:root {
    --dt-green: #4f5c16;
    --dt-green-dark: #3f4a12;
    --dt-green-deeper: #323a10;
    --dt-forest: #161a11;
    --dt-forest-mid: #2a3220;
    --dt-sage: #8a9070;
    --dt-sand: #c4b27a;
    --dt-cream: #f4f1e6;
    --dt-ink: #1c2114;
    --dt-ink-soft: #2a301c;
    --dt-surface: #f4f1e6;
    --dt-surface-elevated: #fffcf4;
    --dt-border: #d4ceba;
    --dt-text-muted: #545b48;
    --dt-success: #2d4a28;
    --dt-success-bg: #e7f0e2;
    --dt-success-border: #6f8f5e;
    --dt-error: #7a2218;
    --dt-error-bg: #f8e4e1;
    --dt-error-border: #c45a4e;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Instrument Sans', ui-sans-serif, system-ui, sans-serif;
    color: var(--dt-ink-soft);
    background-color: var(--dt-forest);
    background-image:
        radial-gradient(circle at 18% 22%, rgb(196 178 122 / 0.12), transparent 28%),
        repeating-radial-gradient(circle at 12% 18%, transparent 0 18px, rgb(239 232 214 / 0.06) 19px 20px);
    min-height: 100vh;
}

.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.card {
    width: 100%;
    max-width: 28rem;
    background: var(--dt-surface-elevated);
    border: 1px solid var(--dt-border);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 18px 48px rgb(22 26 17 / 0.28);
}

.card:has(.invite-boundary-list) {
    max-width: 32rem;
}

.brand {
    text-align: center;
    margin-bottom: 1.75rem;
}

.brand-logo {
    display: block;
    height: 4.25rem;
    width: auto;
    margin: 0 auto;
}

.brand-name {
    display: none;
}

h1 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--dt-ink);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

p {
    line-height: 1.6;
    margin-bottom: 1rem;
    color: var(--dt-text-muted);
    font-size: 0.95rem;
}

p strong,
.email-highlight {
    color: var(--dt-ink-soft);
    font-weight: 600;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: var(--dt-green);
    color: #f7f6ef;
    text-decoration: none;
    border: 0;
    border-radius: 0.75rem;
    padding: 0.875rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.button:hover {
    background: var(--dt-green-dark);
}

.button-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    text-align: center;
    text-decoration: none;
    border: 1px solid rgb(79 92 22 / 0.28);
    background: rgb(79 92 22 / 0.08);
    color: var(--dt-green-deeper);
    border-radius: 0.75rem;
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    font-weight: 600;
}

.button-secondary:hover {
    background: rgb(79 92 22 / 0.14);
}

.links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

/* App-only links are hidden on desktop; don't leave the spacing behind. */
.links:not(:has(*)) {
    display: none;
}

.note {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--dt-border);
    font-size: 0.875rem;
}

.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dt-ink);
}

.form-group input {
    width: 100%;
    padding: 0.75rem 0.875rem;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--dt-ink-soft);
    background: var(--dt-surface-elevated);
    border: 1px solid var(--dt-border);
    border-radius: 0.75rem;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus {
    border-color: var(--dt-green);
    box-shadow: 0 0 0 3px rgb(79 92 22 / 0.18);
}

.field-error {
    margin: 0.4rem 0 0;
    font-size: 0.85rem;
    color: #b3261e;
}

.error-panel {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    padding: 1rem;
    border-radius: 0.75rem;
    background: var(--dt-error-bg);
    border: 1px solid var(--dt-error-border);
}

.error-panel p {
    margin: 0;
    color: var(--dt-error);
}

.success-panel {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    padding: 1rem;
    border-radius: 0.75rem;
    background: var(--dt-success-bg);
    border: 1px solid var(--dt-success-border);
    color: var(--dt-success);
}

.success-panel p {
    margin: 0;
    color: var(--dt-success);
}

.invite-boundary-list {
    list-style: none;
    margin: 0 0 1.5rem;
    padding: 0;
    border: 1px solid var(--dt-border);
    border-radius: 0.75rem;
    overflow: hidden;
    background: var(--dt-cream);
}

.invite-boundary-item {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--dt-border);
}

.invite-boundary-item:last-child {
    border-bottom: 0;
}

.invite-boundary-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dt-ink);
}

.invite-boundary-meta {
    font-size: 0.8rem;
    color: var(--dt-text-muted);
}

.button-ghost,
button.button-secondary {
    font-family: inherit;
    cursor: pointer;
}

.tagline {
    text-align: center;
    margin-bottom: 0;
}

.card:has(.legal) {
    max-width: 42rem;
}

.legal h1 {
    font-size: 1.5rem;
    margin: 0.5rem 0 0.25rem;
}

.legal .effective {
    font-size: 0.875rem;
    margin-bottom: 1.75rem;
}

.legal h2 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dt-ink);
    letter-spacing: -0.01em;
    margin: 1.75rem 0 0.5rem;
}

.legal p {
    color: var(--dt-ink-soft);
}

.legal ul {
    margin: 0 0 1.25rem;
    padding-left: 1.25rem;
    color: var(--dt-ink-soft);
    font-size: 0.95rem;
    line-height: 1.6;
}

.legal li {
    margin: 0.35rem 0;
}

.legal p:last-child,
.legal ul:last-child {
    margin-bottom: 0;
}