/* Pulse — v0.1.0 styles. Dark theme by default. */

/* The [hidden] attribute must always win over display: flex/grid/block */
[hidden] { display: none !important; }

:root {
    --bg:            #0a0c10;
    --bg-elev-1:     #10141a;
    --bg-elev-2:     #161b23;
    --border:        #1f2833;
    --border-strong: #2a3441;
    --text:          #e8ebef;
    --text-muted:    #8a96a5;
    --text-dim:      #5f6b7a;
    --accent:        #5b8def;
    --accent-hover:  #3b6fd9;
    --accent-soft:   rgba(91, 141, 239, 0.12);
    --success:       #10b981;
    --warning:       #f59e0b;
    --danger:        #ef4444;
    --radius-sm:     6px;
    --radius-md:     8px;
    --radius-lg:     12px;
    --font:          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --shadow-card:   0 1px 2px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.15);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1 { font-size: 24px; font-weight: 600; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 18px; font-weight: 600; margin: 0; }
h3 { font-size: 16px; font-weight: 600; margin: 0; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── form elements ─────────────────────────────────────────────────── */
input[type="text"],
input[type="email"],
input[type="password"],
select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
input::placeholder { color: var(--text-dim); }

button {
    font-family: inherit;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.15s, transform 0.05s;
}
button:active { transform: translateY(1px); }

/* ─── auth pages (login, onboarding) ─────────────────────────────────── */
body.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
    background: radial-gradient(ellipse at top, #12161d 0%, var(--bg) 60%);
}
.auth-shell {
    width: 100%;
    max-width: 420px;
}
.auth-card {
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    box-shadow: var(--shadow-card);
}
.auth-card-wide {
    max-width: 520px;
}
.auth-card .brand-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 28px;
}
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent);
}
.brand-name {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.01em;
}
.auth-card h1 {
    margin-bottom: 6px;
}
.auth-card .tagline {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0 0 28px;
}
.auth-card label {
    display: block;
    margin-bottom: 16px;
}
.auth-card label span {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.auth-card .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.auth-card button[type="submit"] {
    width: 100%;
    padding: 11px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    margin-top: 8px;
}
.auth-card button[type="submit"]:hover {
    background: var(--accent-hover);
}
.auth-card .footnote {
    text-align: center;
    margin: 24px 0 0;
    font-size: 12px;
    color: var(--text-dim);
}

/* ─── error box ──────────────────────────────────────────────────────── */
.error {
    margin-top: 12px;
    padding: 10px 12px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    color: #f87171;
    font-size: 13px;
}

/* ─── app layout (sidebar + main) ────────────────────────────────────── */
body.app {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}
.sidebar {
    background: var(--bg-elev-1);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 20px 0;
    position: sticky;
    top: 0;
    height: 100vh;
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 12px;
}
.sidebar-nav {
    flex: 1;
    padding: 0 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: background 0.1s, color 0.1s;
}
.nav-item:hover:not(.disabled) {
    background: var(--bg-elev-2);
    color: var(--text);
    text-decoration: none;
}
.nav-item.active {
    background: var(--accent-soft);
    color: var(--accent);
}
.nav-item.disabled {
    cursor: default;
    opacity: 0.55;
}
.nav-item.disabled:hover {
    background: transparent;
    color: var(--text-muted);
}
.nav-item svg {
    flex-shrink: 0;
}
.badge-soon {
    margin-left: auto;
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 1px 6px;
    border-radius: 10px;
}

.sidebar-user {
    padding: 16px 12px 0;
    border-top: 1px solid var(--border);
    margin-top: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}
.user-meta {
    flex: 1;
    min-width: 0;
}
.user-name {
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.user-tenant {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.icon-btn {
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.icon-btn:hover {
    background: var(--bg-elev-2);
    color: var(--text);
    border-color: var(--border);
}

.main-content {
    padding: 32px 40px;
    max-width: 1400px;
}
.page-header {
    margin-bottom: 28px;
}
.page-header .subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin: 4px 0 0;
}

.version-banner {
    background: var(--accent-soft);
    border: 1px solid rgba(91, 141, 239, 0.25);
    color: var(--text);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 24px;
}
.version-banner strong {
    color: var(--accent);
    font-weight: 600;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 32px;
}
.counter {
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
}
.counter .label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 8px;
}
.counter .value {
    font-size: 28px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.02em;
}
.counter.critical  .value { color: var(--danger); }
.counter.opportunity .value { color: var(--success); }
.counter.warning   .value { color: var(--warning); }

.loading {
    color: var(--text-dim);
    font-size: 14px;
    padding: 20px;
}

.placeholder-panel {
    background: var(--bg-elev-1);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 48px 32px;
    text-align: center;
}
.placeholder-panel .placeholder-icon {
    color: var(--text-dim);
    margin-bottom: 16px;
    display: flex;
    justify-content: center;
}
.placeholder-panel h2 {
    margin-bottom: 6px;
    color: var(--text);
}
.placeholder-panel p {
    margin: 0 auto;
    max-width: 480px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

/* ─── responsive ─────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    body.app {
        grid-template-columns: 1fr;
    }
    .sidebar {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .main-content {
        padding: 24px 20px;
    }
    .auth-card {
        padding: 32px 24px;
    }
    .auth-card .form-row {
        grid-template-columns: 1fr;
    }
}

