/* ============================================================
   SupportFleet Product Design System
   Messages-first product shell + isolated admin console.
   ============================================================ */

:root {
    --sf-space-1: 0.25rem;
    --sf-space-2: 0.5rem;
    --sf-space-3: 0.75rem;
    --sf-space-4: 1rem;
    --sf-space-5: 1.25rem;
    --sf-space-6: 1.5rem;
    --sf-space-8: 2rem;
    --sf-space-10: 2.5rem;
    --sf-radius-sm: 10px;
    --sf-radius-md: 14px;
    --sf-radius-lg: 20px;
    --sf-radius-xl: 28px;
    --sf-radius-pill: 999px;
    --sf-rail-w: 88px;
    --sf-admin-rail-w: 88px; /* icon-only, same as product */
    --sf-shadow-soft: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
    --sf-shadow-lift: 0 12px 40px rgba(0, 0, 0, 0.1);
    --sf-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* ----- App shells ----- */
.sf-app {
    min-height: 100dvh;
    display: flex;
    background: var(--mud-palette-background);
    color: var(--mud-palette-text-primary);
}

/* ========== PRODUCT ========== */
.sf-product-rail {
    width: var(--sf-rail-w);
    flex: 0 0 var(--sf-rail-w);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sf-space-4);
    padding: var(--sf-space-4) var(--sf-space-2);
    border-right: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 70%, transparent);
    background: color-mix(in srgb, var(--mud-palette-surface) 88%, transparent);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    backdrop-filter: blur(20px) saturate(160%);
    z-index: 20;
}

.sf-rail-brand {
    border: none;
    background: transparent;
    padding: var(--sf-space-2);
    border-radius: var(--sf-radius-md);
    cursor: pointer;
}

.sf-rail-brand img {
    display: block;
    border-radius: 8px;
}

.sf-rail-nav {
    display: flex;
    flex-direction: column;
    gap: var(--sf-space-2);
    flex: 1 1 auto;
    width: 100%;
    align-items: center;
}

.sf-rail-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    width: 100%;
    max-width: 72px;
    padding: 0.65rem 0.35rem;
    border-radius: var(--sf-radius-md);
    text-decoration: none;
    color: var(--mud-palette-text-secondary);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    transition: background 0.15s var(--sf-ease), color 0.15s var(--sf-ease);
}

.sf-rail-link .mud-icon-root {
    font-size: 1.45rem !important;
}

.sf-rail-link:hover {
    color: var(--mud-palette-text-primary);
    background: color-mix(in srgb, var(--mud-palette-text-primary) 6%, transparent);
}

.sf-rail-link-active {
    color: var(--mud-palette-primary) !important;
    background: color-mix(in srgb, var(--mud-palette-primary) 12%, transparent);
}

.sf-rail-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
}

.sf-product-main {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100dvh;
}

.sf-product-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--sf-space-5) var(--sf-space-6) var(--sf-space-3);
    border-bottom: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 55%, transparent);
    background: color-mix(in srgb, var(--mud-palette-background) 70%, transparent);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.sf-product-kicker {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mud-palette-text-secondary);
    margin: 0 0 0.15rem;
}

.sf-product-title {
    margin: 0;
    font-size: 1.65rem;
    font-weight: 650;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.sf-product-content {
    flex: 1 1 auto;
    min-height: 0;
    padding: var(--sf-space-4) var(--sf-space-6) var(--sf-space-8);
}

.sf-mobile-sheet {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: var(--sf-space-3) var(--sf-space-6);
    border-bottom: 1px solid var(--mud-palette-lines-default);
}

.sf-mobile-link {
    padding: 0.75rem 0;
    color: var(--mud-palette-text-primary);
    text-decoration: none;
    font-weight: 500;
}

/* ========== MESSAGES (SMS product) ========== */
.sf-messages {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
    grid-template-rows: 1fr;
    gap: var(--sf-space-5);
    height: calc(100dvh - 7.5rem);
    min-height: 480px;
    align-items: stretch;
}

/* Compose on the left: swap columns */
.sf-messages.sf-messages-compose-left {
    grid-template-columns: minmax(300px, 380px) minmax(0, 1fr);
}

