/* Global Styles */
:root {
    --royal-blue: #1e3a8a;
    --warm-yellow: #fbbf24;
    --dark-green: #059669;
    --primary-color: #1e3a8a;
    --secondary-color: #059669;
    --accent-color: #fbbf24;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-dark: #111827;
    --warm-gold: #fbbf24;
    --warm-orange: #f59e0b;
    --warm-red: #dc2626;
    --warm-brown: #92400e;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    overflow-x: hidden;
    font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--text-dark);
}

/* Navigation */
.navbar {
    background: rgba(30, 58, 138, 0.95) !important;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.8rem;
    color: var(--warm-yellow) !important;
    font-weight: 700;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.95) !important;
    font-weight: 600;
    margin: 0 0.5rem;
    transition: var(--transition);
    position: relative;
    font-size: 1.1rem;
}

.navbar-nav .nav-link:hover {
    color: var(--warm-yellow) !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--warm-yellow);
    transition: var(--transition);
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 25%, #3b82f6 50%, #059669 75%, #047857 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(251, 191, 36, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(5, 150, 105, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(30, 58, 138, 0.05) 0%, transparent 70%);
    z-index: 1;
    animation: subtleGlow 10s ease-in-out infinite;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    z-index: 2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.2) 100%);
    z-index: 3;
}

.hero-section .container {
    position: relative;
    z-index: 4;
}

.hero-content {
    position: relative;
    z-index: 5;
}

.hero-content h1 {
    font-size: 3.2rem;
    line-height: 1.3;
    margin-bottom: 2rem;
    animation: elegantTitle 2s ease-out;
    font-weight: 800;
    letter-spacing: -0.01em;
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.4);
    color: #ffffff;
    position: relative;
}

.hero-content h1::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--warm-yellow), #f59e0b);
    border-radius: 3px;
    animation: elegantUnderline 2s ease-out 1s both;
    box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
}

.hero-content p {
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    animation: elegantSubtitle 2s ease-out 0.5s both;
    font-weight: 500;
    opacity: 0.95;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    max-width: 650px;
    color: rgba(255, 255, 255, 0.98);
    position: relative;
}

.hero-content p::before {
    content: '';
    position: absolute;
    left: -18px;
    top: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--warm-yellow), rgba(251, 191, 36, 0.3));
    border-radius: 2px;
    animation: slideInDown 1s ease-out 0.4s both;
}

.hero-buttons {
    gap: 1.5rem;
    animation: elegantButtons 2s ease-out 1s both;
}

.hero-buttons .btn {
    padding: 1.2rem 2.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
    font-size: 1.1rem;
}

.hero-buttons .btn::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 ease;
}

.hero-buttons .btn:hover::before {
    left: 100%;
}

.hero-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.2);
}

.hero-buttons .btn:active {
    transform: translateY(-1px);
}

.hero-image {
    position: relative;
    z-index: 5;
}

.hero-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 50%);
    border-radius: 50%;
    filter: blur(2px);
    animation: subtlePulse 4s ease-in-out infinite;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 550px;
    height: 550px;
    background: conic-gradient(from 0deg, transparent, rgba(255, 215, 0, 0.08), transparent);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
    z-index: -1;
}

/* Book Stack Animation */
.book-stack {
    position: relative;
    height: 400px;
    animation: float 6s ease-in-out infinite;
}

.book {
    position: absolute;
    width: 140px;
    height: 180px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transform-origin: center bottom;
}

.book-1 {
    background: linear-gradient(45deg, #1e3a8a, #1e40af);
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) rotate(-15deg);
    animation: book1Float 4s ease-in-out infinite;
}

.book-2 {
    background: linear-gradient(45deg, var(--warm-yellow), #f59e0b);
    left: 45%;
    top: 45%;
    transform: translate(-50%, -50%) rotate(5deg);
    animation: book2Float 4s ease-in-out infinite 1s;
}

.book-3 {
    background: linear-gradient(45deg, var(--dark-green), #047857);
    left: 55%;
    top: 55%;
    transform: translate(-50%, -50%) rotate(-5deg);
    animation: book3Float 4s ease-in-out infinite 2s;
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
}

.title-underline {
    width: 100px;
    height: 5px;
    background: var(--warm-yellow);
    margin: 0 auto 2rem;
    border-radius: 3px;
}

/* About Section */
.about-image {
    position: relative;
}

.author-photo {
    position: relative;
    display: inline-block;
}

.author-photo::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, var(--warm-yellow), #f59e0b, var(--royal-blue));
    border-radius: 50%;
    z-index: -1;
    animation: pulse 2s ease-in-out infinite;
}

