/* 🌟 ADDITIONAL FUTURISTIC PORTFOLIO ENHANCEMENTS 🌟 */

/* ===== ENHANCED HERO SUBTITLE ===== */
.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 1.5rem 0 2.5rem 0;
    font-weight: 400;
    letter-spacing: 1px;
    position: relative;
    font-family: 'Rajdhani', sans-serif;
}

.hero-subtitle::before,
.hero-subtitle::after {
    content: '▸';
    color: #00FFF0;
    font-size: 1rem;
    animation: pulse-arrow 2s infinite;
}

.hero-subtitle::before {
    margin-right: 10px;
}

.hero-subtitle::after {
    margin-left: 10px;
    animation-delay: 1s;
}

@keyframes pulse-arrow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* ===== ENHANCED SECTION TITLES ===== */
.section-title {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    background: linear-gradient(45deg, #00FFF0, #FF00FF, #00FF00);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-flow 3s ease-in-out infinite;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, transparent, #00FFF0, transparent);
    border-radius: 2px;
}

/* ===== ENHANCED ABOUT SECTION ===== */
.about {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0033 25%, #16213e 75%, #0f0f23 100%);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="about-pattern" width="15" height="15" patternUnits="userSpaceOnUse"><circle cx="7.5" cy="7.5" r="1" fill="%2300FFF0" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23about-pattern)"/></svg>');
    animation: pattern-drift 25s linear infinite;
}

@keyframes pattern-drift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(15px, 15px); }
}

.about-img {
    position: relative;
}

.about-img::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: linear-gradient(45deg, transparent, rgba(0, 255, 240, 0.1), transparent);
    border-radius: 20px;
    z-index: -1;
    animation: glow-rotate 4s linear infinite;
}

@keyframes glow-rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.img-border {
    border: 2px solid rgba(0, 255, 240, 0.3);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.img-border:hover {
    border-color: #00FFF0;
    box-shadow: 0 0 30px rgba(0, 255, 240, 0.5);
    transform: scale(1.02);
}

.about-text {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(0, 255, 240, 0.2);
    border-radius: 20px;
    padding: 2rem;
}

.about-text h3 {
    color: #00FFF0;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.about-text h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, #00FFF0, transparent);
}

/* ===== ENHANCED PROJECT SECTION ===== */
.projects {
    background: linear-gradient(135deg, #16213e 0%, #0f0f23 50%, #1a0033 100%);
    position: relative;
    overflow: hidden;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="project-grid" width="25" height="25" patternUnits="userSpaceOnUse"><path d="M 25 0 L 0 0 0 25" fill="none" stroke="%2300FFF0" stroke-width="0.2" opacity="0.15"/></pattern></defs><rect width="100%" height="100%" fill="url(%23project-grid)"/></svg>');
    animation: grid-float 40s linear infinite;
}

@keyframes grid-float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(25px, 25px); }
}

/* ===== ENHANCED FILTER BUTTONS ===== */
.filter-container {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(0, 255, 240, 0.3);
    border-radius: 25px;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 240, 0.2), transparent);
    transition: left 0.5s;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(45deg, #00FFF0, #0080FF);
    color: #000;
    border-color: #00FFF0;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 255, 240, 0.4);
}

/* ===== ENHANCED PROJECT CARDS ===== */
.flip-card-container {
    transition: all 0.3s ease;
}

.flip-card-container:hover {
    transform: translateY(-10px);
}

.flip-card {
    border: 1px solid rgba(0, 255, 240, 0.2);
    border-radius: 20px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(25px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.flip-card:hover {
    border-color: rgba(0, 255, 240, 0.5);
    box-shadow: 0 20px 40px rgba(0, 255, 240, 0.2);
}

.flip-card-front,
.flip-card-back {
    position: relative;
}

.flip-card-front::before,
.flip-card-back::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(0, 255, 240, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.flip-card:hover .flip-card-front::before,
.flip-card:hover .flip-card-back::before {
    opacity: 1;
}

.flip-card-title {
    color: #00FFF0;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.flip-card-desc {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* ===== ENHANCED SKILL BARS ===== */
.skill-name {
    color: #00FFF0;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.skill-item {
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 15px;
    border: 1px solid rgba(0, 255, 240, 0.1);
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 255, 240, 0.3);
    transform: translateX(5px);
}

/* ===== ENHANCED NAVIGATION ===== */
#navbar {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 240, 0.2);
    transition: all 0.3s ease;
}

#navbar:hover {
    background: rgba(0, 0, 0, 0.9);
    border-bottom-color: rgba(0, 255, 240, 0.4);
}

.logo {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(45deg, #00FFF0, #FF00FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #00FFF0, #FF00FF);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 240, 0.2), transparent);
    transition: left 0.5s;
}

.nav-links a:hover::before {
    left: 100%;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
    color: #00FFF0;
    background: rgba(0, 255, 240, 0.1);
    border: 1px solid rgba(0, 255, 240, 0.3);
}

/* ===== THEME TOGGLE ENHANCEMENT ===== */
.theme-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(0, 255, 240, 0.3);
    border-radius: 25px;
    padding: 8px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(0, 255, 240, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.theme-toggle:hover::before {
    opacity: 1;
}

.theme-toggle:hover {
    border-color: #00FFF0;
    box-shadow: 0 0 15px rgba(0, 255, 240, 0.3);
}

/* ===== FOOTER ENHANCEMENT ===== */
footer {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0033 100%);
    border-top: 1px solid rgba(0, 255, 240, 0.2);
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    padding: 2rem 0;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footer-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="0.5" fill="%2300FFF0" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23footer-pattern)"/></svg>');
}

/* ===== RESPONSIVE ENHANCEMENTS ===== */
@media (max-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }
    
    .filter-container {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 10px 18px;
        font-size: 0.9rem;
    }
    
    .floating-tech-icon {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-3d-name h1 {
        font-size: 2.5rem;
    }
    
    .typed-container {
        font-size: 1.2rem;
    }
}

/* ===== LOADING ANIMATION ===== */
body.loaded .fade-up,
body.loaded .slide-left,
body.loaded .slide-right {
    animation-play-state: running;
}

/* ===== SCROLL BAR STYLING ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.5);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #00FFF0, #FF00FF);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #00FFE0, #FF20FF);
}

/* ===== SELECTION STYLING ===== */
::selection {
    background: rgba(0, 255, 240, 0.3);
    color: #fff;
}

::-moz-selection {
    background: rgba(0, 255, 240, 0.3);
    color: #fff;
}