/**
 * Arkan WiFi Manager - Captive Portal Styles
 * Guest WiFi Portal for Hotels, Cafes, Shopping Malls
 * Version: 2.0.0
 */

/* CSS Custom Properties */
:root {
    --portal-primary: #0066cc;
    --portal-primary-dark: #004999;
    --portal-secondary: #6c757d;
    --portal-success: #28a745;
    --portal-danger: #dc3545;
    --portal-warning: #ffc107;
    --portal-bg: #f8f9fa;
    --portal-card-bg: #ffffff;
    --portal-text: #333333;
    --portal-text-muted: #6c757d;
    --portal-border: #e0e0e0;
    --portal-radius: 16px;
    --portal-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --portal-bg: #1a1a1a;
        --portal-card-bg: #2d2d2d;
        --portal-text: #f0f0f0;
        --portal-text-muted: #a0a0a0;
        --portal-border: #404040;
    }
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body.captive-portal {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--portal-bg);
    color: var(--portal-text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* RTL Support for Arabic */
body.captive-portal[dir="rtl"] {
    direction: rtl;
    text-align: right;
}

/* ================================================
   Portal Container
   ================================================ */

.captive-portal-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.captive-portal-card {
    background: var(--portal-card-bg);
    border-radius: var(--portal-radius);
    box-shadow: var(--portal-shadow);
    overflow: hidden;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================================
   Portal Header with Branding
   ================================================ */

.portal-header {
    text-align: center;
    padding: 40px 30px 30px;
    background: linear-gradient(135deg, var(--portal-primary), var(--portal-primary-dark));
    color: white;
}

.portal-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: white;
    border-radius: 50%;
    padding: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.portal-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.portal-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 8px;
}

.portal-subtitle {
    font-size: 0.95rem;
    opacity: 0.9;
    margin: 0;
}

/* ================================================
   Portal Body
   ================================================ */

.portal-body {
    padding: 30px;
}

/* Welcome Message */
.portal-welcome {
    text-align: center;
    margin-bottom: 30px;
}

.portal-welcome h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--portal-text);
    margin: 0 0 8px;
}

.portal-welcome p {
    font-size: 0.875rem;
    color: var(--portal-text-muted);
    margin: 0;
}

/* ================================================
   Authentication Methods
   ================================================ */

.auth-methods {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-method-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    background: var(--portal-card-bg);
    color: var(--portal-text);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.auth-method-btn:hover {
    border-color: var(--portal-primary);
    background: rgba(0, 102, 204, 0.05);
    transform: translateX(4px);
}

[dir="rtl"] .auth-method-btn:hover {
    transform: translateX(-4px);
}

.auth-method-btn:active {
    transform: scale(0.98);
}

.auth-method-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.auth-method-icon.sms {
    background: #e3f2fd;
    color: #1976d2;
}

.auth-method-icon.social {
    background: #e8f5e9;
    color: #388e3c;
}

.auth-method-icon.voucher {
    background: #fff3e0;
    color: #f57c00;
}

.auth-method-icon.email {
    background: #fce4ec;
    color: #c2185b;
}

.auth-method-icon.guest {
    background: #f3e5f5;
    color: #7b1fa2;
}

.auth-method-content {
    flex: 1;
    text-align: left;
}

[dir="rtl"] .auth-method-content {
    text-align: right;
}

.auth-method-title {
    display: block;
    font-weight: 600;
    margin-bottom: 2px;
}

.auth-method-desc {
    display: block;
    font-size: 0.8rem;
    color: var(--portal-text-muted);
}

.auth-method-arrow {
    color: var(--portal-text-muted);
    font-size: 1.2rem;
    transition: transform 0.2s;
}

.auth-method-btn:hover .auth-method-arrow {
    transform: translateX(4px);
}

[dir="rtl"] .auth-method-btn:hover .auth-method-arrow {
    transform: translateX(-4px);
}

/* ================================================
   Social Login Buttons
   ================================================ */

.social-login-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    background: var(--portal-card-bg);
    cursor: pointer;
    transition: all 0.2s;
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.social-btn.google:hover { border-color: #4285f4; }
.social-btn.facebook:hover { border-color: #1877f2; }
.social-btn.apple:hover { border-color: #000000; }

.social-btn svg {
    width: 24px;
    height: 24px;
}

/* ================================================
   Phone/SMS Verification Form
   ================================================ */

.phone-form {
    margin-top: 20px;
}

.phone-input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}

.country-code-select {
    width: 100px;
    padding: 14px 12px;
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--portal-card-bg);
    color: var(--portal-text);
    cursor: pointer;
}

.phone-input {
    flex: 1;
    padding: 14px 16px;
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--portal-card-bg);
    color: var(--portal-text);
    transition: border-color 0.2s;
}

.phone-input:focus,
.country-code-select:focus {
    outline: none;
    border-color: var(--portal-primary);
}

/* ================================================
   OTP Verification
   ================================================ */

.otp-container {
    text-align: center;
    margin: 20px 0;
}

.otp-label {
    display: block;
    font-size: 0.875rem;
    color: var(--portal-text-muted);
    margin-bottom: 16px;
}

.otp-inputs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.otp-input {
    width: 50px;
    height: 56px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    background: var(--portal-card-bg);
    color: var(--portal-text);
    transition: border-color 0.2s;
}

.otp-input:focus {
    outline: none;
    border-color: var(--portal-primary);
}

.otp-input.filled {
    border-color: var(--portal-success);
    background: rgba(40, 167, 69, 0.05);
}

.resend-otp {
    font-size: 0.875rem;
    color: var(--portal-text-muted);
}

.resend-otp a {
    color: var(--portal-primary);
    text-decoration: none;
    font-weight: 500;
}

