/* =====================================================
   Professional Portfolio - Production Level Design
   Premium Dark Theme with Modern Glassmorphism
   Fully Mobile Responsive
   ===================================================== */

/* Import Premium Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Fira+Code:wght@400;500;600&display=swap');

/* CSS Custom Properties - Design Tokens */
:root {
    /* Primary Colors */
    --primary-cyan: #40E0D0;
    --primary-coral: #FF6B6B;
    --primary-purple: #8A2BE2;
    --primary-gold: #FFD700;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #40E0D0 0%, #8A2BE2 100%);
    --gradient-coral: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 100%);
    --gradient-hero: linear-gradient(135deg, #40E0D0 0%, #FF6B6B 50%, #8A2BE2 100%);
    --gradient-glow: linear-gradient(135deg, rgba(64, 224, 208, 0.4) 0%, rgba(138, 43, 226, 0.4) 100%);

    /* Background Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #0f0f0f;
    --bg-card: rgba(18, 18, 18, 0.85);
    --bg-glass: rgba(20, 20, 20, 0.7);
    --bg-glass-light: rgba(255, 255, 255, 0.03);

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-muted: rgba(255, 255, 255, 0.6);

    /* Border Colors */
    --border-subtle: rgba(64, 224, 208, 0.15);
    --border-glow: rgba(64, 224, 208, 0.4);

    /* Shadows */
    --shadow-soft: 0 4px 30px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(64, 224, 208, 0.15);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.5);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-Index */
    --z-background: -1;
    --z-base: 1;
    --z-dropdown: 100;
    --z-navbar: 1000;
    --z-modal: 2000;
    --z-cursor: 9999;
}

/* Reset & Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* Selection Styles */
::selection {
    background: rgba(64, 224, 208, 0.3);
    color: var(--text-primary);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-cyan), var(--primary-purple));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-cyan), var(--primary-coral));
}

/* =====================================================
   NAVIGATION STYLES
   ===================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    background: rgba(10, 10, 10, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--space-md) var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-smooth);
}

.navbar::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-cyan), transparent);
    opacity: 0.5;
}

.logo {
    font-size: clamp(1.5rem, 4vw, 1.8rem);
    font-weight: 800;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    text-shadow: 0 0 30px rgba(64, 224, 208, 0.3);
    transition: var(--transition-smooth);
}

.logo:hover {
    transform: scale(1.02);
    filter: brightness(1.2);
}

.nav-links {
    display: flex;
    gap: clamp(12px, 2vw, 25px);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
    position: relative;
    letter-spacing: 0.02em;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: transform var(--transition-smooth);
}

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

.nav-links a:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-links a.active {
    color: var(--primary-cyan);
}

.nav-links a.active::after {
    transform: translateX(-50%) scaleX(1);
    box-shadow: 0 0 10px var(--primary-cyan);
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--primary-cyan);
    font-size: 1.4rem;
    padding: 10px 14px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.mobile-menu-btn:hover {
    background: rgba(64, 224, 208, 0.1);
    border-color: var(--primary-cyan);
    box-shadow: 0 0 20px rgba(64, 224, 208, 0.2);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100%;
    background: rgba(15, 15, 15, 0.95);
    z-index: 1001;
    padding: 80px 30px 30px;
    transition: right 0.4s ease;
    display: flex;
    flex-direction: column;
    gap: 15px;
    backdrop-filter: blur(15px);
    border-left: 1px solid rgba(64, 224, 208, 0.2);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    padding: 12px 20px;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.mobile-nav a:hover {
    background: rgba(64, 224, 208, 0.1);
    color: #40E0D0;
}

.mobile-nav a.active {
    background: rgba(64, 224, 208, 0.15);
    color: #40E0D0;
}

.close-mobile-menu {
    position: absolute;
    top: 25px;
    right: 25px;
    background: none;
    border: none;
    color: #FF6B6B;
    font-size: 1.5rem;
    cursor: pointer;
}

