/* ==========================================
   HASKA - Cybersecurity Portfolio
   Premium Dark Theme Styles
   ========================================== */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a25;
    --color-bg-card: rgba(20, 20, 30, 0.6);

    --color-accent-primary: #00ffc8;
    --color-accent-secondary: #00ff88;
    --color-accent-tertiary: #8b5cf6;
    --color-accent-purple: #a855f7;
    --color-accent-blue: #3b82f6;

    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    --color-text-tertiary: rgba(255, 255, 255, 0.5);
    --color-text-muted: rgba(255, 255, 255, 0.3);

    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-accent: rgba(0, 255, 200, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 600ms cubic-bezier(0.16, 1, 0.3, 1);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 255, 200, 0.15);
    --shadow-glow-strong: 0 0 60px rgba(0, 255, 200, 0.25);

    /* Z-index */
    --z-background: -1;
    --z-content: 1;
    --z-overlay: 10;
    --z-nav: 100;
    --z-modal: 1000;
    --z-cursor: 9999;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

::-webkit-scrollbar-thumb {
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
}

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

/* ==========================================
   Cursor Effects
   ========================================== */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    pointer-events: none;
    z-index: var(--z-cursor);
    background: radial-gradient(circle,
            rgba(0, 255, 200, 0.08) 0%,
            rgba(0, 255, 200, 0.03) 30%,
            transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: opacity var(--transition-base);
    opacity: 0;
}

.cursor-glow.active {
    opacity: 1;
}

.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    pointer-events: none;
    z-index: var(--z-cursor);
    background: var(--color-accent-primary);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: transform var(--transition-fast), opacity var(--transition-base);
    opacity: 0;
    box-shadow: 0 0 10px var(--color-accent-primary);
}

.cursor-dot.active {
    opacity: 1;
}

.cursor-dot.clicking {
    transform: translate(-50%, -50%) scale(0.5);
}

/* ==========================================
   Background Effects
   ========================================== */
.bg-effects {
    position: fixed;
    inset: 0;
    z-index: var(--z-background);
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
    will-change: transform;
}

.orb-1 {
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 255, 200, 0.25) 0%, rgba(0, 255, 136, 0.1) 40%, transparent 70%);
    top: -300px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, rgba(168, 85, 247, 0.08) 40%, transparent 70%);
    bottom: -250px;
    left: -200px;
    animation-delay: -7s;
}

.orb-3 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(96, 165, 250, 0.05) 40%, transparent 70%);
    top: 40%;
    left: 60%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

/* New 4th orb for extra depth */
.orb-4 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.12) 0%, rgba(219, 39, 119, 0.05) 40%, transparent 70%);
    top: 70%;
    right: 20%;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }

    25% {
        transform: translate(40px, -40px) scale(1.08) rotate(2deg);
    }

    50% {
        transform: translate(-30px, 30px) scale(0.95) rotate(-2deg);
    }

    75% {
        transform: translate(-40px, -25px) scale(1.05) rotate(1deg);
    }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 255, 200, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 200, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
    animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {

    0%,
    100% {
        opacity: 0.4;
    }

    50% {
        opacity: 0.7;
    }
}

.noise-overlay {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-nav);
    padding: var(--spacing-md) var(--spacing-xl);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 2px;
    transition: all var(--transition-base);
}

.nav-logo:hover {
    transform: translateY(-2px);
}

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

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

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--transition-smooth);
    z-index: calc(var(--z-nav) - 1);
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.mobile-nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 1.125rem;
    font-weight: 500;
    display: block;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-base);
}

.mobile-nav-link:hover {
    color: var(--color-accent-primary);
    transform: translateX(10px);
}

/* ==========================================
   Container & Section
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.section {
    padding: var(--spacing-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-accent-primary);
    display: block;
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.section-tag.closing {
    text-align: center;
    margin-top: var(--spacing-3xl);
    margin-bottom: 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-tertiary);
    max-width: 500px;
    margin: 0 auto;
}

/* ==========================================
   Glass Card
   ========================================== */
.glass-card {
    background: linear-gradient(135deg, rgba(20, 20, 30, 0.8) 0%, rgba(30, 30, 45, 0.6) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 255, 200, 0.05) 0%, transparent 50%, rgba(139, 92, 246, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.glass-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 40%, rgba(255, 255, 255, 0.03) 50%, transparent 60%);
    transform: rotate(45deg) translateY(100%);
    transition: transform 0.8s ease;
    pointer-events: none;
}

