholder-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.placeholder-strip span {
    padding: 0.55rem 0.8rem;
    border-radius: 999px;
    background: rgba(67, 110, 165, 0.06);
    font-size: 0.9rem;
}

.inline-planner-form {
    display: grid;
    gap: 0.5rem;
    min-width: 270px;
}

.loading-area-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.composition-card {
    display: grid;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 18px;
    background: rgba(67, 110, 165, 0.05);
    margin-bottom: 1rem;
}

.composition-card__textarea {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.85rem;
}

.subheading {
    margin-bottom: 0.7rem;
    font-size: 1rem;
    color: var(--ink-700);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.login-shell {
    display: grid;
    grid-template-columns: 1.25fr 0.85fr;
    gap: 2rem;
    padding: 2rem;
    min-height: 100vh;
    align-items: center;
}

.login-brand {
    margin-bottom: 1.5rem;
}

.login-brand img {
    width: min(280px, 100%);
}

.login-brand p {
    margin-top: 1rem;
    font-size: 1.02rem;
    color: var(--ink-700);
    max-width: 42rem;
}

.login-panel {
    padding: 1rem;
}

.login-aside {
    display: grid;
    gap: 1rem;
}

.demo-user-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.demo-user-card {
    padding: 1rem;
}

.demo-user-card h3 {
    margin: 0 0 0.2rem;
    font-size: 1rem;
}

.demo-user-card__meta {
    margin-bottom: 0.35rem;
    color: var(--ink-700);
}

.table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(67, 110, 165, 0.035);
    --bs-table-hover-bg: rgba(142, 164, 200, 0.10);
}

.dataTables_wrapper .dt-buttons {
    margin-bottom: 0.75rem;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    border: 1px solid rgba(27, 36, 51, 0.16);
    border-radius: 10px;
    background: #fff;
}

.btn-primary {
    --bs-btn-bg: var(--ink-900);
    --bs-btn-border-color: var(--ink-900);
    --bs-btn-hover-bg: var(--ink-800);
    --bs-btn-hover-border-color: var(--ink-800);
}

.btn-outline-primary {
    --bs-btn-color: var(--ink-800);
    --bs-btn-border-color: rgba(27, 36, 51, 0.2);
    --bs-btn-hover-bg: var(--ink-900);
    --bs-btn-hover-border-color: var(--ink-900);
}

.btn-outline-light {
    --bs-btn-border-color: rgba(255, 255, 255, 0.28);
}

code {
    color: var(--accent-deep);
}

@media (max-width: 1100px) {
    .app-sidebar {
        position: fixed;
        left: -320px;
        z-index: 1040;
        transition: left 0.2s ease;
    }

    .app-sidebar.is-open {
        left: 0;
    }

    .topbar-menu {
        display: inline-flex;
    }

    .hero-panel,
    .loading-area-grid,
    .login-shell {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .page-content,
    .app-topbar,
    .login-shell {
        padding: 1rem;
    }

    .form-grid--two,
    .demo-user-grid,
    .hero-panel__stats {
        grid-template-columns: 1fr;
    }

    .notification-row {
        flex-direction: column;
    }

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

    .app-footer {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
    }
}