/* ===== CSS Variables ===== */
:root {
    --primary-color: #b5b5b5;
    --secondary-color: #464646;
    --accent-color: #9a9a9a;
    --text-primary: #e7e7e7;
    --text-secondary: #c3c3c3;
    --text-light: #9a9a9a;
    --bg-white: #262626;
    --bg-light: #1f1f1f;
    --bg-dark: #111111;
    --border-subtle: rgba(255, 255, 255, 0.12);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 18px 40px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 25px 55px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --mono-font: 'Source Code Pro', monospace;
    --base-font: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --page-gutter: 2rem;
    --section-max-width: 1200px;
    --hero-pad-top: 8rem;
    --hero-pad-bottom: 4rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--base-font);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--bg-light);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 15, 15, 0.9);
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 1000;
    transition: var(--transition);
}

.nav.scrolled {
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(12px);
}

.nav-container {
    max-width: var(--section-max-width);
    margin: 0 auto;
    padding: 1rem var(--page-gutter);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--mono-font);
    color: var(--accent-color);
    letter-spacing: 1px;
    padding: 0.35rem 0.6rem;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    text-decoration: none;
    transition: var(--transition);
}

.nav-logo:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: 0.03em;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--text-primary);
}

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

.nav-link.active {
    color: var(--text-primary);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--hero-pad-top) var(--page-gutter) var(--hero-pad-bottom);
    background: linear-gradient(150deg, #262626 0%, #181818 70%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 12% 20%, rgba(255, 255, 255, 0.05), transparent 26%),
        radial-gradient(circle at 82% 12%, rgba(255, 255, 255, 0.04), transparent 22%),
        linear-gradient(135deg, #232323 0%, #151515 100%);
    opacity: 0.7;
    animation: gradientShift 18s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: scale(1) translateY(0); }
    50% { transform: scale(1.05) translateY(-12px); }
}

.hero-content {
    max-width: var(--section-max-width);
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 1s ease;
    max-width: 560px;
}

.hero-greeting {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-family: var(--mono-font);
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.4rem 0.75rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    margin-bottom: 0.75rem;
    animation: fadeIn 0.8s ease;
}

.hero-name {
    font-size: 3.8rem;
    font-weight: 900;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    letter-spacing: 0.01em;
    text-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-title {
    font-size: 1.35rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    padding-left: 0.85rem;
    border-left: 3px solid var(--secondary-color);
    animation: fadeInUp 1s ease 0.35s both;
}

.highlight {
    color: var(--text-primary);
    font-family: var(--mono-font);
    background: rgba(255, 255, 255, 0.06);
    padding: 0.15rem 0.45rem;
    border-radius: 8px;
    border: 1px solid var(--border-subtle);
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 520px;
    animation: fadeInUp 1s ease 0.55s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.7s both;
}

.btn {
    padding: 0.85rem 1.8rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-family: var(--mono-font);
    transition: var(--transition);
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #3a3a3a, #2a2a2a);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-subtle);
}

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

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1.2s ease 0.5s both;
}

.image-wrapper {
    position: relative;
    width: 380px;
    aspect-ratio: 4 / 5;
    max-width: 100%;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
    border: 1px solid var(--border-subtle);
    animation: float 6s ease-in-out infinite;
}

.image-wrapper::before {
    content: '';
    position: absolute;
    inset: 10px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    pointer-events: none;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-16px);
    }
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    object-position: 50% 45%;
    filter: saturate(0.95) contrast(1.05);
}

.image-wrapper:hover img {
    transform: none;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--text-secondary);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 4px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* ===== Sections ===== */
.section {
    padding: 6rem 2rem;
    background: var(--bg-white);
    border-top: 1px solid var(--border-subtle);
}

.section:nth-child(even) {
    background: var(--bg-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.6rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-primary);
    letter-spacing: 0.02em;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

.section-title::after {
    content: '';
    display: block;
    width: 70px;
    height: 3px;
    margin: 0.9rem auto 0;
    background: linear-gradient(90deg, var(--secondary-color), transparent);
    opacity: 0.7;
}

.section-title.animate {
    opacity: 1;
    transform: translateY(0);
}

/* ===== About Section ===== */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.about-text.animate {
    opacity: 1;
    transform: translateX(0);
}

.about-intro {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-photo {
    margin: 2rem auto;
    max-width: 720px;
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
}

.about-photo img {
    display: block;
    width: 100%;
    height: auto;
    filter: saturate(0.96);
}

.achievements {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.achievement-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.achievement-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.achievement-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.12);
}

.achievement-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

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

.achievement-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

.skills-container {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.skills-container.animate {
    opacity: 1;
    transform: translateX(0);
}

.skills-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.skills-grid {
    display: grid;
    gap: 1rem;
}

.skill-item {
    background: linear-gradient(135deg, #1c1c1c, #181818);
    border: 1px solid var(--border-subtle);
    padding: 1rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    text-align: center;
}

.skill-item:hover {
    background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
    color: var(--text-primary);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

/* ===== Experience Section ===== */
.timeline {
    position: relative;
    padding-left: 2.5rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.timeline-item.animate {
    opacity: 1;
    transform: translateX(0);
}

.timeline-marker {
    position: absolute;
    left: -3rem;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--bg-white);
    border: 2px solid var(--secondary-color);
    border-radius: 50%;
    transition: var(--transition);
}

.timeline-item:hover .timeline-marker {
    transform: scale(1.3);
    background: var(--primary-color);
}

.timeline-content {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
}

.company-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.company-logo {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: transparent;
    border: none;
    box-shadow: none;
    display: grid;
    place-items: center;
    overflow: hidden;
    flex-shrink: 0;
}

.company-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: transparent;
    padding: 0;
}

.company-logo--onyx {
    background: transparent;
}

.more-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    border-radius: 10px;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    background: linear-gradient(135deg, #2a2a2a, #1b1b1b);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.more-link:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.more-link svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}
.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.12);
}

.timeline-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.timeline-content h4 {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.timeline-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: #3a3a3a;
    color: var(--text-primary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--border-subtle);
    font-size: 0.85rem;
    font-weight: 600;
}

/* ===== Hobbies Section ===== */
.hobbies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.hobby-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(50px);
}

.hobby-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.hobby-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.12);
}

.hobby-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hobby-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.hobby-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===== Contact Section ===== */
.contact-content {
    text-align: center;
}

.contact-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-subtle);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.contact-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #2d2d2d, #1a1a1a);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.14);
}

.contact-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    display: grid;
    place-items: center;
}

.contact-icon svg {
    width: 36px;
    height: 36px;
    fill: currentColor;
    opacity: 0.95;
}

.contact-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: inherit;
    opacity: 0.8;
}

/* ===== Detail Pages ===== */
.detail-hero {
    padding: var(--hero-pad-top) var(--page-gutter) var(--hero-pad-bottom);
    background: linear-gradient(140deg, #222 0%, #171717 70%);
    border-bottom: 1px solid var(--border-subtle);
}

.detail-grid {
    max-width: var(--section-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2.5rem;
    align-items: center;
}

.detail-kicker {
    font-family: var(--mono-font);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.detail-hero h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.detail-location {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.detail-summary {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 1rem 0 1.5rem;
}

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

.detail-media {
    display: grid;
    place-items: center;
}

.detail-logo-card {
    width: 252px; /* ~5% larger than before */
    height: 252px;
    border-radius: 18px;
    background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    display: grid;
    place-items: center;
    overflow: hidden;
}

.detail-logo-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.detail-body {
    background: var(--bg-white);
}

.detail-body .container {
    max-width: var(--section-max-width);
    margin: 0 auto;
    padding-top: 1rem;
    padding-bottom: 2.5rem;
}

.detail-body p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.2rem;
}

.detail-list {
    margin: 1rem 0 2rem;
    padding-left: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.75;
}

.detail-list li {
    margin-bottom: 0.6rem;
}

.detail-image {
    width: 100%;
    max-width: 760px;
    border-radius: 18px;
    overflow: hidden;
    margin: 1.5rem 0 2rem;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    display: flex;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
}

.detail-image img {
    width: 100%;
    height: auto;
    display: block;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    margin-top: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}
/* ===== Footer ===== */
.footer {
    background: var(--bg-dark);
    color: var(--text-secondary);
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border-subtle);
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.social-links {
    display: flex;
    gap: 2rem;
}

.social-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

.social-links svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* ===== Responsive Design ===== */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-name {
        font-size: 3rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .image-wrapper {
        width: 340px;
    }

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

    .detail-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .detail-media {
        order: -1;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--bg-white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--border-subtle);
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .section-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 640px) {
    .hero-name {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .image-wrapper {
        width: 260px;
    }

    .section {
        padding: 4rem 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-marker {
        left: -2.4rem;
    }
}