/* =============================================
   Steven Floresca - Personal Portfolio
   Original Design - 2024
   ============================================= */

/* CSS Variables */
:root {
    --primary-color: #00d4ff;
    --secondary-color: #7c3aed;
    --accent-color: #10b981;
    --dark-bg: #0a0a0f;
    --darker-bg: #050508;
    --card-bg: #12121a;
    --card-border: #1e1e2e;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --gradient-1: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --gradient-2: linear-gradient(135deg, #7c3aed 0%, #ec4899 100%);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
}

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

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

a:hover {
    color: var(--secondary-color);
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

.section-heading {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subheading {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    position: relative;
    padding-bottom: 0.75rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--gradient-1);
    border-radius: 2px;
}

/* =============================================
   Navigation
   ============================================= */
.navbar {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem 0;
    transition: var(--transition-normal);
}

.navbar.top-nav-collapse {
    background: rgba(10, 10, 15, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Navbar Container Layout */
.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

/* Hamburger Menu (Left) */
.hamburger-menu {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    transition: var(--transition-normal);
    flex-shrink: 0;
}

.hamburger-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition-normal);
}

.hamburger-menu:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--secondary-color);
}

.hamburger-menu:hover .hamburger-bar {
    background: var(--secondary-color);
}

.hamburger-menu.active {
    background: var(--primary-color);
}

.hamburger-menu.active .hamburger-bar {
    background: var(--dark-bg);
}

/* Navigation Center */
.navbar-center {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    gap: 0.5rem;
}

/* Navbar Right Section */
.navbar-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

/* Music Toggle Button */
.music-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    cursor: pointer;
    margin-left: 0.5rem;
    transition: var(--transition-fast);
}

.music-toggle:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--dark-bg);
    transform: scale(1.1);
}

.music-toggle i {
    font-size: 1rem;
}

.nav-logo {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
    padding: 2px;
    transition: var(--transition-fast);
}

.nav-logo:hover {
    border-color: var(--secondary-color);
    transform: scale(1.05);
}

/* Navigation Links */
.navbar .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: var(--transition-fast);
}

.navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: var(--transition-fast);
    transform: translateX(-50%);
}

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

.navbar .nav-link:hover::after,
.navbar .nav-link.active::after {
    width: 80%;
}

/* Social Links in Nav */
.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    margin-left: 0.5rem;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

/* Offcanvas Menu (Mobile) */
.offcanvas-collapse {
    position: fixed;
    top: 70px;
    bottom: 0;
    left: 100%;
    width: 100%;
    padding: 2rem;
    background: var(--darker-bg);
    visibility: hidden;
    transition: transform 0.3s ease, visibility 0.3s ease;
    overflow-y: auto;
}

.offcanvas-collapse.open {
    visibility: visible;
    transform: translateX(-100%);
}

/* =============================================
   Hero Section
   ============================================= */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(rgba(10, 10, 15, 0.7), rgba(10, 10, 15, 0.9)), url('../images/header-background.jpg') center center no-repeat;
    background-size: cover;
    background-attachment: fixed;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(124, 58, 237, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: 5rem;
}

/* Glitch Effect for Title */
.glitch-wrapper {
    position: relative;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: glitch-skew 4s infinite linear alternate-reverse;
}

.hero-title.glitch {
    position: relative;
}

.hero-title.glitch::before,
.hero-title.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-title.glitch::before {
    color: #00d4ff;
    background: none;
    -webkit-text-fill-color: #00d4ff;
    text-shadow: 0 0 10px #00d4ff;
    animation: glitch-blue 2s infinite linear alternate-reverse;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
    transform: translate(-3px, -2px);
}

.hero-title.glitch::after {
    color: #ff0080;
    background: none;
    -webkit-text-fill-color: #ff0080;
    text-shadow: 0 0 10px #ff0080;
    animation: glitch-red 3s infinite linear alternate-reverse;
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
    transform: translate(3px, 2px);
}

@keyframes glitch-effect {
    0%, 100% { opacity: 1; transform: translate(0); }
    20% { opacity: 0.8; transform: translate(-2px, 2px); }
    40% { opacity: 1; transform: translate(2px, -2px); }
    60% { opacity: 0.8; transform: translate(-2px, -2px); }
    80% { opacity: 1; transform: translate(2px, 2px); }
}

