/* ==========================================================================
   Theme System - Dark Modern Theme with Glow Effects
   Ispirato al portfolio Angular professionale
   ========================================================================== */

:root {
    /* Dark Theme Base Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: #16161f;
    --bg-card-hover: #1e1e2a;
    
    /* Accent Colors - Neon Green/Purple */
    --primary-color: #00ff88;
    --primary-glow: rgba(0, 255, 136, 0.3);
    --primary-dark: #00cc6a;
    --secondary-color: #a855f7;
    --secondary-glow: rgba(168, 85, 247, 0.3);
    --accent-color: #00ff88;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    --gradient-secondary: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
    --gradient-hero: linear-gradient(180deg, #0a0a0f 0%, #12121a 50%, #0a0a0f 100%);
    --gradient-card: linear-gradient(145deg, rgba(26, 26, 37, 0.6) 0%, rgba(22, 22, 31, 0.8) 100%);
    
    /* Borders */
    --border-color: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(0, 255, 136, 0.5);
    
    /* Shadows & Glows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --glow-primary: 0 0 20px rgba(0, 255, 136, 0.4), 0 0 40px rgba(0, 255, 136, 0.2);
    --glow-secondary: 0 0 20px rgba(168, 85, 247, 0.4), 0 0 40px rgba(168, 85, 247, 0.2);
    --glow-text: 0 0 10px rgba(0, 255, 136, 0.5);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --section-padding: 100px;
    --container-padding: 20px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

/* ==========================================================================
   Global Base Styles
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: var(--bg-primary);
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary) !important;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--text-primary);
    text-shadow: var(--glow-text);
}

/* Gradient Text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* ==========================================================================
   Navbar
   ========================================================================== */

.navbar {
    background: rgba(10, 10, 15, 0.8) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0 !important;
    transition: var(--transition-normal);
}

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

.navbar-brand {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    color: var(--primary-color);
}

.navbar-brand:hover {
    color: var(--primary-color) !important;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: 0.5rem 1.25rem !important;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-fast);
    transform: translateX(-50%);
    box-shadow: var(--glow-primary);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.navbar-toggler {
    border: 1px solid var(--primary-color) !important;
    padding: 0.5rem;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2300ff88' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--bg-primary) !important;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(0, 255, 136, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168, 85, 247, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: var(--radius-xl);
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 5px rgba(0, 255, 136, 0.3); }
    50% { box-shadow: 0 0 20px rgba(0, 255, 136, 0.5); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 0.5rem;
    line-height: 1.1;
}

.hero-title .name {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.typing-text {
    color: var(--primary-color);
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-avatar {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 3px solid var(--primary-color);
    box-shadow: var(--glow-primary);
    object-fit: cover;
    background: var(--bg-tertiary);
    animation: float 6s ease-in-out infinite;
}

.avatar-placeholder {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 3px solid var(--primary-color);
    box-shadow: var(--glow-primary);
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-card));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--primary-color);
    animation: float 6s ease-in-out infinite;
    margin: 0 auto;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary) !important;
    color: var(--bg-primary) !important;
    border: none !important;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-primary) !important;
}

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

.btn-outline-primary:hover {
    background: var(--primary-color) !important;
    color: var(--bg-primary) !important;
    transform: translateY(-3px);
    box-shadow: var(--glow-primary) !important;
}

.btn-secondary {
    background: var(--gradient-secondary) !important;
    color: var(--text-primary) !important;
    border: none !important;
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-secondary) !important;
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
}

/* ==========================================================================
   Sections
   ========================================================================== */

section {
    padding: var(--section-padding) 0;
    position: relative;
    background: var(--bg-primary);
}

.section-dark {
    background: var(--bg-secondary) !important;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: var(--radius-xl);
    color: var(--primary-color);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    color: var(--text-primary) !important;
    margin-bottom: 1rem;
}

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

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    overflow: hidden;
    transition: var(--transition-normal);
    height: 100%;
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color) !important;
    box-shadow: var(--glow-primary);
}

.card-body {
    padding: 1.5rem !important;
}

.card-title {
    color: var(--text-primary) !important;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

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

/* Project Cards */
.project-card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    overflow: hidden;
    transition: var(--transition-normal);
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 255, 136, 0.5) !important;
    box-shadow: var(--glow-primary);
}

.project-card .card-img-top {
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
}

.project-card .img-placeholder {
    height: 200px;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 3rem;
}

.project-category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 255, 136, 0.15);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: var(--radius-xl);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.tech-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: var(--radius-sm);
    color: var(--secondary-color);
    font-size: 0.75rem;
    font-weight: 500;
}

/* ==========================================================================
   Skills Section
   ========================================================================== */

.skills-section {
    background: var(--bg-secondary) !important;
}

.skill-category {
    margin-bottom: 3rem;
}

.skill-category-title {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.skill-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: var(--transition-normal);
}

.skill-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.1);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.skill-name {
    color: var(--text-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-name i {
    color: var(--primary-color);
}

.skill-percentage {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
}

.progress {
    height: 8px !important;
    background: var(--bg-tertiary) !important;
    border-radius: 4px !important;
    overflow: hidden !important;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3);
}

.progress-bar {
    background: var(--gradient-primary) !important;
    border-radius: 4px !important;
    position: relative;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
    transition: width 1.5s ease-in-out;
    width: 0%;
}

/* ==========================================================================
   Experience Timeline
   ========================================================================== */

.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    box-shadow: var(--glow-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
    padding: 0 3rem;
}

.timeline-item:nth-child(odd) {
    margin-left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
}

