/* ========================================
   PROFESSIONAL PORTFOLIO - ENHANCED
   ======================================== */

/* CSS Variables & Design Tokens */
:root {
    /* Professional Color Palette */
    --color-bg: #0a0a0f;
    --color-bg-secondary: #121218;
    --color-bg-card: rgba(20, 20, 30, 0.7);

    /* Accent Colors */
    --color-primary: #ff0040;
    --color-secondary: #00d9ff;
    --color-accent: #b026ff;
    --color-highlight: #ff006e;
    --color-success: #00ff88;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #ff0040, #b026ff);
    --gradient-secondary: linear-gradient(135deg, #00d9ff, #0066ff);
    --gradient-accent: linear-gradient(135deg, #ff006e, #ff0040);
    --gradient-text: linear-gradient(135deg, #00d9ff, #b026ff, #ff0040);

    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b8b8d1;
    --color-text-muted: #6b6b8c;

    /* Typography */
    --font-heading: 'Rajdhani', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max-width: 1200px;

    /* Effects */
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
    --glow-primary: 0 0 30px rgba(255, 0, 64, 0.5);
    --glow-secondary: 0 0 30px rgba(0, 217, 255, 0.5);
    --glow-accent: 0 0 30px rgba(176, 38, 255, 0.5);
}

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

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

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

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

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(255, 0, 64, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 217, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(176, 38, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* ========================================
   PARTICLE BACKGROUND
   ======================================== */

#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    letter-spacing: 0.1em;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    animation: shimmer 3s ease-in-out infinite;
    background-size: 200% 200%;
}

@keyframes shimmer {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* ========================================
   LAYOUT & CONTAINERS
   ======================================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: var(--section-padding) 0;
    position: relative;
    z-index: 2;
}

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

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, background 0.3s ease;
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
    letter-spacing: 0.15em;
    position: relative;
}

.nav-logo::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-logo:hover::after {
    transform: scaleX(1);
}

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

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

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

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

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all 0.3s ease;
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-primary);
    top: -10%;
    right: -10%;
    animation-duration: 25s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-secondary);
    bottom: -10%;
    left: -10%;
    animation-duration: 30s;
    animation-delay: 5s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--gradient-accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-duration: 20s;
    animation-delay: 10s;
}

.hero-content {
    max-width: 900px;
    text-align: center;
    position: relative;
    z-index: 3;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-block;
    padding: 0.6rem 1.8rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 2rem;
    animation: slideDown 1s ease-out 0.2s both;
    backdrop-filter: blur(10px);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s ease-in-out infinite;
    background-size: 200% 200%;
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
    font-weight: 500;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.typing-text {
    position: relative;
}

.typing-text::after {
    content: '|';
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1s both;
}

.hero-stat {
    text-align: center;
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    animation: scaleIn 0.6s ease-out both;
}

.hero-stat:nth-child(1) {
    animation-delay: 1.1s;
}

.hero-stat:nth-child(2) {
    animation-delay: 1.2s;
}

.hero-stat:nth-child(3) {
    animation-delay: 1.3s;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-stat:hover {
    transform: translateY(-5px) scale(1.05);
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(255, 0, 64, 0.3);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.3rem;
}

.stat-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1.4s both;
}

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

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transition: width 0.6s ease, height 0.6s ease;
    transform: translate(-50%, -50%);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    border: none;
    box-shadow: 0 10px 40px rgba(255, 0, 64, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(255, 0, 64, 0.5);
}

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

.btn-secondary:hover {
    background: rgba(0, 217, 255, 0.1);
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.3);
    transform: translateY(-3px);
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    background: var(--color-bg-card);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    position: relative;
    transition: all 0.4s ease;
}

.about-text::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: var(--gradient-text);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.about-text:hover::before {
    opacity: 0.8;
}

.about-intro {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
}

.highlight {
    color: var(--color-accent);
    font-weight: 600;
    position: relative;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.highlight-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(10px);
}

.highlight-icon {
    font-size: 2rem;
}

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

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

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

.skill-category {
    background: var(--color-bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transition: left 0.6s ease;
}

.skill-category:hover::before {
    left: 100%;
}

.skill-category::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 0, 64, 0.3);
    box-shadow: 0 20px 60px rgba(255, 0, 64, 0.2);
}

.skill-category:hover::after {
    opacity: 1;
}

.category-title {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--color-secondary);
}

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

.skill-tag {
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    transition: all 0.3s ease;
    cursor: default;
}

.skill-tag:hover {
    background: rgba(255, 0, 64, 0.1);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 0, 64, 0.3);
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: var(--color-bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-text);
    border-radius: 20px;
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

.project-card:hover::before {
    opacity: 0.3;
}

.project-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 70px rgba(176, 38, 255, 0.3);
}

.project-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 0, 64, 0.2);
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.project-number {
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.05);
    position: absolute;
    top: 1rem;
    right: 1rem;
    line-height: 1;
    font-family: var(--font-heading);
}

.project-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    padding: 0.4rem 1rem;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--color-secondary);
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.project-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.project-link:hover::after {
    transform: scaleX(1);
}

