/* CSS DESIGN SYSTEM - SOSYOAKTİF AKADEMİ */

:root {
    --primary: #0B2545;       /* Deep Navy Blue */
    --primary-light: #134074; /* Elegant Slate Blue */
    --secondary: #1E96FC;     /* Vibrant Teal/Blue */
    --accent: #FF9F1C;        /* Warm Gold/Amber */
    --text-dark: #1F2937;     /* Dark Charcoal */
    --text-light: #6B7280;    /* Muted Gray */
    --bg-light: #F3F4F6;      /* Off-White */
    --bg-light-blue: #F0F4F8; /* Soft Ice Blue */
    --white: #FFFFFF;
    --whatsapp-green: #25D366;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px rgba(11, 37, 69, 0.08);
    --shadow-lg: 0 20px 40px rgba(11, 37, 69, 0.12);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 12px;
}

/* 1. RESET & BASE STYLES */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* UTILITIES */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--secondary);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-title-sm {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 48px;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(11, 37, 69, 0.2);
}

.btn-secondary {
    background-color: var(--bg-light-blue);
    color: var(--primary);
}

.btn-secondary:hover {
    background-color: #E2E8F0;
    transform: translateY(-2px);
}

.btn-primary-outline {
    background-color: transparent;
    border-color: var(--primary-light);
    color: var(--primary-light);
}

.btn-primary-outline:hover {
    background-color: var(--primary-light);
    color: var(--white);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* 2. TOP BAR */
.top-bar {
    background-color: var(--primary);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-bar-info a:hover {
    color: var(--accent);
}

.top-bar-info i {
    color: var(--secondary);
    margin-right: 4px;
}

.separator {
    opacity: 0.3;
}

.top-bar-social {
    display: flex;
    gap: 15px;
}

.top-bar-social a:hover {
    color: var(--accent);
    transform: scale(1.15);
}

/* 3. HEADER & NAV */
.main-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: 15px 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

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

.brand-name {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.5px;
    line-height: 1;
}

.brand-sub {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-light);
    letter-spacing: 1px;
}

.nav-menu ul {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--primary);
    padding: 8px 0;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

/* DROPDOWN MENU */
.dropdown {
    position: relative;
}

.dropdown > a i {
    font-size: 0.75rem;
    margin-left: 3px;
    transition: var(--transition);
}

.dropdown:hover > a i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    width: 250px;
    padding: 15px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: var(--transition);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    display: block;
    width: 100%;
}

.dropdown-menu a {
    display: block;
    padding: 10px 24px;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.dropdown-menu a::after {
    display: none;
}

.dropdown-menu a:hover {
    background-color: var(--bg-light-blue);
    color: var(--primary-light);
    padding-left: 30px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-nav-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* 4. HERO SECTION */
.hero-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F5FA 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-content {
    max-width: 550px;
}

.hero-tag {
    display: inline-block;
    background-color: rgba(30, 150, 252, 0.1);
    color: var(--secondary);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.2rem;
    line-height: 1.15;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 36px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-wrapper {
    position: relative;
    z-index: 2;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background-color: var(--bg-light-blue);
    border: 5px solid var(--white);
    max-width: 450px;
    aspect-ratio: 4/5;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.hero-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.badge-icon {
    font-size: 1.8rem;
    color: var(--accent);
}

.badge-text {
    display: flex;
    flex-direction: column;
}

.badge-text strong {
    font-size: 1rem;
    color: var(--primary);
}

.badge-text span {
    font-size: 0.8rem;
    color: var(--text-light);
}

.hero-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    background-color: rgba(30, 150, 252, 0.2);
    filter: blur(80px);
    border-radius: 50%;
    top: 10%;
    right: 10%;
    z-index: 1;
}

/* 5. FEATURES BAR */
.features-bar {
    background-color: var(--primary);
    color: var(--white);
    padding: 40px 0;
    box-shadow: var(--shadow-md);
    margin-top: -20px;
    position: relative;
    z-index: 10;
    border-radius: 12px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.features-bar-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-bar-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.feature-bar-icon {
    font-size: 2rem;
    color: var(--secondary);
}

.feature-bar-text h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.feature-bar-text p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
}

/* 6. ABOUT SECTION */
.about-section {
    padding: 100px 0;
    background-color: var(--white);
}

.about-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.about-paragraph {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.about-features-list {
    margin-bottom: 30px;
}

.about-features-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.about-features-list i {
    color: var(--secondary);
    font-size: 1.1rem;
    margin-top: 3px;
}

