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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0f1923;
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: #1a2733;
    border-bottom: 1px solid #2a3a4a;
    padding: 16px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #4fc3f7;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 700;
}

.nav-brand-logo {
    width: 72px;
    height: 72px;
    border-radius: 6px;
}

.nav-links .nav-item {
    color: #b0bec5;
    margin-left: 24px;
    cursor: pointer;
    transition: color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-links .nav-item:hover {
    color: #4fc3f7;
}

.nav-icon {
    width: 18px;
    height: 18px;
    vertical-align: middle;
}

.nav-user {
    color: #4fc3f7 !important;
    font-weight: 600;
}

/* Main content */
main {
    flex: 1;
    padding: 40px 20px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
}

.alert-success {
    background: #1b5e20;
    border: 1px solid #2e7d32;
}

.alert-danger {
    background: #b71c1c;
    border: 1px solid #c62828;
}

.alert-info {
    background: #0d47a1;
    border: 1px solid #1565c0;
}

/* Auth forms */
.auth-container {
    max-width: 420px;
    margin: 0 auto;
}

.auth-container h1 {
    margin-bottom: 24px;
    color: #fff;
}

.auth-form {
    background: #1a2733;
    padding: 32px;
    border-radius: 8px;
    border: 1px solid #2a3a4a;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: #b0bec5;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    background: #0f1923;
    border: 1px solid #2a3a4a;
    border-radius: 4px;
    color: #e0e0e0;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: #4fc3f7;
}

.form-error {
    color: #ef5350;
    font-size: 0.85rem;
    margin-top: 4px;
    display: block;
}

.auth-link {
    text-align: center;
    margin-top: 20px;
    color: #78909c;
}

.auth-link a {
    color: #4fc3f7;
    text-decoration: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s;
}

.btn-primary {
    background: #1976d2;
    color: #fff;
    width: 100%;
    text-align: center;
}

.btn-primary:hover {
    background: #1565c0;
}

.btn-secondary {
    background: #2a3a4a;
    color: #e0e0e0;
}

.btn-secondary:hover {
    background: #37474f;
}

/* Hero */
.hero {
    text-align: center;
    padding: 60px 0;
}

.hero h1 {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 16px;
}

.hero p {
    font-size: 1.2rem;
    color: #78909c;
    margin-bottom: 32px;
}

.hero-split {
    display: flex;
    align-items: center;
    text-align: left;
    gap: 48px;
}

.hero-text {
    flex: 1;
}

.hero-login {
    width: 280px;
    flex-shrink: 0;
}

.auth-form-compact {
    padding: 20px;
}

.auth-form-compact .form-group {
    margin-bottom: 12px;
}

.auth-form-compact .btn {
    font-size: 0.9rem;
    padding: 8px 16px;
}

.hero-login .auth-link {
    font-size: 0.82rem;
    margin-top: 12px;
}

@media (max-width: 680px) {
    .hero-split {
        flex-direction: column;
        text-align: center;
    }

    .hero-login {
        width: 100%;
        max-width: 320px;
    }
}

/* Cards */
.card {
    background: #1a2733;
    border: 1px solid #2a3a4a;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 20px;
}

.card h2, .card h3 {
    color: #fff;
    margin-bottom: 12px;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

@media (max-width: 900px) {
    .features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .features {
        grid-template-columns: 1fr;
    }
}

/* Dashboard */
.dashboard h1 {
    color: #fff;
    margin-bottom: 24px;
}

.profile-info {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 8px;
}

.profile-info dt {
    color: #78909c;
    font-weight: 600;
}

.profile-info dd {
    color: #e0e0e0;
}

.dashboard ol {
    padding-left: 20px;
}

.dashboard ol li {
    margin-bottom: 8px;
    color: #b0bec5;
}

/* Devices table */
.devices-table {
    width: 100%;
    border-collapse: collapse;
}

.devices-table th,
.devices-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid #2a3a4a;
}

.devices-table th {
    color: #78909c;
    font-size: 0.85rem;
    font-weight: 600;
}

.devices-table td.mono {
    font-family: monospace;
    font-size: 0.85rem;
}

.btn-remove {
    background: transparent;
    color: #ef5350;
    border: 1px solid #ef5350;
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
}

.btn-remove:hover {
    background: #ef5350;
    color: #fff;
}

.text-muted {
    color: #546e7a;
}

/* Section titles */
.section-title {
    color: #fff;
    text-align: center;
    margin-bottom: 32px;
    font-size: 1.6rem;
}

/* Product cards */
.product-card {
    background: #1a2733;
    border: 1px solid #2a3a4a;
    border-radius: 12px;
    padding: 32px 28px;
    margin-bottom: 20px;
    position: relative;
    transition: border-color 0.2s, transform 0.2s;
}

.product-card:hover {
    border-color: #4fc3f7;
    transform: translateY(-2px);
}

.product-icon {
    text-align: center;
    margin-bottom: 16px;
    line-height: 1;
    min-height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card h3 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.product-tagline {
    color: #78909c;
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.badge-available {
    background: rgba(76, 175, 80, 0.15);
    color: #66bb6a;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.badge-coming {
    background: rgba(255, 183, 77, 0.15);
    color: #ffb74d;
    border: 1px solid rgba(255, 183, 77, 0.3);
}

.badge-offline {
    background: rgba(239, 83, 80, 0.15);
    color: #ef5350;
    border: 1px solid rgba(239, 83, 80, 0.3);
}

