/* ============================================
   CSS VARIABLES - DARK & RED THEME
   ============================================ */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-tertiary: #1a1a24;
    --bg-card: #15151f;
    --bg-elevated: #1f1f2e;
    
    --red-primary: #ff0033;
    --red-secondary: #e60026;
    --red-dark: #99001f;
    --red-glow: rgba(255, 0, 51, 0.5);
    --red-soft: rgba(255, 0, 51, 0.1);
    
    --text-primary: #ffffff;
    --text-secondary: #b0b0c0;
    --text-muted: #6b6b80;
    --text-accent: #ff0033;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-red: rgba(255, 0, 51, 0.3);
    
    --gradient-red: linear-gradient(135deg, #ff0033 0%, #99001f 100%);
    --gradient-dark: linear-gradient(135deg, #0a0a0f 0%, #1a1a24 100%);
    --gradient-glow: linear-gradient(135deg, rgba(255, 0, 51, 0.2) 0%, rgba(255, 0, 51, 0) 100%);
    
    --shadow-red: 0 0 30px rgba(255, 0, 51, 0.3);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(255, 0, 51, 0.4);
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --font-display: 'Orbitron', sans-serif;
    --font-heading: 'Rajdhani', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
}

/* ============================================
   RESET & BASE
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: default;
    min-height: 100vh;
    position: relative;
}

::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--red-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--red-secondary);
}

::selection {
    background: var(--red-primary);
    color: white;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

input, textarea {
    font-family: inherit;
}

/* ============================================
   PARTICLES BACKGROUND
   ============================================ */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--red-primary);
    border-radius: 50%;
    pointer-events: none;
    animation: float 15s infinite linear;
    box-shadow: 0 0 10px var(--red-primary);
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(100px);
        opacity: 0;
    }
}

/* ============================================
   CURSOR GLOW
   ============================================ */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 0, 51, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
}

@media (max-width: 768px) {
    .cursor-glow {
        display: none;
    }
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 10, 15, 0.95);
    border-bottom: 1px solid var(--border-red);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all var(--transition-base);
}

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

.logo-bracket {
    color: var(--red-primary);
    text-shadow: 0 0 10px var(--red-glow);
}

.logo-text {
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
    transition: color var(--transition-base);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-red);
    transition: width var(--transition-base);
    box-shadow: 0 0 10px var(--red-glow);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
    background: var(--red-primary);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
    background: var(--red-primary);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 30px 60px;
    overflow: hidden;
}

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

.grid-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 0, 51, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 0, 51, 0.07) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-content {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: var(--red-soft);
    border: 1px solid var(--border-red);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--red-primary);
    margin-bottom: 30px;
    font-family: var(--font-heading);
    font-weight: 500;
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background: var(--red-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--red-primary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.3);
        opacity: 0.6;
    }
}

.hero-title {
    margin-bottom: 25px;
}

.title-line {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 10px;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.title-name {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1;
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    letter-spacing: 2px;
    position: relative;
}

.title-name.glitch {
    position: relative;
    animation: glitch 5s infinite;
}

.title-name.glitch::before,
.title-name.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-name.glitch::before {
    animation: glitchTop 3s infinite;
    clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
    -webkit-clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
}

.title-name.glitch::after {
    animation: glitchBottom 2.5s infinite;
    clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
    -webkit-clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
}

@keyframes glitch {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
}

@keyframes glitchTop {
    0%, 100% { transform: translate(0); }
    25% { transform: translate(-3px, 0); }
    50% { transform: translate(3px, 0); }
    75% { transform: translate(-3px, 0); }
}

@keyframes glitchBottom {
    0%, 100% { transform: translate(0); }
    25% { transform: translate(3px, 0); }
    50% { transform: translate(-3px, 0); }
    75% { transform: translate(3px, 0); }
}

.title-role {
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--text-primary);
    min-height: 60px;
}

.typed-text {
    color: var(--text-primary);
}

.cursor-blink {
    color: var(--red-primary);
    font-weight: 100;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    line-height: 1.8;
}

