/*
 * Public registration / login theme — Issue #278
 * Single shared palette via design-tokens.css (no dual palette / theme switcher).
 * Load order: vazirmatn.css → design-tokens.css → public-registration-theme.css
 */

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

html {
    max-width: 100%;
    overflow-x: clip;
}

body {
    max-width: 100%;
    overflow-x: clip;
    background: linear-gradient(180deg, var(--ca-color-bg) 0%, var(--ca-color-bg-deep) 100%);
    color: var(--ca-color-text);
    font-family: var(--ca-font-family);
    font-size: var(--ca-font-size-base);
    line-height: var(--ca-line-height-relaxed);
    margin: 0;
    min-height: 100vh;
}

a {
    color: var(--ca-color-link);
    text-decoration: none;
}

a:hover {
    color: var(--ca-color-link-hover);
    text-decoration: underline;
}

.site-header {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-3);
    justify-content: space-between;
    margin: 0 auto;
    max-width: var(--ca-shell-max);
    padding: var(--ca-space-3) var(--ca-page-inline);
    width: 100%;
}

.brand {
    align-items: center;
    display: flex;
    gap: var(--ca-space-2);
    min-width: 0;
}

.brand-mark {
    display: block;
    flex: 0 0 44px;
    height: 44px;
    object-fit: contain;
    width: 44px;
}

.brand-name {
    font-size: 1.05rem;
    font-weight: var(--ca-font-weight-bold);
    margin: 0;
    overflow-wrap: anywhere;
}

.brand-wordmark {
    display: block;
    flex: 0 1 128px;
    height: auto;
    max-width: 128px;
    min-width: 0;
    width: 100%;
}

.header-actions {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-2);
    justify-content: flex-end;
    min-width: 0;
}

.btn,
.btn-primary {
    background: var(--ca-color-primary);
    border: 1px solid var(--ca-color-primary);
    border-radius: var(--ca-radius-md);
    color: var(--ca-color-text-on-primary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-size: var(--ca-font-size-md);
    font-weight: var(--ca-font-weight-semibold);
    line-height: var(--ca-line-height-tight);
    min-height: var(--ca-tap-min);
    padding: 0.65rem 1.25rem;
    text-align: center;
    text-decoration: none;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover,
.btn-primary:hover {
    background: var(--ca-color-primary-hover);
    border-color: var(--ca-color-primary-hover);
    color: var(--ca-color-text-on-primary);
    text-decoration: none;
}

.btn:active,
.btn-primary:active {
    background: var(--ca-color-primary-active);
    border-color: var(--ca-color-primary-active);
    color: var(--ca-color-text-on-primary);
}

.btn-outline,
.btn-secondary {
    background: var(--ca-color-surface);
    border: 1px solid var(--ca-color-secondary-border);
    border-radius: var(--ca-radius-md);
    color: var(--ca-color-primary);
    min-height: var(--ca-tap-min);
}

.btn-outline:hover,
.btn-secondary:hover {
    background: var(--ca-color-primary-tint);
    border-color: var(--ca-color-primary-hover);
    color: var(--ca-color-primary-hover);
    text-decoration: none;
}

.btn-outline:active,
.btn-secondary:active {
    background: rgba(36, 51, 43, 0.16);
    border-color: var(--ca-color-primary-active);
    color: var(--ca-color-primary-active);
}

.btn:disabled,
.btn-primary:disabled,
.btn-outline:disabled,
.btn-secondary:disabled,
.btn[aria-disabled="true"],
.btn-primary[aria-disabled="true"],
.btn-outline[aria-disabled="true"],
.btn-secondary[aria-disabled="true"] {
    background: var(--ca-color-disabled-bg);
    border-color: var(--ca-color-border-strong);
    color: var(--ca-color-disabled-text);
    cursor: not-allowed;
    opacity: 1;
}

