/* Base Variables & Design Tokens */
:root {
    --bg-color: #080c14;
    --card-bg: rgba(13, 20, 35, 0.5);
    --border-color: rgba(0, 229, 255, 0.15);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent-primary: #00E5FF;
    --accent-primary-rgb: 0, 229, 255;
    --accent-secondary: #D500F9;
    --accent-secondary-rgb: 213, 0, 249;
    --card-width: 450px;
    --card-height: 260px;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset and Global Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, .logo-text, .brand-top, .brand-bottom {
    font-family: 'Outfit', sans-serif;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Rich Background Aesthetics */
.glow-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    overflow: hidden;
    pointer-events: none;
}

.glow-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.25;
}

.sphere-1 {
    top: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(var(--accent-primary-rgb), 0.6) 0%, transparent 70%);
    animation: floating 12s ease-in-out infinite alternate;
}

.sphere-2 {
    bottom: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(var(--accent-secondary-rgb), 0.5) 0%, transparent 70%);
    animation: floating 16s ease-in-out infinite alternate-reverse;
}

.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

@keyframes floating {
    0% { transform: translateY(0) scale(1); }
    100% { transform: translateY(-40px) scale(1.1); }
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(8, 12, 20, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--accent-primary);
    filter: drop-shadow(0 0 8px rgba(var(--accent-primary-rgb), 0.6));
}

.logo-text {
    font-weight: 900;
    font-size: 1.25rem;
    color: var(--text-primary);
    letter-spacing: 1px;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--accent-primary);
    text-shadow: 0 0 10px rgba(var(--accent-primary-rgb), 0.3);
}

.btn-contact {
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--accent-primary);
    border-radius: 50px;
    color: var(--accent-primary) !important;
    background: rgba(var(--accent-primary-rgb), 0.05);
}

.btn-contact:hover {
    background: var(--accent-primary);
    color: var(--bg-color) !important;
    box-shadow: 0 0 15px rgba(var(--accent-primary-rgb), 0.4);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    padding-top: 180px;
    padding-bottom: 120px;
    text-align: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(var(--accent-primary-rgb), 0.1);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 3rem auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, rgba(var(--accent-primary-rgb), 0.8) 100%);
    color: #050a12;
    border: none;
    box-shadow: 0 4px 20px rgba(var(--accent-primary-rgb), 0.3);
}

.btn-primary:hover {
    box-shadow: 0 8px 30px rgba(var(--accent-primary-rgb), 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Services */
.services-section, .projects-section, .card-section, .contact-section {
    padding: 100px 0;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

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

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

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px rgba(var(--accent-primary-rgb), 0.1);
    transform: translateY(-5px);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(var(--accent-primary-rgb), 0.1);
    color: var(--accent-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

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

/* Security Spotlight */
.security-spotlight {
    margin-top: 2.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.security-spotlight-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
}

.security-spotlight-content {
    padding: 3rem;
}

.security-spotlight-content h3 {
    font-size: 1.75rem;
    margin: 0.75rem 0 1rem;
}

@media (max-width: 768px) {
    .security-spotlight-content {
        padding: 2rem;
    }
}

/* Philosophy Section */
.philosophy-section {
    padding: 100px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.philosophy-stack {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.philosophy-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.015) 0%, rgba(255, 255, 255, 0.005) 100%);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
    overflow: hidden;
    transition: var(--transition);
}

.philosophy-card:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.philosophy-card:nth-child(even) .philosophy-image {
    order: 2;
}

.philosophy-card:nth-child(even) .philosophy-content {
    order: 1;
}

.philosophy-card:hover {
    border-color: rgba(var(--accent-primary-rgb), 0.2);
    background: rgba(255, 255, 255, 0.02);
    transform: translateY(-3px);
}

.philosophy-image {
    width: 100%;
    height: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    filter: grayscale(55%) brightness(0.8) contrast(1.05);
    transition: var(--transition);
}

.philosophy-card:hover .philosophy-image {
    filter: grayscale(0%) brightness(0.95) contrast(1.05);
}

.philosophy-content {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.phi-num {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    color: rgba(var(--accent-primary-rgb), 0.15);
    line-height: 1;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.philosophy-card:hover .phi-num {
    color: rgba(var(--accent-primary-rgb), 0.35);
    text-shadow: 0 0 15px rgba(var(--accent-primary-rgb), 0.2);
}

.philosophy-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.philosophy-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .philosophy-card,
    .philosophy-card:nth-child(even) {
        grid-template-columns: 1fr;
    }
    .philosophy-card:nth-child(even) .philosophy-image,
    .philosophy-card:nth-child(even) .philosophy-content {
        order: initial;
    }
    .philosophy-content {
        padding: 2rem;
    }
}

/* IP & Projects */
.projects-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.project-item {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
}

.project-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary));
}

.project-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.project-item h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.project-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 800px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    list-style: none;
}

.project-tech li {
    padding: 0.3rem 0.8rem;
    background: rgba(var(--accent-primary-rgb), 0.05);
    border: 1px solid rgba(var(--accent-primary-rgb), 0.1);
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-primary);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1.5rem;
    color: var(--accent-primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.project-link:hover {
    border-bottom-color: var(--accent-primary);
}

