/* ==========================================================================
   TransactVault — design system
   Calm, professional, spacious. Calm-green for success. Semantic class names
   only — classes describe the content, not the appearance.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design tokens
   -------------------------------------------------------------------------- */
:root {
    --color-brand:         #0f766e;
    --color-brand-ink:     #0b5955;
    --color-brand-soft:    #ccfbf1;
    --color-brand-tint:    #f0fdfa;

    --color-success:       #16a34a;
    --color-success-soft:  #dcfce7;
    --color-success-ink:   #166534;

    --color-warn:          #b45309;
    --color-warn-soft:     #fef3c7;

    --color-danger:        #dc2626;
    --color-danger-soft:   #fee2e2;

    --color-ink:           #0f172a;
    --color-body:          #1f2937;
    --color-muted:         #64748b;
    --color-mute-soft:     #94a3b8;
    --color-line:          #e5e7eb;
    --color-line-soft:     #f1f5f9;
    --color-surface:       #ffffff;
    --color-surface-alt:   #f8fafc;
    --color-bg:            #f6f7f9;

    --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-display: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

    --fs-xs:   0.8125rem;
    --fs-sm:   0.875rem;
    --fs-base: 1rem;
    --fs-md:   1.0625rem;
    --fs-lg:   clamp(1.125rem, 0.6vw + 0.95rem, 1.25rem);
    --fs-xl:   clamp(1.35rem, 1vw + 1.1rem, 1.6rem);
    --fs-2xl:  clamp(1.75rem, 2vw + 1.2rem, 2.25rem);
    --fs-hero: clamp(2.4rem, 4vw + 1.2rem, 4.25rem);

    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-5: 1.5rem;
    --sp-6: 2rem;
    --sp-7: 3rem;
    --sp-8: 4rem;
    --sp-9: 6rem;

    --radius-sm: 0.375rem;
    --radius:    0.625rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow:    0 8px 24px -12px rgba(15, 23, 42, 0.15);
    --shadow-lg: 0 20px 60px -24px rgba(15, 23, 42, 0.22);

    --transition: 180ms cubic-bezier(.3, .7, .3, 1);

    --container: 72rem;
    --container-narrow: 56rem;
}

/* --------------------------------------------------------------------------
   Base + reset
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: var(--fs-base);
    line-height: 1.55;
    color: var(--color-body);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--color-ink);
    line-height: 1.15;
    margin: 0 0 var(--sp-4);
    letter-spacing: -0.015em;
}

h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }

p  { margin: 0 0 var(--sp-4); }

a {
    color: var(--color-brand);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover, a:focus { color: var(--color-brand-ink); text-decoration: underline; }

ul, ol { padding-inline-start: 1.25rem; }

img { max-width: 100%; height: auto; display: block; }

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

hr {
    border: 0;
    border-top: 1px solid var(--color-line);
    margin: var(--sp-6) 0;
}

:focus-visible {
    outline: 2px solid var(--color-brand);
    outline-offset: 2px;
    border-radius: 4px;
}

/* --------------------------------------------------------------------------
   Site header / footer
   -------------------------------------------------------------------------- */
.site-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-line);
    position: sticky;
    top: 0;
    z-index: 20;
}

.site-header > nav {
    max-width: var(--container);
    margin-inline: auto;
    padding: var(--sp-4) var(--sp-5);
    display: flex;
    align-items: center;
    gap: var(--sp-5);
}

.brand-mark {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-ink);
    font-size: var(--fs-lg);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.brand-mark::before {
    content: "";
    width: 1.15rem; height: 1.15rem;
    background: var(--color-brand);
    border-radius: 0.35rem;
    box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.15);
}
.brand-mark:hover { text-decoration: none; color: var(--color-brand-ink); }

