/* ===================================
   Global Styles & Variables
   =================================== */
:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-light: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --gradient-1: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-2: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-3: linear-gradient(135deg, #ec4899 0%, #f59e0b 100%);
    --shadow-sm: 0 2px 10px rgba(99, 102, 241, 0.1);
    --shadow-md: 0 4px 20px rgba(99, 102, 241, 0.2);
    --shadow-lg: 0 8px 30px rgba(99, 102, 241, 0.3);
}

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

body {
    font-family: "Poppins", sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

html {
    scroll-behavior: smooth;
}

/* ===================================
   Typography
   =================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

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

.section-divider {
    width: 80px;
    height: 4px;
    background: var(--gradient-1);
    margin: 0 auto 2rem;
    border-radius: 2px;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    background-color: transparent;
    backdrop-filter: none;
    padding: 1rem 0;
    transition: all 0.3s ease;
    box-shadow: none;
}

.navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.logo-icon {
    transition: all 0.3s ease;
}

.navbar-brand:hover .logo-icon {
    transform: rotate(5deg) scale(1.1);
}

.brand-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: "Fira Code", monospace;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-link {
    color: var(--text-primary) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ===================================
   Hero Section
   =================================== */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-dark);
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(
            circle at 20% 50%,
            rgba(99, 102, 241, 0.1) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(139, 92, 246, 0.1) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 40% 20%,
            rgba(236, 72, 153, 0.1) 0%,
            transparent 50%
        );
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero-content {
    z-index: 2;
}

.hero-greeting {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    margin-top: 5.2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-buttons .btn {
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--gradient-1);
    border: none;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    border: 2px solid var(--text-primary);
    color: var(--text-primary);
    background: transparent;
}

.btn-outline-light:hover {
    background: var(--text-primary);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

.hero-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-light);
    color: var(--text-primary);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-link:hover {
    background: var(--gradient-1);
    color: var(--text-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* Code Window */
.hero-image {
    position: relative;
    z-index: 2;
}

.code-window {
    background: var(--bg-light);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.window-header {
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-red {
    background: #ff5f56;
}
.dot-yellow {
    background: #ffbd2e;
}
.dot-green {
    background: #27c93f;
}

.window-body {
    padding: 1.5rem;
    font-family: "Fira Code", monospace;
    font-size: 0.9rem;
    line-height: 1.8;
}

.window-body pre {
    margin: 0;
}

.code-keyword {
    color: #ff79c6;
}
.code-variable {
    color: #8be9fd;
}
.code-property {
    color: #50fa7b;
}
.code-string {
    color: #f1fa8c;
}
.code-function {
    color: #bd93f9;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator a {
    color: var(--text-primary);
    font-size: 2rem;
    animation: bounce 2s infinite;
    text-decoration: none;
}

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

/* ===================================
   About Section
   =================================== */
.about-section {
    background: var(--bg-darker);
    padding: 100px 0;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    background: var(--bg-light);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.about-image i {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.profile-image {
    width: 100%;
    height: auto;
    max-width: 400px;
    border-radius: 15px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--gradient-2);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.experience-badge h3 {
    font-size: 2.5rem;
    margin: 0;
}

.experience-badge p {
    margin: 0;
    font-size: 0.9rem;
}

.about-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.about-content .lead {
    color: var(--text-secondary);
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-item h4 {
    font-size: 2rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-item p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===================================
   Services Section
   =================================== */
.services-section {
    background: var(--bg-dark);
    padding: 100px 0;
}

.service-card {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 20px;
    height: 100%;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.service-features i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.service-link:hover {
    gap: 1rem;
}

/* ===================================
   Skills Section
   =================================== */
.skills-section {
    background: var(--bg-darker);
    padding: 100px 0;
}

.skill-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    height: 100%;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.skill-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.skill-card h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.skill-level {
    background: rgba(255, 255, 255, 0.1);
    height: 8px;
    border-radius: 10px;
    overflow: hidden;
}

.skill-bar {
    height: 100%;
    background: var(--gradient-1);
    border-radius: 10px;
    width: 0;
    transition: width 1.5s ease;
}

.skill-card:hover .skill-bar {
    animation: fillBar 1.5s ease forwards;
}

@keyframes fillBar {
    to {
        width: var(--skill-width);
    }
}

/* ===================================
   Portfolio Section
   =================================== */
.portfolio-section {
    background: var(--bg-dark);
    padding: 100px 0;
}

.portfolio-item {
    background: var(--bg-light);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    height: 100%;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(99, 102, 241, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-info {
    text-align: center;
    color: var(--text-primary);
}

.portfolio-info h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--text-primary);
    color: var(--primary-color);
    border-radius: 50%;
    margin-top: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.portfolio-link:hover {
    transform: scale(1.1);
}

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-content h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.portfolio-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

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

.portfolio-tags span {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* ===================================
   Contact Section
   =================================== */
.contact-section {
    background: var(--bg-darker);
    padding: 100px 0;
}

.contact-info {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 20px;
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-text h5 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.contact-text p {
    margin: 0;
    color: var(--text-secondary);
}

.contact-social {
    display: flex;
    gap: 1rem;
}

.contact-form {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-control {
    background: var(--bg-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 0.8rem 1.2rem;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.form-control:focus {
    background: var(--bg-dark);
    border-color: var(--primary-color);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

textarea.form-control {
    resize: none;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
    margin: 0;
    color: var(--text-secondary);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }

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

    .code-window {
        margin-top: 3rem;
    }

    .experience-badge {
        position: static;
        margin-top: 2rem;
        display: inline-block;
    }
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons .btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .window-body {
        font-size: 0.7rem;
        padding: 1rem;
    }

    .about-content h3 {
        font-size: 1.5rem;
    }

    .service-card,
    .contact-info,
    .contact-form {
        padding: 1.5rem;
    }
}

@media (max-width: 575px) {
    .hero-buttons {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .hero-buttons .btn {
        width: 100%;
        margin: 0 !important;
    }

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

    .stat-item h4 {
        font-size: 1.5rem;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ===================================
   Utility Classes
   =================================== */
.text-gradient {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: var(--gradient-1);
}

.shadow-custom {
    box-shadow: var(--shadow-lg);
}