/* Theme: Rustic - Day 18 (Letter R): Inspired by weathered wood, vintage workshops, handcrafted furniture, leather textures, warm patina, antique tools, natural grain, artisan craftsmanship, aged materials, timeless quality */

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

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 92px;
}

body {
    font-family: 'Lato', sans-serif;
    font-size: 18.5px;
    line-height: 1.85;
    color: #3a2f28;
    background: linear-gradient(170deg, #faf8f5 0%, #f5ede4 30%, #ede3d6 60%, #f2e9de 85%, #f9f6f2 100%);
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 15%, rgba(139, 90, 43, 0.05) 0%, transparent 60%),
        radial-gradient(circle at 80% 85%, rgba(115, 74, 38, 0.04) 0%, transparent 55%);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(90deg, transparent, transparent 120px, rgba(139, 90, 43, 0.01) 120px, rgba(139, 90, 43, 0.01) 122px),
        repeating-linear-gradient(0deg, transparent, transparent 120px, rgba(139, 90, 43, 0.01) 120px, rgba(139, 90, 43, 0.01) 122px);
    pointer-events: none;
    z-index: 0;
}

#topnav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 248, 245, 0.92);
    backdrop-filter: blur(18px);
    border-bottom: 3px solid rgba(139, 90, 43, 0.2);
    box-shadow: 0 5px 25px rgba(58, 47, 40, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#topnav.scrolled {
    background: rgba(250, 248, 245, 0.96);
    box-shadow: 0 8px 35px rgba(58, 47, 40, 0.14);
    border-bottom-color: rgba(139, 90, 43, 0.35);
}

.nav-container {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 4.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 92px;
}

.logo h1 {
    font-family: 'Bitter', serif;
    font-size: 2.05rem;
    font-weight: 700;
    color: #3a2f28;
    margin: 0;
    letter-spacing: -0.25px;
    position: relative;
    padding-left: 3.8rem;
}

.logo h1::before {
    content: '⬡';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) rotate(0deg);
    font-size: 2.35rem;
    color: #8b5a2b;
    animation: rusticRotate 7.5s linear infinite;
}

@keyframes rusticRotate {
    0%, 100% {
        transform: translateY(-50%) rotate(0deg);
        opacity: 0.8;
    }
    50% {
        transform: translateY(-50%) rotate(180deg);
        opacity: 1;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.85rem;
}

.nav-menu li a {
    display: block;
    padding: 1.15rem 2.35rem;
    color: #3a2f28;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    letter-spacing: 0.75px;
    border: 2px solid transparent;
}

.nav-menu li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(139, 90, 43, 0.08);
    opacity: 0;
    transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 2.35rem;
    width: 0;
    height: 3px;
    background: #8b5a2b;
    transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu li a:hover::before,
.nav-menu li a.active::before {
    opacity: 1;
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: calc(100% - 4.7rem);
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: #8b5a2b;
    border-color: rgba(139, 90, 43, 0.25);
}

.mobile-toggle {
    display: none;
    background: #8b5a2b;
    border: none;
    color: #faf8f5;
    font-size: 1.85rem;
    width: 58px;
    height: 58px;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 28px rgba(139, 90, 43, 0.35);
}

.mobile-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 38px rgba(139, 90, 43, 0.45);
}

#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 172px 0 128px;
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: -42%;
    right: -32%;
    width: 880px;
    height: 880px;
    background: radial-gradient(circle, rgba(139, 90, 43, 0.12) 0%, transparent 65%);
    animation: rusticDrift 58s ease-in-out infinite;
}

#hero::after {
    content: '';
    position: absolute;
    bottom: -38%;
    left: -28%;
    width: 820px;
    height: 820px;
    background: radial-gradient(circle, rgba(115, 74, 38, 0.1) 0%, transparent 65%);
    animation: rusticDrift 65s ease-in-out infinite reverse;
}