/* ═══ Settings page additions ══════════════════════════════════════════ */

/* Tabs */
.tabs {
    display: flex;
    gap: 2px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}
.tab {
    background: transparent;
    border: none;
    padding: 10px 16px;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    cursor: pointer;
    transition: color 0.1s, border-color 0.1s;
}
.tab:hover {
    color: var(--text);
}
.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}
.tab.hidden { display: none; }

.tab-panel {
    display: none;
}
.tab-panel.active {
    display: block;
}

/* Settings cards */
.settings-card {
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    margin-bottom: 20px;
}
.settings-card.danger {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.03);
}
.settings-card h2 {
    margin-bottom: 6px;
}
.card-hint {
    color: var(--text-muted);
    font-size: 13px;
    margin: 0 0 20px;
    line-height: 1.6;
}
.card-head-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}
.card-head-row > div:first-child h2 { margin-bottom: 4px; }
.card-head-row > div:first-child .card-hint { margin: 0; }

/* Form labels within settings */
.settings-card label {
    display: block;
    margin-bottom: 14px;
}
.settings-card label > span {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.settings-card label > span code {
    background: var(--bg-elev-2);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--text);
    font-family: ui-monospace, Menlo, Monaco, monospace;
}
.settings-card .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.settings-card button[type="submit"] {
    margin-top: 8px;
    padding: 10px 20px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
}
.settings-card button[type="submit"]:hover {
    background: var(--accent-hover);
}
.settings-card .btn-danger {
    background: var(--danger);
}
.settings-card .btn-danger:hover {
    background: #dc2626;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    padding: 8px 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
}
.btn-secondary:hover {
    background: var(--bg-elev-2);
    border-color: var(--border-strong);
}
.btn-secondary.small {
    padding: 6px 12px;
    font-size: 12px;
}

/* Form status messages */
.form-status {
    margin-top: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    font-size: 13px;
}
.form-status.success {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
}
.form-status.error {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}
.form-status.warning {
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--warning);
}
.form-status.info {
    background: var(--accent-soft);
    border: 1px solid rgba(91, 141, 239, 0.25);
    color: var(--accent);
}

/* Info banner (inline hint) */
.info-banner {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 10px 14px;
    background: var(--accent-soft);
    border: 1px solid rgba(91, 141, 239, 0.25);
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.5;
    color: var(--text);
}
.info-banner svg {
    flex-shrink: 0;
    color: var(--accent);
    margin-top: 2px;
}

/* Member list */
.members-list, .invitations-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.member-row, .invitation-row {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-elev-1);
}
.invitation-row {
    grid-template-columns: 1fr auto;
}
.member-meta, .invitation-meta {
    min-width: 0;
}
.member-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
}
.member-email, .invitation-detail {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.invitation-email {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 2px;
}

.avatar.small {
    width: 32px;
    height: 32px;
    font-size: 11px;
}

.role-badge {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-elev-2);
    padding: 3px 10px;
    border-radius: 10px;
    text-transform: capitalize;
}
.role-badge.owner {
    background: var(--accent-soft);
    color: var(--accent);
}
.role-select {
    padding: 5px 8px;
    font-size: 12px;
    background: var(--bg-elev-2);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-sm);
    cursor: pointer;
    width: auto;
    min-width: 100px;
}

.empty {
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    background: var(--bg-elev-1);
}

/* Tenant switcher in sidebar */
.tenant-switcher {
    position: relative;
    padding: 8px 12px 12px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
}
.tenant-current {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: inherit;
    cursor: pointer;
}
.tenant-current:hover {
    background: var(--bg-elev-2);
    border-color: var(--border-strong);
}
.tenant-initials {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 12px;
    flex-shrink: 0;
}
.tenant-meta {
    flex: 1;
    min-width: 0;
    text-align: left;
}
.tenant-name {
    display: block;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.tenant-role {
    display: block;
    font-size: 11px;
    color: var(--text-dim);
    text-transform: capitalize;
}
.tenant-dropdown {
    position: absolute;
    top: calc(100% - 4px);
    left: 12px;
    right: 12px;
    background: var(--bg-elev-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 6px;
    z-index: 50;
    box-shadow: var(--shadow-card);
}
.tenant-dropdown-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 6px 10px 4px;
}
.tenant-option, .tenant-option-new {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    background: transparent;
    border: none;
    color: var(--text);
    font-family: inherit;
    font-size: 13px;
    text-align: left;
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.tenant-option:hover, .tenant-option-new:hover {
    background: var(--bg-elev-1);
}
.tenant-option.active {
    background: var(--accent-soft);
    color: var(--accent);
}
.tenant-option-initials {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    background: var(--bg-elev-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    flex-shrink: 0;
}
.tenant-option.active .tenant-option-initials {
    background: var(--accent-soft);
    color: var(--accent);
}
.tenant-option-meta {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}
.tenant-option-role {
    font-size: 11px;
    color: var(--text-dim);
    text-transform: capitalize;
}
.tenant-dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: 6px 4px;
}
.tenant-option-new {
    color: var(--accent);
}

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 20px;
    backdrop-filter: blur(2px);
}
.modal {
    background: var(--bg-elev-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 28px 24px;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}
.modal h2 {
    margin-bottom: 18px;
}
.modal label {
    display: block;
    margin-bottom: 14px;
}
.modal label > span {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.modal .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 20px;
}
.modal-actions button[type="submit"] {
    padding: 8px 16px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
}
.modal-actions button[type="submit"]:hover {
    background: var(--accent-hover);
}

body.modal-open { overflow: hidden; }

/* Auth card "readonly" input styling when user doesn't have permission */
.settings-card input:disabled,
.settings-card select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}