/* Shared SynapseFlux interface system. Keep page-specific behavior in templates. */
:root {
    --syn-blue: #2458d3;
    --syn-blue-strong: #1947bd;
    --syn-blue-soft: #eaf0ff;
    --syn-page: #f4f6f8;
    --syn-panel: #ffffff;
    --syn-panel-soft: #f8fafc;
    --syn-panel-hover: #f1f4f8;
    --syn-heading: #121826;
    --syn-text: #30394a;
    --syn-muted: #68758a;
    --syn-border: #dce2ea;
    --syn-border-strong: #c6d0dc;
    --syn-header: rgba(255, 255, 255, 0.94);
    --syn-shadow: 0 18px 48px rgba(22, 32, 51, 0.08);
    --syn-focus: 0 0 0 3px rgba(36, 88, 211, 0.16);
    --syn-success: #14845d;
    --syn-warning: #a66700;
    --syn-error: #c83c4a;
    --syn-info: #2470aa;
}

html[data-theme="dark"] {
    --syn-blue: #7ca0ff;
    --syn-blue-strong: #9ab5ff;
    --syn-blue-soft: #1d2b4c;
    --syn-page: #0e1219;
    --syn-panel: #151b25;
    --syn-panel-soft: #1a2230;
    --syn-panel-hover: #202a39;
    --syn-heading: #f3f5f8;
    --syn-text: #d5dbe5;
    --syn-muted: #929fb2;
    --syn-border: #2b3544;
    --syn-border-strong: #3a4759;
    --syn-header: rgba(17, 23, 33, 0.94);
    --syn-shadow: 0 20px 56px rgba(0, 0, 0, 0.28);
    --syn-focus: 0 0 0 3px rgba(124, 160, 255, 0.2);
    --syn-success: #45cf9b;
    --syn-warning: #f2b84b;
    --syn-error: #ff7c88;
    --syn-info: #75b8ec;
}

html { background: var(--syn-page); }
body { transition: background-color 160ms ease, color 160ms ease; }

/* Theme control */
.theme-toggle {
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 7px 11px;
    border: 1px solid var(--syn-border);
    border-radius: 7px;
    background: var(--syn-panel);
    color: var(--syn-text);
    font: 600 12px/1 'Inter', sans-serif;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}
.theme-toggle:hover { border-color: var(--syn-border-strong); background: var(--syn-panel-hover); }
.theme-toggle:focus-visible { outline: none; box-shadow: var(--syn-focus); }
.theme-toggle-icons { width: 17px; height: 17px; display: grid; place-items: center; }
.theme-icon { width: 17px; height: 17px; }
.theme-icon-sun { display: none; }
.theme-icon-moon { display: block; }
html[data-theme="dark"] .theme-icon-sun { display: block; }
html[data-theme="dark"] .theme-icon-moon { display: none; }

/* Authentication */
body.auth-page,
body.error-page {
    --primary: var(--syn-blue);
    --primary-dark: var(--syn-blue-strong);
    --primary-light: var(--syn-blue);
    --accent: var(--syn-blue);
    --bg-dark: var(--syn-page);
    --bg-card: var(--syn-panel);
    --surface: var(--syn-panel-soft);
    --text: var(--syn-heading);
    --text-muted: var(--syn-muted);
    --border: var(--syn-border);
    min-height: 100vh;
    padding: 104px 24px 40px;
    background: var(--syn-page);
    color: var(--syn-text);
}
.auth-page .bg-gradient,
.auth-page .bg-grid,
.auth-page .orb,
.error-page .bg-gradient,
.error-page .bg-grid,
.error-page .orb { display: none; }

.auth-topbar {
    position: fixed;
    z-index: 20;
    inset: 0 0 auto;
    height: 72px;
    padding: 0 clamp(20px, 4vw, 56px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--syn-border);
    background: var(--syn-header);
    backdrop-filter: blur(16px);
}
.auth-wordmark,
.app-wordmark {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--syn-heading);
    text-decoration: none;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.035em;
}
.auth-wordmark img { width: 34px; height: 34px; object-fit: contain; }