.author-photo img {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border: 5px solid white;
}

.stat-item {
    padding: 1rem;
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
}

/* Author Quote Styling */
.author-quote {
    position: relative;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.05) 0%, rgba(65, 105, 225, 0.03) 100%);
    border-left: 4px solid var(--warm-yellow);
    border-radius: 8px;
    margin-top: 2rem;
}

.author-quote::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--warm-yellow);
    font-family: 'Playfair Display', serif;
    opacity: 0.3;
}

.author-quote .blockquote {
    margin: 0;
    position: relative;
    z-index: 1;
}

.author-quote .blockquote p {
    font-size: 1.2rem !important;
    line-height: 1.8;
    color: var(--text-dark) !important;
    font-weight: 500;
    margin-bottom: 1rem;
}

.author-quote .blockquote-footer {
    color: var(--royal-blue);
    font-weight: 600;
    font-size: 1.4rem;
}

.author-quote .blockquote-footer cite {
    color: var(--dark-green);
    font-style: normal;
    font-size: 1.5rem;
    font-weight: 700;
}

/* Author Biography Styling */
.author-bio {
    position: relative;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(248, 249, 250, 0.9) 100%);
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-left: 5px solid var(--warm-gold);
}

.author-bio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.03) 0%, rgba(230, 126, 34, 0.02) 100%);
    border-radius: 12px;
    z-index: -1;
}

.author-bio p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    font-weight: 400;
    text-align: justify;
    margin-bottom: 1.5rem;
}

.author-bio .lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-dark);
    line-height: 1.9;
}

.author-bio p:last-child {
    margin-bottom: 0;
}



/* Books Section - Professional Book Showcase */
.book-showcase {
    background: linear-gradient(135deg, #ffffff 0%, #fefefe 50%, #f8f9fa 100%);
    border-radius: 25px;
    padding: 4rem 3rem;
    box-shadow: 
        0 25px 70px rgba(0, 0, 0, 0.08),
        0 10px 30px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(251, 191, 36, 0.08);
    margin: 0 1rem;
}

.book-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(251, 191, 36, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(5, 150, 105, 0.015) 0%, transparent 50%),
        linear-gradient(135deg, rgba(251, 191, 36, 0.005) 0%, rgba(30, 58, 138, 0.003) 100%);
    z-index: 1;
}

.book-showcase > * {
    position: relative;
    z-index: 2;
}

/* Professional Book Cover */
.book-cover-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 550px;
    perspective: 1200px;
    padding: 2rem 0;
}

.professional-book-cover {
    position: relative;
    width: 320px;
    height: 480px;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: bookFloat 8s ease-in-out infinite;
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.15));
}

.professional-book-cover:hover {
    transform: rotateY(-12deg) rotateX(8deg) translateY(-10px);
    animation-play-state: paused;
}

.book-spine {
    position: absolute;
    left: -18px;
    top: 0;
    width: 18px;
    height: 100%;
    background: linear-gradient(180deg, var(--dark-green) 0%, #1a5f1a 50%, #0d4d0d 100%);
    transform: rotateY(-90deg);
    transform-origin: right center;
    box-shadow: 
        inset -3px 0 8px rgba(0, 0, 0, 0.4),
        inset 0 0 3px rgba(0, 0, 0, 0.2);
    border-radius: 0 3px 3px 0;
}

.book-front {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #ffffff 0%, #fefefe 30%, #f8f9fa 100%);
    border: 3px solid var(--warm-yellow);
    border-radius: 12px;
    box-shadow: 
        0 0 0 2px rgba(251, 191, 36, 0.1),
        0 30px 60px rgba(0, 0, 0, 0.12),
        0 15px 30px rgba(0, 0, 0, 0.08),
        inset 0 2px 15px rgba(255, 255, 255, 0.9),
        inset 0 -2px 10px rgba(251, 191, 36, 0.03);
    overflow: hidden;
}

.book-front::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 48%, rgba(255, 215, 0, 0.1) 49%, rgba(255, 215, 0, 0.1) 51%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, rgba(65, 105, 225, 0.05) 49%, rgba(65, 105, 225, 0.05) 51%, transparent 52%);
    pointer-events: none;
}

.book-content {
    position: relative;
    padding: 3rem 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    z-index: 3;
}

.book-header {
    margin-bottom: 2rem;
}

.book-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.2rem;
    font-weight: 900;
    color: var(--dark-green);
    line-height: 0.9;
    margin: 0;
    text-shadow: 
        2px 2px 4px rgba(0, 0, 0, 0.08),
        0 0 15px rgba(251, 191, 36, 0.08);
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--dark-green) 0%, #047857 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.book-subtitle {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--royal-blue);
    margin-top: 0.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    opacity: 0.9;
}

