/* CSS Custom Properties */
:root {
    --primary-gradient: linear-gradient(135deg, #ffd700, #ffed4e, #ff6ec7, #8b5cf6, #6366f1);
    --secondary-gradient: linear-gradient(45deg, #fbbf24, #f59e0b, #d946ef, #9333ea);
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #ffffff;
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Page Load Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.98);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes popupSlideIn {
    0% {
        opacity: 0;
        transform: translateY(-50px) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes popupSlideOut {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-50px) scale(0.8);
    }
}

@keyframes clickPulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(1);
    }
}

/* Welcome Popup Styles */
.welcome-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.welcome-popup.show {
    opacity: 1;
    visibility: visible;
}

.welcome-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    max-width: 400px;
    margin: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transform: translateY(-50px) scale(0.8);
    animation: popupSlideIn 0.5s ease-out forwards;
}

.welcome-popup.closing .welcome-content {
    animation: popupSlideOut 0.3s ease-in forwards;
}

.welcome-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    animation: bounceIn 0.8s ease-out 0.2s both;
}

.welcome-title {
    font-size: 28px;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.welcome-wish {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.welcome-btn {
    background: var(--secondary-gradient);
    color: white;
    border: none;
    border-radius: 25px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.welcome-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 16px rgba(251, 191, 36, 0.3);
}

.welcome-btn:active {
    transform: translateY(0) scale(1.02);
}

/* Click Animation Class */
.click-animation {
    animation: clickPulse 0.2s ease-out;
}

/* SVG Icon Styling */
.svg-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.section-icon {
    width: 24px;
    height: 24px;
    margin-right: 12px;
    object-fit: contain;
}



/* Quote Submission Section */
.submission-section {
    margin: 3rem 0 1rem 0;
}

.submission-container {
    max-width: 800px;
    margin: 0 auto;
}

.submission-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    margin-top: 1.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.submission-description {
    text-align: center;
    color: #4a5568;
    margin-bottom: 2rem;
    font-size: 16px;
    font-weight: 500;
}

.submission-section .section-title {
    color: #2d3748;
    text-align: center;
}

.quote-submission-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-row:last-of-type {
    grid-template-columns: 1fr 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: #2d3748;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 12px 16px;
    color: #2d3748;
    font-family: inherit;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #fbbf24;
    background: #fefefe;
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.5;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #a0aec0;
}

.btn-submit {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
    border: none;
    border-radius: 15px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    margin-top: 1rem;
    align-self: center;
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.3);
}

.btn-submit:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 20px rgba(251, 191, 36, 0.4);
}

.btn-submit:active {
    transform: translateY(0) scale(1);
}

@media (max-width: 768px) {
    .submission-card {
        padding: 1.5rem;
    }
    
    .form-row:last-of-type {
        grid-template-columns: 1fr;
    }
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--primary-gradient);
    background-size: 400% 400%;
    animation: gradientShift 8s ease-in-out infinite;
    min-height: 100vh;
    overflow-x: hidden;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    25% { background-position: 100% 50%; }
    50% { background-position: 100% 100%; }
    75% { background-position: 0% 100%; }
}

/* Container */
.container {
    max-width: 480px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    animation: fadeInUp 0.8s ease-out;
}

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 32px;
    padding: 24px;
    animation: slideInDown 0.8s ease-out 0.2s both;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.profile-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.profile-image {
    position: relative;
}

.profile-logo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-md);
    border: 3px solid rgba(255, 215, 0, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.avatar-placeholder {
    width: 100px;
    height: 100px;
    background: var(--secondary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--text-light);
    box-shadow: var(--shadow-md);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.username {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.verified-badge {
    width: 20px;
    height: 20px;
    filter: drop-shadow(0 0 4px rgba(29, 161, 242, 0.5));
}

.bio {
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 500;
}

/* Social Links */
.social-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.link-card {
    position: relative;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    overflow: hidden;
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.link-card:hover::before {
    left: 100%;
}

.link-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.link-card:active {
    transform: translateY(-2px) scale(1.01);
    transition: all 0.1s ease-out;
}

.link-content {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.link-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-light);
    transition: var(--transition);
}

.link-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

.instagram-card .link-icon {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.booking-card .link-icon {
    background: linear-gradient(45deg, #ff6b35, #f7931e, #ffcc02);
}

.booking-logo {
    padding: 8px !important;
    background: white !important;
}

.indigo-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.email-card .link-icon {
    background: var(--secondary-gradient);
}

.link-text h3 {
    font-weight: 600;
    font-size: 18px;
    margin-bottom: 4px;
}

.link-text p {
    color: var(--text-secondary);
    font-size: 14px;
}

.link-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    text-decoration: none;
    z-index: 2;
}

/* Instagram Mini Embed */
.instagram-mini-embed {
    margin-bottom: 32px;
    animation: scaleIn 0.8s ease-out 0.6s both;
}

.mini-embed-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.mini-embed-container:hover {
    transform: translateY(-2px) scale(1.01);
    box-shadow: var(--shadow-lg);
}

.instagram-mini-widget {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    border-radius: var(--border-radius-sm);
    padding: 2px;
}

.instagram-profile {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.profile-pic {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2px;
}