.text-action {
    align-items: center;
    border-radius: var(--ca-radius-sm);
    color: var(--ca-color-link);
    display: inline-flex;
    font-weight: var(--ca-font-weight-semibold);
    min-height: var(--ca-tap-min);
    padding: 0.2rem 0.35rem;
    text-decoration: none;
}

.text-action:hover,
.text-action:active {
    color: var(--ca-color-link-hover);
    text-decoration: underline;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn:focus-visible,
.btn-outline:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    box-shadow: var(--ca-focus-ring);
    outline: none;
}

main {
    margin: 0 auto;
    max-width: var(--ca-shell-max);
    padding: var(--ca-space-4) var(--ca-page-inline) var(--ca-space-10);
    width: 100%;
}

.card {
    background: var(--ca-color-surface);
    border: 1px solid var(--ca-color-border);
    border-radius: var(--ca-radius-xl);
    box-shadow: var(--ca-shadow-lg);
    padding: var(--ca-space-6);
}

.login-card,
.ca-card-narrow {
    margin-inline: auto;
    max-width: 480px;
}

.ca-card-form {
    margin-inline: auto;
    max-width: 720px;
}

.ca-text-center { text-align: center; }
.ca-page-title {
    font-size: var(--ca-font-size-xl);
    margin: 0 0 0.35rem;
}
.ca-lede {
    margin: 0 0 1.25rem;
}
.ca-mt-1 { margin-top: 0.25rem; }
.ca-mt-2 { margin-top: var(--ca-space-2); }
.ca-mt-3 { margin-top: var(--ca-space-3); }
.ca-mt-4 { margin-top: var(--ca-space-4); }
.ca-mb-3 { margin-bottom: var(--ca-space-3); }
.ca-mb-4 { margin-bottom: var(--ca-space-4); }
.ca-footer-note {
    font-size: var(--ca-font-size-sm);
    margin: var(--ca-space-4) 0 0;
    text-align: center;
}

.muted {
    color: var(--ca-color-text-muted);
}

label {
    display: block;
    font-size: 0.9rem;
    font-weight: var(--ca-font-weight-medium);
    margin-bottom: 0.35rem;
}

input,
select,
textarea {
    background: var(--ca-color-surface);
    border: 1px solid var(--ca-color-border-strong);
    border-radius: 12px;
    color: var(--ca-color-text);
    font-family: inherit;
    font-size: var(--ca-font-size-md);
    margin-bottom: var(--ca-space-4);
    padding: 0.65rem 0.75rem;
    width: 100%;
}

textarea {
    resize: vertical;
}

.field-error {
    color: var(--ca-color-error);
    font-size: var(--ca-font-size-sm);
    margin: -0.65rem 0 0.85rem;
}

.field-has-error input,
.field-has-error select,
.field-has-error textarea {
    border-color: var(--ca-color-error);
}

.form-feedback {
    border-radius: 12px;
    font-size: 0.92rem;
    margin-bottom: var(--ca-space-4);
    padding: 0.85rem var(--ca-space-4);
}

.form-feedback-info {
    background: var(--ca-color-primary-tint);
    border: 1px solid var(--ca-color-border-strong);
    color: var(--ca-color-text);
}

.form-feedback-error {
    background: var(--ca-color-error-bg);
    border: 1px solid var(--ca-color-error-border);
    color: var(--ca-color-error);
}

.form-feedback-error ul {
    margin: 0.5rem 1.1rem 0 0;
    padding: 0;
}

.form-feedback-success {
    background: var(--ca-color-success-bg);
    border: 1px solid var(--ca-color-success-border);
    color: var(--ca-palette-dark);
}

.form-grid {
    display: grid;
    gap: 0 var(--ca-space-4);
    grid-template-columns: 1fr;
}

@media (min-width: 720px) {
    .form-grid.two-col {
        grid-template-columns: 1fr 1fr;
    }

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

.access-primary-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-3);
    margin-top: var(--ca-space-4);
}

.site-header {
    background: rgba(255, 255, 255, 0.72);
    border-bottom: 1px solid var(--ca-color-border);
}