.resend-otp a:hover {
    text-decoration: underline;
}

/* ================================================
   Voucher Input
   ================================================ */

.voucher-input-group {
    display: flex;
    gap: 10px;
}

.voucher-input {
    flex: 1;
    padding: 14px 16px;
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: 'Courier New', monospace;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    background: var(--portal-card-bg);
    color: var(--portal-text);
}

.voucher-input::placeholder {
    letter-spacing: 1px;
    text-transform: none;
}

.voucher-input:focus {
    outline: none;
    border-color: var(--portal-primary);
}

/* ================================================
   Primary Button
   ================================================ */

.portal-btn {
    display: block;
    width: 100%;
    padding: 16px 24px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    text-decoration: none;
}

.portal-btn-primary {
    background: var(--portal-primary);
    color: white;
}

.portal-btn-primary:hover {
    background: var(--portal-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.portal-btn-primary:active {
    transform: translateY(0);
}

.portal-btn-primary:disabled {
    background: var(--portal-secondary);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.portal-btn-secondary {
    background: transparent;
    color: var(--portal-primary);
    border: 2px solid var(--portal-primary);
}

.portal-btn-secondary:hover {
    background: rgba(0, 102, 204, 0.05);
}

/* ================================================
   Terms and Conditions
   ================================================ */

.portal-terms {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--portal-border);
}

.terms-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--portal-text-muted);
    cursor: pointer;
}

.terms-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--portal-primary);
}

.terms-checkbox a {
    color: var(--portal-primary);
    text-decoration: none;
}

.terms-checkbox a:hover {
    text-decoration: underline;
}

/* ================================================
   Connection Status
   ================================================ */

.connection-status {
    text-align: center;
    padding: 40px 30px;
}

.status-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.status-icon.success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--portal-success);
    animation: scaleIn 0.5s ease-out;
}

.status-icon.error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--portal-danger);
}

.status-icon.loading {
    background: rgba(0, 102, 204, 0.1);
    color: var(--portal-primary);
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.status-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--portal-text);
}

.status-message {
    font-size: 0.95rem;
    color: var(--portal-text-muted);
    margin: 0 0 24px;
}

/* Session Info Box */
.session-info {
    background: var(--portal-bg);
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
}

.session-info-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--portal-border);
}

.session-info-row:last-child {
    border-bottom: none;
}

.session-info-label {
    color: var(--portal-text-muted);
    font-size: 0.875rem;
}

.session-info-value {
    font-weight: 600;
    color: var(--portal-text);
}

/* ================================================
   Portal Footer
   ================================================ */

.portal-footer {
    text-align: center;
    padding: 20px 30px;
    background: var(--portal-bg);
    border-top: 1px solid var(--portal-border);
}

.portal-footer-text {
    font-size: 0.75rem;
    color: var(--portal-text-muted);
    margin: 0 0 8px;
}

.portal-footer-links {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.portal-footer-links a {
    font-size: 0.75rem;
    color: var(--portal-primary);
    text-decoration: none;
}

.portal-footer-links a:hover {
    text-decoration: underline;
}

.powered-by {
    margin-top: 12px;
    font-size: 0.7rem;
    color: var(--portal-text-muted);
}

/* ================================================
   Loading Spinner
   ================================================ */

.portal-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 30px;
}

.portal-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--portal-border);
    border-top-color: var(--portal-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.portal-loading-text {
    font-size: 0.95rem;
    color: var(--portal-text-muted);
}

/* ================================================
   Error Messages
   ================================================ */

.portal-error {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.2);
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.portal-error-icon {
    color: var(--portal-danger);
    font-size: 1.2rem;
}

.portal-error-text {
    flex: 1;
    font-size: 0.875rem;
    color: var(--portal-danger);
}

/* ================================================
   Package Selection (Premium Plans)
   ================================================ */

.package-grid {
    display: grid;
    gap: 16px;
    margin: 20px 0;
}

.package-card {
    border: 2px solid var(--portal-border);
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.package-card:hover {
    border-color: var(--portal-primary);
}

.package-card.selected {
    border-color: var(--portal-primary);
    background: rgba(0, 102, 204, 0.05);
}

.package-card.popular::before {
    content: 'POPULAR';
    position: absolute;
    top: -10px;
    right: 16px;
    background: var(--portal-warning);
    color: #000;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
}

.package-name {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 4px;
}

.package-speed {
    font-size: 0.85rem;
    color: var(--portal-text-muted);
}

.package-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--portal-primary);
    margin-top: 10px;
}

.package-duration {
    font-size: 0.75rem;
    color: var(--portal-text-muted);
}

/* ================================================
   Language Switcher
   ================================================ */

.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 8px;
}

[dir="rtl"] .language-switcher {
    right: auto;
    left: 20px;
}

.lang-btn {
    padding: 6px 12px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    background: transparent;
    color: white;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.lang-btn:hover,
.lang-btn.active {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ================================================
   Responsive
   ================================================ */

@media (max-width: 480px) {
    .captive-portal-container {
        padding: 10px;
    }
    
    .portal-header {
        padding: 30px 20px 20px;
    }
    
    .portal-body {
        padding: 20px;
    }
    
    .portal-title {
        font-size: 1.5rem;
    }
    
    .otp-input {
        width: 44px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .social-login-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ================================================
   Animations
   ================================================ */

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================================
   CITC Compliance Notice (Saudi Arabia)
   ================================================ */

.citc-notice {
    font-size: 0.7rem;
    color: var(--portal-text-muted);
    text-align: center;
    padding: 10px;
    background: var(--portal-bg);
    border-top: 1px solid var(--portal-border);
}

.citc-notice-ar {
    font-family: 'Cairo', 'Noto Sans Arabic', sans-serif;
}