.timeline-dot {
    position: absolute;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border: 4px solid var(--bg-primary);
    border-radius: 50%;
    box-shadow: var(--glow-primary);
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -10px;
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: var(--transition-normal);
}

.timeline-content:hover {
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

.timeline-date {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 255, 136, 0.1);
    border-radius: var(--radius-sm);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.timeline-title {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.timeline-description {
    color: var(--text-muted);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 50px;
        padding-right: 0;
        margin-left: 0 !important;
        text-align: left !important;
    }
    
    .timeline-dot {
        left: 10px !important;
        right: auto !important;
    }
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact-section {
    background: var(--bg-primary) !important;
}

.contact-card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    padding: 2rem;
    height: 100%;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.contact-info-item:hover {
    border-color: var(--primary-color);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: var(--radius-md);
    color: var(--primary-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-details h5 {
    color: var(--text-primary) !important;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--text-muted) !important;
    margin: 0;
    font-size: 0.9rem;
}

/* Forms */
.form-control {
    background: var(--bg-tertiary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
    padding: 0.875rem 1rem !important;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1) !important;
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-secondary) !important;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* ==========================================================================
   Footer
   ========================================================================== */

footer {
    background: var(--bg-secondary) !important;
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1.5rem !important;
    color: var(--text-primary) !important;
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary) !important;
    margin-bottom: 1rem;
}

.footer-brand i {
    color: var(--primary-color);
}

.footer-text {
    color: var(--text-muted) !important;
    font-size: 0.95rem;
}

.footer-title {
    color: var(--text-primary) !important;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary) !important;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color) !important;
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary) !important;
    font-size: 1.1rem;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--bg-primary) !important;
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
}

.footer-bottom {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted) !important;
    font-size: 0.9rem;
}

/* ==========================================================================
   Scroll to Top
   ========================================================================== */

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

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

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-primary);
}

/* ==========================================================================
   Animations
   ========================================================================== */

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-slide-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease forwards;
}

/* Stagger delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* ==========================================================================
   Stats Section
   ========================================================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.stat-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.5rem;
    text-shadow: var(--glow-text);
}

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

/* ==========================================================================
   Page Headers
   ========================================================================== */

.page-header {
    background: var(--bg-secondary) !important;
    padding: 150px 0 80px;
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 70%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 30%, rgba(168, 85, 247, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.page-header h1 {
    color: var(--text-primary) !important;
    margin-bottom: 1rem;
}

.breadcrumb {
    background: transparent !important;
    justify-content: center;
    padding: 0;
    margin: 0;
}

.breadcrumb-item a {
    color: var(--text-muted) !important;
}

.breadcrumb-item.active {
    color: var(--primary-color) !important;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-muted);
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about-section {
    background: var(--bg-primary) !important;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary-color);
    box-shadow: var(--glow-primary);
}

.about-content h2 {
    color: var(--text-primary) !important;
}

.about-content .lead {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ==========================================================================
   Error Pages
   ========================================================================== */

.error-page {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--bg-primary);
}

.error-code {
    font-size: 10rem;
    font-weight: 900;
    line-height: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

/* ==========================================================================
   Filter Buttons
   ========================================================================== */

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--bg-primary);
}

/* ==========================================================================
   Alerts
   ========================================================================== */

.alert {
    background: var(--bg-card) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
}

.alert-success {
    border-color: var(--primary-color) !important;
    background: rgba(0, 255, 136, 0.1) !important;
}

.alert-danger {
    border-color: #ef4444 !important;
    background: rgba(239, 68, 68, 0.1) !important;
}

.alert-warning {
    border-color: #f59e0b !important;
    background: rgba(245, 158, 11, 0.1) !important;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 992px) {
    :root {
        --section-padding: 80px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
}

@media (max-width: 576px) {
    :root {
        --section-padding: 50px;
    }
    
    .section-header {
        margin-bottom: 2.5rem;
    }
}

/* ==========================================================================
   Glow Cursor
   ========================================================================== */

.glow-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s, border-color 0.3s;
    mix-blend-mode: difference;
}

.glow-cursor::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 5px;
    height: 5px;
    background: var(--primary);
    border-radius: 50%;
}

.glow-cursor.cursor-hover {
    width: 50px;
    height: 50px;
    border-color: var(--secondary);
}

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

/* ==========================================================================
   Scroll to Top Button
   ========================================================================== */

.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.3);
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.5);
}

/* ==========================================================================
   Page Loader
   ========================================================================== */

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

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

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ==========================================================================
   Glow Effects Enhancement
   ========================================================================== */

.glow-text {
    text-shadow: 0 0 10px currentColor;
}

.glow-box {
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
}

/* Navbar scroll state */
.navbar.scrolled {
    background: rgba(10, 10, 15, 0.98) !important;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   Utility Classes - Replace Inline Styles
   ========================================================================== */

/* Messages container spacing */
.messages-container {
    margin-top: 100px;
}

/* Footer icon color */
.footer-icon {
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.footer-icon:hover {
    color: var(--text-primary);
    text-shadow: var(--glow-text);
}

/* Avatar large size */
.avatar-large {
    width: 280px;
    height: 280px;
    font-size: 6rem;
}

/* Faded icon for empty states */
.icon-faded {
    opacity: 0.3;
}

/* Sticky sidebar for project details */
.sticky-sidebar {
    position: sticky;
    top: 100px;
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */

.testimonials-section {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.testimonials-carousel {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

.carousel-track {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    padding: 1rem;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
    transition: var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.quote-icon {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.testimonial-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    font-style: italic;
    margin: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.author-info h5 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.author-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.carousel-controls {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    .carousel-track {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        max-width: 100%;
    }
}