.sf-messages.sf-messages-compose-left .sf-compose {
    order: -1;
}

.sf-messages-feed {
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
    background: var(--mud-palette-surface);
    border: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
    border-radius: var(--sf-radius-lg);
    box-shadow: var(--sf-shadow-soft);
    overflow: hidden;
}

.sf-messages-toolbar {
    display: flex;
    flex-direction: column;
    gap: var(--sf-space-3);
    padding: var(--sf-space-4);
    border-bottom: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 70%, transparent);
}

.sf-filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.sf-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.85rem;
    border-radius: var(--sf-radius-pill);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    text-decoration: none;
    color: var(--mud-palette-text-secondary);
    background: color-mix(in srgb, var(--mud-palette-text-primary) 5%, transparent);
    transition: background 0.15s var(--sf-ease), color 0.15s var(--sf-ease);
}

.sf-chip:hover {
    color: var(--mud-palette-text-primary);
    background: color-mix(in srgb, var(--mud-palette-text-primary) 9%, transparent);
}

.sf-chip-active {
    color: #fff !important;
    background: var(--mud-palette-primary) !important;
}

.sf-messages-search {
    max-width: 100%;
}

.sf-messages-search .mud-input-outlined .mud-input-outlined-border {
    border-radius: var(--sf-radius-pill) !important;
}

.sf-message-list {
    list-style: none;
    margin: 0;
    padding: var(--sf-space-2) 0;
    overflow: auto;
    flex: 1 1 auto;
    min-height: 0;
}

/*
 * Compact tech SMS rows for trackers:
 * head: phone + time + fail icon
 * body: multi-line payload (newlines preserved — trackers often send multi-line commands/status)
 */
.sf-msg {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    padding: 0.5rem 1rem;
    /* Wider status rail — easier to read across themes */
    border-left: 8px solid transparent;
    transition: background 0.12s var(--sf-ease);
}

.sf-msg:hover {
    background: color-mix(in srgb, var(--mud-palette-text-primary) 3.5%, transparent);
}

.sf-msg-pending {
    border-left-color: #FF9F0A;
    background: color-mix(in srgb, #FF9F0A 7%, transparent);
}
.sf-msg-sent {
    border-left-color: #0A84FF;
    background: color-mix(in srgb, #0A84FF 7%, transparent);
}
.sf-msg-delivered {
    border-left-color: #30D158;
    background: color-mix(in srgb, #30D158 7%, transparent);
}
.sf-msg-failed {
    border-left-color: #FF453A;
    background: color-mix(in srgb, #FF453A 8%, transparent);
}
.sf-msg-received {
    border-left-color: #64D2FF;
    background: color-mix(in srgb, #64D2FF 7%, transparent);
}

.sf-msg-head {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 0;
}

.sf-msg-phone {
    flex: 1 1 auto;
    min-width: 0;
    font-weight: 600;
    letter-spacing: -0.02em;
    font-size: 0.875rem;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sf-msg-time {
    flex: 0 0 auto;
    font-size: 0.75rem;
    color: var(--mud-palette-text-secondary);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.sf-msg-fail-icon {
    flex: 0 0 auto;
    opacity: 0.95;
}

.sf-msg-text {
    margin: 0;
    padding: 0;
    border: none;
    background: transparent;
    font: inherit;
    font-size: 0.875rem;
    line-height: 1.4;
    color: var(--mud-palette-text-primary);
    white-space: pre-wrap; /* keep multi-line tracker payloads */
    word-break: break-word;
    overflow-wrap: anywhere;
    max-width: 100%;
}

.sf-messages-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sf-space-3);
    color: var(--mud-palette-text-secondary);
    padding: var(--sf-space-8);
}

.sf-messages-empty-icon {
    font-size: 2.5rem !important;
    opacity: 0.35;
}

.sf-messages-pager {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--sf-space-2) var(--sf-space-4);
    border-top: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 70%, transparent);
    font-size: 0.85rem;
}