/* =====================================================
   CONTENT SECTIONS
   ===================================================== */
.content-section {
    display: none;
    min-height: 100vh;
    padding: 120px var(--space-xl) var(--space-3xl);
    animation: fadeInSection 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.content-section.active {
    display: block;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    letter-spacing: -0.02em;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-lg);
}

/* =====================================================
   HOME SECTION - HERO
   ===================================================== */
#home {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 80px var(--space-lg);
}

#home.active {
    display: flex;
}

.home-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.home-title {
    font-weight: 700;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
    letter-spacing: -0.03em;
    line-height: 1.1;
    animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {

    0%,
    100% {
        filter: drop-shadow(0 0 20px rgba(64, 224, 208, 0.3));
    }

    50% {
        filter: drop-shadow(0 0 40px rgba(64, 224, 208, 0.5));
    }
}

.home-title:first-of-type {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 500;
    margin-bottom: var(--space-sm);
    opacity: 0.9;
}

.home-title:nth-of-type(2) {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
}

.creative-text {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
}

.changing-text {
    background: var(--gradient-coral);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: opacity 0.4s ease;
    display: inline-block;
}

/* Hero Social Links */
#home .social-icons-home,
#home>div:last-child>div {
    display: flex;
    justify-content: center;
    gap: clamp(20px, 4vw, 35px);
    flex-wrap: wrap;
}

#home a[href*="github"],
#home a[href*="linkedin"],
#home a[href*="facebook"],
#home a[href*="instagram"] {
    font-size: clamp(1.5rem, 3vw, 2rem) !important;
    color: var(--primary-cyan) !important;
    transition: var(--transition-smooth) !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: rgba(64, 224, 208, 0.08) !important;
    border: 1px solid var(--border-subtle);
}

#home a[href*="github"]:hover,
#home a[href*="linkedin"]:hover,
#home a[href*="facebook"]:hover,
#home a[href*="instagram"]:hover {
    color: var(--text-primary) !important;
    background: var(--gradient-primary) !important;
    border-color: transparent;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 30px rgba(64, 224, 208, 0.3);
}

/* =====================================================
   TECH BUTTON - Premium CTA
   ===================================================== */
.tech-button {
    background: transparent;
    color: var(--primary-cyan);
    border: 2px solid var(--primary-cyan);
    padding: 16px 48px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: 'Fira Code', 'Inter', monospace;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    margin-bottom: var(--space-xl);
    z-index: 1;
}

.tech-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    z-index: -1;
    transition: left var(--transition-slow);
}

.tech-button:hover {
    color: var(--bg-primary);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(64, 224, 208, 0.4);
}

.tech-button:hover::before {
    left: 0;
}

.tech-button:active {
    transform: translateY(-1px);
}

/* =====================================================
   CARDS - Premium Glassmorphism
   ===================================================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: clamp(20px, 3vw, 30px);
    margin-top: var(--space-xl);
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: var(--radius-lg);
    padding: clamp(20px, 4vw, 30px);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-smooth);
}

.card:hover {
    transform: translateY(-8px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow), var(--shadow-card);
}

.card:hover::before {
    opacity: 1;
}

.card i {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--primary-cyan);
    letter-spacing: -0.01em;
}

.card p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Portfolio Card Enhancements */
#portfolio .card {
    padding: 0;
    overflow: hidden;
}

#portfolio .card>div:first-child {
    height: 200px !important;
    margin-bottom: 0 !important;
    border-radius: 0 !important;
    position: relative;
    overflow: hidden;
}

#portfolio .card>div:first-child::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.8));
}

#portfolio .card>div:first-child img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

#portfolio .card:hover>div:first-child img {
    transform: scale(1.08);
}

#portfolio .card h3,
#portfolio .card p,
#portfolio .card a,
#portfolio .card hr {
    padding-left: clamp(15px, 4vw, 25px);
    padding-right: clamp(15px, 4vw, 25px);
}