.about-visual-content {
    position: relative;
}

.experience-card {
    position: absolute;
    top: -20px;
    left: -20px;
    background-color: var(--primary-light);
    color: var(--white);
    padding: 25px;
    border-radius: var(--border-radius);
    max-width: 200px;
    z-index: 5;
    box-shadow: var(--shadow-lg);
}

.experience-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    display: block;
    color: var(--accent);
    margin-bottom: 8px;
}

.experience-text {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-img-box {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/3;
    border: 5px solid var(--white);
}

.about-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 7. SERVICES SECTION */
.services-section {
    padding: 100px 0;
    background-color: var(--bg-light-blue);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card-img-wrapper {
    height: 200px;
    overflow: hidden;
}

.service-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-card:hover .service-card-img {
    transform: scale(1.08);
}

.service-card-content {
    padding: 24px;
    position: relative;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.service-card-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-light);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    position: absolute;
    top: -25px;
    left: 24px;
    box-shadow: 0 5px 15px rgba(11, 37, 69, 0.25);
    border: 3px solid var(--white);
}

.service-card h3 {
    margin-top: 15px;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
    margin-bottom: 20px;
    flex-grow: 1;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--secondary);
}

.service-link:hover {
    gap: 10px;
    color: var(--primary-light);
}

/* 8. STATS SECTION */
.stats-section {
    background-color: var(--primary);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--accent);
}

.stat-plus {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent);
}

.stat-label {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
    color: rgba(255, 255, 255, 0.8);
}

/* 9. BOOKS SECTION */
.books-section {
    padding: 100px 0;
    background-color: var(--white);
}

.books-container {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.book-image-area {
    display: flex;
    justify-content: center;
}

.book-cover-img {
    max-width: 280px;
    border-radius: 8px;
    box-shadow: 10px 15px 35px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.book-cover-img:hover {
    transform: scale(1.03) rotate(-1deg);
    box-shadow: 15px 20px 45px rgba(0, 0, 0, 0.25);
}

.book-author {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: 15px;
}

.book-desc {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 24px;
}

.book-highlights {
    margin-bottom: 30px;
}

.book-hl-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    font-weight: 500;
}

.book-hl-item i {
    color: var(--accent);
}

/* 10. PARTNERS SECTION */
.partners-section {
    padding: 60px 0;
    background-color: var(--bg-light);
    border-top: 1px solid #E5E7EB;
    border-bottom: 1px solid #E5E7EB;
}

.partner-logo-box {
    background-color: var(--white);
    border-radius: 8px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid #F3F4F6;
    padding: 10px 20px;
}

.partner-logo-box span {
    font-size: 1.1rem;
    font-weight: 800;
    color: #9CA3AF;
    letter-spacing: 1.5px;
    font-family: var(--font-heading);
}

.partners-slider {
    padding: 10px 0 40px;
}

/* Swiper styling override */
.swiper-pagination-bullet-active {
    background: var(--primary-light) !important;
}

/* 11. TESTIMONIALS SECTION */
.testimonials-section {
    padding: 100px 0;
    background-color: var(--bg-light-blue);
}

.testimonial-slider {
    max-width: 800px;
    padding: 20px 20px 50px;
}

.testimonial-card {
    background-color: var(--white);
    padding: 48px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    position: relative;
}

.quote-icon {
    font-size: 2.5rem;
    color: rgba(30, 150, 252, 0.15);
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1.15rem;
    font-style: italic;
    color: var(--text-dark);
    line-height: 1.7;
    margin-bottom: 30px;
}

.testimonial-author h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary);
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--text-light);
}

.testimonial-slider .swiper-button-next,
.testimonial-slider .swiper-button-prev {
    color: var(--primary-light);
}

/* 12. CONTACT SECTION */
.contact-section {
    padding: 100px 0;
    background-color: var(--white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.contact-intro-text {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 40px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.detail-icon {
    width: 50px;
    height: 50px;
    background-color: var(--bg-light-blue);
    color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.detail-text h4 {
    font-size: 0.9rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.detail-text a, 
.detail-text p {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
}

.contact-social-icons h4 {
    font-size: 0.95rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.social-row {
    display: flex;
    gap: 15px;
}

.social-row a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-row a:hover {
    background-color: var(--primary-light);
    color: var(--white);
    transform: translateY(-3px);
}

.contact-form-area {
    background-color: var(--bg-light-blue);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.contact-form p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid #E5E7EB;
    background-color: var(--white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(30, 150, 252, 0.15);
}

/* 13. FOOTER */
.main-footer {
    background-color: #05162E;
    color: #E2E8F0;
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo-img {
    height: 40px;
}

.footer-logo-text .brand-name {
    color: var(--white);
}

.footer-logo-text .brand-sub {
    color: rgba(255, 255, 255, 0.5);
}

.footer-desc {
    font-size: 0.9rem;
    color: #A0AEC0;
    margin-bottom: 24px;
    line-height: 1.6;
}