.glass-card:hover {
    border-color: var(--color-border-accent);
    box-shadow:
        0 0 40px rgba(0, 255, 200, 0.15),
        0 0 80px rgba(139, 92, 246, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.glass-card:hover::before {
    opacity: 1;
}

.glass-card:hover::after {
    transform: rotate(45deg) translateY(-100%);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4xl) var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: var(--z-content);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, rgba(0, 255, 200, 0.15) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-xl);
    animation: badgeGlow 3s ease-in-out infinite;
    box-shadow: 0 0 20px rgba(0, 255, 200, 0.1);
}

@keyframes badgeGlow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(0, 255, 200, 0.1);
    }

    50% {
        box-shadow: 0 0 30px rgba(0, 255, 200, 0.25);
    }
}

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

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
        box-shadow: 0 0 10px var(--color-accent-primary);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.3);
        box-shadow: 0 0 20px var(--color-accent-primary);
    }
}

.badge-text {
    font-size: 0.875rem;
    color: var(--color-accent-primary);
    font-weight: 600;
    letter-spacing: 0.02em;
}

.hero-title {
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-lg);
}

.title-line {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.title-text {
    display: inline-block;
    text-shadow: 0 0 40px rgba(255, 255, 255, 0.1);
}

.title-text.accent {
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary), var(--color-accent-tertiary), var(--color-accent-primary));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease infinite;
    filter: drop-shadow(0 0 30px rgba(0, 255, 200, 0.3));
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.title-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

.brand-bracket {
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.brand-name {
    font-family: var(--font-mono);
    background: linear-gradient(135deg, var(--color-accent-tertiary), var(--color-accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
}

.tagline-icon {
    font-size: 1.5rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), transparent 50%, rgba(255, 255, 255, 0.05));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover::before {
    opacity: 1;
}

.btn:active::after {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    color: var(--color-bg-primary);
    box-shadow: 0 4px 15px rgba(0, 255, 200, 0.2);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow:
        0 8px 30px rgba(0, 255, 200, 0.35),
        0 0 50px rgba(0, 255, 200, 0.15);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
    transform: translateY(-4px);
    background: rgba(0, 255, 200, 0.05);
    box-shadow: 0 4px 20px rgba(0, 255, 200, 0.1);
}

.btn-icon {
    transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.stat-icon {
    font-size: 1.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}

.stat-divider {
    width: 1px;
    height: 24px;
    background: var(--color-border);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    max-width: 500px;
    z-index: var(--z-content);
    display: none;
}

/* Terminal Window */
.terminal-window {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
}

.terminal-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.terminal-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-btn.red {
    background: #ff5f56;
}

.terminal-btn.yellow {
    background: #ffbd2e;
}

.terminal-btn.green {
    background: #27c93f;
}

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

.terminal-body {
    padding: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.8;
}

.terminal-line {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

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

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

.terminal-output {
    color: var(--color-text-tertiary);
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.terminal-output.success {
    color: var(--color-accent-secondary);
}

.terminal-cursor {
    animation: blink 1s step-end infinite;
    color: var(--color-accent-primary);
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    animation: fadeInUp 1s ease-out 1.5s both;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    padding-top: var(--spacing-sm);
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-accent-primary);
    border-radius: var(--radius-full);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {

    0%,
    100% {
        transform: translateY(0);
        opacity: 1;
    }

    50% {
        transform: translateY(8px);
        opacity: 0.3;
    }
}

.scroll-text {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ==========================================
   About Section
   ========================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.about-card {
    padding: var(--spacing-2xl);
}

.about-intro {
    margin-bottom: var(--spacing-xl);
}

.about-greeting {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.about-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.about-details p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.highlight {
    color: var(--color-accent-primary);
    font-weight: 600;
}

.about-focus {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.focus-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.focus-list {
    list-style: none;
    display: grid;
    gap: var(--spacing-md);
}

.focus-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-base);
}

.focus-list li:hover {
    color: var(--color-text-primary);
    transform: translateX(8px);
}

.focus-icon {
    font-size: 1.25rem;
}

/* Profile Visual */
.about-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.profile-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-ring {
    position: absolute;
    width: 220px;
    height: 220px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.profile-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-accent-primary);
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

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

.profile-glow {
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 255, 200, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(30px);
}

.profile-avatar {
    width: 160px;
    height: 160px;
    background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
    border: 2px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.avatar-icon {
    width: 80px;
    height: 80px;
    color: var(--color-accent-primary);
}