.auth-page .login-card,
.auth-page .register-card,
.auth-page > .card {
    position: relative;
    overflow: visible;
    width: 100%;
    max-width: 448px;
    margin: 0;
    padding: 42px 42px 34px;
    border: 1px solid var(--syn-border);
    border-radius: 10px;
    background: var(--syn-panel);
    color: var(--syn-text);
    box-shadow: var(--syn-shadow);
    animation: none;
    backdrop-filter: none;
}
.auth-page .logo {
    position: static;
    width: auto;
    margin: 0 0 30px;
    padding: 0;
    text-align: left;
    background: transparent;
}
.auth-page .logo h1 {
    margin: 8px 0 8px;
    color: var(--syn-heading);
    font-size: 29px;
    line-height: 1.15;
    letter-spacing: -0.035em;
}
.auth-page .logo p {
    margin: 0;
    color: var(--syn-muted);
    font-size: 14px;
    line-height: 1.55;
}
.auth-kicker {
    color: var(--syn-blue);
    font-size: 11px;
    line-height: 1;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}
.auth-page .form-group { margin-bottom: 18px; }
.auth-page label,
.auth-page .form-group label {
    margin-bottom: 7px;
    color: var(--syn-text);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: 0.035em;
}
.auth-page .input-wrapper input {
    min-height: 48px;
    border: 1px solid var(--syn-border-strong);
    border-radius: 7px;
    background: var(--syn-panel-soft);
    color: var(--syn-heading);
}
.auth-page .input-wrapper input::placeholder { color: var(--syn-muted); opacity: 0.72; }
.auth-page .input-wrapper input:focus {
    border-color: var(--syn-blue);
    background: var(--syn-panel);
    box-shadow: var(--syn-focus);
}
.auth-page .input-wrapper > i,
.auth-page .toggle-pwd { color: var(--syn-muted); }
.auth-page .toggle-pwd:hover { color: var(--syn-blue); }
.auth-page .btn-login,
.auth-page .btn-register,
.auth-page .btn-submit {
    min-height: 48px;
    margin-top: 24px;
    border-radius: 7px;
    background: #2458d3;
    box-shadow: none;
    transition: background-color 140ms ease, transform 140ms ease;
}
.auth-page .btn-login::before,
.auth-page .btn-register::before,
.auth-page .btn-submit::before { display: none; }
.auth-page .btn-login:hover,
.auth-page .btn-register:hover,
.auth-page .btn-submit:hover {
    background: #1947bd;
    box-shadow: none;
    transform: translateY(-1px);
}
.auth-page .register-link,
.auth-page .login-link,
.auth-page .back-link,
.auth-page .forgot-link,
.auth-page .resend-link {
    display: block;
    color: var(--syn-blue);
    text-align: center;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}
.auth-page .register-link,
.auth-page .login-link,
.auth-page .back-link { margin-top: 22px; }
.auth-page .forgot-link { margin-top: 11px; color: var(--syn-muted); font-size: 12px; }
.auth-page .register-link:hover,
.auth-page .login-link:hover,
.auth-page .back-link:hover,
.auth-page .forgot-link:hover,
.auth-page .resend-link:hover { color: var(--syn-blue-strong); text-decoration: underline; text-underline-offset: 3px; }
.auth-notice-link { margin: -8px 0 16px; }
.auth-page .flash {
    border-color: var(--syn-border);
    border-radius: 7px;
    animation: none;
}
.auth-page .consent { color: var(--syn-muted); }
.auth-page .consent a { color: var(--syn-blue); }
.auth-page .password-hint {
    border: 0;
    background: transparent;
    color: var(--syn-muted);
}
.auth-page .footer {
    margin-top: 28px;
    padding-top: 22px;
    border-color: var(--syn-border);
}
.auth-page .footer p { color: var(--syn-muted); }