#portfolio .card h3 {
    padding-top: clamp(15px, 4vw, 25px);
    font-size: clamp(1rem, 2vw, 1.2rem);
}

#portfolio .card p {
    padding-bottom: clamp(15px, 4vw, 25px);
}

#portfolio .card hr {
    border: none;
    height: 1px;
    background: var(--border-subtle);
    margin: var(--space-sm) clamp(15px, 4vw, 25px);
}

/* Project Link Buttons */
#portfolio .card a[href*="onrender"],
#portfolio .card a[href*="firebase"],
#portfolio .card a[href*="hf.space"],
#portfolio .card a[href*="vercel.app"],
#portfolio .card a[href*="web.app"] {
    display: inline-flex !important;
    align-items: center;
    gap: 8px;
    margin: var(--space-sm) 0 !important;
    margin-left: 10px;
    padding: 12px 24px !important;
    background: var(--gradient-primary) !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.85rem !important;
    font-weight: 600 !important;
    transition: var(--transition-smooth) !important;
}

#portfolio .card a[href*="onrender"]:hover,
#portfolio .card a[href*="firebase"]:hover,
#portfolio .card a[href*="hf.space"]:hover,
#portfolio .card a[href*="vercel.app"]:hover,
#portfolio .card a[href*="web.app"]:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px rgba(64, 224, 208, 0.3) !important;
}

/* =====================================================
   ABOUT SECTION
   ===================================================== */
.about-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

#about .about-content>div:first-child {
    display: flex !important;
    flex-direction: row !important;
    gap: clamp(20px, 5vw, 40px) !important;
    align-items: center !important;
    flex-wrap: wrap;
}

/* Profile Image */
#about .about-content>div:first-child>div:first-child {
    width: clamp(180px, 25vw, 220px) !important;
    height: clamp(180px, 25vw, 220px) !important;

    border-radius: var(--radius-full) !important;
    padding: 5px !important;
    flex-shrink: 0;
    position: relative;
    animation: profileGlow 4s ease-in-out infinite;
}

@keyframes profileGlow {

    0%,
    100% {
        box-shadow: 0 0 30px rgba(64, 224, 208, 0.3);
    }

    50% {
        box-shadow: 0 0 50px rgba(64, 224, 208, 0.5), 0 0 80px rgba(138, 43, 226, 0.3);
    }
}

#about .about-content>div:first-child>div:first-child>div {
    width: 100% !important;
    height: 100% !important;
    border-radius: var(--radius-full) !important;
    overflow: hidden;
}

#about .about-content>div:first-child>div:first-child>div img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#about .about-content>div:first-child>div:last-child {
    flex: 1 !important;
    min-width: 280px;
}

#about .about-content>div:first-child>div:last-child h3 {
    font-size: clamp(1.5rem, 3vw, 2rem) !important;
    color: var(--primary-cyan) !important;
    margin-bottom: var(--space-sm) !important;
    font-weight: 700 !important;
}

#about .about-content>div:first-child>div:last-child p {
    color: var(--text-secondary) !important;
    line-height: 1.8 !important;
    font-size: clamp(0.95rem, 1.5vw, 1.05rem) !important;
    margin-bottom: var(--space-md) !important;
}

/* Skill Tags */
#about .about-content span {
    display: inline-flex !important;
    align-items: center;
    background: linear-gradient(135deg, rgba(64, 224, 208, 0.12), rgba(138, 43, 226, 0.08)) !important;
    color: var(--primary-cyan) !important;
    padding: 10px 18px !important;
    border-radius: var(--radius-xl) !important;
    font-size: 0.85rem !important;
    font-weight: 500 !important;
    border: 1px solid var(--border-subtle) !important;
    margin-bottom: 10px !important;
    margin-right: 10px !important;
    transition: var(--transition-smooth);
}