.book-tagline {
    margin: 2.5rem 0;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.06) 0%, rgba(30, 58, 138, 0.03) 100%);
    border-radius: 12px;
    border-right: 1px solid rgba(251, 191, 36, 0.08);
    box-shadow: 
        0 3px 12px rgba(251, 191, 36, 0.06),
        inset 0 1px 3px rgba(255, 255, 255, 0.6);
}

.book-tagline p {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.6;
    margin: 0;
    font-weight: 500;
    font-style: italic;
    opacity: 0.85;
}

.book-author {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 2px solid var(--warm-yellow);
}

.book-author p {
    font-size: 1.1rem;
    color: var(--royal-blue);
    font-weight: 600;
    margin: 0;
    font-family: 'Playfair Display', serif;
    letter-spacing: 0.5px;
}

.coming-soon-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 4;
}

.coming-soon-badge .badge {
    font-size: 0.75rem;
    padding: 0.5rem 0.8rem;
    border-radius: 15px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Book Details Panel */
.book-details-panel {
    padding-left: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.book-meta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.04) 0%, rgba(30, 58, 138, 0.02) 100%);
    border-radius: 15px;
    border-left: 4px solid var(--warm-yellow);
    border-right: 1px solid rgba(251, 191, 36, 0.08);
    box-shadow: 
        0 6px 20px rgba(251, 191, 36, 0.06),
        inset 0 1px 3px rgba(255, 255, 255, 0.7);
}

.meta-item {
    display: flex;
    align-items: center;
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 600;
    transition: transform 0.2s ease;
}

.meta-item:hover {
    transform: translateX(5px);
}

.meta-item i {
    color: var(--royal-blue);
    width: 24px;
    font-size: 1.1rem;
}

.book-description h5 {
    color: var(--dark-green);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-bottom: 2px solid var(--warm-yellow);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.book-description p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 2rem;
}

.key-features h6 {
    color: var(--dark-green);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem 0;
    background: rgba(248, 249, 250, 0.6);
    border-radius: 12px;
    padding: 1.5rem;
    border-left: 3px solid rgba(251, 191, 36, 0.25);
}

.feature-list li {
    padding: 0.8rem 0;
    font-size: 1rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(251, 191, 36, 0.08);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li:hover {
    background: rgba(251, 191, 36, 0.04);
    padding-left: 0.5rem;
    border-radius: 6px;
}

.feature-list li i {
    margin-right: 1rem;
    font-size: 1.1rem;
}

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

.book-actions .btn {
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    font-size: 1rem;
    min-width: 180px;
}

.book-actions .btn::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 ease;
}

.book-actions .btn:hover::before {
    left: 100%;
}

.book-actions .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.book-actions .btn-warning {
    background: linear-gradient(135deg, var(--warm-yellow) 0%, var(--royal-blue) 100%);
    border: none;
    color: white;
}

.book-actions .btn-warning:hover {
    background: linear-gradient(135deg, var(--royal-blue) 0%, var(--dark-green) 100%);
    color: white;
}

.book-actions .btn-outline-secondary {
    border: 2px solid var(--text-light);
    color: var(--text-dark);
    background: rgba(255, 255, 255, 0.8);
}

.book-actions .btn-outline-secondary:hover {
    border-color: var(--warm-yellow);
    color: var(--dark-green);
    background: rgba(255, 215, 0, 0.1);
}

/* Amazon Logo Styling */
.amazon-logo {
    text-align: center;
    padding: 1rem 0;
}

.amazon-logo-img {
    height: 40px;
    width: auto;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.amazon-logo-img:hover {
    opacity: 1;
}

/* Book Preview Section */
.book-preview {
    background: rgba(248, 249, 250, 0.8);
    border-radius: 12px;
    padding: 2rem;
    border-left: 4px solid var(--warm-gold);
}

.preview-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-dark);
}

.preview-content .blockquote {
    background: rgba(243, 156, 18, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 3px solid var(--warm-gold);
}

.preview-content .blockquote p {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem;
    font-style: italic;
    color: var(--dark-green) !important;
    margin: 0;
}

.preview-content .blockquote-footer {
    font-size: 0.9rem;
    color: var(--royal-blue);
    font-weight: 600;
}

/* Animations */
@keyframes bookFloat {
    0%, 100% {
        transform: translateY(0px) rotateY(0deg);
    }
    50% {
        transform: translateY(-10px) rotateY(2deg);
    }
}

/* Legacy Book Card Styles (keeping for potential future use) */
.book-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    height: 100%;
}

