:root {
    --bg: #f4efe8;
    --surface: rgba(255, 252, 247, 0.88);
    --surface-strong: #fffdf8;
    --surface-border: rgba(19, 54, 49, 0.1);
    --text: #153632;
    --muted: #5d706b;
    --line: rgba(19, 54, 49, 0.08);
    --accent: #0f766e;
    --accent-deep: #115e59;
    --accent-soft: #dbf2ef;
    --warning: #cb6b2c;
    --danger: #be2c2c;
    --success: #188a51;
    --slate: #5a6b79;
    --shadow-lg: 0 24px 60px rgba(19, 54, 49, 0.12);
    --shadow-md: 0 16px 30px rgba(19, 54, 49, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.12), transparent 25%),
        radial-gradient(circle at top right, rgba(203, 107, 44, 0.12), transparent 30%),
        linear-gradient(180deg, #faf5ee 0%, var(--bg) 50%, #efe6db 100%);
}

a { color: inherit; }
img { max-width: 100%; display: block; }
code, pre, kbd { font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace; }

.page-shell { min-height: 100vh; display: flex; flex-direction: column; }
.container { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.page-content { flex: 1; padding: 2rem 0 4rem; }
.site-header {
    position: sticky; top: 0; z-index: 20;
    background: rgba(250, 245, 238, 0.84);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 0; }
.brand { display: inline-flex; align-items: center; gap: 0.85rem; text-decoration: none; }
.brand-mark {
    width: 2.75rem; height: 2.75rem; border-radius: 0.95rem;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--accent), #2dd4bf);
    color: #fff; font-weight: 800; letter-spacing: 0.08em; box-shadow: var(--shadow-md);
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.1; }
.brand-copy strong { font-size: 1rem; }
.brand-copy small { color: var(--muted); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.74rem; }
.site-nav { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.nav-link {
    text-decoration: none; color: var(--muted); font-weight: 700;
    padding: 0.7rem 1rem; border-radius: 999px; transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}
.nav-link:hover, .nav-link:focus-visible, .nav-link.is-active { background: rgba(15, 118, 110, 0.1); color: var(--accent-deep); transform: translateY(-1px); }

.hero {
    display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.85fr); gap: 1.4rem;
}
.hero-copy, .hero-panel, .card, .panel, .stat-card, .metric-card, .task-card, .feed-item, .notice, .empty-state {
    background: var(--surface); border: 1px solid var(--surface-border); box-shadow: var(--shadow-md);
}
.hero-copy { border-radius: 2rem; padding: 2.6rem; }
.hero h1, .section-title h1 { margin: 0; line-height: 0.98; letter-spacing: -0.05em; }
.hero h1 { font-size: clamp(2.8rem, 6vw, 4.9rem); }
.section-title h1 { font-size: clamp(2.1rem, 4vw, 3.6rem); }
.eyebrow {
    display: inline-flex; align-items: center; gap: 0.4rem; margin-bottom: 1rem;
    padding: 0.42rem 0.75rem; border-radius: 999px; background: var(--accent-soft); color: var(--accent-deep);
    font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.16em;
}
.hero-text, .section-title p, .panel p, .card p, .feed-item p, .empty-state p { color: var(--muted); line-height: 1.7; }
.hero-text { font-size: 1.08rem; max-width: 52rem; margin: 1.2rem 0 0; }
.hero-actions, .toolbar, .summary-chips, .row-actions, .stack-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-actions { margin-top: 1.8rem; }
.button {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    border: 0; text-decoration: none; font-weight: 800; padding: 0.9rem 1.2rem; border-radius: 999px; cursor: pointer;
}
.button-primary { background: linear-gradient(135deg, var(--accent), var(--accent-deep)); color: #fff; }
.button-secondary { background: rgba(15, 118, 110, 0.08); color: var(--accent-deep); }
.button-ghost { background: transparent; color: var(--text); border: 1px solid var(--surface-border); }
.button:hover, .button:focus-visible { transform: translateY(-1px); }

.hero-panel { border-radius: 1.8rem; padding: 1.8rem; display: grid; gap: 1rem; }
.panel, .card, .stat-card, .metric-card, .task-card, .feed-item, .notice, .empty-state { border-radius: 1.5rem; }
.panel, .card, .stat-card, .metric-card, .notice, .empty-state { padding: 1.25rem; }
.panel h2, .card h2, .metric-card strong { margin: 0; }
.panel h2 { font-size: 1.15rem; }
.panel-label, .meta-label, .kicker { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.74rem; color: var(--muted); font-weight: 800; }
.project-grid, .metrics-grid, .stats-grid, .feed-grid { display: grid; gap: 1rem; }
.metrics-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 1.2rem; }
.stats-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.project-list { display: grid; gap: 1rem; margin-top: 1rem; }
.card-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.project-card { display: grid; gap: 0.9rem; padding: 1.2rem; }
.project-card .project-top, .project-card .project-bottom, .project-card .project-meta, .project-card .project-status { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap; }
.project-card h3 { margin: 0; font-size: 1.1rem; }
.progress { width: 100%; height: 0.75rem; background: rgba(19, 54, 49, 0.08); border-radius: 999px; overflow: hidden; }
.progress > span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), #34d399); }
.tag, .status-pill, .mini-pill {
    display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.35rem 0.68rem; border-radius: 999px; font-size: 0.76rem; font-weight: 800;
}
.is-neutral { background: rgba(90, 107, 121, 0.12); color: var(--slate); }
.is-blue { background: rgba(15, 118, 110, 0.12); color: var(--accent-deep); }
.is-amber { background: rgba(203, 107, 44, 0.14); color: var(--warning); }
.is-red { background: rgba(190, 44, 44, 0.12); color: var(--danger); }
.is-green { background: rgba(24, 138, 81, 0.12); color: var(--success); }
.is-slate { background: rgba(90, 107, 121, 0.12); color: var(--slate); }

