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

:root {
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --success-color: #27ae60;
    --success-light: #2ecc71;
    --danger-color: #e74c3c;
    --danger-dark: #c0392b;
    --warning-color: #f39c12;
    --warning-dark: #e67e22;
    --purple-color: #9b59b6;
    --purple-dark: #8e44ad;
    --dark-color: #2c3e50;
    --dark-light: #34495e;
    --gray-color: #7f8c8d;
    --light-gray: #ecf0f1;
    --white: #ffffff;
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --border-radius-large: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* Base Typography and Layout */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background: var(--gradient-primary);
    min-height: 100vh;
    font-size: 16px;
    background-attachment: fixed;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: clamp(1rem, 3vw, 2rem);
}

.portfolio {
    background: rgba(255, 255, 255, 0.98);
    border-radius: var(--border-radius-large);
    padding: clamp(2rem, 5vw, 4rem);
    box-shadow: var(--shadow-heavy);
    backdrop-filter: blur(20px);
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color), var(--warning-color), var(--purple-color));
    border-radius: var(--border-radius-large) var(--border-radius-large) 0 0;
}

/* Header Section */
.header {
    text-align: center;
    margin-bottom: clamp(2rem, 5vw, 4rem);
    position: relative;
    padding-top: 1rem;
}

.doctor-image {
    width: clamp(120px, 15vw, 180px);
    height: clamp(120px, 15vw, 180px);
    border-radius: 50%;
    margin: 0 auto 2rem;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(3rem, 8vw, 5rem);
    color: var(--white);
    box-shadow: var(--shadow-heavy);
    position: relative;
    transition: var(--transition);
}

.doctor-image:hover {
    transform: scale(1.05) rotate(5deg);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.4);
}

.doctor-image::before {
    content: '';
    position: absolute;
    inset: -5px;
    background: linear-gradient(45deg, var(--primary-color), var(--success-color), var(--warning-color), var(--purple-color));
    border-radius: 50%;
    z-index: -1;
    animation: borderRotate 3s linear infinite;
}

.header h1 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--dark-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.specialty {
    color: var(--gray-color);
    font-size: clamp(1.1rem, 3vw, 1.4rem);
    margin-bottom: 2rem;
    font-weight: 600;
    position: relative;
}

.specialty::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: clamp(50px, 10vw, 80px);
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Contact Information */
.contact-info {
    display: flex;
    justify-content: center;
    gap: clamp(1rem, 3vw, 2rem);
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--dark-light);
    font-weight: 600;
    background: rgba(52, 152, 219, 0.1);
    padding: 1rem 1.5rem;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.contact-item:hover::before {
    left: 100%;
}

.contact-item:hover {
    background: rgba(52, 152, 219, 0.2);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.contact-item .icon {
    font-size: 1.2em;
}

/* About Section */
.about-section {
    margin-bottom: clamp(2rem, 5vw, 4rem);
    padding: clamp(2rem, 4vw, 3rem);
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: var(--border-radius);
    border-left: 6px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    opacity: 0.05;
    border-radius: 50%;
    transform: translate(50%, -50%);
}

.about-section h2 {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    position: relative;
}

.about-section p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    line-height: 1.8;
    color: var(--dark-light);
    position: relative;
    z-index: 1;
}

/* Schedule Section */
.schedule-section {
    margin: clamp(2rem, 5vw, 4rem) 0;
}

.schedule-section h2 {
    text-align: center;
    color: var(--dark-color);
    margin-bottom: 2rem;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    position: relative;
}

.schedule-section h2::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: clamp(60px, 12vw, 100px);
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Sync Status */
.sync-status {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: clamp(0.9rem, 2vw, 1rem);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.sync-status::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 2s;
}

.sync-status.loading {
    background: rgba(243, 156, 18, 0.15);
    color: var(--warning-dark);
    border: 2px solid var(--warning-color);
    animation: pulse 2s infinite;
}

.sync-status.loading::before {
    left: 100%;
}

.sync-status.success {
    background: rgba(39, 174, 96, 0.15);
    color: var(--success-color);
    border: 2px solid var(--success-color);
}

.sync-status.error {
    background: rgba(231, 76, 60, 0.15);
    color: var(--danger-color);
    border: 2px solid var(--danger-color);
}

/* Refresh Button */
.refresh-button {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: clamp(0.9rem, 2vw, 1rem);
    font-weight: 600;
    margin: 1rem auto 2rem;
    display: block;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    font-family: inherit;
}

.refresh-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.refresh-button:hover::before {
    left: 100%;
}

