/* Authentication Pages Styles (Login & Register) */

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    background: linear-gradient(135deg, #000 0%, #1a1a1a 100%);
}

.auth-container {
    max-width: 580px;
    width: 100%;
    animation: fadeInUp 0.5s ease-out;
}

.auth-card {
    background: #111;
    border: 2px solid #333;
    border-radius: 12px;
    padding: 32px 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.auth-logo-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.auth-header {
    text-align: center;
    margin-bottom: 10px;
}

.auth-header h1,
.auth-header h2 {
    color: #fff;
    font-size: 1.75rem;
    margin: 0 0 10px 0;
    font-weight: 700;
}

.auth-header p {
    color: #999;
    font-size: 0.9rem;
    margin: 0;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    color: #ccc;
    font-size: 0.9rem;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px;
    background: #000;
    border: 1px solid #444;
    color: #fff;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(102, 187, 106, 0.1);
}

.form-group input::placeholder {
    color: #666;
}

.form-group select,
.settings-input {
    width: 100%;
    padding: 12px;
    background: #000;
    border: 1px solid #444;
    color: #fff;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ccc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 1.2em;
    padding-right: 40px;
}

.form-group select:focus,
.settings-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(102, 187, 106, 0.1);
}

.form-group select option,
.settings-input option {
    background: #000;
    color: #fff;
    padding: 12px;
}

.form-group select option:checked,
.settings-input option:checked {
    background: var(--accent);
    color: #000;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 0.5fr 0.7fr;
    gap: 12px;
    margin-bottom: 16px;
}

.form-row .form-group {
    flex: none;
    min-width: 0;
    margin-bottom: 0;
}

.required {
    color: #ff6b6b;
}

.auth-submit {
    width: 100%;
    padding: 12px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 10px;
}

.auth-submit:hover {
    background: #5aa503;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 187, 106, 0.3);
}

.auth-submit:active {
    transform: translateY(0);
}

.auth-card .primary-btn {
    display: block;
    margin: 20px auto 0;
    width: auto;
    padding: 12px 32px;
}

.auth-divider {
    display: flex;
    align-items: center;
    margin: 25px 0;
    color: #666;
    font-size: 0.85rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #444;
}

.auth-divider span {
    padding: 0 12px;
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
}

.auth-footer p {
    color: #999;
    font-size: 0.9rem;
    margin: 0;
}

.auth-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.auth-footer a:hover {
    color: #5aa503;
    text-decoration: underline;
}

.auth-error {
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid #ff6b6b;
    color: #ff8787;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    animation: fadeInUp 0.3s ease-out;
}

.auth-success {
    background: rgba(102, 187, 106, 0.1);
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    animation: fadeInUp 0.3s ease-out;
}

.auth-input-group {
    position: relative;
}

.auth-input-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    pointer-events: none;
}

.auth-loading {
    position: relative;
}

.auth-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border: 2px solid #444;
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.auth-remember {
    display: flex;
    align-items: center;
    margin: 15px 0;
}

.auth-remember input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    cursor: pointer;
    accent-color: var(--accent);
}

.auth-remember label {
    margin: 0;
    font-size: 0.9rem;
    color: #999;
    cursor: pointer;
}

.auth-forgot {
    text-align: right;
    margin-bottom: 20px;
}

.auth-forgot a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

.auth-forgot a:hover {
    color: #5aa503;
    text-decoration: underline;
}

@keyframes spin {
    to {
        transform: translateY(-50%) rotate(360deg);
    }
}

/* Device Activation Page Styles (activate.html) — uses fluid-scale */

.activate-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
    padding: 1rem;
}

.activate-card {
    background: #111;
    border: 2px solid var(--accent);
    border-radius: 0.6rem;
    padding: 2rem;
    max-width: 26rem;
    width: 100%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    text-align: center;
    animation: fadeInUp 0.5s ease-out;
}

.activate-header {
    margin-bottom: 1.5rem;
}

.activate-logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0.75rem;
    letter-spacing: 2px;
}

.activate-header h2 {
    color: #fff;
    margin: 0 0 0.5rem;
    font-size: clamp(18px, 1.25rem, 40px);
    font-weight: 700;
}

.activate-header p {
    color: #999;
    margin: 0;
    font-size: clamp(12px, 0.73rem, 22px);
}

.activate-logo-img {
    max-width: 4.2rem;
    height: auto;
    margin-bottom: 0.75rem;
}

.qr-section {
    margin: 1.5rem 0;
    display: none;
    animation: fadeInUp 0.3s ease-out;
}

.qr-section.active {
    display: block;
}

.qr-code {
    background: white;
    padding: 0.5rem;
    border-radius: 8px;
    display: inline-block;
    margin: 0.75rem 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.qr-code img {
    display: block;
    max-width: 10.4rem;
    height: auto;
}

.device-code {
    background: rgba(102, 187, 106, 0.1);
    border: 1px solid var(--accent);
    border-radius: 8px;
    padding: 0.75rem;
    margin: 1rem 0;
    font-family: 'Courier New', monospace;
    font-size: clamp(24px, 1.67rem, 52px);
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 4px;
    word-break: break-all;
    user-select: all;
}

.device-code-label {
    color: #999;
    font-size: clamp(10px, 0.63rem, 18px);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.success-icon {
    font-size: 3.1rem;
    margin: 1rem 0;
}

.message {
    color: #999;
    font-size: clamp(12px, 0.73rem, 22px);
    line-height: 1.6;
    margin: 0.75rem 0;
}

.success-heading {
    color: var(--accent);
    margin: 0 0 0.5rem;
}

/* Auth links spacing variants */
.auth-links {
    text-align: center;
    color: #999;
    font-size: 0.9rem;
}

.auth-links a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.auth-links a:hover {
    color: #5aa503;
    text-decoration: underline;
}

.auth-links.spaced {
    margin-top: 30px;
}

.auth-links.spaced-sm {
    margin-top: 15px;
}

/* QR Pairing on Login Page */
.qr-pairing-section {
    text-align: center;
    padding: 10px 0;
}

.pair-device-btn {
    background: transparent;
    border: 1px solid #444;
    color: #ccc;
    padding: 10px 24px;
    border-radius: 6px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.pair-device-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(102, 187, 106, 0.05);
}

.login-countdown {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    color: #999;
    margin-top: 8px;
}

.auth-loading-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid #333;
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 640px) {
    .auth-container {
        max-width: 100%;
        padding: 10px;
    }

    .auth-card {
        padding: 24px 20px;
        border-radius: 10px;
    }

    .auth-header h1,
    .auth-header h2 {
        font-size: 1.4rem;
    }

    .auth-header p {
        font-size: 0.85rem;
    }

    .form-row {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .form-row .form-group:nth-child(3) {
        grid-column: 1 / -1;
    }

    .form-group label {
        font-size: 0.85rem;
        margin-bottom: 6px;
    }

    .form-group input,
    .settings-input {
        font-size: 16px;
        padding: 10px;
    }

    .auth-card .primary-btn {
        display: block;
        width: 100%;
        padding: 14px;
        font-size: 1rem;
    }

    .auth-remember {
        align-items: flex-start;
    }

    .auth-remember input[type="checkbox"] {
        margin-top: 3px;
        flex-shrink: 0;
    }

    .auth-remember label {
        font-size: 0.82rem;
        line-height: 1.4;
    }
}

@media (max-width: 400px) {
    .auth-card {
        padding: 20px 16px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .form-row .form-group {
        margin-bottom: 16px;
    }

    .form-row .form-group:nth-child(3) {
        grid-column: auto;
    }
}