/* ===== IMPORTS & VARIABLES ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* Dark Theme (Default) */
:root,
[data-theme="dark"] {
    --primary: #00d9ff;
    --primary-dark: #00a8c7;
    --secondary: #ffd700;
    --bg-dark: #0a0f1a;
    --bg-card: #0f1623;
    --bg-card-hover: #141d2c;
    --bg-navbar: rgba(10, 15, 26, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: rgba(255, 255, 255, 0.08);
    --gradient-primary: linear-gradient(135deg, #00d9ff 0%, #667eea 100%);
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #f59e0b 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 217, 255, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme */
[data-theme="light"] {
    --primary: #0891b2;
    --primary-dark: #0e7490;
    --secondary: #d97706;
    --bg-dark: #f8fafc;
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --bg-navbar: rgba(255, 255, 255, 0.9);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 40px rgba(8, 145, 178, 0.1);
}

/* ===== RESET ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== BASE ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== NAVBAR ===== */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 4rem;
    background: var(--bg-navbar);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo img {
    height: 42px;
    transition: var(--transition);
}

.nav-logo:hover img {
    transform: scale(1.05);
}

.nav-logo span {
    font-weight: 700;
    font-size: 1.25rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a {
    padding: 0.6rem 1.2rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--border-color);
}

.nav-links a.active {
    color: var(--primary);
    background: rgba(0, 217, 255, 0.1);
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 0.5rem;
}

.theme-toggle:hover {
    background: var(--primary);
    color: var(--bg-dark);
    border-color: var(--primary);
    transform: rotate(15deg);
}

/* ===== MAIN CONTAINER ===== */
main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.05) 0%, rgba(102, 126, 234, 0.05) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 3rem 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.profile-image-container {
    position: relative;
    flex-shrink: 0;
}

.profile-glow {
    position: absolute;
    inset: -10px;
    background: var(--gradient-gold);
    border-radius: 50%;
    opacity: 0.3;
    filter: blur(20px);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.05);
    }
}

.profile-image {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--secondary);
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.profile-image:hover {
    transform: scale(1.03);
}

.status-badge {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 3;
    backdrop-filter: blur(10px);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.profile-info {
    flex: 1;
}

.badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--bg-dark);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.profile-name {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.profile-role {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.profile-education {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.education-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.education-item i {
    color: var(--primary);
    width: 20px;
}

.education-item strong {
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: var(--bg-dark);
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 20px rgba(0, 217, 255, 0.4);
}

/* ===== CONTENT SECTIONS ===== */
.content-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.content-section:hover {
    border-color: rgba(0, 217, 255, 0.2);
    box-shadow: var(--shadow-glow);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.section-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 217, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--primary);
    font-size: 1.25rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.about-text {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

/* ===== ALTERNATING TIMELINE ===== */
.timeline-alt {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* Central line */
.timeline-alt::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
    transform: translateX(-50%);
    border-radius: 3px;
}

/* Timeline item container */
.timeline-alt-item {
    position: relative;
    width: 50%;
    padding: 0 2.5rem;
    margin-bottom: 2rem;
}

.timeline-alt-item:last-child {
    margin-bottom: 0;
}

/* Left side items */
.timeline-alt-item.left {
    left: 0;
    text-align: right;
}

/* Right side items */
.timeline-alt-item.right {
    left: 50%;
    text-align: left;
}

/* Content card */
.timeline-alt-content {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    transition: var(--transition);
    position: relative;
}

.timeline-alt-item:hover .timeline-alt-content {
    background: rgba(0, 217, 255, 0.03);
    border-color: rgba(0, 217, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 217, 255, 0.15);
}

/* Arrow pointer for left items */
.timeline-alt-item.left .timeline-alt-content::after {
    content: '';
    position: absolute;
    top: 20px;
    right: -10px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 10px solid var(--border-color);
    transition: var(--transition);
}

.timeline-alt-item.left:hover .timeline-alt-content::after {
    border-left-color: rgba(0, 217, 255, 0.3);
}

/* Arrow pointer for right items */
.timeline-alt-item.right .timeline-alt-content::after {
    content: '';
    position: absolute;
    top: 20px;
    left: -10px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid var(--border-color);
    transition: var(--transition);
}

.timeline-alt-item.right:hover .timeline-alt-content::after {
    border-right-color: rgba(0, 217, 255, 0.3);
}

/* Center marker dot */
.timeline-alt-marker {
    position: absolute;
    top: 18px;
    width: 18px;
    height: 18px;
    background: var(--bg-dark);
    border: 4px solid var(--primary);
    border-radius: 50%;
    z-index: 2;
    transition: var(--transition);
}

.timeline-alt-item.left .timeline-alt-marker {
    right: -9px;
}

.timeline-alt-item.right .timeline-alt-marker {
    left: -9px;
}

.timeline-alt-item:hover .timeline-alt-marker {
    background: var(--primary);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.6);
    transform: scale(1.2);
}