/* Legal and error pages retain the same theme vocabulary. */
.legal-page { background: var(--syn-page); color: var(--syn-text); }
.legal-page .legal-header { height: 72px; border-bottom: 1px solid var(--syn-border); background: #111827; box-shadow: none; }
.legal-page .legal-header-inner { display: flex; align-items: center; width: min(900px, calc(100% - 48px)); height: 100%; margin: 0 auto; }
.legal-page .legal-header a { display: inline-flex; }
.legal-page .legal-header img { display: block; width: auto; height: 44px; }
.legal-page .wrap { max-width: 900px; margin: 32px auto 40px; padding: 48px 64px 64px; border: 1px solid var(--syn-border); border-radius: 10px; background: var(--syn-panel); box-shadow: none; }
.legal-page h1 { color: var(--syn-heading); font-size: 34px; letter-spacing: -1px; }
.legal-page h2 { margin-top: 38px; color: var(--syn-blue); font-size: 14px; letter-spacing: .06em; }
.legal-page a, .legal-page .back:hover { color: var(--syn-blue); }
.legal-page .back, .legal-page .meta, .legal-page .foot { color: var(--syn-muted); border-color: var(--syn-border); }
.error-page .error-card { overflow: visible; margin-top: 52px; padding: 52px 48px 44px; border: 1px solid var(--syn-border); border-radius: 10px; background: var(--syn-panel); box-shadow: var(--syn-shadow); }
.error-page .error-card::before { content: ""; position: absolute; top: -72px; left: 50%; width: 220px; height: 52px; background: url('/static/logo_texto.png') center/contain no-repeat; transform: translateX(-50%); }
.error-page .error-code, .error-page .error-title { color: var(--syn-heading); }
.error-page .error-code { background: none; -webkit-text-fill-color: currentColor; }
.error-page .error-desc { color: var(--syn-muted); }
.error-page .btn { border-radius: 7px; }
.error-page .btn-primary { background: #2458d3; }
.error-page .btn-ghost { border: 1px solid var(--syn-border); background: var(--syn-panel); color: var(--syn-text); }
.error-page .countdown { border-color: var(--syn-border); background: var(--syn-panel-soft); }

/* Application shell */
body.app-page {
    --primary: var(--syn-blue);
    --primary-dark: var(--syn-blue-strong);
    --primary-light: var(--syn-blue);
    --accent: var(--syn-blue);
    --bg-dark: var(--syn-page);
    --bg-darker: var(--syn-panel);
    --bg-card: var(--syn-panel);
    --surface: var(--syn-panel-soft);
    --surface-hover: var(--syn-panel-hover);
    --text: var(--syn-heading);
    --text-muted: var(--syn-text);
    --text-dim: var(--syn-muted);
    --border: var(--syn-border);
    --border-hover: var(--syn-border-strong);
    --success: var(--syn-success);
    --error: var(--syn-error);
    --warning: var(--syn-warning);
    --info: var(--syn-info);
    background: var(--syn-page);
    color: var(--syn-text);
}
.app-page .header {
    height: 68px;
    padding: 0 clamp(18px, 3vw, 44px);
    border-bottom: 1px solid var(--syn-border);
    background: var(--syn-header);
    color: var(--syn-text);
    box-shadow: none;
    backdrop-filter: blur(16px);
}
.app-page .header-left { min-width: 190px; }
.app-page .app-wordmark { color: var(--syn-heading); }
.app-page .header-logo { width: 35px; height: 35px; object-fit: contain; mix-blend-mode: normal; filter: none; }
.app-page .header-right { gap: 10px; color: var(--syn-text); }
.app-page .user-pill {
    min-height: 36px;
    padding: 7px 11px;
    border: 0;
    border-radius: 7px;
    background: var(--syn-panel-soft);
    color: var(--syn-text);
}
.app-page .user-pill i { color: var(--syn-blue); }
.app-page .admin-badge,
.app-page .badge-admin-sm {
    border-radius: 3px;
    background: var(--syn-blue-soft);
    color: var(--syn-blue);
}
.app-page .btn-logout,
.app-page .header .btn-ghost {
    min-height: 36px;
    border: 1px solid var(--syn-border);
    border-radius: 7px;
    background: transparent;
    color: var(--syn-text);
}
.app-page .btn-logout:hover,
.app-page .header .btn-ghost:hover { border-color: var(--syn-border-strong); background: var(--syn-panel-hover); color: var(--syn-heading); }
.app-page .main { width: min(100%, 1280px); max-width: 1280px; padding: 34px 28px 0; }
.app-page .main:last-of-type { padding-bottom: 48px; }