.sf-pager-controls {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* Compose column: same height as feed (grid stretch) */
.sf-compose {
    min-height: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.sf-compose-card {
    flex: 1 1 auto;
    min-height: 0;
    height: 100%;
    background: var(--mud-palette-surface);
    border: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
    border-radius: var(--sf-radius-lg);
    box-shadow: var(--sf-shadow-soft);
    padding: var(--sf-space-5) var(--sf-space-5) var(--sf-space-6);
    display: flex;
    flex-direction: column;
    gap: var(--sf-space-4);
}

.sf-compose-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sf-space-3);
    flex: 0 0 auto;
}

.sf-compose-title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.sf-compose-dock-btn.mud-button-root {
    border-radius: var(--sf-radius-pill) !important;
    min-width: auto !important;
}

/*
 * Keep phone + message inputs stacked tightly at the top.
 * Empty space stays under the form (above Send), not between fields.
 */
.sf-compose-body {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.sf-compose-body .sf-compose-field {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

.sf-compose-body .sf-compose-text {
    flex: 0 0 auto;
}

.sf-compose-body .sf-compose-text textarea {
    min-height: 5.5rem !important;
    resize: vertical;
}

.sf-compose-foot {
    flex: 0 0 auto;
    margin-top: auto; /* leftover card height sits above the button */
    padding-top: var(--sf-space-3);
}

.sf-compose-send.mud-button-root {
    border-radius: var(--sf-radius-pill) !important;
    min-height: 46px;
    box-shadow: none !important;
    font-weight: 600 !important;
}

.sf-compose-field .mud-input-outlined .mud-input-outlined-border {
    border-radius: var(--sf-radius-md) !important;
}

/* ========== ADMIN CONSOLE (theme-aware — no forced dark) ========== */
.sf-admin {
    background: var(--mud-palette-background);
    color: var(--mud-palette-text-primary);
}

.sf-admin-rail {
    width: var(--sf-admin-rail-w);
    flex: 0 0 var(--sf-admin-rail-w);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sf-space-3);
    padding: var(--sf-space-4) var(--sf-space-2);
    background: color-mix(in srgb, var(--mud-palette-surface) 92%, var(--mud-palette-background));
    border-right: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
    backdrop-filter: blur(16px) saturate(140%);
    z-index: 20;
}

.sf-admin-rail-brand {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: var(--sf-radius-md);
    color: var(--mud-palette-text-secondary);
    text-decoration: none;
    transition: background 0.15s var(--sf-ease), color 0.15s var(--sf-ease);
}

.sf-admin-rail-brand:hover {
    color: var(--mud-palette-text-primary);
    background: color-mix(in srgb, var(--mud-palette-text-primary) 6%, transparent);
}

.sf-admin-badge {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    border-radius: 6px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0;
    background: color-mix(in srgb, var(--mud-palette-error) 88%, #000);
    color: #fff;
}

.sf-admin-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    flex: 1 1 auto;
    width: 100%;
}

.sf-admin-link {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: var(--sf-radius-md);
    color: var(--mud-palette-text-secondary);
    text-decoration: none;
    transition: background 0.15s var(--sf-ease), color 0.15s var(--sf-ease);
}

.sf-admin-link .mud-icon-root {
    font-size: 1.4rem !important;
}

.sf-admin-link:hover {
    color: var(--mud-palette-text-primary);
    background: color-mix(in srgb, var(--mud-palette-text-primary) 6%, transparent);
}

.sf-admin-link-active {
    color: var(--mud-palette-primary) !important;
    background: color-mix(in srgb, var(--mud-palette-primary) 14%, transparent);
}

.sf-admin-rail-foot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    padding-top: var(--sf-space-2);
    border-top: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
    width: 100%;
}

.sf-admin-logout {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: var(--sf-radius-md);
    color: var(--mud-palette-text-secondary);
    text-decoration: none;
}

.sf-admin-logout:hover {
    color: var(--mud-palette-error);
    background: color-mix(in srgb, var(--mud-palette-error) 10%, transparent);
}

/* Gateway listbox */
.sf-gw-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 960px;
}

.sf-gw-list-item {
    background: var(--mud-palette-surface);
    border: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
    border-radius: var(--sf-radius-md);
    box-shadow: var(--sf-shadow-soft);
    overflow: hidden;
}