.highlight {
    color: var(--red-primary);
    font-weight: 600;
    text-shadow: 0 0 20px var(--red-glow);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 32px;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-red);
    color: white;
    box-shadow: var(--shadow-red);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px var(--red-glow);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

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

.btn-outline:hover {
    background: var(--red-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-red);
}

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

.hero-stats {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--red-primary);
    line-height: 1;
    text-shadow: 0 0 20px var(--red-glow);
}

.stat-label {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 5px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: floatY 2s infinite;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--red-primary), transparent);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: var(--red-primary);
    animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(200%); }
}

@keyframes floatY {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -10px); }
}

/* ============================================
   SECTIONS - GENERAL
   ============================================ */
.section {
    padding: 100px 30px;
    position: relative;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-display);
    color: var(--red-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: 3px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 15px;
    background: linear-gradient(180deg, #ffffff 0%, #999 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    text-transform: uppercase;
}

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

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    aspect-ratio: 1;
    background: var(--gradient-red);
    border-radius: var(--radius-lg);
    padding: 4px;
    transform: rotate(-2deg);
    transition: transform var(--transition-slow);
}

.image-frame:hover {
    transform: rotate(0deg);
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-card);
    border-radius: calc(var(--radius-lg) - 4px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8rem;
    color: var(--red-primary);
    position: relative;
    overflow: hidden;
}

.image-placeholder::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--red-primary), transparent);
    animation: rotate 4s linear infinite;
    opacity: 0.1;
}

@keyframes rotate {
    to { transform: rotate(360deg); }
}

.frame-corner {
    position: absolute;
    width: 30px;
    height: 30px;
    border: 3px solid var(--red-primary);
}

.frame-corner.tl { top: -10px; left: -10px; border-right: 0; border-bottom: 0; }
.frame-corner.tr { top: -10px; right: -10px; border-left: 0; border-bottom: 0; }
.frame-corner.bl { bottom: -10px; left: -10px; border-right: 0; border-top: 0; }
.frame-corner.br { bottom: -10px; right: -10px; border-left: 0; border-top: 0; }

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--gradient-red);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-glow);
    animation: floatY 3s infinite;
}

.exp-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}

.exp-text {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    text-align: center;
    line-height: 1.2;
    margin-top: 4px;
}

.about-heading {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 25px;
    line-height: 1.2;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 1.05rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 30px;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
}

.skill-item:hover {
    border-color: var(--red-primary);
    transform: translateY(-3px);
    background: var(--bg-elevated);
    box-shadow: 0 5px 20px rgba(255, 0, 51, 0.2);
}

.skill-icon {
    width: 40px;
    height: 40px;
    background: var(--red-soft);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--red-primary);
    font-size: 1.2rem;
    transition: all var(--transition-base);
}

.skill-item:hover .skill-icon {
    background: var(--red-primary);
    color: white;
    transform: rotate(360deg);
}

.skill-item span {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    background: var(--bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    transition: all var(--transition-base);
    overflow: hidden;
    transform-style: preserve-3d;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--red-soft) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(50%, -50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--red-primary);
    box-shadow: 0 20px 50px rgba(255, 0, 51, 0.2);
}

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

.service-card:hover::after {
    opacity: 1;
}

.service-card.featured {
    background: var(--bg-elevated);
    border-color: var(--red-primary);
    box-shadow: 0 0 30px rgba(255, 0, 51, 0.15);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--gradient-red);
    color: white;
    padding: 5px 40px;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    transform: rotate(45deg);
    box-shadow: 0 5px 15px rgba(255, 0, 51, 0.5);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--red-soft);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: var(--red-primary);
    margin-bottom: 25px;
    transition: all var(--transition-base);
    position: relative;
    z-index: 1;
}

.service-card:hover .service-icon {
    background: var(--gradient-red);
    color: white;
    transform: rotateY(180deg);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.service-features {
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.service-features i {
    color: var(--red-primary);
    font-size: 0.8rem;
}

.service-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    margin-bottom: 20px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}

.price-label {
    font-family: var(--font-heading);
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

.price-value {
    font-family: var(--font-display);
    color: var(--red-primary);
    font-size: 1.5rem;
    font-weight: 700;
    text-shadow: 0 0 10px var(--red-glow);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--red-primary);
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
    transition: gap var(--transition-base);
}