/* Leadership & Experience Section */
.experience-section {
    padding: 100px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.experience-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.founder-bio {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.bio-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(var(--accent-primary-rgb), 0.1);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.founder-bio h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.bio-text {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.skills-mini-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    padding: 0.4rem 0.9rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-primary);
}

/* Timeline */
.experience-timeline {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    position: relative;
    padding-left: 2rem;
}

.experience-timeline::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 0;
    width: 2px;
    height: 90%;
    background: rgba(255, 255, 255, 0.08);
}

.timeline-item {
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 6px;
    left: -2.35rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 10px rgba(var(--accent-primary-rgb), 0.8);
}

.timeline-date {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 0.4rem;
}

.timeline-item h4 {
    font-size: 1.25rem;
    margin-bottom: 0.2rem;
    color: var(--text-primary);
}

.timeline-company {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

@media (max-width: 992px) {
    .experience-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Business Card Section & Visualizer */
.card-workspace {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

/* Card Container with Perspective */
.card-container {
    width: var(--card-width);
    height: var(--card-height);
    perspective: 1500px;
    cursor: pointer;
    transform-style: preserve-3d;
    position: relative;
    transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card-container.flipped {
    transform: rotateY(180deg);
}

.card-side {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 4px;
    border: 1px solid #dcd8cf;
    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    background: #faf9f6; /* Premium Ivory/Off-white */
    color: #1a1a1a;
}

.card-glass-noise {
    display: none;
}

/* Front Styling */
.card-front {
    z-index: 2;
    transform: rotateY(0deg);
}

.card-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 2;
}

.card-logo-icon {
    font-size: 2rem;
    color: #111111;
}

.card-logo-text {
    display: flex;
    flex-direction: column;
}

.brand-top {
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: 2.5px;
    color: #111111;
    line-height: 1.1;
}

.brand-bottom {
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 3.5px;
    color: #666666;
}

.card-footer {
    z-index: 2;
}

.card-holder {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 0.15rem;
    color: #111111;
}

.card-job {
    font-size: 0.75rem;
    color: #555555;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

.chip-glow {
    display: none;
}

/* Back Styling */
.card-back {
    transform: rotateY(180deg);
}

.card-details {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    z-index: 2;
}

.details-header {
    border-bottom: 1px solid #e8e4db;
    padding-bottom: 0.8rem;
}

.details-header h3 {
    font-size: 1.1rem;
    letter-spacing: 1px;
    color: #111111;
    font-weight: 700;
}

.details-header p {
    font-size: 0.65rem;
    color: #666666;
    letter-spacing: 1px;
}

.contact-rows {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    margin-top: 0.5rem;
}

.contact-row {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.85rem;
    color: #333333;
}

.contact-row i {
    color: #111111;
    width: 16px;
    text-align: center;
}

/* Card Controls */
.card-controls {
    display: flex;
    gap: 1rem;
}

.btn-action {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.btn-action:hover {
    background: rgba(var(--accent-primary-rgb), 0.08);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Contact Form */
.contact-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 4rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.office-details p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input, .form-group textarea {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 10px rgba(var(--accent-primary-rgb), 0.15);
}

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 1rem;
}

/* Footer */
footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3rem 0;
    background: #04060b;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-align: center;
}

.legal-note {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    .contact-card {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 3rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        height: 70px;
    }
    .nav-container {
        height: 70px;
    }
    .nav-menu {
        display: none; /* Hide default nav menu on mobile */
    }
    .mobile-toggle {
        display: block;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    :root {
        --card-width: 320px;
        --card-height: 185px;
    }
    .card-side {
        padding: 1.2rem;
    }
    .brand-top {
        font-size: 1.05rem;
    }
    .brand-bottom {
        font-size: 0.6rem;
        letter-spacing: 2px;
    }
    .card-holder {
        font-size: 0.95rem;
    }
    .card-job {
        font-size: 0.6rem;
    }
    .details-header h3 {
        font-size: 0.85rem;
    }
    .details-header p {
        font-size: 0.55rem;
    }
    .contact-row {
        font-size: 0.65rem;
        gap: 0.5rem;
    }
}

/* Print Styling for PDF Export / Printing of Business Card */
@media print {
    body * {
        visibility: hidden;
    }
    #business-card, #business-card * {
        visibility: visible;
    }
    #business-card {
        position: absolute;
        left: 0;
        top: 0;
        width: 3.5in !important;
        height: 2.0in !important;
        border: 1px solid #000 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
    }
    .card-side {
        border: none !important;
        background: #fff !important;
        color: #000 !important;
        width: 3.5in !important;
        height: 2.0in !important;
        padding: 0.25in !important;
    }
    .card-front {
        page-break-after: always;
    }
    .brand-top {
        color: #000 !important;
    }
    .brand-bottom {
        color: #555 !important;
    }
    .card-logo-icon, .contact-row i {
        color: #000 !important;
    }
    .card-job, .contact-row {
        color: #333 !important;
    }
}