.brand-name span {
    color: var(--ca-color-accent);
    display: block;
    font-size: var(--ca-font-size-xs);
    font-weight: var(--ca-font-weight-regular);
    line-height: 1.2;
}

.public-nav {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-4);
}

.public-nav a {
    color: var(--ca-color-text-muted);
    font-size: var(--ca-font-size-sm);
    font-weight: var(--ca-font-weight-medium);
}

.public-shell-section {
    margin-inline: auto;
    max-width: var(--ca-shell-max);
}

.public-hero {
    align-items: center;
    display: grid;
    gap: var(--ca-space-8);
    grid-template-columns: 1fr;
    padding: var(--ca-space-6) 0 var(--ca-space-10);
}

.landing-page {
    display: flex;
    flex-direction: column;
    gap: var(--ca-space-3);
    min-width: 0;
}

.landing-hero {
    gap: clamp(var(--ca-space-4), 3vw, var(--ca-space-8));
    padding: var(--ca-space-3) 0 0;
}

.public-hero-copy h1 {
    font-size: clamp(1.75rem, 4vw, 2.55rem);
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 var(--ca-space-3);
}

.public-hero-copy h1 span {
    border-bottom: 4px solid var(--ca-palette-cream);
    color: var(--ca-color-accent);
}

.public-hero-copy p {
    color: var(--ca-color-text-muted);
    font-size: var(--ca-font-size-lg);
    margin: 0 0 var(--ca-space-4);
    max-width: 38rem;
}

.public-hero-tag,
.public-pill {
    align-items: center;
    background: var(--ca-color-surface-muted);
    border: 1px solid var(--ca-color-border);
    border-radius: var(--ca-radius-pill);
    color: var(--ca-color-text);
    display: inline-flex;
    font-size: var(--ca-font-size-sm);
    font-weight: var(--ca-font-weight-semibold);
    gap: var(--ca-space-2);
    margin-bottom: var(--ca-space-3);
    padding: 0.25rem 0.85rem;
}

.public-hero-cta,
.public-action-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-3);
}

.public-trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-3);
    margin-top: var(--ca-space-5);
}

.landing-benefits {
    display: grid;
    gap: var(--ca-space-2);
    grid-template-columns: 1fr;
    list-style: none;
    margin: var(--ca-space-4) 0 0;
    padding: 0;
}

.public-trust-list span,
.landing-benefits li {
    align-items: center;
    color: var(--ca-color-text-muted);
    display: inline-flex;
    font-size: var(--ca-font-size-sm);
    gap: var(--ca-space-2);
}

.public-check {
    background: var(--ca-color-success-bg);
    border: 1px solid var(--ca-color-success-border);
    border-radius: var(--ca-radius-pill);
    color: var(--ca-color-success);
    display: inline-flex;
    font-size: var(--ca-font-size-xs);
    font-weight: var(--ca-font-weight-bold);
    height: 1.35rem;
    justify-content: center;
    line-height: 1;
    width: 1.35rem;
}

.dashboard-preview {
    background: var(--ca-palette-dark);
    border-radius: var(--ca-radius-xl);
    box-shadow: var(--ca-shadow-lg);
    color: var(--ca-color-text-on-primary);
    overflow: hidden;
}

.dashboard-preview-header {
    align-items: center;
    background: var(--ca-color-primary-hover);
    display: flex;
    gap: var(--ca-space-2);
    padding: 0.85rem var(--ca-space-4);
}

.dashboard-preview-label {
    margin-right: auto;
    opacity: 0.82;
}

.preview-dot {
    border-radius: var(--ca-radius-pill);
    height: 0.65rem;
    width: 0.65rem;
}

.preview-dot-red { background: #e8a0a0; }
.preview-dot-yellow { background: #eddfac; }
.preview-dot-green { background: #88ac90; }

.dashboard-preview-body {
    display: grid;
    gap: var(--ca-space-3);
    padding: var(--ca-space-5);
}

.preview-metric-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: var(--ca-radius-md);
    overflow: hidden;
}