.shell {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.7fr);
    gap: 1.1rem;
    align-items: start;
}
.board-shell { display: grid; gap: 1rem; }
.board { display: grid; gap: 1rem; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.column { display: grid; gap: 0.85rem; align-content: start; background: rgba(255,255,255,0.4); border: 1px solid var(--surface-border); border-radius: 1.4rem; padding: 1rem; }
.column header { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.column h3 { margin: 0; font-size: 0.98rem; }
.column .count { color: var(--muted); font-size: 0.84rem; font-weight: 700; }
.task-card { padding: 1rem; display: grid; gap: 0.75rem; }
.task-card header, .task-card footer, .task-card .task-meta { display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.task-card h4 { margin: 0; font-size: 1rem; }
.task-card p { margin: 0; font-size: 0.95rem; }
.task-card .task-body { display: grid; gap: 0.5rem; }
.task-card .task-footnote { font-size: 0.82rem; color: var(--muted); }
.task-form, .project-form, .filter-bar { display: grid; gap: 1rem; }
.form-grid { display: grid; gap: 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field { display: grid; gap: 0.45rem; }
.field span { font-size: 0.86rem; font-weight: 700; color: var(--muted); }
.input, .select, .textarea {
    width: 100%; border-radius: 1rem; border: 1px solid var(--surface-border); background: rgba(255,255,255,0.85);
    padding: 0.9rem 1rem; color: var(--text); font: inherit; outline: none;
}
.textarea { min-height: 10rem; resize: vertical; }
.input:focus, .select:focus, .textarea:focus { border-color: rgba(15,118,110,0.4); box-shadow: 0 0 0 4px rgba(15,118,110,0.12); }
.helper, .field-error, .fineprint { color: var(--muted); font-size: 0.84rem; line-height: 1.5; }
.field-error { color: var(--danger); }
.alert { border-radius: 1rem; padding: 0.95rem 1rem; }
.alert-success { background: rgba(24, 138, 81, 0.12); color: var(--success); }
.alert-error { background: rgba(190, 44, 44, 0.12); color: var(--danger); }
.stack { display: grid; gap: 1rem; }
.layout-two { display: grid; gap: 1rem; grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.7fr); }
.side-stack { display: grid; gap: 1rem; }
.kpi { display: flex; flex-direction: column; gap: 0.35rem; }
.kpi strong { font-size: 1.6rem; }
.list { display: grid; gap: 0.8rem; }
.list-item, .feed-item { padding: 1rem; }
.feed-item { display: grid; gap: 0.45rem; }
.feed-item header { display: flex; justify-content: space-between; gap: 0.75rem; flex-wrap: wrap; }
.board-actions, .project-actions, .task-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.badge-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.board-header { display: flex; justify-content: space-between; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.project-header { display: grid; gap: 1rem; }
.project-hero {
    display: grid; gap: 1rem; padding: 1.4rem; border-radius: 1.8rem; background: linear-gradient(135deg, rgba(15,118,110,0.12), rgba(255,255,255,0.66));
    border: 1px solid var(--surface-border);
}
.project-meta-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.meta-card { padding: 0.95rem 1rem; border-radius: 1.2rem; background: rgba(255,255,255,0.8); border: 1px solid var(--surface-border); }
.meta-card span { display: block; color: var(--muted); font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; }
.meta-card strong { display: block; margin-top: 0.4rem; font-size: 1rem; }
.members-list { display: grid; gap: 0.65rem; }
.member-chip { display: flex; justify-content: space-between; gap: 0.75rem; align-items: center; padding: 0.75rem 0.9rem; border-radius: 1rem; background: rgba(255,255,255,0.72); border: 1px solid var(--surface-border); }
.member-chip strong { font-size: 0.95rem; }
.member-chip small { color: var(--muted); }
.block-title { display: flex; justify-content: space-between; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.board-toolbar, .filter-bar { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: end; }
.layout-top { display: flex; justify-content: space-between; align-items: end; gap: 1rem; flex-wrap: wrap; }
.empty-state { text-align: center; padding: 2rem; }
.site-footer { border-top: 1px solid var(--line); padding: 1.8rem 0 2.4rem; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.skip-link { position: absolute; left: -9999px; top: 1rem; }
.skip-link:focus { left: 1rem; z-index: 30; background: #fff; padding: 0.75rem 1rem; border-radius: 0.8rem; }

@media (max-width: 1100px) {
    .hero, .shell, .layout-two, .project-meta-grid, .metrics-grid, .stats-grid, .board { grid-template-columns: 1fr 1fr; }
    .board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
    .header-inner, .layout-top, .board-header, .project-meta-grid, .stats-grid, .metrics-grid, .board, .shell, .layout-two { grid-template-columns: 1fr; }
    .header-inner, .footer-inner { flex-direction: column; align-items: flex-start; }
    .hero { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .board { grid-template-columns: 1fr; }
}