.footer-social-row {
    display: flex;
    gap: 15px;
}

.footer-social-row a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social-row a:hover {
    background-color: var(--secondary);
    transform: translateY(-3px);
}

.footer-grid h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 8px;
}

.footer-grid h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--secondary);
}

.footer-grid ul li {
    margin-bottom: 12px;
}

.footer-grid ul a {
    font-size: 0.9rem;
    color: #A0AEC0;
}

.footer-grid ul a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact-list li {
    display: flex;
    gap: 12px;
    font-size: 0.9rem;
    color: #A0AEC0;
}

.footer-contact-list i {
    color: var(--secondary);
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #718096;
}

.footer-bottom-links {
    display: flex;
    gap: 15px;
}

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

/* 14. FLOATING WHATSAPP BUTTON */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--whatsapp-green);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.35);
    z-index: 999;
    transition: var(--transition);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background-color: #333;
    color: var(--white);
    padding: 8px 15px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* Keyframes for WhatsApp Pulse */
@keyframes whatsappPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* 15. RESPONSIVE DESIGN (MEDIA QUERIES) */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.6rem;
    }
    .hero-container {
        gap: 30px;
    }
    .features-bar-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .features-bar {
        padding: 30px 20px;
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-container, 
    .books-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about-visual-content {
        order: -1;
    }
    .experience-card {
        left: 0;
        top: -10px;
    }
    .book-image-area {
        order: -1;
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    .top-bar-container {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    .top-bar-info {
        flex-wrap: wrap;
        justify-content: center;
    }
    .header-container {
        padding: 0 20px;
    }
    
    /* MOBILE NAVIGATION */
    .mobile-nav-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 110px;
        width: 100%;
        height: calc(100vh - 110px);
        background-color: var(--white);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        padding: 40px 24px;
        overflow-y: auto;
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-menu ul {
        flex-direction: column;
        gap: 20px;
    }
    .nav-menu a {
        font-size: 1.2rem;
        display: block;
    }
    .dropdown-menu {
        position: static;
        box-shadow: none;
        width: 100%;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        padding: 10px 0 0 20px;
    }
    .dropdown.active .dropdown-menu {
        display: block;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
    }
    .hero-content {
        text-align: center;
        max-width: 100%;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-image-container {
        margin-top: 30px;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    .testimonial-card {
        padding: 30px 20px;
    }
    .footer-bottom-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 580px) {
    .hero-title {
        font-size: 2.2rem;
    }
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    .btn {
        width: 100%;
    }
    .features-bar-grid {
        grid-template-columns: 1fr;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 26px;
    }
}

/* 16. SUBPAGES / INNER PAGES STYLING */
.inner-hero {
    background: linear-gradient(135deg, #0B2545 0%, #134074 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
    position: relative;
}

.inner-hero-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.breadcrumbs {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    opacity: 0.85;
}

.breadcrumbs a {
    color: var(--secondary);
}

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

.breadcrumbs .sep {
    font-size: 0.75rem;
}

.inner-page-layout {
    padding: 80px 0;
    background-color: var(--bg-light-blue);
}

.inner-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.6fr;
    gap: 48px;
    align-items: start;
}

.inner-main-content {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.inner-main-content h2 {
    font-family: var(--font-heading);
    color: var(--primary);
    font-size: 1.8rem;
    margin-top: 30px;
    margin-bottom: 16px;
}

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

.inner-main-content p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.inner-main-content ul {
    margin-bottom: 24px;
    padding-left: 20px;
    list-style: none;
}

.inner-main-content ul li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
    font-size: 1rem;
    color: var(--text-dark);
}

.inner-main-content ul li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--secondary);
}

.inner-image-wrapper {
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    aspect-ratio: 16/9;
}

.inner-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sidebar-card {
    background-color: var(--primary);
    color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.sidebar-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.sidebar-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 24px;
}

.sidebar-card .btn {
    width: 100%;
}

.sidebar-card-light {
    background-color: var(--white);
    border: 1px solid #E5E7EB;
    color: var(--text-dark);
}

.sidebar-card-light h3 {
    color: var(--primary);
}

.sidebar-card-light p {
    color: var(--text-light);
}

.inner-main-content .details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 30px;
}

.detail-card {
    background-color: var(--bg-light-blue);
    padding: 24px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--secondary);
}

.detail-card h4 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.detail-card p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

@media (max-width: 992px) {
    .inner-grid {
        grid-template-columns: 1fr;
    }
    .inner-main-content .details-grid {
        grid-template-columns: 1fr;
    }
}