.primary-nav {
    display: flex;
    gap: var(--sp-5);
    margin-inline-start: auto;
    align-items: center;
}
.primary-nav a {
    color: var(--color-body);
    font-weight: 500;
    font-size: var(--fs-sm);
}
.primary-nav a:hover { color: var(--color-brand); text-decoration: none; }

.site-footer {
    border-top: 1px solid var(--color-line);
    background: var(--color-surface);
    padding: var(--sp-7) var(--sp-5);
    margin-top: var(--sp-9);
    color: var(--color-muted);
    font-size: var(--fs-sm);
}
.site-footer > .footer-grid {
    max-width: var(--container);
    margin-inline: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: var(--sp-6);
}
.site-footer h4 { color: var(--color-ink); font-size: var(--fs-sm); margin-bottom: var(--sp-3); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: var(--sp-2); }
.footer-colophon {
    max-width: var(--container);
    margin: var(--sp-6) auto 0;
    border-top: 1px solid var(--color-line);
    padding-top: var(--sp-4);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--sp-3);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn,
button[type="submit"],
a.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.25rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    background: var(--color-brand);
    color: #fff;
    font-weight: 600;
    font-size: var(--fs-sm);
    cursor: pointer;
    transition: transform var(--transition), background var(--transition), box-shadow var(--transition), border-color var(--transition);
    text-decoration: none;
    line-height: 1;
}
.btn:hover, button[type="submit"]:hover, a.btn:hover {
    background: var(--color-brand-ink);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}
.btn.secondary {
    background: var(--color-surface);
    color: var(--color-ink);
    border-color: var(--color-line);
}
.btn.secondary:hover {
    background: var(--color-surface-alt);
    color: var(--color-ink);
    border-color: var(--color-mute-soft);
}
.btn.ghost {
    background: transparent;
    color: var(--color-body);
    border-color: transparent;
}
.btn.ghost:hover { background: var(--color-line-soft); color: var(--color-ink); }
.btn.small { padding: 0.4rem 0.75rem; font-size: var(--fs-xs); }
.btn.danger { background: var(--color-danger); }
.btn.danger:hover { background: #b91c1c; }

/* --------------------------------------------------------------------------
   Landing page
   -------------------------------------------------------------------------- */
.hero {
    padding: clamp(3rem, 8vw, 6rem) var(--sp-5) var(--sp-9);
    text-align: center;
    background:
        radial-gradient(ellipse at top, var(--color-brand-tint) 0%, transparent 55%),
        linear-gradient(180deg, #fff 0%, var(--color-bg) 100%);
}
.hero > .wrap {
    max-width: var(--container-narrow);
    margin-inline: auto;
}
.hero .eyebrow {
    display: inline-block;
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-brand);
    background: var(--color-brand-soft);
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    margin-bottom: var(--sp-5);
}
.hero h1 {
    font-size: var(--fs-hero);
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin-bottom: var(--sp-5);
    color: var(--color-ink);
}
.hero .lede {
    font-size: var(--fs-lg);
    color: var(--color-muted);
    max-width: 42rem;
    margin: 0 auto var(--sp-6);
}
.hero-actions { display: flex; gap: var(--sp-3); justify-content: center; flex-wrap: wrap; }
.hero-proof {
    margin-top: var(--sp-6);
    display: flex;
    gap: var(--sp-5);
    justify-content: center;
    flex-wrap: wrap;
    color: var(--color-muted);
    font-size: var(--fs-sm);
}
.hero-proof > span { display: inline-flex; align-items: center; gap: 0.35rem; }
.hero-proof > span::before {
    content: "";
    width: 0.75rem; height: 0.75rem;
    border-radius: 50%;
    background: var(--color-success);
}

.section {
    max-width: var(--container);
    margin-inline: auto;
    padding: var(--sp-9) var(--sp-5);
}
.section.narrow { max-width: var(--container-narrow); }

