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

:root {
    --primary-bg: #FFFFFF;
    --secondary-bg: #FAFAFA;
    --accent-color: #065F46;
    --accent-hover: #047857;
    --text-heading: #111827;
    --text-heading-light: #1F2937;
    --text-paragraph: #4B5563;
    
    --radius-sm: 15px;
    --radius-md: 20px;
    --radius-lg: 100px;
    
    --font-primary: 'Poppins', sans-serif;
    --drop-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--primary-bg);
    color: var(--text-paragraph);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 800;
    line-height: 1.2;
}

h1 {
    font-size: clamp(3rem, 7vw, 6rem);
    margin-bottom: 1rem;
    color: var(--text-heading);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    margin-bottom: 2rem;
    color: var(--text-heading-light);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.125rem;
    max-width: 500px;
    margin: 0 auto 2.5rem auto;
    color: var(--text-paragraph);
}

.accent-text {
    color: var(--accent-color);
}

a {
    text-decoration: none;
    color: var(--accent-color);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent-hover);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.bg-secondary {
    background-color: var(--secondary-bg);
    border-radius: var(--radius-lg);
    padding: 4rem 2rem;
    margin: 2rem auto;
    max-width: 1200px;
}

/* Navbar */
@keyframes dropIn {
    0% { transform: translate(-50%, -150%); opacity: 0; filter: blur(10px); }
    100% { transform: translate(-50%, 0); opacity: 1; filter: blur(0); }
}

.navbar {
    position: fixed;
    top: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1000px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--drop-shadow);
    border-radius: 100px;
    border: 1px solid rgba(0,0,0,0.05);
    z-index: 1000;
    animation: dropIn 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.nav-brand {
    font-weight: 700;
    color: var(--text-heading);
    font-size: 1.25rem;
    letter-spacing: -0.5px;
}

.nav-brand img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-paragraph);
}

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-menu-btn {
    display: none;
}

/* Mobile Dropdown Menu */
.mobile-menu {
    position: fixed;
    top: 5rem; /* Sits below the navbar */
    left: 5%;
    width: 90%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    z-index: 999; 
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem 0;
    border-radius: var(--radius-md);
    box-shadow: var(--drop-shadow);
    border: 1px solid rgba(0,0,0,0.05);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.mobile-link {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-heading-dark);
}

.mobile-link:hover {
    color: var(--accent-color);
}

/* Newsletter Modal */
.newsletter-overlay {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    padding: 1rem;
}

.newsletter-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.newsletter-card {
    background: #FFFFFF;
    width: 100%;
    max-width: 500px;
    padding: 3rem;
    border-radius: var(--radius-md);
    box-shadow: 0 24px 48px rgba(0,0,0,0.2);
    position: relative;
    text-align: center;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.newsletter-overlay.active .newsletter-card {
    transform: translateY(0);
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    font-size: 2.5rem;
    line-height: 1;
    color: var(--text-paragraph);
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: var(--text-heading);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-lg);
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

/* Primary Button */
.btn-primary {
    background-color: var(--accent-color);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: var(--drop-shadow);
}

/* Abstract Secondary Button */
.btn-abstract {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid rgba(0,0,0,0.1);
}

.btn-abstract:hover {
    background-color: var(--secondary-bg);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.btn-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0,0,0,0.1);
    color: var(--text-heading);
    transition: all 0.3s ease;
}

.btn-circle:hover {
    background-color: var(--secondary-bg);
}

.btn-circle-small {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--secondary-bg);
    color: var(--accent-color);
    transition: all 0.3s ease;
}

.btn-circle-small:hover {
    background-color: var(--accent-color);
    color: #FFFFFF;
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-top: 2rem;
}

/* Cards */
.card {
    background-color: #FFFFFF;
    border-radius: var(--radius-md);
    padding: 2.5rem;
    box-shadow: var(--drop-shadow);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

/* Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

/* Project Card */
.project-card {
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

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

.project-info p {
    margin-bottom: 2rem;
    flex-grow: 1;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-paragraph);
    font-size: 1rem;
    border-top: 1px solid rgba(0,0,0,0.05);
    margin-top: 4rem;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    filter: blur(10px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1), filter 1s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform, filter;
}

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

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    filter: blur(15px);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), filter 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform, filter;
}

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

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* Responsive Utilities */
.about-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.hero-socials {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 4rem;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.hero-img {
    width: 100%;
    max-width: 1000px;
    border-radius: 40px;
    object-fit: cover;
    object-position: top center;
    aspect-ratio: 16/9;
    box-shadow: var(--drop-shadow);
}

.about-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--drop-shadow);
    aspect-ratio: 3/4;
    object-fit: cover;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .navbar {
        width: 95%;
        padding: 0.5rem 1rem;
    }
    
    h1 {
        font-size: clamp(2.5rem, 10vw, 3.5rem) !important;
    }

    h2 {
        font-size: clamp(1.8rem, 8vw, 2.5rem) !important;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .btn-large {
        width: 100%;
        padding: 1rem !important;
    }
    
    .about-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .about-layout > div {
        margin: 0 auto;
    }
    
    .hero-socials {
        gap: 1.5rem;
        flex-wrap: wrap;
    }
    
    .hero-img {
        aspect-ratio: 4/3;
        border-radius: 20px;
    }
    
    .about-img {
        max-width: 300px;
        margin: 0 auto;
        border-radius: 20px;
    }
    
    /* Deep hero padding */
    #home {
        padding-top: 13rem !important; /* Extra clearance from mobile navbar */
    }
    
    .grid {
        grid-template-columns: 1fr;
    }
    
    .project-info {
        align-items: center;
    }
    
    .card {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
    }
    
    .nav-cta {
        display: none !important;
    }
    
    .nav-menu-btn {
        display: inline-flex !important;
    }
    
    .bg-secondary {
        border-radius: var(--radius-md);
        padding: 4rem 1.5rem !important;
        margin: 0 !important;
    }
    
    .section {
        padding-top: 5rem !important;
        padding-bottom: 5rem !important;
    }
}

/* Typing Animation Additions */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.cursor {
    display: inline-block;
    font-weight: 300;
}

/* Premium Shimmer text animation */
.shimmer-text {
    background: linear-gradient(90deg, #999 0%, var(--accent-color) 40%, #999 80%);
    background-size: 200% auto;
    color: transparent;
    -webkit-background-clip: text;
    background-clip: text;
    animation: shimmer 4s linear infinite;
    display: inline-block;
}

@keyframes shimmer {
    to {
        background-position: 200% center;
    }
}