#about .about-content span:hover {
    background: linear-gradient(135deg, rgba(64, 224, 208, 0.2), rgba(138, 43, 226, 0.15)) !important;
    border-color: var(--border-glow) !important;
    transform: translateY(-2px);
}

/* Journey Card */
#about .about-content>div:last-child {
    background: var(--bg-card) !important;
    backdrop-filter: blur(15px) !important;
    border-radius: var(--radius-lg) !important;
    padding: clamp(20px, 4vw, 30px) !important;
    border: 1px solid var(--border-subtle) !important;
    position: relative;
    overflow: hidden;
}

#about .about-content>div:last-child::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-coral);
}

#about .about-content>div:last-child h3 {
    font-size: 1.4rem !important;
    color: var(--primary-coral) !important;
    margin-bottom: var(--space-md) !important;
    font-weight: 700 !important;
}

#about .about-content>div:last-child p {
    color: var(--text-muted) !important;
    line-height: 1.8 !important;
    font-size: 1rem !important;
}

/* =====================================================
   SKILLS SECTION
   ===================================================== */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: clamp(12px, 2vw, 20px);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: clamp(14px, 2vw, 18px);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-smooth);
}

.skill-item:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.skill-item i {
    font-size: clamp(1.4rem, 2vw, 1.8rem);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 28px;
    text-align: center;
}

.skill-item h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
.contact-grid-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(25px, 4vw, 40px);
    margin-bottom: var(--space-xl);
}

.contact-info,
.contact-form-container {
    background: var(--bg-card);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: var(--radius-lg);
    padding: clamp(20px, 4vw, 30px);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-smooth);
}

.contact-info:hover,
.contact-form-container:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.contact-info h3,
.contact-form-container h3 {
    font-size: clamp(1.3rem, 2.5vw, 1.6rem) !important;
    margin-bottom: var(--space-md) !important;
    font-weight: 700 !important;
}

.contact-info p {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    font-size: 0.95rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 14px;
    background: var(--bg-glass);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-smooth);
}

.contact-item:hover {
    background: linear-gradient(135deg, rgba(64, 224, 208, 0.08), rgba(138, 43, 226, 0.05));
    border-color: var(--border-glow);
    transform: translateX(5px);
}

.contact-item i {
    font-size: 1.3rem;
    min-width: 28px;
    text-align: center;
}

.contact-item .fa-envelope {
    color: var(--primary-coral);
}

.contact-item .fa-phone {
    color: var(--primary-cyan);
}

.contact-item .fa-map-marker-alt {
    color: var(--primary-purple);
}

.contact-item span {
    font-size: clamp(0.85rem, 1.5vw, 0.95rem);
    color: var(--text-secondary);
    word-break: break-word;
}

/* Contact Form */
.contact-form {
    display: grid;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    color: var(--primary-cyan);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    padding: 14px 18px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-smooth);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-cyan);
    box-shadow: 0 0 0 3px rgba(64, 224, 208, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.submit-btn {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border: none;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--space-sm);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(64, 224, 208, 0.35);
}

.submit-btn:active {
    transform: translateY(-1px);
}

/* Social Links */
.social-links {
    text-align: center;
    padding: var(--space-lg) 0;
}

.social-links h3 {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem) !important;
    margin-bottom: var(--space-md) !important;
    font-weight: 700 !important;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: clamp(20px, 4vw, 30px);
    flex-wrap: wrap;
}

.social-icons a {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    color: var(--primary-cyan);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: rgba(64, 224, 208, 0.08);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-smooth);
}

.social-icons a:hover {
    color: var(--text-primary);
    background: var(--gradient-primary);
    border-color: transparent;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 15px 35px rgba(64, 224, 208, 0.3);
}

/* CV Button in Contact */
.contact-info .tech-button {
    margin-top: var(--space-lg);
    margin-bottom: 0;
    width: 100%;
    text-align: center;
}