@keyframes rusticDrift {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.7;
    }
    35% {
        transform: translate(70px, -60px) scale(1.1);
        opacity: 0.95;
    }
    70% {
        transform: translate(-60px, 70px) scale(0.95);
        opacity: 0.8;
    }
}

.hero-content {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 4.2rem;
    display: grid;
    grid-template-columns: 1.48fr 1fr;
    gap: 8.2rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: rusticFadeIn 1.45s cubic-bezier(0.4, 0, 0.2, 1) 0s both;
}

@keyframes rusticFadeIn {
    0% {
        opacity: 0;
        transform: translateY(85px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-text h1 {
    font-family: 'Bitter', serif;
    font-size: 6.15rem;
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: 3.2rem;
    color: #3a2f28;
    letter-spacing: -1.85px;
}

.hero-text h1 br {
    display: block;
}

.hero-subtitle {
    font-size: 1.75rem;
    color: #5d4e42;
    margin-bottom: 4.5rem;
    line-height: 1.72;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.hero-buttons {
    display: flex;
    gap: 2.8rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1.65rem 4.2rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1.1rem;
    letter-spacing: 0.85px;
    font-family: 'Lato', sans-serif;
    position: relative;
    overflow: hidden;
    border: 3px solid transparent;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.25);
    transform: translate(-50%, -50%);
    transition: width 0.8s, height 0.8s;
}

.btn:hover::before {
    width: 500px;
    height: 500px;
}

.btn-primary {
    background: linear-gradient(135deg, #8b5a2b 0%, #734a26 100%);
    color: #faf8f5;
    box-shadow: 0 16px 52px rgba(139, 90, 43, 0.38);
}

.btn-primary:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 65px rgba(139, 90, 43, 0.5);
    background: linear-gradient(135deg, #6f4822 0%, #5a3a1e 100%);
}

.btn-secondary {
    background: rgba(250, 248, 245, 0.95);
    color: #8b5a2b;
    border: 3px solid #8b5a2b;
    box-shadow: 0 14px 42px rgba(139, 90, 43, 0.25);
}

.btn-secondary:hover {
    background: #8b5a2b;
    color: #faf8f5;
    border-color: #8b5a2b;
    transform: translateY(-6px);
    box-shadow: 0 20px 55px rgba(139, 90, 43, 0.4);
}

.hero-image {
    animation: rusticFadeIn 1.45s cubic-bezier(0.4, 0, 0.2, 1) 0.38s both;
}

.profile-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(28px);
    padding: 3.5rem;
    box-shadow: 
        0 0 0 3px rgba(139, 90, 43, 0.18),
        0 28px 85px rgba(58, 47, 40, 0.18);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 10px;
    background: linear-gradient(90deg, #8b5a2b 0%, #734a26 35%, #8b5a2b 65%, #734a26 100%);
}

.profile-card::after {
    content: '⬡';
    position: absolute;
    bottom: 48px;
    right: 48px;
    font-size: 7.5rem;
    color: rgba(139, 90, 43, 0.06);
}

.profile-card:hover {
    transform: translateY(-18px) scale(1.025);
    box-shadow: 
        0 0 0 3px rgba(139, 90, 43, 0.35),
        0 42px 115px rgba(58, 47, 40, 0.26);
}

.profile-card img {
    width: 100%;
    margin-bottom: 2.9rem;
    box-shadow: 0 24px 68px rgba(58, 47, 40, 0.2);
}

.profile-details h3 {
    font-family: 'Bitter', serif;
    font-size: 3.2rem;
    margin-bottom: 1.12rem;
    color: #3a2f28;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.profile-details p {
    color: #5d4e42;
    margin-bottom: 3rem;
    line-height: 1.72;
    font-weight: 400;
}

.social-links a {
    display: inline-block;
    padding: 1.52rem 3.8rem;
    background: linear-gradient(135deg, #734a26 0%, #8b5a2b 100%);
    color: #faf8f5;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.85px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 16px 52px rgba(115, 74, 38, 0.38);
    font-family: 'Lato', sans-serif;
}

.social-links a:hover {
    background: linear-gradient(135deg, #5a3a1e 0%, #6f4822 100%);
    transform: translateY(-5px);
    box-shadow: 0 22px 62px rgba(115, 74, 38, 0.5);
}

section {
    padding: 142px 0;
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 4.2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 7.5rem;
    position: relative;
}

.section-header::before {
    content: '⬡ ⬡ ⬡';
    position: absolute;
    top: -70px;
    left: 50%;
    transform: translateX(-50%);
    color: #8b5a2b;
    font-size: 1.3rem;
    letter-spacing: 2.8rem;
    opacity: 0.6;
}

.section-header h2 {
    font-family: 'Bitter', serif;
    font-size: 5.45rem;
    font-weight: 800;
    line-height: 1.18;
    color: #3a2f28;
    letter-spacing: -1.2px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -32px;
    left: 50%;
    transform: translateX(-50%);
    width: 155px;
    height: 4px;
    background: #8b5a2b;
}

#experience {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(18px);
}

.timeline {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 335px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #8b5a2b 0%, #734a26 50%, #8b5a2b 100%);
}

.timeline-item {
    display: grid;
    grid-template-columns: 660px 1fr;
    gap: 7.5rem;
    margin-bottom: 7rem;
    position: relative;
}

.timeline-year {
    font-family: 'Bitter', serif;
    font-size: 8.2rem;
    font-weight: 800;
    color: rgba(139, 90, 43, 0.2);
    position: relative;
    z-index: 2;
    text-align: right;
    padding-right: 7.5rem;
    letter-spacing: -3.8px;
}

.timeline-year::after {
    content: '';
    position: absolute;
    right: -140px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    background: #8b5a2b;
    box-shadow: 
        0 0 0 10px rgba(250, 248, 245, 1),
        0 0 0 14px rgba(139, 90, 43, 0.3);
    animation: rusticPulse 5.5s ease-in-out infinite;
}

@keyframes rusticPulse {
    0%, 100% {
        box-shadow: 
            0 0 0 10px rgba(250, 248, 245, 1),
            0 0 0 14px rgba(139, 90, 43, 0.3);
        transform: translateY(-50%) scale(1);
    }
    50% {
        box-shadow: 
            0 0 0 10px rgba(250, 248, 245, 1),
            0 0 0 30px rgba(139, 90, 43, 0.45);
        transform: translateY(-50%) scale(1.35);
    }
}

.timeline-content {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(24px);
    padding: 4rem;
    transition: all 0.48s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 22px 72px rgba(58, 47, 40, 0.13);
    position: relative;
    border-left: 4px solid rgba(139, 90, 43, 0.3);
}

.timeline-content:hover {
    transform: translateX(20px);
    box-shadow: 0 32px 95px rgba(58, 47, 40, 0.2);
    border-left-color: #8b5a2b;
    background: rgba(255, 255, 255, 0.96);
}

.timeline-content h3 {
    font-family: 'Bitter', serif;
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #3a2f28;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.timeline-content h4 {
    color: #8b5a2b;
    font-size: 1.48rem;
    margin-bottom: 2.3rem;
    font-weight: 700;
}

.timeline-content p {
    color: #5d4e42;
    line-height: 1.85;
    margin: 0;
}

.timeline-content a {
    color: #734a26;
    text-decoration: none;
    font-weight: 700;
    border-bottom: 3px solid transparent;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-content a:hover {
    border-bottom-color: #734a26;
    color: #5a3a1e;
}

#ai {
    background: rgba(245, 237, 228, 0.55);
    backdrop-filter: blur(18px);
}

.ai-projects {
    display: grid;
    gap: 5.2rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(24px);
    padding: 5.2rem;
    transition: all 0.48s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 25px 82px rgba(58, 47, 40, 0.14);
    border-top: 6px solid #8b5a2b;
}

