/* style.css */

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

:root {
    --primary-blue: #2563eb;
    --primary-green: #10b981;
    --primary-pink: #ec4899;
    --bg-light: #ffffff;
    --bg-secondary-light: #f8fafc;
    --text-light: #1f2937;
    --text-secondary-light: #6b7280;
    --border-light: #e5e7eb;
    
    --bg-dark: #0f172a;
    --bg-secondary-dark: #1e293b;
    --text-dark: #f1f5f9;
    --text-secondary-dark: #cbd5e1;
    --border-dark: #334155;
}

[data-theme="light"] {
    --bg-primary: var(--bg-light);
    --bg-secondary: var(--bg-secondary-light);
    --text-primary: var(--text-light);
    --text-secondary: var(--text-secondary-light);
    --border-color: #ec4899; 
    scrollbar-color: var(--primary-pink) var(--bg-secondary-light);
}

[data-theme="dark"] {
    --bg-primary: var(--bg-dark);
    --bg-secondary: var(--bg-secondary-dark);
    --text-primary: var(--text-dark);
    --text-secondary: var(--text-secondary-dark);
    --border-color: #2563eb; 
    scrollbar-color: var(--primary-blue) var(--bg-secondary-dark);
}

::-webkit-scrollbar {
    width: 10px;
    display: none;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    border-radius: 5px;
}
[data-theme="light"] ::-webkit-scrollbar-thumb {
    background-color: var(--primary-pink);
}
[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background-color: var(--primary-blue);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

#scrollProgressBar {
    position: fixed;
    top: 0;
    left: 0;
    height: 5px;
    width: 0%;
    z-index: 10001;
    transition: width 0.1s ease-out;
}
[data-theme="light"] #scrollProgressBar {
    background: var(--primary-pink);
}
[data-theme="dark"] #scrollProgressBar {
    background: var(--primary-blue);
}

/* Header */
header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}
a {
    text-decoration: none;
    color: inherit;
}

.logo-section {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    margin-right: 10px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: var(--primary-blue);
    color: white;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    padding: 250px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary-blue), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, var(--primary-blue), var(--primary-green));
    color: white;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin: 10px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.cta-secondary {
    background: linear-gradient(45deg, var(--primary-pink), var(--primary-blue));
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-align: center;
}

.service-card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.service-card ul {
    list-style: none;
    color: var(--text-secondary);
}

.service-card li {
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.service-card li:before {
    content: "✓";
    color: var(--primary-green);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Tech Stack Section */
.tech-stack {
    padding: 80px 0;
    background: var(--bg-primary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    justify-content: center;
}

.tech-item {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 2px solid var(--primary-pink);
    transition: all 0.3s ease;
    cursor: pointer;
}

.tech-item:hover {
    background: white;
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.tech-item .icon {
    margin-bottom: 1.5rem;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.tech-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Why Choose Us */
.why-choose {
    padding: 80px 0;
    background: var(--bg-secondary);
}

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

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.feature-icon {
    color: var(--primary-green);
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

/* Projects Section Styles */
.projects {
    padding: 80px 0;
    background: var(--bg-primary);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.project-filters button {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-filters button:hover {
    background-color: #8a63d2;
    color: white;
    border-color: #8a63d2;
}

.project-filters button.active {
    background-color: #8a63d2;
    color: white;
    border-color: #8a63d2;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.4s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.project-card-image {
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
    color: white;
}

.project-card-image.p1 { background: linear-gradient(45deg, #8A63D2, #6E85E2); }
.project-card-image.p2 { background: linear-gradient(45deg, #44D4A3, #38C2B8); }
.project-card-image.p3 { background: linear-gradient(45deg, #F06E8A, #EA5E6E); }
.project-card-image.p4 { background: linear-gradient(45deg, #FDCB6E, #FD9644); }
.project-card-image.p5 { background: linear-gradient(45deg, #38C2B8, #00B894); }
.project-card-image.p6 { background: linear-gradient(45deg, #6E85E2, #8A63D2); }