/* =====================================================
   BACKGROUND EFFECTS
   ===================================================== */
.grid-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    overflow: hidden;
    pointer-events: none;
}

.grid {
    position: absolute;
    width: 120%;
    height: 120%;
    top: -10%;
    left: -10%;
    background-image:
        linear-gradient(rgba(64, 224, 208, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(64, 224, 208, 0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 25s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(60px, 60px);
    }
}

.geometric-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    overflow: hidden;
    pointer-events: none;
}

.geo-shape {
    position: absolute;
    opacity: 0.6;
    animation: geometricFloat 18s ease-in-out infinite;
}

.triangle {
    width: 0;
    height: 0;
    border-left: 35px solid transparent;
    border-right: 35px solid transparent;
    border-bottom: 60px solid rgba(64, 224, 208, 0.12);
    top: 18%;
    left: 12%;
    animation-delay: 0s;
}

.hexagon {
    width: 70px;
    height: 40px;
    background: rgba(255, 107, 107, 0.12);
    position: relative;
    top: 55%;
    left: 78%;
    animation-delay: -6s;
}

.hexagon:before,
.hexagon:after {
    content: "";
    position: absolute;
    width: 0;
    border-left: 35px solid transparent;
    border-right: 35px solid transparent;
}

.hexagon:before {
    bottom: 100%;
    border-bottom: 20px solid rgba(255, 107, 107, 0.12);
}

.hexagon:after {
    top: 100%;
    border-top: 20px solid rgba(255, 107, 107, 0.12);
}

.diamond {
    width: 45px;
    height: 45px;
    background: rgba(255, 215, 0, 0.12);
    transform: rotate(45deg);
    top: 75%;
    left: 20%;
    animation-delay: -12s;
}

.circle {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(138, 43, 226, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    top: 28%;
    left: 70%;
    animation-delay: -9s;
}

@keyframes geometricFloat {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.6;
    }

    50% {
        transform: translateY(-40px) rotate(180deg);
        opacity: 0.3;
    }
}

.scan-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    overflow: hidden;
    opacity: 0.2;
    pointer-events: none;
}

.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(64, 224, 208, 0.5), transparent);
    animation: scanVertical 10s linear infinite;
}

.scan-line:nth-child(1) {
    animation-delay: 0s;
}

.scan-line:nth-child(2) {
    animation-delay: 5s;
}

@keyframes scanVertical {
    0% {
        top: -2px;
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        top: 100%;
        opacity: 0;
    }
}

.holo-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(64, 224, 208, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(255, 107, 107, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(138, 43, 226, 0.03) 0%, transparent 50%);
    z-index: var(--z-background);
    animation: holoShift 15s ease-in-out infinite;
    pointer-events: none;
}

@keyframes holoShift {

    0%,
    100% {
        opacity: 1;
    }

    33% {
        opacity: 0.6;
    }

    66% {
        opacity: 0.85;
    }
}

.code-snippets {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    overflow: hidden;
    pointer-events: none;
}

.code-snippet {
    position: absolute;
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 13px;
    color: rgba(64, 224, 208, 0.25);
    animation: codeFloat 28s linear infinite;
    white-space: nowrap;
    font-weight: 500;
}

@keyframes codeFloat {
    0% {
        transform: translateX(-100px) translateY(100vh);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateX(100px) translateY(-100px);
        opacity: 0;
    }
}

.data-viz {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    overflow: hidden;
    pointer-events: none;
}

.data-bar {
    position: absolute;
    width: 3px;
    background: linear-gradient(to top, transparent, rgba(64, 224, 208, 0.3), transparent);
    animation: dataFlow 8s ease-in-out infinite;
    border-radius: 2px;
}

@keyframes dataFlow {

    0%,
    100% {
        height: 30px;
        opacity: 0.2;
    }

    50% {
        height: 180px;
        opacity: 0.7;
    }
}



/* Hide custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    .cursor {
        display: none !important;
    }
}