.read-more-btn {
    transition: all 0.3s ease;
    border-width: 2px;
    font-weight: 600;
}

.read-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.book-details {
    transition: all 0.3s ease;
}

.book-details p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.book-details p:last-child {
    margin-bottom: 0;
}

.book-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.book-cover {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

.book-card:hover .book-cover img {
    transform: scale(1.1);
}

.book-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.book-card:hover .book-overlay {
    opacity: 1;
}

.book-info {
    padding: 1.5rem;
}

.rating {
    margin-top: 0.5rem;
}

/* Skills Section */
.skill-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    height: 100%;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.skill-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(45deg, var(--warm-yellow), var(--royal-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2.2rem;
    color: white;
    transition: var(--transition);
}

.skill-card:hover .skill-icon {
    transform: scale(1.1);
}

.skill-bar {
    margin-top: 1rem;
}

.progress {
    height: 8px;
    border-radius: 4px;
    background: #e9ecef;
}

.progress-bar {
    border-radius: 4px;
    transition: width 2s ease-in-out;
}

/* Inspirational Section */
.inspirational-content {
    padding: 3rem 0;
}

.inspirational-quote {
    position: relative;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.03) 0%, rgba(30, 58, 138, 0.02) 100%);
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--warm-yellow);
}

.inspirational-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 30px;
    font-size: 6rem;
    color: var(--warm-yellow);
    font-family: 'Playfair Display', serif;
    opacity: 0.15;
}

.inspirational-quote .blockquote {
    margin: 0;
    position: relative;
    z-index: 1;
}

.inspirational-quote .blockquote p {
    font-size: 1.8rem !important;
    line-height: 1.6;
    color: var(--text-dark) !important;
    font-weight: 400;
    margin-bottom: 2rem;
    font-family: 'Playfair Display', serif;
}

.inspirational-quote .blockquote-footer {
    color: var(--royal-blue);
    font-weight: 600;
    font-size: 1.3rem;
}

.inspirational-quote .blockquote-footer cite {
    color: var(--dark-green);
    font-style: normal;
    font-size: 1.4rem;
    font-weight: 700;
}

/* Contact Section */
.contact-item {
    display: flex;
    align-items: center;
    font-size: 1.1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--warm-yellow);
    color: white !important;
    transform: translateY(-3px);
}

.contact-form .form-control {
    border: 2px solid #e9ecef;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.contact-form .form-control:focus {
    border-color: var(--warm-yellow);
    box-shadow: 0 0 0 0.2rem rgba(255, 215, 0, 0.25);
}

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

@keyframes slideInLeft {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100px;
        opacity: 1;
    }
}

@keyframes slideInDown {
    from {
        height: 0;
        opacity: 0;
    }
    to {
        height: 100%;
        opacity: 1;
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes book1Float {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(-15deg) translateY(0px);
    }
    50% {
        transform: translate(-50%, -50%) rotate(-15deg) translateY(-10px);
    }
}

@keyframes book2Float {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(5deg) translateY(0px);
    }
    50% {
        transform: translate(-50%, -50%) rotate(5deg) translateY(-15px);
    }
}

@keyframes book3Float {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(-5deg) translateY(0px);
    }
    50% {
        transform: translate(-50%, -50%) rotate(-5deg) translateY(-8px);
    }
}

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

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .inspirational-quote {
        padding: 2rem;
    }
    
    .inspirational-quote .blockquote p {
        font-size: 1.4rem !important;
    }
    
    .inspirational-quote::before {
        font-size: 4rem;
        top: -15px;
        left: 20px;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
        line-height: 1.3;
        margin-bottom: 1.5rem;
    }
    
    .hero-content p {
        font-size: 1rem;
        line-height: 1.6;
        margin-bottom: 2rem;
    }
    
    .hero-content p::before {
        left: -15px;
        width: 2px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 320px;
        padding: 1rem 2rem;
    }
    
    .hero-image::before {
        width: 350px;
        height: 350px;
    }
    
    .hero-image::after {
        width: 450px;
        height: 450px;
    }
    
    .book-stack {
        height: 300px;
    }
    
    .book {
        width: 100px;
        height: 140px;
    }
    
    .author-photo img {
        width: 250px;
        height: 250px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Professional Book Showcase - Mobile */
    .book-showcase {
        padding: 2rem 1rem;
        margin: 0 0.5rem;
        border-radius: 20px;
    }
    
    .book-cover-container {
        height: 450px;
        margin-bottom: 2rem;
        padding: 1rem 0;
    }
    