@keyframes glitch-blue {
    0% { transform: translate(-3px, -2px); opacity: 0.8; }
    20% { transform: translate(3px, 0); opacity: 0.9; }
    40% { transform: translate(-2px, -3px); opacity: 0.7; }
    60% { transform: translate(2px, 2px); opacity: 0.85; }
    80% { transform: translate(-3px, 0); opacity: 0.9; }
    100% { transform: translate(0, -2px); opacity: 0.8; }
}

@keyframes glitch-red {
    0% { transform: translate(3px, 2px); opacity: 0.8; }
    20% { transform: translate(-3px, 0); opacity: 0.9; }
    40% { transform: translate(2px, 3px); opacity: 0.7; }
    60% { transform: translate(-2px, -2px); opacity: 0.85; }
    80% { transform: translate(3px, 0); opacity: 0.9; }
    100% { transform: translate(0, 2px); opacity: 0.8; }
}

@keyframes glitch-skew {
    0%, 100% { transform: skew(0deg); }
    30% { transform: skew(0.5deg); }
    60% { transform: skew(-0.5deg); }
}

.hero-subtitle {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.hero-subtitle .separator {
    color: var(--primary-color);
    opacity: 0.5;
}

.hero-subtitle .typing-text {
    color: var(--text-secondary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin-bottom: 2rem;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-primary-custom {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--gradient-1);
    color: var(--dark-bg);
    font-weight: 600;
    font-family: var(--font-mono);
    border-radius: 8px;
    transition: var(--transition-normal);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
    color: var(--dark-bg);
}

.btn-secondary-custom {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--text-primary);
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    transition: var(--transition-normal);
}

.btn-secondary-custom:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* =============================================
   About Section
   ============================================= */
.about-section {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.profile-card {
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--card-border);
    height: 100%;
}

.profile-name {
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.profile-aka {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.profile-alias {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.profile-bio {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.profile-bio strong {
    color: var(--primary-color);
}

/* Profile Photo */
.profile-photo-wrapper {
    width: 180px;
    height: 180px;
    margin: 0 auto 1.5rem;
    position: relative;
    border-radius: 50%;
    padding: 4px;
    background: var(--gradient-1);
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    filter: grayscale(20%) contrast(1.1);
    transition: var(--transition-normal);
}

.profile-photo-wrapper:hover .profile-photo {
    filter: grayscale(0%) contrast(1);
    transform: scale(1.02);
}

/* Profile Credentials List */
.profile-creds {
    list-style: none;
    padding: 0;
    margin: 1rem 0 1.5rem;
}

.profile-creds li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.profile-creds li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Certifications Grid */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.cert-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition-normal);
}

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

.cert-link {
    display: block;
    margin-bottom: 1rem;
}

.cert-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1.4;
}

.cert-badge {
    margin: 1rem 0;
}

.cert-badge img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    border-radius: 8px;
    transition: var(--transition-normal);
}

.cert-card:hover .cert-badge img {
    transform: scale(1.05);
}

.cert-merit {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-color);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 0.75rem;
}

.cert-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.cert-verify-btn {
    display: inline-block;
    padding: 0.6rem 1.5rem;
    background: var(--gradient-1);
    color: var(--dark-bg);
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: 6px;
    transition: var(--transition-normal);
}

.cert-verify-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
    color: var(--dark-bg);
}

/* Coming Soon Card */
.cert-card.coming-soon {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
    border-style: dashed;
    border-color: rgba(255, 255, 255, 0.1);
}

.coming-soon-content {
    text-align: center;
}

.coming-soon-icon {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.coming-soon-text {
    display: block;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.coming-soon-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    opacity: 0.7;
}

/* Achievement Banner */
.achievement-banner {
    margin-top: 3rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    text-align: center;
}

.achievement-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.achievement-link i {
    color: #fbbf24;
    font-size: 1.5rem;
}

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

/* =============================================
   Profiles & Writeups Section
   ============================================= */
.profiles-section {
    padding: 5rem 0;
    background: var(--dark-bg);
}

.profiles-card,
.writeups-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
}

/* Profile Links */
.profile-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.profile-link-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.profile-link-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

.profile-link-item span {
    flex: 1;
    font-weight: 500;
}

.profile-link-item i.fa-external-link-alt {
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.profile-link-item:hover {
    background: rgba(0, 212, 255, 0.05);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.profile-link-item:hover i.fa-external-link-alt {
    color: var(--primary-color);
}

/* Writeups List */
.writeups-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.writeup-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.writeup-item:hover {
    background: rgba(0, 212, 255, 0.05);
    border-color: var(--primary-color);
}

.writeup-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-1);
    border-radius: 12px;
    flex-shrink: 0;
}

.writeup-icon i {
    font-size: 1.25rem;
    color: var(--dark-bg);
}

.writeup-content {
    flex: 1;
}

.writeup-content h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.writeup-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.writeup-platform {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.writeup-platform i {
    margin-right: 0.25rem;
}

.writeup-arrow {
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.writeup-item:hover .writeup-arrow {
    color: var(--primary-color);
    transform: translateX(5px);
}

.placeholder-writeup {
    opacity: 0.6;
    border-style: dashed;
}

.placeholder-writeup .writeup-icon {
    background: rgba(255, 255, 255, 0.1);
}

.placeholder-writeup .writeup-icon i {
    color: var(--text-muted);
}

/* =============================================
   Companies Section
   ============================================= */
.companies-section {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.company-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition-normal);
}

.company-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.company-logo {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.company-logo img {
    max-height: 60px;
    max-width: 150px;
    object-fit: contain;
    filter: grayscale(100%) brightness(1.2);
    opacity: 0.8;
    transition: var(--transition-normal);
}

.company-card:hover .company-logo img {
    filter: grayscale(0%) brightness(1);
    opacity: 1;
}

.company-card h4 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.company-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.companies-note {
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

/* =============================================
   Testimonials Section
   ============================================= */
.testimonials-section {
    padding: 6rem 0;
    background: var(--dark-bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.quote-icon {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    color: var(--primary-color);
    opacity: 0.2;
    font-size: 2rem;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    font-size: 3rem;
    color: var(--text-muted);
}

.author-info h5 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.author-info span {
    display: block;
    font-size: 0.85rem;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.author-info small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* =============================================
   Contact Section
   ============================================= */
.contact-section {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
}

.contact-info {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-item {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50px;
}

.contact-item i {
    color: var(--primary-color);
}

.contact-item a {
    color: var(--text-primary);
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    padding-top: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-fast);
}

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

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 212, 255, 0.03);
}

.form-label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    pointer-events: none;
    transition: var(--transition-fast);
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label,
.form-textarea:focus + .form-label,
.form-textarea:not(:placeholder-shown) + .form-label {
    top: 0.25rem;
    font-size: 0.7rem;
    color: var(--primary-color);
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 1rem 2rem;
    background: var(--gradient-1);
    color: var(--dark-bg);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}

/* =============================================
   Footer
   ============================================= */
.footer-section {
    padding: 3rem 0;
    background: var(--darker-bg);
    border-top: 1px solid var(--card-border);
}

.footer-content {
    text-align: center;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: var(--transition-normal);
}

.footer-social-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-3px);
}

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

/* =============================================
   Back to Top Button
   ============================================= */
a.back-to-top {
    position: fixed;
    z-index: 999;
    right: 20px;
    bottom: 20px;
    display: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-1);
    color: var(--dark-bg);
    text-align: center;
    line-height: 50px;
    font-size: 1.25rem;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
    transition: var(--transition-normal);
    text-indent: -9999px;
    background-image: url('../images/up-arrow.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: 18px;
}

a.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.5);
}

/* =============================================
   Responsive Styles
   ============================================= */
@media (min-width: 992px) {
    .offcanvas-collapse {
        position: static;
        visibility: visible;
        background: transparent;
        padding: 0;
        flex: 1;
        display: flex;
        justify-content: center;
    }

    .navbar .navbar-nav {
        flex-direction: row;
    }

    .navbar-center {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 991px) {
    .navbar-center {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .offcanvas-collapse {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--darker-bg);
        padding: 2rem;
        visibility: hidden;
        opacity: 0;
        transform: translateY(-20px);
        transition: all 0.3s ease;
        z-index: 1000;
    }

    .offcanvas-collapse.open {
        visibility: visible;
        opacity: 1;
        transform: translateY(0);
    }

    .navbar-right {
        margin-left: auto;
    }
}

@media (max-width: 991px) {
    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-heading {
        font-size: 2rem;
    }

    .profile-card {
        margin-bottom: 2rem;
    }

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

    .profiles-card {
        margin-bottom: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-content {
        padding-top: 3rem;
    }

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

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

    .btn-primary-custom,
    .btn-secondary-custom {
        width: 100%;
        justify-content: center;
    }

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

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

/* =============================================
   Animation Utilities
   ============================================= */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

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

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

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

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