/* Major sections are quiet; hierarchy comes from type and spacing. */
.app-page .card,
.app-page .plan-card {
    border: 1px solid var(--syn-border);
    border-radius: 10px;
    background: var(--syn-panel);
    color: var(--syn-text);
    box-shadow: none;
}
.app-page .card { padding: 30px; }
.app-page .card + .card { margin-top: 24px; }
.app-page .card-header { margin-bottom: 24px; }
.app-page .card-header-icon { width: 38px; height: 38px; border-radius: 7px; }
.app-page .card-title { color: var(--syn-heading); font-size: 18px; letter-spacing: -0.018em; }
.app-page .card-subtitle { margin-top: 2px; color: var(--syn-muted); }

.app-page .upload-zone {
    min-height: 210px;
    border-color: var(--syn-border-strong);
    border-radius: 8px;
    background: var(--syn-panel-soft);
}
.app-page .upload-zone:hover,
.app-page .upload-zone.dragover { border-color: var(--syn-blue); background: var(--syn-blue-soft); }

/* Remove nested card noise while keeping meaningful grouping. */
.app-page .settings-row,
.app-page .admin-registration-control {
    border-width: 1px 0 0;
    border-color: var(--syn-border);
    border-radius: 0;
    background: transparent;
}
.app-page .settings-row:first-of-type { border-top: 0; }
.app-page .file-row,
.app-page .worker-card,
.app-page .audit-item,
.app-page .mini-panel {
    border-color: var(--syn-border);
    border-radius: 7px;
    background: var(--syn-panel-soft);
}
.app-page .admin-stats-grid,
.app-page .summary-grid { gap: 0; }
.app-page .admin-stat-card,
.app-page .summary-card {
    min-width: 0;
    border: 0;
    border-right: 1px solid var(--syn-border);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
.app-page .admin-stat-card:last-child,
.app-page .summary-card:last-child { border-right: 0; }
.app-page .admin-stat-card::before { display: none; }
.app-page .admin-stat-card:hover { transform: none; box-shadow: none; background: var(--syn-panel-soft); }
.app-page .admin-section-divider { border-color: var(--syn-border); color: var(--syn-muted); }
.app-page .admin-section-divider::after { background: var(--syn-border); }

.app-page input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
.app-page select,
.app-page textarea,
.app-page .filter-input,
.app-page .filter-select,
.app-page .danger-input {
    border-color: var(--syn-border-strong);
    border-radius: 7px;
    background-color: var(--syn-panel);
    color: var(--syn-heading);
}
.app-page input::placeholder,
.app-page textarea::placeholder { color: var(--syn-muted); opacity: .76; }
.app-page input:focus,
.app-page select:focus,
.app-page textarea:focus,
.app-page .filter-input:focus,
.app-page .filter-select:focus { border-color: var(--syn-blue); box-shadow: var(--syn-focus); }
.app-page .filter-select option { background: var(--syn-panel); color: var(--syn-heading); }
.app-page .btn { border-radius: 7px; box-shadow: none; }
.app-page .btn-primary { background: #2458d3; color: #fff; }
.app-page .btn-primary:hover { background: #1947bd; box-shadow: none; transform: translateY(-1px); }
.app-page .btn-ghost { border-color: var(--syn-border); background: transparent; color: var(--syn-text); }
.app-page .btn-ghost:hover { border-color: var(--syn-border-strong); background: var(--syn-panel-hover); color: var(--syn-heading); }

.app-page .filters-bar {
    padding: 18px 0;
    border-width: 1px 0;
    border-color: var(--syn-border);
    border-radius: 0;
    background: transparent;
}
.app-page .status-bar { border-color: var(--syn-border); }
.app-page .logs-container { border-color: var(--syn-border); border-radius: 7px; background: var(--syn-panel); }
.app-page .log-entry { border-color: var(--syn-border); background: var(--syn-panel); color: var(--syn-text); }
.app-page .log-entry:hover,
.app-page .log-entry.expanded { background: var(--syn-panel-soft); }
.app-page .log-detail,
.app-page .log-full-msg,
.app-page .log-details-json,
.app-page .log-exception { color: var(--syn-text); }
.app-page .log-meta-tag,
.app-page .log-details-json { border-color: var(--syn-border); background: var(--syn-panel-soft); }