.sf-gw-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sf-space-3);
    padding: 0.75rem 1rem;
    min-height: 64px;
    flex-wrap: wrap;
}

.sf-gw-row-main {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-width: 0;
    flex: 1 1 auto;
}

.sf-gw-avatar {
    flex: 0 0 40px;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: color-mix(in srgb, var(--mud-palette-primary) 12%, transparent);
}

.sf-gw-text {
    min-width: 0;
}

.sf-gw-name {
    font-weight: 600;
    letter-spacing: -0.02em;
    font-size: 0.98rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sf-gw-sub {
    font-size: 0.8rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 28rem;
}

.sf-gw-status {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    flex: 0 0 auto;
}

.sf-gw-status-icon {
    opacity: 0.95;
}

.sf-gw-ping {
    font-size: 0.75rem;
    min-width: 2.5rem;
}

.sf-gw-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.1rem;
    flex: 0 0 auto;
}

.sf-edit-gateway-body {
    max-height: min(70dvh, 720px);
    overflow: auto;
    padding: 0.25rem 0.15rem 0.5rem;
}

.sf-edit-gateway-body .gateway-card {
    box-shadow: none !important;
    border: none !important;
}

.sf-admin-main {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: var(--mud-palette-background);
}

.sf-admin-top {
    padding: var(--sf-space-6) var(--sf-space-8) var(--sf-space-4);
    border-bottom: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 75%, transparent);
    background: color-mix(in srgb, var(--mud-palette-surface) 70%, transparent);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.sf-admin-kicker {
    margin: 0 0 0.2rem;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mud-palette-text-secondary);
}

.sf-admin-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--mud-palette-text-primary);
}

.sf-admin-content {
    flex: 1 1 auto;
    padding: var(--sf-space-6) var(--sf-space-8) var(--sf-space-10);
    overflow: auto;
}

.sf-admin-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sf-space-4);
    margin-bottom: var(--sf-space-5);
}

.sf-admin-panel-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.sf-admin-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sf-space-3);
    margin-bottom: var(--sf-space-5);
}

.sf-admin-primary.mud-button-root {
    border-radius: var(--sf-radius-pill) !important;
}

/* Cards follow theme surface — no forced dark overrides */
.sf-admin .mud-paper,
.sf-admin .gateway-card {
    background: var(--mud-palette-surface) !important;
    border-color: color-mix(in srgb, var(--mud-palette-lines-default) 85%, transparent) !important;
    color: var(--mud-palette-text-primary) !important;
}

/* ========== SETTINGS / WELCOME ========== */
.sf-settings {
    max-width: 520px;
    margin: 0 auto;
}

.sf-settings-card {
    background: var(--mud-palette-surface);
    border: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
    border-radius: var(--sf-radius-lg);
    box-shadow: var(--sf-shadow-soft);
    padding: var(--sf-space-8);
    display: flex;
    flex-direction: column;
    gap: var(--sf-space-4);
}

.sf-settings-title {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 650;
    letter-spacing: -0.025em;
}

.sf-settings-lead {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.45;
}

.sf-settings-primary.mud-button-root {
    border-radius: var(--sf-radius-pill) !important;
    min-height: 44px;
}

.sf-settings-actions {
    margin-top: var(--sf-space-2);
}

.sf-welcome {
    max-width: 40rem;
    margin: 10vh auto 0;
    text-align: center;
}

.sf-welcome-kicker {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mud-palette-text-secondary);
}

.sf-welcome-title {
    margin: 0.35rem 0 0.75rem;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 650;
    letter-spacing: -0.03em;
}

.sf-welcome-lead {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.5;
}

.sf-center-state {
    display: grid;
    place-items: center;
    min-height: 40vh;
}

/* ========== LOGIN ========== */
.sf-login-shell {
    min-height: 100dvh;
}

.sf-login {
    min-height: 100dvh;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
}

.sf-login-hero {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--sf-space-10);
    background:
        radial-gradient(900px 500px at 30% 20%, color-mix(in srgb, var(--mud-palette-primary) 35%, transparent), transparent 55%),
        linear-gradient(160deg, #0b1220 0%, #151b2b 50%, #0a0e16 100%);
    color: #f5f7fb;
}

