/* ===================================
   RESET & BASE STYLES
   =================================== */

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

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --dark-bg: #0f0f1e;
    --light-bg: #ffffff;
    --text-primary: #1a1a2e;
    --text-secondary: #6c757d;
    --text-light: #ffffff;
    --border-color: #e0e0e0;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --transition-speed: 0.3s;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', serif;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

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

.section {
    padding: 8rem 0;
    position: relative;
}

/* ===================================
   LOADER
   =================================== */

.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-bars {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.loader-bars span {
    width: 4px;
    height: 40px;
    background: var(--gradient-1);
    display: inline-block;
    animation: loading 1.2s ease-in-out infinite;
}

.loader-bars span:nth-child(2) {
    animation-delay: 0.1s;
}

.loader-bars span:nth-child(3) {
    animation-delay: 0.2s;
}

.loader-text {
    color: var(--text-light);
    font-size: 1rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

@keyframes loading {
    0%, 100% {
        transform: scaleY(0.5);
        opacity: 0.5;
    }
    50% {
        transform: scaleY(1);
        opacity: 1;
    }
}

/* ===================================
   NAVIGATION
   =================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-speed) ease;
}

.nav.scrolled {
    padding: 1rem 0;
    box-shadow: var(--shadow-md);
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 700;
    font-family: var(--font-display);
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: transform var(--transition-speed) ease;
    display: inline-block;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    position: relative;
    transition: color var(--transition-speed) ease;
    text-transform: uppercase;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width var(--transition-speed) ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-speed) ease;
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--dark-bg);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(102, 126, 234, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(102, 126, 234, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

#particleCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -2px;
}

.title-line {
    display: block;
    animation: fadeInUp 1s ease backwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.hero-subtitle {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.subtitle-item {
    color: var(--text-light);
    font-size: 0.9rem;
    letter-spacing: 3px;
    font-weight: 300;
}

.divider {
    color: var(--primary-color);
}

.hero-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.8s backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-light);
    animation: fadeInUp 1s ease 1s backwards;
}

.scroll-indicator span {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: var(--gradient-1);
    margin: 0 auto;
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform: scaleY(1);
        transform-origin: bottom;
    }
    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

/* ===================================
   BUTTONS
   =================================== */

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--gradient-1);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

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

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--dark-bg);
}

/* ===================================
   SECTION HEADERS
   =================================== */

.section-header {
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.section-number {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--text-primary);
    position: relative;
}

/* ===================================
   ABOUT SECTION
   =================================== */

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.9;
}

.lead {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
    font-weight: 500;
}

.highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

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

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    border-radius: 10px;
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-frame::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-1);
    border-radius: 20px;
    z-index: -1;
}

.image-placeholder {
    aspect-ratio: 1;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
}

/* ===================================
   SKILLS SECTION
   =================================== */

.skills {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.03), rgba(118, 75, 162, 0.03));
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-speed) ease;
}

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

.category-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tag {
    padding: 0.6rem 1.2rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary-color);
    transition: all var(--transition-speed) ease;
    cursor: default;
}

.skill-tag:hover {
    background: var(--gradient-1);
    color: var(--text-light);
    transform: scale(1.05);
}

/* ===================================
   PROJECTS SECTION
   =================================== */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: var(--light-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-speed) ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

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

.project-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-speed) ease;
}

/* Zoom out specific images that need more context */
.project-image img[src*="Jira.png"],
.project-image img[src*="oracleSQL.png"] {
    object-fit: contain;
    padding: 1.5rem;
    background: white;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-card:hover .project-image img[src*="Jira.png"],
.project-card:hover .project-image img[src*="oracleSQL.png"] {
    transform: scale(1.05);
}

.project-placeholder {
    font-size: 4rem;
    opacity: 0.3;
}

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.project-tag {
    padding: 0.4rem 1rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--primary-color);
}

/* ===================================
   CONTACT SECTION
   =================================== */

.contact {
    background: var(--dark-bg);
    color: var(--text-light);
}

.contact .section-title {
    color: var(--text-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-display);
}

.contact-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.contact-item .icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: var(--text-light);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.15);
}

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    width: 100%;
    border: none;
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background: #000;
    color: var(--text-light);
    padding: 2rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

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

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
    .section {
        padding: 6rem 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: left var(--transition-speed) ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .section {
        padding: 4rem 0;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

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

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

    .about-stats {
        grid-template-columns: 1fr;
    }

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

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero-subtitle {
        flex-direction: column;
        gap: 0.5rem;
    }

    .divider {
        display: none;
    }
}