.project-card::after {
    content: '⬡';
    position: absolute;
    top: 58px;
    right: 58px;
    font-size: 8.2rem;
    color: rgba(139, 90, 43, 0.05);
}

.project-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 40px 110px rgba(58, 47, 40, 0.2);
    background: rgba(255, 255, 255, 0.96);
}

.project-header {
    display: flex;
    align-items: center;
    gap: 2.6rem;
    margin-bottom: 1.9rem;
}

.project-header h3 {
    font-family: 'Bitter', serif;
    font-size: 4rem;
    color: #3a2f28;
    margin: 0;
    font-weight: 800;
    letter-spacing: -0.7px;
}

.project-client {
    color: #8b5a2b;
    font-weight: 700;
    font-size: 1.45rem;
    margin-bottom: 3.2rem;
}

.project-card > p {
    color: #5d4e42;
    line-height: 1.85;
    margin-bottom: 3.8rem;
}

.project-impact {
    background: rgba(139, 90, 43, 0.08);
    padding: 2.9rem;
    color: #3a2f28;
    line-height: 1.85;
    border-left: 6px solid #734a26;
}

.project-impact strong {
    color: #734a26;
    font-weight: 700;
}

#speaking {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(18px);
}

.speaking-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5.2rem;
}

.year-section {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(24px);
    padding: 4.3rem;
    transition: all 0.48s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 22px 72px rgba(58, 47, 40, 0.13);
    position: relative;
    border-top: 4px solid rgba(139, 90, 43, 0.3);
}

.year-section:hover {
    transform: translateY(-15px);
    box-shadow: 0 32px 95px rgba(58, 47, 40, 0.2);
    border-top-color: #8b5a2b;
    background: rgba(255, 255, 255, 0.96);
}

.year-section h3 {
    font-family: 'Bitter', serif;
    font-size: 5.2rem;
    margin-bottom: 3.8rem;
    color: #3a2f28;
    text-align: center;
    padding-bottom: 2.9rem;
    border-bottom: 4px solid rgba(139, 90, 43, 0.2);
    font-weight: 800;
    letter-spacing: -0.9px;
}

.year-section.books {
    grid-column: span 2;
    background: linear-gradient(135deg, #8b5a2b 0%, #734a26 100%);
    border-top-color: #6f4822;
}

.year-section.books h3 {
    color: #faf8f5;
    border-bottom-color: rgba(250, 248, 245, 0.25);
}

.achievements {
    list-style: none;
}

.achievements li {
    padding: 2rem 0;
    color: #5d4e42;
    border-bottom: 3px solid rgba(58, 47, 40, 0.08);
    line-height: 1.85;
    position: relative;
    padding-left: 3.4rem;
}

.achievements li::before {
    content: '▪';
    position: absolute;
    left: 0;
    top: 2rem;
    color: #8b5a2b;
    font-size: 1.4rem;
}

.year-section.books .achievements li {
    color: rgba(250, 248, 245, 0.96);
    border-bottom-color: rgba(250, 248, 245, 0.2);
}

.year-section.books .achievements li::before {
    color: #faf8f5;
}

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

.achievements strong {
    color: #3a2f28;
    font-weight: 700;
}

.year-section.books .achievements strong {
    color: #faf8f5;
}

#personal {
    background: rgba(245, 237, 228, 0.55);
    backdrop-filter: blur(18px);
}

#contact {
    background: rgba(139, 90, 43, 0.06);
    backdrop-filter: blur(18px);
}

.contact-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(35px);
    padding: 8.2rem 7.5rem;
    text-align: center;
    box-shadow: 0 42px 120px rgba(58, 47, 40, 0.17);
    max-width: 1400px;
    margin: 0 auto;
    border: 3px solid rgba(139, 90, 43, 0.25);
}

.contact-card h2 {
    font-family: 'Bitter', serif;
    font-size: 6.15rem;
    margin-bottom: 3.8rem;
    color: #3a2f28;
    font-weight: 800;
    letter-spacing: -1.2px;
}

