:root {
    --bg-color: #ffffff;
    --text-color: #111111;
    --text-secondary: #555555;
    --accent-color: #000000;
    --card-bg: rgba(0, 0, 0, 0.03);
    --border-color: rgba(0, 0, 0, 0.1);
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 6rem;
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --glow: 0 0 20px rgba(0, 0, 0, 0.1);
}

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

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

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    z-index: 100;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.logo {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    letter-spacing: -0.5px;
    color: var(--text-color);
    text-shadow: 1px 1px 0 #ddd, 2px 2px 0 #ccc, 3px 3px 0 rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

html {
    scroll-behavior: smooth;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.nav a:hover {
    color: #666;
}

@media (max-width: 600px) {
    .nav {
        gap: 1rem;
    }

    .nav a {
        font-size: 0.7rem;
    }
}

main {
    padding-top: 80px;
    max-width: 1400px;
    margin: 0 auto;
    padding-left: 5%;
    padding-right: 5%;
}

.hero {
    padding: 2rem 0 var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: 'PORTFOLIO';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15vw;
    font-weight: 800;
    color: rgba(0, 0, 0, 0.08);
    white-space: nowrap;
    z-index: -1;
    pointer-events: none;
    font-family: var(--font-heading);
}

.hero::after {
    content: 'PORTFOLIO';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15vw;
    font-weight: 800;
    color: rgba(0, 0, 0, 0.12);
    white-space: nowrap;
    z-index: -1;
    pointer-events: none;
    font-family: var(--font-heading);
    mask-image: radial-gradient(circle 300px at var(--x, 50%) var(--y, 50%), black 0%, transparent 100%);
    -webkit-mask-image: radial-gradient(circle 300px at var(--x, 50%) var(--y, 50%), black 0%, transparent 100%);
}

.hero-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 4rem;
}

.hero-content {
    max-width: 800px;
    text-align: left;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 300;
    margin-bottom: 2rem;
    letter-spacing: -3px;
    line-height: 0.9;
}

.subtitle {
    font-size: 1.2rem;
    color: #888;
    font-weight: 300;
    max-width: 500px;
    letter-spacing: -0.2px;
}

.hero-image {
    flex-shrink: 0;
    width: 350px;
    height: 470px;
    /* Fixed height typo */
    border-radius: 30px;
    position: relative;
    z-index: 1;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.05) 0%, rgba(255, 255, 255, 0) 70%);
    z-index: -1;
    filter: blur(40px);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

@media (max-width: 900px) {
    .hero-container {
        flex-direction: column-reverse;
        text-align: center;
        gap: 2rem;
    }

    .hero-content {
        text-align: center;
        margin: 0 auto;
    }

    .hero-image {
        width: 100%;
        max-width: 300px;
        height: 350px;
    }
}

.gallery {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--border-color);
}

.gallery h2 {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.project-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    overflow: hidden;
    box-shadow: none;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-8px);
}

.project-card.large {
    grid-column: span 1;
}

@media (min-width: 900px) {
    .project-card.large {
        grid-column: span 2;
    }
}

.card-image#img-calculator {
    background-image: url('https://images.unsplash.com/photo-1587145820266-a5951ee6f620?auto=format&fit=crop&q=80&w=1480');
}

.card-image#img-checklist {
    background-image: url('https://images.unsplash.com/photo-1484480974693-6ca0a78fb36b?auto=format&fit=crop&q=80&w=1472');
}

.card-image#img-coffee {
    background-image: url('coffee.png');
}

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

.card-image {
    width: 100%;
    height: 400px;
    background-color: #eee;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-info {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.card-header h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: 0.2rem;
}

.card-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.project-tags span {
    background: rgba(0, 0, 0, 0.05);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    color: var(--text-color);
    font-weight: 500;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.details {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--border-color);
    align-items: center;
    text-align: center;
}

.detail-block h2 {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: center;
}

.tags span {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 1.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    min-width: 110px;
    text-align: center;
    position: relative;
    top: 0;
    perspective: 1000px;
}

.tags span svg {
    width: 32px;
    height: 32px;
    opacity: 0.8;
    stroke-width: 1.5px;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.tags span:hover svg {
    transform: rotateY(360deg) scale(1.1);
    opacity: 1;
}

.tags span:hover {
    border-color: #333;
    transform: translateY(-8px);
    background: rgba(0, 0, 0, 0.05);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.contact {
    padding: 8rem 0 4rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.contact-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 300;
    margin-bottom: 3rem;
    letter-spacing: -2px;
    line-height: 1.1;
}

.button-primary {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: var(--text-color);
    color: var(--bg-color);
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition-smooth);
    margin-bottom: 2rem;
}

.button-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    opacity: 0.9;
}

.contact-secondary {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.contact-phone {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 500;
}

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

.contact-social-mini a {
    color: #888;
    text-decoration: none;
    font-size: 0.9rem;
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

.contact-social-mini a:hover {
    color: var(--text-color);
    border-bottom-color: var(--text-color);
}

.footer {
    padding: 3rem 5% 4rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.2rem;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-social {
    display: flex;
    gap: 1.5rem;
}

.footer-social a {
    color: #888;
    transition: var(--transition-smooth);
}

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

.footer p {
    font-size: 0.85rem;
    color: #888;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.footer .attribution {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: #888;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    filter: blur(20px);
    transition: all 1.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.delay-100 {
    transition-delay: 0.1s;
}

.delay-200 {
    transition-delay: 0.2s;
}

.delay-300 {
    transition-delay: 0.3s;
}

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