.app-page .modal,
.app-page .modal-content,
.app-page .modal-box,
.app-page .danger-modal {
    border-color: var(--syn-border);
    border-radius: 10px;
    background: var(--syn-panel);
    color: var(--syn-text);
    box-shadow: 0 24px 70px rgba(0, 0, 0, .28);
}
.app-page .modal-overlay { background: rgba(7, 11, 18, .66); backdrop-filter: blur(5px); }

html[data-theme="dark"] .app-page [style*="background:rgba(255,255,255"] { background: var(--syn-panel-soft) !important; }

/* Upload choices read as one form, not a stack of cards. */
.app-page #uploadForm > .toggle-row,
.app-page #uploadForm > .format-selector {
    margin: 0 !important;
    padding: 18px 4px;
    border: 0;
    border-top: 1px solid var(--syn-border);
    border-radius: 0;
    background: transparent;
}
.app-page #uploadForm > .toggle-row { margin-top: 18px !important; }
.app-page .format-badge {
    border-color: var(--syn-border-strong);
    border-radius: 6px;
    background: transparent;
}
.app-page .format-option input:checked + .format-badge { background: var(--syn-blue-soft); }
@media (max-width: 900px) {
    .app-page .theme-toggle [data-theme-label] { display: none; }
    .app-page .theme-toggle { width: 36px; padding: 0; }
    .app-page .user-pill span:not(.admin-badge) { display: none; }
    .app-page .app-wordmark span { display: none; }
    .app-page .header-left { min-width: auto; }
}

@media (max-width: 640px) {
    body.auth-page { align-items: flex-start; padding: 94px 16px 24px; }
    .auth-topbar { height: 64px; padding: 0 18px; }
    .auth-wordmark { font-size: 18px; }
    .auth-wordmark img { width: 30px; height: 30px; }
    .auth-topbar .theme-toggle [data-theme-label] { display: none; }
    .auth-topbar .theme-toggle { width: 36px; padding: 0; }
    .auth-page .login-card,
    .auth-page .register-card,
    .auth-page > .card { padding: 32px 24px 28px; border-radius: 8px; }
    .auth-page .logo h1 { font-size: 26px; }
    .legal-page .legal-header { height: 64px; }
    .legal-page .legal-header-inner { width: calc(100% - 32px); }
    .legal-page .legal-header img { height: 38px; }
    .legal-page .wrap { margin: 0; padding: 38px 24px 52px; border: 0; border-radius: 0; }
    .app-page .header { height: 62px; padding: 0 14px; }
    .app-page .header-logo { width: 31px; height: 31px; }
    .app-page .header-right { gap: 6px; }
    .app-page .user-pill { padding: 0 8px; }
    .app-page .btn-logout { padding: 0 10px; }
    .app-page .header .btn-ghost { width: 36px; padding: 0; justify-content: center; }
    .app-page .header .btn-ghost span { display: none; }
    .app-page .main { padding: 20px 12px 0; }
    .app-page .card { padding: 22px 18px; }
    .app-page .admin-stats-grid,
    .app-page .summary-grid { gap: 12px; }
    .app-page .workers-grid { grid-template-columns: minmax(0, 1fr); }
    .app-page .admin-stat-card,
    .app-page .summary-card { border-right: 0; border-bottom: 1px solid var(--syn-border); }
    .app-page .admin-stat-card:last-child,
    .app-page .summary-card:last-child { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
    body, .theme-toggle, .auth-page button, .app-page button { transition: none !important; }
}
@media (max-width: 640px) {
    .app-page .plan-card {
        min-width: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 18px;
    }
    .app-page .plan-info { min-width: 0; }
    .app-page .plan-actions {
        width: 100%;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 7px;
    }
    .app-page .plan-actions .btn {
        min-width: 0;
        padding-inline: 5px;
        font-size: 11px;
    }
}