/* =====================================================
   RESPONSIVE DESIGN - MOBILE FIRST
   ===================================================== */

/* Large Tablets & Small Desktops */
@media (max-width: 1200px) {
    .section-content {
        max-width: 900px;
    }
}

/* Tablets */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .contact-grid-container {
        gap: 25px;
    }

    #about .about-content>div:first-child {
        justify-content: center !important;
    }
}

/* Large Phones & Small Tablets */
@media (max-width: 768px) {
    .navbar {
        padding: var(--space-sm) var(--space-md);
    }

    .content-section {
        padding: 100px var(--space-md) var(--space-2xl);
    }

    .section-content {
        padding: var(--space-md);
    }

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

    #about .about-content>div:first-child {
        flex-direction: column !important;
        text-align: center;
    }

    #about .about-content>div:first-child>div:last-child {
        text-align: center;
    }

    #about .about-content span {
        justify-content: center;
    }

    .skills-container {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }

    .card-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

    #home {
        padding: 80px var(--space-md);
    }

    .social-icons a {
        width: 52px;
        height: 52px;
    }
}

/* Mobile Phones */
@media (max-width: 480px) {
    :root {
        --space-xl: 2rem;
        --space-2xl: 3rem;
    }

    .navbar {
        padding: var(--space-sm);
    }

    .logo {
        font-size: 1.3rem;
    }

    .content-section {
        padding: 90px var(--space-sm) var(--space-xl);
    }

    .section-content {
        padding: var(--space-sm);
    }

    .section-title::after {
        bottom: -10px;
        width: 40px;
        height: 3px;
    }

    .card {
        padding: var(--space-md);
    }

    .card i {
        font-size: 2rem;
    }

    .skills-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .skill-item {
        padding: 12px;
        gap: 10px;
    }

    .skill-item h4 {
        font-size: 0.8rem;
    }

    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        text-align: left;
    }

    .social-icons {
        gap: 15px;
    }

    .social-icons a {
        width: 48px;
        height: 48px;
        font-size: 1.3rem;
    }

    .tech-button {
        padding: 14px 36px;
        font-size: 0.85rem;
    }

    #about .about-content>div:first-child>div:first-child {
        width: 160px !important;
        height: 160px !important;
    }

    .mobile-nav {
        width: 100%;
        right: -100%;
    }

    .mobile-nav.active {
        right: 0;
    }

    #home a[href*="github"],
    #home a[href*="linkedin"],
    #home a[href*="facebook"],
    #home a[href*="instagram"] {
        width: 45px !important;
        height: 45px !important;
        font-size: 1.3rem !important;
    }
}

/* Extra Small Phones */
@media (max-width: 360px) {
    .skills-container {
        grid-template-columns: 1fr 1fr;
    }

    .skill-item {
        flex-direction: column;
        text-align: center;
        padding: 14px 8px;
    }

    .skill-item i {
        min-width: auto;
    }

    #about .about-content>div:first-child>div:first-child {
        width: 140px !important;
        height: 140px !important;
    }
}

/* Landscape Mode on Mobile */
@media (max-height: 500px) and (orientation: landscape) {
    #home {
        padding-top: 70px;
        min-height: auto;
    }

    .home-title:nth-of-type(2) {
        font-size: 2.5rem;
    }

    .tech-button {
        margin-bottom: var(--space-md);
    }
}

/* High DPI / Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {
    .grid {
        background-size: 50px 50px;
    }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .geo-shape,
    .scan-line,
    .code-snippet,
    .data-bar,
    .grid {
        animation: none !important;
    }
}

/* Print Styles */
@media print {

    .navbar,
    .mobile-nav,
    .grid-container,
    .geometric-shapes,
    .scan-lines,
    .holo-overlay,
    .code-snippets,
    .data-viz,
    .cursor {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .content-section {
        display: block !important;
        padding: 20px;
    }
}