.sf-login-hero-inner {
    max-width: 26rem;
}

.sf-login-hero-mark {
    border-radius: 16px;
    margin-bottom: var(--sf-space-5);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.sf-login-hero-brand {
    margin: 0 0 0.35rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.7;
}

.sf-login-hero-title {
    margin: 0 0 var(--sf-space-4);
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 650;
    letter-spacing: -0.035em;
    line-height: 1.1;
}

.sf-login-hero-desc {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.5;
    opacity: 0.78;
}

.sf-login-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--sf-space-8);
    background: var(--mud-palette-background);
}

.sf-login-card {
    width: 100%;
    max-width: 400px;
    background: var(--mud-palette-surface);
    border: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 75%, transparent);
    border-radius: var(--sf-radius-xl);
    box-shadow: var(--sf-shadow-lift);
    padding: var(--sf-space-8) var(--sf-space-6);
}

.sf-login-card-title {
    margin: 0 0 var(--sf-space-5);
    font-size: 1.5rem;
    font-weight: 650;
    letter-spacing: -0.03em;
}

.sf-login-form {
    display: flex;
    flex-direction: column;
    gap: var(--sf-space-4);
}

.sf-login-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.sf-login-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--mud-palette-text-secondary);
}

.sf-login-input {
    width: 100%;
    box-sizing: border-box;
    min-height: 46px;
    padding: 0.65rem 0.9rem;
    border-radius: var(--sf-radius-md);
    border: 1px solid var(--mud-palette-lines-inputs);
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
    font: inherit;
    font-size: 1rem;
}

.sf-login-input:focus {
    outline: 2px solid color-mix(in srgb, var(--mud-palette-primary) 45%, transparent);
    outline-offset: 1px;
    border-color: var(--mud-palette-primary);
}

.sf-login-input-row {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.sf-login-eye {
    border: none;
    background: transparent;
    color: var(--mud-palette-text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
}

.sf-login-actions {
    display: flex;
    flex-direction: column;
    gap: var(--sf-space-4);
    margin-top: var(--sf-space-2);
}

.sf-login-tools {
    display: flex;
    gap: 0.25rem;
}

.sf-login-submit {
    border: none;
    border-radius: var(--sf-radius-pill);
    min-height: 48px;
    padding: 0.75rem 1.25rem;
    background: var(--mud-palette-primary);
    color: #fff;
    font: inherit;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    cursor: pointer;
}

.sf-login-submit:hover {
    filter: brightness(1.06);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1100px) {
    .sf-messages,
    .sf-messages.sf-messages-compose-left {
        grid-template-columns: 1fr;
        height: auto;
        min-height: 0;
    }

    .sf-messages.sf-messages-compose-left .sf-compose {
        order: 0;
    }

    .sf-compose {
        height: auto;
    }

    .sf-compose-card {
        height: auto;
        min-height: 0;
    }

    .sf-compose-body .sf-compose-text textarea {
        min-height: 5rem !important;
    }

    .sf-messages-feed {
        min-height: 55dvh;
        height: auto;
    }
}

@media (max-width: 900px) {
    .sf-login {
        grid-template-columns: 1fr;
    }

    .sf-login-hero {
        min-height: 32vh;
        padding: var(--sf-space-8) var(--sf-space-6);
    }

}

@media (max-width: 760px) {
    .sf-product-rail {
        display: none;
    }

    .sf-product-content {
        padding: var(--sf-space-3) var(--sf-space-4) var(--sf-space-6);
    }

    .sf-admin {
        flex-direction: column;
    }

    .sf-admin-rail {
        width: 100%;
        flex-basis: auto;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        border-right: none;
        border-bottom: 1px solid color-mix(in srgb, var(--mud-palette-lines-default) 80%, transparent);
        padding: var(--sf-space-2) var(--sf-space-3);
    }

    .sf-admin-nav {
        flex-direction: row;
        flex-wrap: wrap;
        flex: 0 1 auto;
        width: auto;
    }

    .sf-admin-rail-foot {
        flex-direction: row;
        border-top: none;
        width: auto;
        padding-top: 0;
    }
}