.service-link:hover {
    gap: 15px;
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.portfolio {
    background: var(--bg-secondary);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--gradient-red);
    color: white;
    border-color: var(--red-primary);
    box-shadow: var(--shadow-red);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
}

.portfolio-item.hidden {
    display: none;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--red-primary);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.portfolio-placeholder::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--red-primary), transparent);
    opacity: 0.1;
    animation: rotate 8s linear infinite;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.95), transparent);
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

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

.portfolio-item:hover {
    box-shadow: 0 20px 50px rgba(255, 0, 51, 0.3);
}

.portfolio-overlay h4 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 5px;
}

.portfolio-overlay p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.portfolio-link {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: var(--gradient-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transform: scale(0) rotate(-180deg);
    transition: all var(--transition-base);
    opacity: 0;
}

.portfolio-item:hover .portfolio-link {
    transform: scale(1) rotate(0deg);
    opacity: 1;
}

/* ============================================
   ASSISTANT SECTION
   ============================================ */
.assistant {
    background: var(--bg-primary);
}

.assistant-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    position: relative;
}

.assistant-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-red);
}

.assistant-header {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 15px;
    padding: 20px 30px;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-color);
}

.assistant-avatar {
    position: relative;
    width: 50px;
    height: 50px;
    background: var(--gradient-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 0 20px var(--red-glow);
}

.avatar-pulse {
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    border: 2px solid var(--red-primary);
    animation: avatarPulse 2s infinite;
}

@keyframes avatarPulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.assistant-info h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
}

.online-status {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00cc66;
    border-radius: 50%;
    box-shadow: 0 0 10px #00cc66;
    animation: pulse 2s infinite;
}

.chat-container {
    display: flex;
    flex-direction: column;
    height: 500px;
}

.chat-messages {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.message {
    display: flex;
    max-width: 80%;
    animation: messageSlide 0.4s ease;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bot-message {
    align-self: flex-start;
}

.user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-content {
    padding: 15px 20px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    line-height: 1.6;
}

.bot-message .message-content {
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-top-left-radius: 4px;
}

.user-message .message-content {
    background: var(--gradient-red);
    color: white;
    border-top-right-radius: 4px;
    box-shadow: 0 5px 15px var(--red-glow);
}

.typing-indicator {
    display: flex;
    gap: 5px;
    padding: 15px 20px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    border-top-left-radius: 4px;
    align-self: flex-start;
    max-width: 80px;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--red-primary);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-10px); opacity: 1; }
}

.chat-input-container {
    display: flex;
    padding: 20px 30px;
    gap: 12px;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border-color);
}

#chatInput {
    flex: 1;
    padding: 15px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition-base);
}

#chatInput:focus {
    border-color: var(--red-primary);
    box-shadow: 0 0 0 3px var(--red-soft);
}

.send-btn {
    width: 50px;
    height: 50px;
    background: var(--gradient-red);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-red);
}

.send-btn:hover {
    transform: scale(1.05) rotate(15deg);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.result-box {
    padding: 50px 30px;
    text-align: center;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border-color);
}

.result-box h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 25px;
    color: var(--red-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

#generatedSentence {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 30px;
    padding: 30px;
    background: var(--bg-card);
    border-left: 4px solid var(--red-primary);
    border-radius: var(--radius-md);
    text-align: left;
    font-style: italic;
    animation: fadeInUp 0.6s ease;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform var(--transition-base);
}

.contact-item:hover {
    transform: translateX(10px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--red-soft);
    border: 1px solid var(--border-red);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--red-primary);
    font-size: 1.3rem;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.contact-item:hover .contact-icon {
    background: var(--gradient-red);
    color: white;
    transform: rotate(360deg);
}

.contact-item span {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: var(--font-heading);
    margin-bottom: 3px;
}

.contact-item a {
    color: var(--text-primary);
    font-size: 1.05rem;
    transition: color var(--transition-base);
}

.contact-item a:hover {
    color: var(--red-primary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-red);
    color: white;
    border-color: var(--red-primary);
    transform: translateY(-5px) rotate(360deg);
    box-shadow: var(--shadow-red);
}