    .professional-book-cover {
        width: 240px;
        height: 360px;
    }
    
    .book-title {
        font-size: 2.4rem;
        line-height: 0.95;
    }
    
    .book-tagline {
        margin: 2rem 0;
        padding: 1.2rem;
    }
    
    .book-tagline p {
        font-size: 0.95rem;
    }
    
    .book-author p {
        font-size: 1rem;
    }
    
    .book-details-panel {
        padding-left: 0;
        margin-top: 2rem;
    }
    
    .book-meta {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .meta-item {
        font-size: 0.9rem;
    }
    
    .book-description h5 {
        font-size: 1.2rem;
    }
    
    .book-description p {
        font-size: 1rem;
        line-height: 1.7;
    }
    
    .key-features h6 {
        font-size: 1.1rem;
    }
    
    .feature-list {
        padding: 1.2rem;
    }
    
    .feature-list li {
        font-size: 0.9rem;
        padding: 0.6rem 0;
    }
    
    .book-actions {
        justify-content: center;
        gap: 0.8rem;
    }
    
    .book-actions .btn {
        flex: 1;
        min-width: 140px;
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.8rem;
        line-height: 1.4;
        letter-spacing: -0.01em;
        margin-bottom: 1rem;
    }
    
    .hero-content p {
        font-size: 0.95rem;
        line-height: 1.5;
        margin-bottom: 1.5rem;
    }
    
    .hero-content p::before {
        left: -10px;
        width: 2px;
    }
    
    .hero-buttons .btn {
        padding: 1rem 1.5rem;
        font-size: 0.9rem;
        letter-spacing: 0.5px;
    }
    
    .hero-image::before {
        width: 280px;
        height: 280px;
    }
    
    .hero-image::after {
        width: 350px;
        height: 350px;
    }
    
    .book-stack {
        height: 200px;
    }
    
    .book {
        width: 80px;
        height: 110px;
    }
    
    /* Professional Book Showcase - Small Mobile */
    .book-showcase {
        padding: 1.5rem 0.8rem;
        margin: 0 0.3rem;
        border-radius: 18px;
    }
    
    .book-cover-container {
        height: 380px;
        margin-bottom: 1.5rem;
        padding: 0.8rem 0;
    }
    
    .professional-book-cover {
        width: 200px;
        height: 300px;
    }
    
    .book-content {
        padding: 1.8rem 1.2rem;
    }
    
    .book-title {
        font-size: 2rem;
        line-height: 0.9;
    }
    
    .book-tagline {
        margin: 1.5rem 0;
        padding: 1rem;
    }
    
    .book-tagline p {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .book-author p {
        font-size: 0.95rem;
    }
    
    .book-meta {
        padding: 1.2rem;
        margin-bottom: 1.5rem;
    }
    
    .meta-item {
        font-size: 0.85rem;
        padding: 0.2rem 0;
    }
    
    .book-description h5 {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
    
    .book-description p {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
    }
    
    .key-features h6 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }
    
    .feature-list {
        padding: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .feature-list li {
        font-size: 0.85rem;
        padding: 0.5rem 0;
    }
    
    .book-actions {
        flex-direction: column;
        gap: 0.8rem;
        align-items: center;
    }
    
    .book-actions .btn {
        width: 100%;
        max-width: 280px;
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
        min-width: unset;
    }
    
    .book-preview {
        padding: 1.2rem;
        margin-top: 1.5rem;
    }
    
    .preview-content p {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .preview-content .blockquote {
        padding: 1rem;
        margin: 1rem 0;
    }
    
    .preview-content .blockquote p {
        font-size: 0.95rem !important;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.6rem;
        line-height: 1.4;
        margin-bottom: 0.8rem;
    }
    
    .hero-content p {
        font-size: 0.9rem;
        line-height: 1.4;
        margin-bottom: 1.2rem;
    }
    
    .hero-buttons .btn {
        padding: 0.8rem 1.2rem;
        font-size: 0.85rem;
        letter-spacing: 0.3px;
    }
    
    .hero-content p::before {
        left: -8px;
        width: 2px;
    }
    
    .hero-image::before {
        width: 220px;
        height: 220px;
    }
    
    .hero-image::after {
        width: 280px;
        height: 280px;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--warm-yellow);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--royal-blue);
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--warm-yellow);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Cinematic Animations */
@keyframes subtleGlow {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

@keyframes elegantTitle {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes elegantSubtitle {
    0% {
        opacity: 0;
        transform: translateY(15px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes elegantButtons {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes elegantUnderline {
    0% {
        width: 0;
        opacity: 0;
    }
    100% {
        width: 100px;
        opacity: 1;
    }
}

@keyframes subtlePulse {
    0%, 100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.05);
    }
}