/* Feature list */
.feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.feature-list li {
    padding: 6px 0 6px 24px;
    position: relative;
    color: #b0bec5;
    font-size: 0.9rem;
    line-height: 1.5;
}

.feature-list li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: #4fc3f7;
    font-weight: bold;
}

/* Product meta tags */
.product-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.meta-tag {
    background: rgba(79, 195, 247, 0.1);
    color: #4fc3f7;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.78rem;
    font-family: monospace;
}

/* How it works */
.how-it-works {
    margin-top: 48px;
    margin-bottom: 24px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.step {
    background: #1a2733;
    border: 1px solid #2a3a4a;
    border-radius: 10px;
    padding: 24px 20px;
    text-align: center;
}

.step-number {
    width: 40px;
    height: 40px;
    line-height: 40px;
    border-radius: 50%;
    background: rgba(79, 195, 247, 0.15);
    color: #4fc3f7;
    font-weight: 700;
    font-size: 1.1rem;
    margin: 0 auto 12px;
    border: 1px solid rgba(79, 195, 247, 0.3);
}

.step h4 {
    color: #fff;
    margin-bottom: 8px;
    font-size: 1rem;
}

.step p {
    color: #78909c;
    font-size: 0.88rem;
    line-height: 1.5;
}

/* Device grid (home page) */
.device-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.device-card {
    display: block;
    background: #1a2733;
    border: 1px solid #2a3a4a;
    border-radius: 10px;
    padding: 24px 20px;
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s, transform 0.2s;
}

.device-card:hover {
    border-color: #4fc3f7;
    transform: translateY(-2px);
}

.device-card-icon {
    font-size: 2.4rem;
    margin-bottom: 10px;
    line-height: 1;
}

.device-card h3 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 6px;
}

.device-card-type {
    display: block;
    color: #78909c;
    font-size: 0.82rem;
    margin-bottom: 4px;
}

.device-card-mac {
    display: block;
    color: #546e7a;
    font-family: monospace;
    font-size: 0.78rem;
}

/* Device link in dashboard table */
.device-link {
    color: #4fc3f7;
    text-decoration: none;
    font-weight: 500;
}

.device-link:hover {
    text-decoration: underline;
}

/* Breadcrumb */
.breadcrumb {
    color: #78909c;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.breadcrumb a {
    color: #4fc3f7;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* Device detail */
.device-detail .card {
    margin-bottom: 20px;
}

.device-detail .card h2 {
    color: #fff;
    margin-bottom: 16px;
}

.device-detail .card h3 {
    color: #fff;
    margin-bottom: 12px;
}

.rename-form .rename-row {
    display: flex;
    gap: 12px;
    align-items: center;
}

.rename-form .form-control {
    flex: 1;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.9rem;
    width: auto;
    white-space: nowrap;
}

.card-danger {
    border-color: rgba(239, 83, 80, 0.3);
}

.card-danger h3 {
    color: #ef5350;
}

.mono {
    font-family: monospace;
    font-size: 0.85rem;
}

/* Form row (side by side fields) */
.form-row {
    display: flex;
    gap: 16px;
}

.form-group-half {
    flex: 1;
}

/* Clickable product cards */
.product-card-clickable {
    cursor: pointer;
}

/* Breadcrumb span links */
.breadcrumb-link {
    color: #4fc3f7;
    cursor: pointer;
}

.breadcrumb-link:hover {
    text-decoration: underline;
}

/* Showcase grid */
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

@media (max-width: 900px) {
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .showcase-grid {
        grid-template-columns: 1fr;
    }
}

.showcase-card {
    background: #1a2733;
    border: 1px solid #2a3a4a;
    border-radius: 10px;
    padding: 24px 20px;
    text-align: center;
    transition: border-color 0.2s, transform 0.2s;
}

.showcase-card:hover {
    border-color: #4fc3f7;
    transform: translateY(-2px);
}

.showcase-icon {
    font-size: 2.4rem;
    margin-bottom: 12px;
    line-height: 1;
}

.showcase-card h3 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.showcase-desc {
    color: #78909c;
    font-size: 0.88rem;
    line-height: 1.5;
    margin-bottom: 12px;
}

.showcase-tags {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
}

.showcase-tag {
    background: rgba(79, 195, 247, 0.1);
    color: #4fc3f7;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
}

/* CMS Pages */
.cms-body {
    line-height: 1.7;
}

.cms-body h2,
.cms-body h3 {
    color: #fff;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.cms-body p {
    margin-bottom: 1rem;
    color: #b0bec5;
}

.cms-body a {
    color: #4fc3f7;
    text-decoration: none;
}

.cms-body a:hover {
    text-decoration: underline;
}

.cms-body ul,
.cms-body ol {
    padding-left: 20px;
    margin-bottom: 1rem;
    color: #b0bec5;
}

.cms-body li {
    margin-bottom: 4px;
}

.cms-body pre {
    background: #0f1923;
    padding: 16px;
    border-radius: 6px;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.cms-body code {
    font-family: monospace;
    font-size: 0.9rem;
    color: #4fc3f7;
}

.cms-body pre code {
    color: #e0e0e0;
}

.cms-body img {
    max-width: 100%;
    border-radius: 6px;
}

.cms-body blockquote {
    border-left: 3px solid #4fc3f7;
    padding-left: 16px;
    margin: 1rem 0;
    color: #78909c;
}

/* Footer */
.footer {
    background: #1a2733;
    border-top: 1px solid #2a3a4a;
    padding: 20px 0;
    text-align: center;
    color: #546e7a;
    font-size: 0.85rem;
}