.contact-form {
    background: var(--bg-card);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 0 10px 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-base);
    resize: vertical;
}

.form-group textarea {
    min-height: 120px;
    font-family: var(--font-body);
}

.form-group label {
    position: absolute;
    left: 0;
    top: 15px;
    color: var(--text-muted);
    pointer-events: none;
    transition: all var(--transition-base);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    font-family: var(--font-heading);
}

.form-group input:focus,
.form-group input:valid,
.form-group textarea:focus,
.form-group textarea:valid {
    border-bottom-color: var(--red-primary);
}

.form-group input:focus ~ label,
.form-group input:valid ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:valid ~ label {
    top: -10px;
    font-size: 0.75rem;
    color: var(--red-primary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-primary);
    padding: 60px 30px 30px;
    border-top: 1px solid var(--border-color);
}

.footer .container {
    max-width: 1280px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 20px;
    display: inline-flex;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 300px;
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    transition: all var(--transition-base);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--red-primary);
    transform: translateX(5px);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-red);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-red);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px) scale(1.1);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-image {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        padding: 50px 30px;
        transition: right var(--transition-base);
        border-left: 1px solid var(--border-red);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section {
        padding: 60px 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        justify-content: center;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 20px 60px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .service-card {
        padding: 30px 20px;
    }
}

/* ============================================
   ANIMATIONS - REVEAL ON SCROLL
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   AI ASSISTANT - CHAT STYLES
   ============================================ */
.assistant-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-red);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.assistant-header {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 16px;
    padding: 20px 24px;
    background: linear-gradient(135deg, rgba(255, 0, 51, 0.15) 0%, rgba(255, 0, 51, 0.05) 100%);
    border-bottom: 1px solid var(--border-red);
}

.assistant-avatar {
    position: relative;
    width: 50px;
    height: 50px;
    background: var(--gradient-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.avatar-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--red-primary);
    animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.4); opacity: 0; }
}

.assistant-info h4 {
    color: var(--text-primary);
    margin: 0;
    font-family: var(--font-heading);
    font-size: 18px;
}

.online-status {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 13px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #28a745;
    border-radius: 50%;
    box-shadow: 0 0 10px #28a745;
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-container {
    display: flex;
    flex-direction: column;
    height: 450px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-messages::-webkit-scrollbar {
    width: 6px;
}

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

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--red-primary);
    border-radius: 3px;
}

.message {
    display: flex;
    animation: messageSlide 0.3s ease;
    max-width: 80%;
}

@keyframes messageSlide {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.bot-message {
    align-self: flex-start;
}

.user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-content {
    padding: 12px 18px;
    border-radius: 18px;
    line-height: 1.5;
    font-size: 15px;
}

.bot-message .message-content {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-color);
}

.user-message .message-content {
    background: var(--gradient-red);
    color: white;
    border-bottom-right-radius: 4px;
}

.message-content p {
    margin: 0;
    white-space: pre-line;
    word-wrap: break-word;
}

.chat-input-container {
    display: flex;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

#chatInput {
    flex: 1;
    padding: 12px 18px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
    transition: all var(--transition-base);
}

#chatInput:focus {
    border-color: var(--red-primary);
    box-shadow: 0 0 0 3px var(--red-soft);
}

#chatInput::placeholder {
    color: var(--text-muted);
}

.send-btn {
    width: 48px;
    height: 48px;
    background: var(--gradient-red);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.send-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-red);
}

.send-btn:active {
    transform: scale(0.95);
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 4px 0;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: var(--red-primary);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite;
}

.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-8px); opacity: 1; }
}

.ai-config-note {
    padding: 16px 20px;
    background: rgba(255, 0, 51, 0.05);
    border-top: 1px solid var(--border-color);
}

.ai-config-note p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.5;
}

.ai-config-note i {
    color: var(--red-primary);
    margin-right: 6px;
}

.ai-config-note code {
    background: var(--bg-elevated);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--red-primary);
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

/* Rainbow Easter Egg Animation */
@keyframes rainbow {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}