.project-link:hover {
    color: var(--color-primary);
}

.project-card.placeholder {
    opacity: 0.6;
}

.project-card.placeholder:hover {
    opacity: 0.8;
}

/* ========================================
   EXPERIENCE/TIMELINE SECTION
   ======================================== */

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-secondary), var(--color-accent));
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    animation: slideInLeft 0.6s ease-out both;
}

.timeline-item:nth-child(1) {
    animation-delay: 0.1s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.2s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.3s;
}

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

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-dot {
    position: absolute;
    left: -30px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: 3px solid var(--color-bg);
    box-shadow: 0 0 20px rgba(255, 0, 64, 0.5);
    z-index: 2;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(255, 0, 64, 0.5);
        transform: scale(1);
    }

    50% {
        box-shadow: 0 0 30px rgba(255, 0, 64, 0.8);
        transform: scale(1.1);
    }
}

.timeline-content {
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateX(10px);
    border-color: rgba(255, 0, 64, 0.3);
    box-shadow: 0 10px 40px rgba(255, 0, 64, 0.2);
}

.timeline-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid var(--color-secondary);
    border-radius: 50px;
    color: var(--color-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.8rem;
}

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

.timeline-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.timeline-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.timeline-tech span {
    padding: 0.3rem 0.8rem;
    background: rgba(176, 38, 255, 0.1);
    border: 1px solid rgba(176, 38, 255, 0.3);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--color-accent);
}

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

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-intro {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
}

.social-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 2.5rem;
    background: var(--color-bg-card);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.social-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.social-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.4s ease;
}

.social-btn:hover .social-icon {
    transform: scale(1.2) rotate(360deg);
}

.social-btn.email:hover {
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(255, 0, 64, 0.4);
    transform: translateY(-5px);
}

.social-btn.email:hover::before {
    opacity: 0.1;
}

.social-btn.phone:hover {
    border-color: #00ff88;
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.4);
    transform: translateY(-5px);
}

.social-btn.phone::before {
    background: linear-gradient(135deg, #00ff88, #00d9ff);
}

.social-btn.linkedin:hover {
    border-color: var(--color-secondary);
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.4);
    transform: translateY(-5px);
}

.social-btn.linkedin::before {
    background: var(--gradient-secondary);
}

.social-btn.github:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 40px rgba(176, 38, 255, 0.4);
    transform: translateY(-5px);
}

.social-btn.github::before {
    background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
}

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

.footer {
    padding: 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }

    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

/* ========================================
   SCROLL PROGRESS BAR
   ======================================== */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-text);
    z-index: 9999;
    transition: width 0.1s ease;
}

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

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.98);
        width: 100%;
        padding: 2rem;
        gap: 1.5rem;
        transition: left 0.3s ease;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-logo {
        font-size: 1rem;
    }

    .hero {
        padding: 8rem 1.5rem 4rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .hero-stat {
        padding: 1rem 1.5rem;
    }

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

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

    .about-text {
        padding: 2rem;
    }

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

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

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

    .timeline {
        padding-left: 40px;
    }

    .timeline::before {
        left: 15px;
    }

    .timeline-dot {
        left: -25px;
        width: 16px;
        height: 16px;
    }

    .social-links {
        flex-direction: column;
        gap: 1rem;
    }

    .social-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .project-card {
        padding: 2rem;
    }

    .timeline-content {
        padding: 1.5rem;
    }
}

/* ========================================
   PROJECT DETAILS MODAL
   ======================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--color-bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 520px;
    width: 100%;
    position: relative;
    transform: translateY(30px) scale(0.96);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--color-text-secondary);
    font-size: 1.4rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    line-height: 1;
}

.modal-close:hover {
    background: rgba(255, 0, 64, 0.15);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.modal-badge {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    background: rgba(255, 0, 64, 0.15);
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.modal-title {
    font-size: 1.9rem;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
}

.modal-description {
    color: var(--color-text-secondary);
    line-height: 1.75;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 2rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Modal action buttons */
.modal-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.6rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.modal-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    transition: width 0.5s ease, height 0.5s ease;
    transform: translate(-50%, -50%);
}

.modal-btn:hover::before {
    width: 250px;
    height: 250px;
}

.modal-btn-github {
    background: rgba(176, 38, 255, 0.15);
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
}

.modal-btn-github:hover {
    background: rgba(176, 38, 255, 0.25);
    box-shadow: 0 8px 30px rgba(176, 38, 255, 0.4);
    transform: translateY(-3px);
}

.modal-btn-live {
    background: var(--gradient-secondary);
    color: var(--color-bg);
    border: none;
    box-shadow: 0 6px 25px rgba(0, 217, 255, 0.3);
}

.modal-btn-live:hover {
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.5);
    transform: translateY(-3px);
}

/* btn-view-details reset */
.btn-view-details {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
}

@media (max-width: 480px) {
    .modal {
        padding: 2rem 1.5rem;
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-btn {
        width: 100%;
        justify-content: center;
    }
}