.preview-metric-header {
    align-items: center;
    display: flex;
    gap: var(--ca-space-3);
    justify-content: space-between;
    padding: var(--ca-space-3) var(--ca-space-4);
}

.preview-metric-title {
    color: var(--ca-color-text-muted);
    font-size: var(--ca-font-size-sm);
}

.preview-metric-value {
    color: var(--ca-palette-cream);
    font-size: var(--ca-font-size-xl);
    font-weight: var(--ca-font-weight-bold);
}

.preview-metric-chart {
    height: 3.5rem;
    width: 100%;
}

.preview-metric-chart svg {
    display: block;
    height: 100%;
    width: 100%;
}

.landing-capabilities {
    display: flex;
    flex-direction: column;
    gap: var(--ca-space-3);
}

.capability-block {
    align-items: center;
    background: var(--ca-color-surface);
    border: 1px solid var(--ca-color-border);
    border-radius: var(--ca-radius-lg);
    box-shadow: var(--ca-shadow-sm);
    display: flex;
    gap: var(--ca-space-3);
    padding: var(--ca-space-3) var(--ca-space-4);
}

.capability-icon {
    align-items: center;
    background: var(--ca-color-primary-tint);
    border-radius: var(--ca-radius-md);
    color: var(--ca-color-primary);
    display: flex;
    flex: 0 0 auto;
    height: 2.5rem;
    justify-content: center;
    width: 2.5rem;
}

.capability-text {
    display: flex;
    flex-direction: column;
}

.capability-text strong {
    color: var(--ca-color-text);
    font-size: var(--ca-font-size-md);
    line-height: 1.2;
}

.capability-text span {
    color: var(--ca-color-text-muted);
    font-size: var(--ca-font-size-sm);
    margin-top: 0.15rem;
}

.landing-value-strip {
    align-items: center;
    color: var(--ca-color-text-muted);
    display: flex;
    flex-wrap: wrap;
    font-size: var(--ca-font-size-sm);
    gap: var(--ca-space-3);
    justify-content: center;
    margin-top: var(--ca-space-4);
}

.value-separator {
    color: var(--ca-color-border-strong);
}

.preview-row,
.preview-alert {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: var(--ca-radius-md);
    padding: var(--ca-space-3);
}

.preview-mini-table {
    display: grid;
    gap: var(--ca-space-2);
}

.preview-row {
    align-items: center;
    display: flex;
    gap: var(--ca-space-3);
    justify-content: space-between;
}

.preview-alert {
    background: rgba(218, 183, 159, 0.18);
    border-color: rgba(218, 183, 159, 0.45);
    color: var(--ca-palette-cream);
    font-size: var(--ca-font-size-sm);
    margin: 0;
}

.public-section-heading {
    margin: 0 auto var(--ca-space-6);
    max-width: 46rem;
    text-align: center;
}

.public-section-heading h2 {
    font-size: var(--ca-font-size-2xl);
    margin: 0 0 var(--ca-space-2);
}

.public-section-heading p {
    color: var(--ca-color-text-muted);
    margin: 0;
}

.feature-grid,
.state-grid {
    display: grid;
    gap: var(--ca-space-4);
    grid-template-columns: 1fr;
}

.feature-card,
.state-card {
    min-width: 0;
}

.feature-icon {
    align-items: center;
    background: var(--ca-color-success-bg);
    border: 1px solid var(--ca-color-success-border);
    border-radius: var(--ca-radius-md);
    display: inline-flex;
    font-weight: var(--ca-font-weight-bold);
    height: 3rem;
    justify-content: center;
    margin-bottom: var(--ca-space-4);
    width: 3rem;
}

.feature-card h2,
.state-card h2 {
    font-size: var(--ca-font-size-lg);
    margin: 0 0 var(--ca-space-2);
}

.feature-card p,
.state-card p {
    color: var(--ca-color-text-muted);
    margin: 0;
}