.project-card-content { padding: 1.5rem; }
.project-card h3 { font-size: 1.4rem; margin-bottom: 0.5rem; color: var(--text-primary); }
.project-card p { font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 1rem; }
.project-tags { display: flex; gap: 0.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.project-tags span { background-color: var(--border-color); color: var(--text-secondary); padding: 0.2rem 0.6rem; border-radius: 5px; font-size: 0.8rem; font-weight: 500; }
.project-card a { color: var(--primary-blue); font-weight: bold; text-decoration: none; transition: color 0.3s ease; }
.project-card a:hover { color: var(--primary-green); }

/* Contact Section */
.contact { padding: 80px 0; text-align: center; }
.contact-form { max-width: 700px; margin: 0 auto 3rem auto; display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.contact-form .form-group { width: 100%; }
.contact-form .full-width { grid-column: 1 / -1; }
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-info { display: flex; justify-content: center; gap: 1.5rem; margin-top: 2rem; flex-wrap: wrap; }
.contact-item { display: flex; align-items: center; gap: 0.8rem; padding: 1rem 2rem; border-radius: 50px; backdrop-filter: blur(10px); transition: background 0.3s ease; }
[data-theme="light"] .contact { background: linear-gradient(135deg, #1e90ff, #00ced1); color: white; }
[data-theme="light"] .contact h2, [data-theme="light"] .contact p { color: white; }
[data-theme="light"] .contact-form input, [data-theme="light"] .contact-form textarea { background: rgba(255, 255, 255, 0.1); border: 2px solid rgba(255, 255, 255, 0.2); color: white; }
[data-theme="light"] .contact-form input::placeholder, [data-theme="light"] .contact-form textarea::placeholder { color: rgba(255, 255, 255, 0.7); }
[data-theme="light"] .contact-form input:focus, [data-theme="light"] .contact-form textarea:focus { outline: none; border-color: white; }
[data-theme="light"] .contact-form button { background: white; color: var(--primary-blue); }
[data-theme="light"] .contact-form button:hover { background: var(--bg-secondary-light); }
[data-theme="light"] .contact-item { background: rgba(255, 255, 255, 0.15); }
[data-theme="light"] .contact-item:hover { background: rgba(255, 255, 255, 0.25); }
[data-theme="light"] .contact-item a { color: white; }
[data-theme="dark"] .contact { background: linear-gradient(135deg, #1e293b, #0f172a); color: var(--text-dark); }
[data-theme="dark"] .contact h2, [data-theme="dark"] .contact p { color: var(--text-dark); }
[data-theme="dark"] .contact-form input, [data-theme="dark"] .contact-form textarea { background: var(--bg-secondary-dark); border: 2px solid var(--border-dark); color: var(--text-dark); }
[data-theme="dark"] .contact-form input::placeholder, [data-theme="dark"] .contact-form textarea::placeholder { color: var(--text-secondary-dark); }
[data-theme="dark"] .contact-form input:focus, [data-theme="dark"] .contact-form textarea:focus { outline: none; border-color: var(--primary-blue); }
[data-theme="dark"] .contact-form button { background: var(--primary-blue); color: white; }
[data-theme="dark"] .contact-form button:hover { background: #2563eb; opacity: 0.9; }
[data-theme="dark"] .contact-item { background: var(--bg-secondary-dark); }
[data-theme="dark"] .contact-item:hover { background: #334155; }
[data-theme="dark"] .contact-item a { color: var(--text-dark); }
.contact h2 { font-size: 2.8rem; font-weight: bold; margin-bottom: 1.5rem; }
.contact p { font-size: 1.2rem; margin-bottom: 2.5rem; max-width: 600px; margin-left: auto; margin-right: auto; }
.contact-form input, .contact-form textarea { width: 100%; padding: 1rem; border-radius: 10px; font-family: inherit; font-size: 1rem; transition: border-color 0.3s ease; }
.contact-form button { grid-column: 1 / -1; padding: 1rem 2rem; border: none; border-radius: 50px; font-weight: bold; font-size: 1.1rem; cursor: pointer; transition: all 0.3s ease; justify-self: center; }
.contact-form button:hover { transform: translateY(-2px); }
.contact-item a { text-decoration: none; font-size: 1.1rem; }