.section-heading { text-align: center; margin-bottom: var(--sp-7); }
.section-heading h2 { font-size: var(--fs-2xl); margin-bottom: var(--sp-3); }
.section-heading p  { color: var(--color-muted); font-size: var(--fs-lg); max-width: 40rem; margin-inline: auto; }

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    gap: var(--sp-5);
}
.benefit-card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
    transition: transform var(--transition), box-shadow var(--transition);
}
.benefit-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.benefit-card h3 { font-size: var(--fs-md); }
.benefit-card p  { color: var(--color-muted); margin: 0; font-size: var(--fs-sm); }
.benefit-card .badge {
    display: inline-flex;
    width: 2.5rem; height: 2.5rem;
    border-radius: var(--radius);
    background: var(--color-brand-soft);
    color: var(--color-brand-ink);
    align-items: center; justify-content: center;
    font-weight: 700;
    margin-bottom: var(--sp-4);
}

.compare-strip {
    background: var(--color-ink);
    color: #fff;
    padding: var(--sp-7) var(--sp-5);
    margin: var(--sp-7) 0;
}
.compare-strip .wrap {
    max-width: var(--container-narrow);
    margin-inline: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: var(--sp-5);
}
.compare-strip h3 { color: #fff; margin: 0 0 var(--sp-2); font-size: var(--fs-md); }
.compare-strip p  { color: #cbd5e1; font-size: var(--fs-sm); margin: 0; }
.compare-strip .cross  { color: #fca5a5; font-weight: 700; margin-inline-end: 0.35rem; }
.compare-strip .check { color: #86efac; font-weight: 700; margin-inline-end: 0.35rem; }

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: var(--sp-5);
}
.testimonial {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
}
.testimonial blockquote {
    margin: 0 0 var(--sp-4);
    color: var(--color-body);
    font-size: var(--fs-md);
    line-height: 1.6;
}
.testimonial cite {
    font-style: normal;
    color: var(--color-muted);
    font-size: var(--fs-sm);
}
.testimonial cite strong { color: var(--color-ink); display: block; }

.cta-banner {
    text-align: center;
    background: linear-gradient(135deg, var(--color-brand) 0%, #0ea5a5 100%);
    color: #fff;
    border-radius: var(--radius-xl);
    padding: var(--sp-8) var(--sp-5);
    margin-inline: auto;
    max-width: var(--container-narrow);
}
.cta-banner h2 { color: #fff; font-size: var(--fs-2xl); }
.cta-banner p  { color: rgba(255, 255, 255, 0.85); margin-bottom: var(--sp-5); font-size: var(--fs-md); }
.cta-banner .btn { background: #fff; color: var(--color-brand-ink); }
.cta-banner .btn:hover { background: #f0fdfa; color: var(--color-brand-ink); }

/* --------------------------------------------------------------------------
   Pricing page
   -------------------------------------------------------------------------- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    gap: var(--sp-5);
    align-items: stretch;
}
.plan-card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    position: relative;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.plan-card.popular {
    border-color: var(--color-brand);
    box-shadow: 0 0 0 3px var(--color-brand-soft), var(--shadow-lg);
}
.plan-card.popular::before {
    content: "Most popular";
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-brand);
    color: #fff;
    font-size: var(--fs-xs);
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.plan-card h3 { margin: 0; font-size: var(--fs-lg); }
.plan-card .price {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-ink);
    line-height: 1;
}
.plan-card .price small { font-size: var(--fs-sm); color: var(--color-muted); font-weight: 500; }
.plan-card .plan-limit { color: var(--color-muted); font-size: var(--fs-sm); margin: 0; }
.plan-card .plan-best  { color: var(--color-ink); font-weight: 600; margin: 0; font-size: var(--fs-sm); }
.plan-card ul.plan-features {
    padding: 0;
    list-style: none;
    margin: 0;
    display: grid;
    gap: 0.5rem;
    color: var(--color-body);
    font-size: var(--fs-sm);
}
.plan-card ul.plan-features li {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
}
.plan-card ul.plan-features li::before {
    content: "✓";
    color: var(--color-success);
    font-weight: 700;
    flex: none;
}
.plan-card .btn { margin-top: auto; }

.billing-toggle {
    display: inline-flex;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: 999px;
    padding: 0.25rem;
    gap: 0.25rem;
    font-size: var(--fs-sm);
    margin-bottom: var(--sp-5);
}
.billing-toggle button {
    border: 0;
    background: transparent;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    cursor: pointer;
    color: var(--color-muted);
    font-weight: 600;
}
.billing-toggle button.active {
    background: var(--color-brand);
    color: #fff;
}

.pricing-assurances {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    gap: var(--sp-4);
    margin-top: var(--sp-7);
    padding: var(--sp-6);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    text-align: center;
}
.pricing-assurances strong { display: block; color: var(--color-ink); font-size: var(--fs-md); }
.pricing-assurances p { color: var(--color-muted); font-size: var(--fs-sm); margin: 0; }

/* --------------------------------------------------------------------------
   Auth (signup/login/invite)
   -------------------------------------------------------------------------- */
.auth-shell {
    display: grid;
    place-items: center;
    min-height: calc(100vh - 5rem);
    padding: var(--sp-6) var(--sp-5);
}
.auth-card {
    max-width: 26rem;
    width: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-7);
    box-shadow: var(--shadow);
}
.auth-card h1 { font-size: var(--fs-xl); margin-bottom: var(--sp-2); }
.auth-card > p { color: var(--color-muted); margin-bottom: var(--sp-5); }
.auth-card .btn.google {
    width: 100%;
    background: var(--color-surface);
    color: var(--color-ink);
    border: 1px solid var(--color-line);
    margin-bottom: var(--sp-4);
}
.auth-divider {
    text-align: center;
    color: var(--color-mute-soft);
    font-size: var(--fs-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin: var(--sp-4) 0;
    display: flex;
    align-items: center;
    gap: var(--sp-3);
}
.auth-divider::before, .auth-divider::after {
    content: ""; flex: 1;
    border-top: 1px solid var(--color-line);
}
.auth-card footer { text-align: center; margin-top: var(--sp-5); color: var(--color-muted); font-size: var(--fs-sm); }

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
form fieldset {
    border: 0;
    padding: 0;
    margin: 0 0 var(--sp-4);
    display: grid;
    gap: var(--sp-4);
}
form legend {
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: var(--sp-2);
}
form label {
    display: grid;
    gap: 0.35rem;
    font-size: var(--fs-sm);
    color: var(--color-body);
    font-weight: 500;
}
form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="number"],
form input[type="date"],
form input[type="datetime-local"],
form input[type="url"],
form select,
form textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-line);
    background: var(--color-surface);
    color: var(--color-ink);
    transition: border-color var(--transition), box-shadow var(--transition);
}
form input:focus,
form select:focus,
form textarea:focus {
    outline: none;
    border-color: var(--color-brand);
    box-shadow: 0 0 0 3px var(--color-brand-soft);
}
form .form-row { display: grid; gap: var(--sp-3); grid-template-columns: 1fr 1fr; }
@media (max-width: 40rem) { form .form-row { grid-template-columns: 1fr; } }

.field-error {
    color: var(--color-danger);
    font-size: var(--fs-xs);
    margin-top: 0.2rem;
}
.alert {
    border-radius: var(--radius);
    padding: var(--sp-3) var(--sp-4);
    margin-bottom: var(--sp-4);
    font-size: var(--fs-sm);
}
.alert.error   { background: var(--color-danger-soft); color: var(--color-danger); }
.alert.success { background: var(--color-success-soft); color: var(--color-success-ink); }
.alert.info    { background: var(--color-brand-soft); color: var(--color-brand-ink); }

/* --------------------------------------------------------------------------
   App shell
   -------------------------------------------------------------------------- */
.page-app {
    background: var(--color-bg);
    min-height: 100vh;
}
.app-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-line);
}
.app-header > nav {
    max-width: var(--container);
    margin-inline: auto;
    padding: var(--sp-3) var(--sp-5);
    display: flex;
    align-items: center;
    gap: var(--sp-4);
}
.app-nav {
    display: flex;
    gap: var(--sp-5);
    margin-inline-start: var(--sp-6);
}
.app-nav a {
    color: var(--color-muted);
    font-weight: 500;
    font-size: var(--fs-sm);
    padding: 0.25rem 0;
    border-bottom: 2px solid transparent;
}
.app-nav a.active, .app-nav a:hover { color: var(--color-ink); border-bottom-color: var(--color-brand); text-decoration: none; }

.user-menu {
    margin-inline-start: auto;
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    color: var(--color-muted);
    font-size: var(--fs-sm);
}
.user-menu .avatar {
    width: 2rem; height: 2rem;
    border-radius: 50%;
    background: var(--color-brand-soft);
    color: var(--color-brand-ink);
    display: grid; place-items: center;
    font-weight: 700;
}
.user-menu form { display: inline; }
.user-menu button {
    background: transparent;
    border: 0;
    cursor: pointer;
    color: var(--color-muted);
    font-size: var(--fs-sm);
}
.user-menu button:hover { color: var(--color-ink); }

.app-main {
    max-width: var(--container);
    margin-inline: auto;
    padding: var(--sp-6) var(--sp-5) var(--sp-8);
}

.page-title {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--sp-6);
}
.page-title h1 { margin: 0; font-size: var(--fs-2xl); }
.page-title .subtitle { color: var(--color-muted); margin: 0; font-size: var(--fs-md); }

/* --------------------------------------------------------------------------
   Dashboard / transaction list
   -------------------------------------------------------------------------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
    gap: var(--sp-4);
    margin-bottom: var(--sp-6);
}
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-5);
}
.stat-card .label { color: var(--color-muted); font-size: var(--fs-sm); margin: 0 0 0.35rem; }
.stat-card .value { font-family: var(--font-display); font-size: 2.25rem; font-weight: 700; color: var(--color-ink); line-height: 1; }
.stat-card .value.success { color: var(--color-success); }
.stat-card .value.warn    { color: var(--color-warn); }

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    align-items: center;
    margin-bottom: var(--sp-5);
}
.filter-bar form { display: flex; gap: var(--sp-2); }
.filter-bar input[type="search"] { min-width: 18rem; }

.transaction-list {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.transaction-list > ul { list-style: none; margin: 0; padding: 0; }
.transaction-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr auto;
    gap: var(--sp-4);
    align-items: center;
    padding: var(--sp-4) var(--sp-5);
    border-bottom: 1px solid var(--color-line-soft);
    transition: background var(--transition);
}
.transaction-row:last-child { border-bottom: 0; }
.transaction-row:hover { background: var(--color-surface-alt); }
.transaction-row .property { color: var(--color-ink); font-weight: 600; }
.transaction-row .meta { color: var(--color-muted); font-size: var(--fs-sm); margin: 0; }
.transaction-row a { color: inherit; }
.transaction-row a:hover { text-decoration: none; color: var(--color-brand-ink); }
@media (max-width: 52rem) {
    .transaction-row { grid-template-columns: 1fr; }
    .transaction-row > * + * { margin-top: 0; }
}

.empty-state {
    padding: var(--sp-8) var(--sp-5);
    text-align: center;
    color: var(--color-muted);
}
.empty-state h3 { color: var(--color-ink); margin-bottom: var(--sp-2); }
.empty-state p  { margin-bottom: var(--sp-5); }

/* --------------------------------------------------------------------------
   Status chips
   -------------------------------------------------------------------------- */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    font-size: var(--fs-xs);
    font-weight: 600;
    border: 1px solid transparent;
    background: var(--color-line-soft);
    color: var(--color-muted);
}
.chip::before { content: ""; width: 0.5rem; height: 0.5rem; border-radius: 50%; background: currentColor; opacity: .8; }
.chip.status-open      { background: var(--color-brand-soft); color: var(--color-brand-ink); }
.chip.status-contract  { background: #dbeafe; color: #1e40af; }
.chip.status-closed    { background: var(--color-success-soft); color: var(--color-success-ink); }
.chip.status-cancelled { background: var(--color-danger-soft); color: var(--color-danger); }
.chip.role-broker      { background: var(--color-brand-soft); color: var(--color-brand-ink); }
.chip.role-agent       { background: #ede9fe; color: #5b21b6; }
.chip.role-coordinator { background: #fef3c7; color: #92400e; }

/* --------------------------------------------------------------------------
   Transaction detail
   -------------------------------------------------------------------------- */
.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--sp-6);
    align-items: start;
}
@media (max-width: 60rem) { .detail-grid { grid-template-columns: 1fr; } }

.panel {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
    margin-bottom: var(--sp-5);
}
.panel h2 { font-size: var(--fs-lg); margin-bottom: var(--sp-4); }
.panel.sidebar h2 { font-size: var(--fs-md); }

.property-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--sp-4);
    align-items: flex-start;
    margin-bottom: var(--sp-4);
}
.property-header h1 { margin: 0 0 var(--sp-2); font-size: var(--fs-2xl); }
.property-header .meta { color: var(--color-muted); margin: 0; }

.detail-grid dl { display: grid; grid-template-columns: auto 1fr; gap: var(--sp-2) var(--sp-4); margin: 0; }
.detail-grid dt { color: var(--color-muted); font-size: var(--fs-sm); }
.detail-grid dd { margin: 0; color: var(--color-ink); font-weight: 500; }

/* --------------------------------------------------------------------------
   Checklist
   -------------------------------------------------------------------------- */
.compliance-summary {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
    margin-bottom: var(--sp-5);
}
.compliance-summary .score {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-ink);
}
.compliance-summary progress.progress {
    flex: 1;
    height: 0.75rem;
    border: 0;
    border-radius: 999px;
    overflow: hidden;
    background: var(--color-line-soft);
    appearance: none;
    -webkit-appearance: none;
}
.compliance-summary progress.progress::-webkit-progress-bar {
    background: var(--color-line-soft);
    border-radius: 999px;
}
.compliance-summary progress.progress::-webkit-progress-value {
    background: linear-gradient(90deg, var(--color-brand) 0%, var(--color-success) 100%);
    border-radius: 999px;
    transition: width 400ms cubic-bezier(.3,.7,.3,1);
}
.compliance-summary progress.progress::-moz-progress-bar {
    background: linear-gradient(90deg, var(--color-brand) 0%, var(--color-success) 100%);
    border-radius: 999px;
}
.compliance-banner {
    background: var(--color-success-soft);
    color: var(--color-success-ink);
    border: 1px solid var(--color-success);
    border-radius: var(--radius-lg);
    padding: var(--sp-5);
    display: flex;
    gap: var(--sp-4);
    align-items: center;
    margin-bottom: var(--sp-5);
    animation: pop-in 400ms ease-out;
}
.compliance-banner strong { display: block; font-size: var(--fs-md); color: var(--color-success-ink); }
.compliance-banner::before {
    content: "✓";
    background: var(--color-success);
    color: #fff;
    font-weight: 700;
    width: 2.5rem; height: 2.5rem;
    border-radius: 50%;
    display: grid; place-items: center;
    font-size: 1.25rem;
    flex: none;
}