.public-note-strip {
    background: rgba(255, 255, 255, 0.68);
    border: 1px dashed var(--ca-color-border-strong);
    border-radius: var(--ca-radius-xl);
    color: var(--ca-color-text-muted);
    margin-top: var(--ca-space-8);
    padding: var(--ca-space-4) var(--ca-space-5);
    text-align: center;
}

.public-footer {
    background: var(--ca-palette-dark);
    color: rgba(255, 255, 255, 0.78);
    margin-top: var(--ca-space-10);
    padding: var(--ca-space-8) var(--ca-page-inline);
    text-align: right;
}

.landing-footer {
    border-radius: var(--ca-radius-xl);
    margin-top: var(--ca-space-2);
    padding: var(--ca-space-3) var(--ca-space-4);
}

.public-footer-inner {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: var(--ca-space-2) var(--ca-space-4);
    justify-content: space-between;
    margin-inline: auto;
    max-width: var(--ca-shell-max);
    min-width: 0;
}

.public-footer-inner > * {
    min-width: 0;
}

.auth-shell {
    margin: var(--ca-space-4) auto;
    max-width: 560px;
}

.auth-shell-wide {
    max-width: 760px;
}

.status-symbol {
    align-items: center;
    background: var(--ca-color-surface-muted);
    border: 1px solid var(--ca-color-border);
    border-radius: var(--ca-radius-pill);
    display: inline-flex;
    font-size: var(--ca-font-size-xl);
    font-weight: var(--ca-font-weight-bold);
    height: 3.5rem;
    justify-content: center;
    margin-bottom: var(--ca-space-4);
    width: 3.5rem;
}

.status-symbol-success {
    background: var(--ca-color-success-bg);
    border-color: var(--ca-color-success-border);
    color: var(--ca-color-success);
}

.status-symbol-warning {
    background: var(--ca-color-warning-bg);
    border-color: var(--ca-color-warning-border);
    color: var(--ca-color-warning);
}

.status-symbol-error {
    background: var(--ca-color-error-bg);
    border-color: var(--ca-color-error-border);
    color: var(--ca-color-error);
}

.field-help {
    color: var(--ca-color-text-muted);
    font-size: var(--ca-font-size-sm);
    margin: -0.65rem 0 var(--ca-space-3);
}

.logout-form {
    display: inline;
    margin: 0;
}

.logout-form button {
    min-height: var(--ca-tap-min);
}

@media (min-width: 720px) {
    .feature-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

    .landing-benefits {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 900px) {
    .public-hero {
        grid-template-columns: 1.12fr 0.88fr;
    }

    body:has(.landing-page) {
        min-height: 100svh;
    }

    body:has(.landing-page) main:not(.public-journey-main) {
        display: flex;
        flex: 1 1 auto;
        flex-direction: column;
        justify-content: center;
        padding-block: clamp(0.5rem, 1.2vh, 0.9rem);
    }

    body:has(.landing-page) .site-header {
        flex: 0 0 auto;
    }

    .landing-page {
        flex: 1 1 auto;
    }

    .landing-hero {
        grid-template-columns: minmax(0, 1fr) minmax(20rem, 1.25fr) minmax(0, 0.85fr);
        align-items: center;
    }
}

@media (min-width: 1080px) {
    :root {
        --ca-shell-max: var(--ca-content-width-wide);
    }
}

@media (max-width: 719px) {
    .brand-wordmark {
        display: none;
    }

    .site-header {
        align-items: stretch;
    }

    .brand,
    .header-actions,
    .public-nav {
        width: 100%;
    }

    .brand {
        justify-content: flex-start;
    }

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

    .header-actions .btn,
    .header-actions .btn-outline,
    .public-hero-cta .btn,
    .public-hero-cta .btn-outline {
        flex: 1 1 12rem;
    }

    .preview-metric-header,
    .preview-row {
        align-items: flex-start;
        flex-direction: column;
    }

    .public-footer,
    .public-footer-inner {
        text-align: right;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.001ms !important;
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
    }
}