/* Date badge */
.timeline-alt-content .timeline-date {
    display: inline-block;
    background: rgba(0, 217, 255, 0.1);
    color: var(--primary);
    padding: 0.3rem 0.85rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.timeline-alt-content h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-alt-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== SKILLS GRID ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.skill-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.skill-card:hover {
    background: rgba(0, 217, 255, 0.05);
    border-color: rgba(0, 217, 255, 0.3);
    transform: translateY(-4px);
}

.skill-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.skill-card h4 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.skill-card p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===== TECH SECTION ===== */
.tech-category {
    margin-bottom: 1.5rem;
}

.tech-category:last-child {
    margin-bottom: 0;
}

.tech-title {
    margin-bottom: 1rem;
}

.tech-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.tech-badge.primary {
    background: var(--gradient-primary);
    color: var(--bg-dark);
}

.tech-badge.secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
}

.tech-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
    min-width: 80px;
}

.tech-item:hover {
    background: rgba(0, 217, 255, 0.05);
    border-color: var(--primary);
    transform: translateY(-4px);
}

.tech-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    transition: var(--transition);
}

.tech-item:hover img {
    transform: scale(1.1);
    filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.4));
}

.tech-item span {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
}

/* ===== PROJECTS GRID ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.project-card:hover {
    border-color: rgba(0, 217, 255, 0.3);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.project-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--bg-dark);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: var(--transition);
}

.project-link:hover {
    transform: scale(1.1);
}

.project-content {
    padding: 1.5rem;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.tag {
    background: rgba(0, 217, 255, 0.1);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.project-content h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.project-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.btn-modern {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--primary);
    padding: 0.6rem 1.25rem;
    border: 1px solid var(--primary);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.btn-modern:hover {
    background: var(--primary);
    color: var(--bg-dark);
}

.btn-modern i {
    transition: var(--transition);
}

.btn-modern:hover i {
    transform: translateX(4px);
}

/* ===== COMMERCIAL GRID ===== */
.commercial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.commercial-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
}

.commercial-card:hover {
    background: rgba(0, 217, 255, 0.03);
    border-color: rgba(0, 217, 255, 0.2);
    transform: translateY(-4px);
}

.commercial-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    color: var(--bg-dark);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.commercial-card h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.commercial-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.commercial-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
}

/* ===== CONTACT SECTION ===== */
.contact-intro {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 1.5rem;
}

.contact-grid {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    text-decoration: none;
    transition: var(--transition);
}

.contact-card:hover {
    background: rgba(0, 217, 255, 0.05);
    border-color: var(--primary);
    transform: translateX(6px);
}

.contact-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 217, 255, 0.1);
    border-radius: 50%;
    color: var(--primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.contact-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.2rem;
}

.contact-value {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

.contact-arrow {
    color: var(--text-muted);
    transition: var(--transition);
}

.contact-card:hover .contact-arrow {
    color: var(--primary);
    transform: translateX(4px);
}

/* ===== FOOTER ===== */
.footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-links a {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
    }

    main {
        padding: 1.5rem 1rem;
    }

    .hero-section {
        padding: 2rem 1.5rem;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

    .profile-image {
        width: 150px;
        height: 150px;
    }

    .profile-name {
        font-size: 1.8rem;
    }

    .profile-role {
        font-size: 1rem;
    }

    .profile-education {
        align-items: center;
    }

    .education-item {
        text-align: left;
    }

    .social-links {
        justify-content: center;
    }

    .content-section {
        padding: 1.5rem;
    }

    .section-header {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .section-header h2 {
        font-size: 1.3rem;
    }

    /* Timeline responsive - single column */
    .timeline-alt::before {
        left: 10px;
        transform: translateX(0);
    }

    .timeline-alt-item,
    .timeline-alt-item.left,
    .timeline-alt-item.right {
        width: 100%;
        left: 0;
        padding: 0 0 0 2.5rem;
        text-align: left;
    }

    .timeline-alt-item.left .timeline-alt-marker,
    .timeline-alt-item.right .timeline-alt-marker {
        left: 1px;
        right: auto;
    }

    .timeline-alt-item.left .timeline-alt-content::after,
    .timeline-alt-item.right .timeline-alt-content::after {
        display: none;
    }

    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tech-icons {
        justify-content: center;
    }

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

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

@media (max-width: 480px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }

    .timeline-alt-item,
    .timeline-alt-item.left,
    .timeline-alt-item.right {
        padding: 0 0 0 2rem;
    }

    .timeline-alt-marker {
        width: 14px;
        height: 14px;
    }

    .profile-name {
        font-size: 1.5rem;
    }

    .badge {
        font-size: 0.7rem;
        padding: 0.3rem 0.8rem;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-section {
    animation: fadeInUp 0.6s ease-out forwards;
}

.content-section:nth-child(1) {
    animation-delay: 0.1s;
}

.content-section:nth-child(2) {
    animation-delay: 0.2s;
}

.content-section:nth-child(3) {
    animation-delay: 0.3s;
}

.content-section:nth-child(4) {
    animation-delay: 0.4s;
}

.content-section:nth-child(5) {
    animation-delay: 0.5s;
}

.content-section:nth-child(6) {
    animation-delay: 0.6s;
}

.content-section:nth-child(7) {
    animation-delay: 0.7s;
}