.instagram-dp {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
}

.instagram-icon {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: white;
    padding: 8px;
}

.profile-info {
    flex: 1;
}

.profile-username {
    font-weight: 700;
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.profile-stats {
    font-size: 14px;
    color: var(--text-secondary);
}

.follow-btn {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    transition: var(--transition);
}

.follow-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.section-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
}

.section-icon {
    width: 24px;
    height: 24px;
}

/* Quote Section */
.quote-section {
    margin-bottom: 32px;
}

.quote-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.quote-card {
    background: var(--secondary-gradient);
    border-radius: var(--border-radius-sm);
    padding: 24px;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.quote-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

.quote-content {
    position: relative;
    z-index: 1;
}

.quote-text {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 12px;
    line-height: 1.5;
}

.quote-author {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    text-align: right;
}

.quote-date {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
    margin-top: 8px;
}

/* Removed refresh buttons - content now auto-refreshes daily */

/* Aviation Section */
.aviation-section {
    margin-bottom: 32px;
}

.aviation-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.aviation-content {
    margin-top: 16px;
}

.fact-item, .tip-item {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    border-left: 4px solid var(--primary-color);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.fact-item:hover, .tip-item:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.fact-item strong, .tip-item strong {
    color: var(--primary-color);
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
    font-size: 16px;
}

.aviation-content {
    margin-top: 20px;
}

.aviation-section {
    margin-bottom: 40px;
}

.fact-item:hover, .tip-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.fact-item strong, .tip-item strong {
    color: var(--primary-color);
    font-weight: 600;
}

.aviation-grid {
    display: grid;
    gap: 16px;
    margin-bottom: 20px;
}

.aviation-card {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    transition: var(--transition);
}

.aviation-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 215, 0, 0.4);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.card-header i {
    font-size: 18px;
    color: #f59e0b;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-content p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 14px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 24px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 32px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.footer p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}

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

.footer-links a {
    width: 40px;
    height: 40px;
    background: var(--secondary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-decoration: none;
    font-size: 18px;
    transition: var(--transition);
}

.footer-links a:hover {
    transform: translateY(-2px) scale(1.1);
    box-shadow: var(--shadow-md);
}

/* Footer Navigation */
.footer-navigation {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 16px;
}

.footer-navigation a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.footer-navigation a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

/* Signature */
.signature {
    margin-top: 16px;
    text-align: center;
}

.signature-text {
    font-size: 18px;
    font-weight: 700;
    background: linear-gradient(45deg, #ffd700, #ffed4e, #ff6ec7, #8b5cf6, #6366f1, #ffd700);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: signatureGradient 3s ease-in-out infinite;
    letter-spacing: 2px;
    text-transform: lowercase;
    font-family: 'Inter', sans-serif;
}

@keyframes signatureGradient {
    0%, 100% { 
        background-position: 0% 50%; 
    }
    25% { 
        background-position: 100% 50%; 
    }
    50% { 
        background-position: 100% 100%; 
    }
    75% { 
        background-position: 0% 100%; 
    }
}

/* Content Pages Styles */
.content-section {
    margin-bottom: 32px;
}

.content-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.content-text {
    color: var(--text-primary);
    line-height: 1.6;
}

.content-text h3 {
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 16px;
}

.content-text h4 {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    margin-top: 20px;
    margin-bottom: 8px;
}

.content-text p {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.content-text ul {
    margin-bottom: 16px;
    padding-left: 20px;
}

.content-text ul li {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.content-text a {
    color: #8b5cf6;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.content-text a:hover {
    color: #6366f1;
    text-decoration: underline;
}

.faq-item {
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.1);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    margin-bottom: 16px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 20px 0;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.1);
    border-radius: var(--border-radius-sm);
}

.contact-item i {
    font-size: 24px;
    color: #f59e0b;
    width: 30px;
    text-align: center;
}

.contact-item div strong {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-item div p {
    margin: 0;
    color: var(--text-secondary);
}

/* Service Info Styles */
.service-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 20px 0;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(139, 92, 246, 0.05);
    border: 1px solid rgba(139, 92, 246, 0.1);
    border-radius: var(--border-radius-sm);
}

.service-item i {
    font-size: 24px;
    color: #8b5cf6;
    width: 30px;
    text-align: center;
}

.service-item div strong {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 4px;
}

.service-item div p {
    margin: 0;
    color: var(--text-secondary);
}

@media (min-width: 481px) {
    .contact-info {
        flex-direction: row;
    }
    
    .contact-item {
        flex: 1;
    }
    
    .service-info {
        flex-direction: row;
    }
    
    .service-item {
        flex: 1;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 480px) {
    .container {
        padding: 16px;
    }
    
    .header {
        padding: 20px;
    }
    
    .username {
        font-size: 24px;
    }
    
    .link-content {
        gap: 12px;
    }
    
    .link-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .quote-text {
        font-size: 16px;
    }
    
    .aviation-grid {
        gap: 12px;
    }
}

@media (min-width: 481px) {
    .aviation-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
button:focus,
a:focus {
    outline: 2px solid #ffd700;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #000000;
        --text-secondary: #333333;
        --bg-white: #ffffff;
    }
}