/* Footer */
footer { background: var(--bg-secondary); padding: 3rem 0; text-align: center; border-top: 1px solid var(--border-color); }
.footer-links { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; margin-bottom: 2rem; }
.footer-links a { color: var(--text-secondary); font-weight: 500; transition: color 0.3s ease; }
.footer-links a:hover { color: var(--primary-pink); }
[data-theme="dark"] .footer-links a:hover { color: var(--primary-blue); }

/* Modal Styles */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(15, 23, 42, 0.6); display: none; align-items: center; justify-content: center; z-index: 2000; backdrop-filter: blur(5px); padding: 20px; }
.modal-overlay.active { display: flex; }
.modal-content { background: var(--bg-primary); color: var(--text-primary); padding: 2.5rem 2rem; border-radius: 15px; max-width: 600px; width: 100%; position: relative; box-shadow: 0 10px 30px rgba(0,0,0,0.2); animation: fadeInModal 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
@keyframes fadeInModal { from { opacity: 0; transform: translateY(20px) scale(0.95); } to { opacity: 1; transform: translateY(0) scale(1); } }
.modal-close { position: absolute; top: 15px; right: 15px; background: none; border: none; font-size: 2.5rem; color: var(--text-secondary); cursor: pointer; line-height: 1; }
.modal-content h3 { font-size: 2rem; color: var(--primary-blue); margin-bottom: 1rem; }
.modal-content p { font-size: 1.1rem; line-height: 1.7; color: var(--text-secondary); }

/* Mobile Responsive */
.hamburger { display: none; background: none; border: none; cursor: pointer; }
@media (max-width: 768px) {
    .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; right: 20px; background: var(--bg-primary); padding: 1.5rem; border-radius: 10px; box-shadow: 0 5px 25px rgba(0,0,0,0.1); border: 1px solid var(--border-color); gap: 1.5rem; }
    .nav-links.active { display: flex; }
    .hamburger { display: block; font-size: 2.5rem; line-height: 1; color: var(--text-primary); }
    .hero h1 { font-size: 2.5rem; } .hero .subtitle { font-size: 1.1rem; } .services-grid, .tech-grid, .features-grid, .projects-grid { grid-template-columns: 1fr; } .contact-info { flex-direction: column; align-items: center; } .contact-form { grid-template-columns: 1fr; }
}

html { scroll-behavior: smooth; }
.cursor { position: fixed; width: 20px; height: 20px; background: linear-gradient(45deg, var(--primary-blue), var(--primary-green)); border-radius: 50%; pointer-events: none; z-index: 9999; transition: transform 0.1s ease; mix-blend-mode: difference; }
.cursor-follower { position: fixed; width: 40px; height: 40px; border: 2px solid var(--primary-pink); border-radius: 50%; pointer-events: none; z-index: 9998; transition: all 0.3s ease; opacity: 0.5; }
a:hover ~ .cursor, button:hover ~ .cursor, .cta-button:hover ~ .cursor { transform: scale(1.5); background: linear-gradient(45deg, var(--primary-pink), var(--primary-blue)); }
.service-card:hover ~ .cursor, .tech-item:hover ~ .cursor, .feature-item:hover ~ .cursor, .project-card:hover ~ .cursor { transform: scale(2); background: linear-gradient(45deg, var(--primary-green), var(--primary-pink)); }
a, button, .cta-button, .service-card, .tech-item, .feature-item, .project-card { cursor: none; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.service-card, .tech-item, .feature-item, .project-card { animation: fadeInUp 0.6s ease forwards; opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }