/* ===================================
   Dr. Jyoti Aggarwal Website Styles
   Mobile-First Responsive Design
   =================================== */

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

:root {
    --primary-blue: #2B4E8E;
    --primary-blue-dark: #1F3A7A;
    --primary-blue-light: #4AAED9;
    --accent-light: #E8F4FC;
    --text-dark: #2C3E50;
    --text-medium: #5A6C7D;
    --text-light: #7F8C9A;
    --background: #FAFAFA;
    --white: #FFFFFF;
    --border-light: #E8EEF2;
    --shadow-sm: 0 2px 8px rgba(43, 78, 142, 0.08);
    --shadow-md: 0 4px 16px rgba(43, 78, 142, 0.12);
    --shadow-lg: 0 8px 24px rgba(43, 78, 142, 0.16);
}

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
    font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

h1 { font-size: 2rem; margin-bottom: 1rem; }
h2 { font-size: 1.75rem; margin-bottom: 0.875rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.25rem; margin-bottom: 0.625rem; }

p { margin-bottom: 1rem; color: var(--text-medium); }

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-blue-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
.site-header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.logo:hover {
    opacity: 0.8;
    color: var(--primary-blue);
}

.logo-image {
    height: 50px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo span {
    color: var(--text-dark);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-menu a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-medium);
    transition: color 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-blue);
}

/* Sticky Call Button (Mobile) */
.sticky-call-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
    padding: 16px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sticky-call-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(58, 160, 153, 0.24);
    color: var(--white);
}

.sticky-call-btn::before {
    content: '📞';
    font-size: 1.2rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--white) 100%);
    padding: 3rem 0;
}

.hero-content {
    display: grid;
    gap: 2rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 2.25rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero-experience {
    font-size: 1rem;
    color: var(--text-medium);
    margin-bottom: 1.5rem;
}

.hero-phone {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    display: block;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-whatsapp {
    background-color: #25D366;
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-whatsapp:hover {
    background-color: #20BA5A;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.hero-image-placeholder {
    background: linear-gradient(135deg, #E8F5F4 0%, #D4EAE8 100%);
    border-radius: 16px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 1.125rem;
    text-align: center;
    padding: 2rem;
}

/* Specialisation Highlight */
.specialisation {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.specialisation h2 {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.specialisation-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    list-style: none;
}

.specialisation-list li {
    font-size: 1rem;
    font-weight: 500;
}

.specialisation-list li::before {
    content: '✓ ';
    font-weight: 700;
    margin-right: 4px;
}

/* Trust Bar */
.trust-bar {
    background-color: var(--white);
    padding: 2rem 0;
    box-shadow: var(--shadow-sm);
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
    text-align: center;
}

.trust-item {
    padding: 1rem;
}

.trust-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.trust-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    display: block;
    margin-bottom: 0.25rem;
}

.trust-label {
    font-size: 0.875rem;
    color: var(--text-medium);
}

/* Section Styles */
section {
    padding: 3rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-title h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.section-title p {
    color: var(--text-light);
    font-size: 1.125rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-medium);
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-blue);
}

.testimonial-quote {
    font-style: italic;
    color: var(--text-medium);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.testimonial-author {
    font-weight: 600;
    color: var(--text-dark);
}

.testimonial-rating {
    color: #FFA500;
    margin-top: 0.5rem;
}

/* About Page Styles */
.about-content {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.about-content h2 {
    color: var(--primary-blue);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.about-content h2:first-of-type {
    margin-top: 0;
}

.about-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.about-content li {
    margin-bottom: 0.5rem;
    color: var(--text-medium);
}

.credentials {
    background-color: var(--accent-light);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.credentials h3 {
    color: var(--primary-blue);
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.credentials ul {
    list-style: none;
    margin-left: 0;
}

.credentials li {
    padding-left: 1.5rem;
    position: relative;
}

.credentials li::before {
    content: '✓';
    color: var(--primary-blue);
    font-weight: 700;
    position: absolute;
    left: 0;
}

/* Contact Page Styles */
.contact-hero {
    text-align: center;
    padding: 2rem 0;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--white) 100%);
    margin-bottom: 3rem;
    border-radius: 12px;
}

.contact-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 2rem auto 0;
}

.contact-info {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.contact-card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-card p {
    margin-bottom: 0.5rem;
}

.contact-hours {
    background-color: var(--accent-light);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
}

.contact-hours strong {
    display: block;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.map-placeholder {
    background: linear-gradient(135deg, #E8F5F4 0%, #D4EAE8 100%);
    border-radius: 12px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 1.125rem;
    box-shadow: var(--shadow-sm);
}

/* Footer */
.site-footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--primary-blue-light);
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: #B8C5D0;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #B8C5D0;
    font-size: 0.875rem;
}

/* Tablet Styles */
@media (min-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }

    .hero-content {
        grid-template-columns: 1fr 1fr;
    }

    .hero-text h1 {
        font-size: 2.75rem;
    }

    .hero-phone {
        font-size: 2rem;
    }

    .sticky-call-btn {
        display: none;
    }

    .contact-info {
        grid-template-columns: 1fr 1fr;
    }

    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Desktop Styles */
@media (min-width: 1024px) {
    h1 { font-size: 3rem; }

    .hero {
        padding: 4rem 0;
    }

    .hero-text h1 {
        font-size: 3.25rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .hero-phone {
        font-size: 2.25rem;
    }

    .hero-image-placeholder {
        height: 400px;
    }

    section {
        padding: 4rem 0;
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .about-content {
        padding: 3rem;
    }
}

/* Print Styles */
@media print {
    .sticky-call-btn,
    .site-header,
    .site-footer {
        display: none;
    }
}