.contact-card > p {
    font-size: 1.68rem;
    color: #5d4e42;
    line-height: 1.85;
    margin-bottom: 6.2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3.8rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 2.2rem;
    padding: 2.2rem 5.2rem;
    background: linear-gradient(135deg, #8b5a2b 0%, #734a26 100%);
    color: #faf8f5;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.85px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 22px 72px rgba(139, 90, 43, 0.38);
    font-family: 'Lato', sans-serif;
}

.contact-link:hover {
    background: linear-gradient(135deg, #6f4822 0%, #5a3a1e 100%);
    transform: translateY(-6px);
    box-shadow: 0 30px 95px rgba(139, 90, 43, 0.5);
}

.contact-link .icon {
    font-size: 2.5rem;
}

#footer {
    background: #3a2f28;
    padding: 6.2rem 0;
    text-align: center;
    color: rgba(250, 248, 245, 0.72);
    border-top: 4px solid rgba(139, 90, 43, 0.4);
}

#footer a {
    color: #8b5a2b;
    text-decoration: none;
    transition: color 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 700;
}

#footer a:hover {
    color: #b37538;
}

@media screen and (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 6.5rem;
        text-align: center;
    }

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

    .hero-image {
        max-width: 660px;
        margin: 0 auto;
    }

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

    .year-section.books {
        grid-column: span 1;
    }
}

@media screen and (max-width: 900px) {
    .nav-container {
        padding: 0 3.2rem;
        height: 82px;
    }

    html {
        scroll-padding-top: 82px;
    }

    .nav-menu {
        position: fixed;
        top: 82px;
        left: 0;
        right: 0;
        background: rgba(250, 248, 245, 0.98);
        backdrop-filter: blur(24px);
        flex-direction: column;
        padding: 4.3rem;
        gap: 0;
        box-shadow: 0 32px 85px rgba(58, 47, 40, 0.18);
        transform: translateY(-150%);
        transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        border-bottom: 3px solid rgba(139, 90, 43, 0.3);
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu li a {
        width: 100%;
        text-align: center;
        padding: 1.7rem;
        border-bottom: 1px solid rgba(58, 47, 40, 0.08);
    }

    .nav-menu li a::after {
        display: none;
    }

    .mobile-toggle {
        display: block;
    }

    .hero-text h1 {
        font-size: 4.9rem;
    }

    .section-header h2 {
        font-size: 4.4rem;
    }

    .timeline::before {
        left: 55px;
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 4.2rem;
        margin-bottom: 7rem;
        padding-left: 9.2rem;
    }

    .timeline-year {
        text-align: left;
        padding-right: 0;
    }

    .timeline-year::after {
        left: -140px;
        right: auto;
    }

    .contact-card {
        padding: 6.5rem 5.2rem;
    }
}

@media screen and (max-width: 600px) {
    .container {
        padding: 0 2.8rem;
    }

    .nav-container {
        padding: 0 2.8rem;
        height: 75px;
    }

    html {
        scroll-padding-top: 75px;
    }

    #hero {
        padding: 148px 0 112px;
    }

    .hero-text h1 {
        font-size: 3.9rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

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

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

    section {
        padding: 112px 0;
    }

    .section-header {
        margin-bottom: 6.5rem;
    }

    .section-header h2 {
        font-size: 3.6rem;
    }

    .profile-card {
        padding: 2.8rem;
    }

    .timeline-item {
        padding-left: 7rem;
    }

    .timeline-content {
        padding: 3.3rem;
    }

    .project-card {
        padding: 4.3rem 3.3rem;
    }

    .contact-card {
        padding: 6rem 3.3rem;
    }

    .contact-card h2 {
        font-size: 4.7rem;
    }

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

    .contact-link {
        justify-content: center;
        padding: 1.7rem 3.3rem;
        font-size: 1.08rem;
    }
}