.refresh-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
}

.refresh-button:active {
    transform: translateY(-1px);
}

/* Schedule Grid */
.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: clamp(1.5rem, 3vw, 2.5rem);
    margin-bottom: 2rem;
}

.schedule-card {
    background: var(--gradient-primary);
    color: var(--white);
    padding: clamp(2rem, 4vw, 3rem);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.schedule-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: rgba(255, 255, 255, 0.4);
}

.schedule-card:nth-child(even) {
    background: var(--gradient-secondary);
}

.schedule-card:nth-child(3n) {
    background: var(--gradient-accent);
}

.schedule-card:hover {
    transform: translateY(-8px) rotate(1deg);
    box-shadow: var(--shadow-heavy);
}

.schedule-card h3 {
    margin-bottom: 2rem;
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.schedule-item {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.schedule-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.schedule-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(8px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.day {
    font-weight: 800;
    margin-bottom: 0.75rem;
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.time, .location-info, .notes-info {
    font-size: clamp(0.9rem, 2vw, 1rem);
    opacity: 0.95;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    line-height: 1.5;
}

.time .icon, .location-info .icon, .notes-info .icon {
    font-size: 1.1em;
    opacity: 0.8;
}

/* No Schedule State */
.no-schedule {
    text-align: center;
    padding: clamp(3rem, 8vw, 6rem) clamp(2rem, 4vw, 3rem);
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
}

.no-schedule::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: rotate 20s linear infinite;
}

.no-schedule h3 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 1.5rem;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.no-schedule p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    opacity: 0.95;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* Services Section */
.services-section {
    margin: clamp(2rem, 5vw, 4rem) 0;
    padding: clamp(2rem, 4vw, 3rem);
    background: var(--gradient-secondary);
    border-radius: var(--border-radius);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.services-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite reverse;
}

.services-section h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
    position: relative;
    z-index: 1;
}

.service-item {
    background: rgba(255, 255, 255, 0.2);
    padding: clamp(1.5rem, 3vw, 2rem);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.service-item:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.service-icon {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    margin-bottom: 1.5rem;
    display: block;
    animation: float 3s ease-in-out infinite;
}

.service-item:nth-child(2) .service-icon {
    animation-delay: 0.5s;
}

.service-item:nth-child(3) .service-icon {
    animation-delay: 1s;
}

.service-item:nth-child(4) .service-icon {
    animation-delay: 1.5s;
}

.service-item h3 {
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    margin-bottom: 1rem;
    font-weight: 700;
}

.service-item p {
    font-size: clamp(0.9rem, 2vw, 1rem);
    opacity: 0.95;
    line-height: 1.6;
}

/* Footer */
.footer {
    margin-top: clamp(2rem, 5vw, 4rem);
    text-align: center;
    padding: clamp(2rem, 4vw, 3rem);
    background: var(--dark-color);
    color: var(--white);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.footer h3 {
    margin-bottom: 1.5rem;
    color: var(--light-gray);
    font-size: clamp(1.5rem, 3vw, 1.8rem);
    font-weight: 700;
}

.footer p {
    opacity: 0.9;
    line-height: 1.8;
    font-size: clamp(1rem, 2vw, 1.1rem);
    max-width: 600px;
    margin: 0 auto;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { 
        opacity: 1; 
        transform: scale(1);
    }
    50% { 
        opacity: 0.8;
        transform: scale(1.02);
    }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes borderRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Loading State */
.loading {
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .portfolio {
        padding: clamp(1.5rem, 4vw, 3rem);
    }

    .schedule-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .portfolio {
        padding: clamp(1rem, 3vw, 2rem);
    }

    .contact-info {
        flex-direction: column;
        align-items: center;
        max-width: 400px;
        margin: 0 auto 2rem;
    }

    .contact-item {
        width: 100%;
        justify-content: center;
    }

    .schedule-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .schedule-card:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 480px) {
    .about-section {
        padding: 1.5rem;
    }

    .services-section {
        padding: 1.5rem;
    }

    .footer {
        padding: 1.5rem;
    }

    .schedule-item:hover {
        transform: translateX(4px);
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .schedule-card,
    .service-item,
    .contact-item {
        border: 2px solid currentColor;
    }
}

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

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .portfolio {
        background: rgba(44, 62, 80, 0.95);
        color: var(--light-gray);
    }

    .about-section {
        background: linear-gradient(135deg, #34495e, #2c3e50);
        color: var(--light-gray);
    }

    .header h1 {
        color: var(--light-gray);
    }

    .specialty {
        color: #bdc3c7;
    }
}