.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--sp-2); }
.checklist-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--sp-3);
    align-items: center;
    padding: var(--sp-3) var(--sp-4);
    border-radius: var(--radius);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    transition: background var(--transition), border-color var(--transition);
}
.checklist-item.completed {
    background: var(--color-success-soft);
    border-color: #bbf7d0;
}
.checklist-item .title { color: var(--color-ink); font-weight: 500; }
.checklist-item.completed .title { color: var(--color-success-ink); text-decoration: line-through; text-decoration-thickness: 1px; }
.checklist-item .category { font-size: var(--fs-xs); color: var(--color-muted); margin: 0; }
.checklist-item .audit { font-size: var(--fs-xs); color: var(--color-muted); margin: 0; }
.checklist-item button.toggle {
    width: 1.5rem; height: 1.5rem;
    border-radius: 0.35rem;
    border: 2px solid var(--color-line);
    background: var(--color-surface);
    cursor: pointer;
    padding: 0;
    color: transparent;
    font-weight: 700;
    display: grid; place-items: center;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.checklist-item button.toggle:hover { border-color: var(--color-brand); }
.checklist-item.completed button.toggle {
    background: var(--color-success);
    border-color: var(--color-success);
    color: #fff;
}
.checklist-item.completed button.toggle::before { content: "✓"; }

@keyframes pop-in {
    from { transform: scale(0.95); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition: none !important;
        animation: none !important;
    }
    html { scroll-behavior: auto; }
}

/* --------------------------------------------------------------------------
   Documents
   -------------------------------------------------------------------------- */
.upload-area {
    border: 2px dashed var(--color-line);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
    text-align: center;
    background: var(--color-surface-alt);
    transition: border-color var(--transition), background var(--transition);
}
.upload-area:hover, .upload-area:focus-within {
    border-color: var(--color-brand);
    background: var(--color-brand-tint);
}
.upload-area p { color: var(--color-muted); margin: 0 0 var(--sp-3); font-size: var(--fs-sm); }
.upload-area label.filepicker {
    display: inline-block;
    margin-top: var(--sp-2);
}

.document-group + .document-group { margin-top: var(--sp-5); }
.document-group h3 { font-size: var(--fs-sm); text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-muted); margin-bottom: var(--sp-3); }
.document-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--sp-2); }
.document-item {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: var(--sp-4);
    align-items: center;
    padding: var(--sp-3) var(--sp-4);
    border-radius: var(--radius);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
}
.document-item .file-icon {
    width: 2.25rem; height: 2.25rem;
    border-radius: var(--radius-sm);
    background: var(--color-brand-soft);
    color: var(--color-brand-ink);
    display: grid; place-items: center;
    font-weight: 700;
    font-size: var(--fs-xs);
    text-transform: uppercase;
}
.document-item .meta { color: var(--color-muted); font-size: var(--fs-xs); margin: 0; }
.document-item .meta .signed { color: var(--color-success-ink); font-weight: 600; }
.document-item a.filename { color: var(--color-ink); font-weight: 500; }
.document-item a.filename:hover { color: var(--color-brand-ink); }

/* --------------------------------------------------------------------------
   Team
   -------------------------------------------------------------------------- */
.member-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--sp-3);
}
.member-card {
    display: flex;
    gap: var(--sp-4);
    align-items: center;
    padding: var(--sp-4);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
}
.member-card .avatar {
    width: 2.75rem; height: 2.75rem;
    border-radius: 50%;
    background: var(--color-brand-soft);
    color: var(--color-brand-ink);
    display: grid; place-items: center;
    font-weight: 700;
}
.member-card .name { margin: 0; color: var(--color-ink); font-weight: 600; }
.member-card .email { margin: 0; color: var(--color-muted); font-size: var(--fs-sm); }
.member-card .chip { margin-inline-start: auto; }

/* --------------------------------------------------------------------------
   Misc
   -------------------------------------------------------------------------- */
.error-page {
    max-width: 40rem;
    margin: var(--sp-9) auto;
    text-align: center;
    padding: var(--sp-6);
}
.error-page h1 {
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--color-brand);
}