.profile-badge {
    position: absolute;
    bottom: -20px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    z-index: 2;
}

.badge-icon {
    font-size: 1rem;
}

.badge-label {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

/* Floating Elements */
.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.floating-tag {
    position: absolute;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    animation: float 6s ease-in-out infinite;
}

.tag-1 {
    top: 10%;
    left: 0;
    animation-delay: 0s;
}

.tag-2 {
    top: 30%;
    right: 0;
    animation-delay: -1.5s;
}

.tag-3 {
    bottom: 30%;
    left: 5%;
    animation-delay: -3s;
}

.tag-4 {
    bottom: 10%;
    right: 5%;
    animation-delay: -4.5s;
}

/* ==========================================
   Skills Section
   ========================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.skill-card {
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-tertiary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.skill-icon-wrapper {
    position: relative;
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-lg);
}

.skill-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 255, 200, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: var(--radius-lg);
    color: var(--color-accent-primary);
    position: relative;
    z-index: 1;
    transition: all var(--transition-base);
}

.skill-icon svg {
    width: 28px;
    height: 28px;
}

.skill-card:hover .skill-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, rgba(0, 255, 200, 0.2), rgba(139, 92, 246, 0.2));
}

.skill-glow {
    position: absolute;
    inset: -10px;
    background: radial-gradient(circle, rgba(0, 255, 200, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.skill-card:hover .skill-glow {
    opacity: 1;
}

.skill-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.skill-description {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(0, 255, 200, 0.1);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-accent-primary);
    font-family: var(--font-mono);
}

/* ==========================================
   Mindset Section
   ========================================== */
.mindset-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.quote-card {
    padding: var(--spacing-2xl);
    text-align: center;
    position: relative;
}

.quote-icon {
    font-size: 4rem;
    line-height: 1;
    color: var(--color-accent-primary);
    opacity: 0.3;
    font-family: Georgia, serif;
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-xl);
}

.quote-text {
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.quote-author {
    font-family: var(--font-mono);
    color: var(--color-accent-primary);
    font-size: 0.9rem;
}

.mindset-principles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-xl);
}

.principle-card {
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.principle-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-bg-tertiary);
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    line-height: 1;
}

.principle-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.principle-text {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    line-height: 1.7;
}

.principle-icon {
    font-size: 2rem;
    margin-top: var(--spacing-lg);
}

/* ==========================================
   Contact Section
   ========================================== */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.identity-card {
    padding: var(--spacing-xl);
}

.identity-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.identity-avatar {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-letter {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-bg-primary);
}

.identity-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.identity-brand {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-accent-primary);
}

.identity-bio {
    margin-bottom: var(--spacing-xl);
}

.identity-bio p {
    color: var(--color-text-tertiary);
    line-height: 1.7;
}

.identity-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(0, 255, 136, 0.1);
    border-radius: var(--radius-md);
}

.status-dot {
    width: 10px;
    height: 10px;
    background: var(--color-accent-secondary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.status-text {
    font-size: 0.875rem;
    color: var(--color-accent-secondary);
}

.cta-card {
    padding: var(--spacing-xl);
}

.cta-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.cta-text {
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.contact-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-base);
}

.contact-link:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.link-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 200, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-accent-primary);
}

.link-icon svg {
    width: 20px;
    height: 20px;
}

.link-text {
    font-weight: 500;
    color: var(--color-text-primary);
    font-size: 0.9rem;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    padding: var(--spacing-3xl) 0;
    border-top: 1px solid var(--color-border);
}

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

.footer-brand {
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    margin-bottom: var(--spacing-sm);
}

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

.footer-divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-tertiary));
    margin: 0 auto var(--spacing-xl);
    border-radius: var(--radius-full);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

.footer-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.decoration-line {
    width: 40px;
    height: 1px;
    background: var(--color-border);
}

.decoration-icon {
    font-size: 1rem;
}

/* ==========================================
   Animations
   ========================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px) scale(0.98);
    filter: blur(5px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
}

/* Staggered delays for grouped elements */
.animate-on-scroll:nth-child(1) {
    transition-delay: 0s;
}

.animate-on-scroll:nth-child(2) {
    transition-delay: 0.1s;
}

.animate-on-scroll:nth-child(3) {
    transition-delay: 0.2s;
}

.animate-on-scroll:nth-child(4) {
    transition-delay: 0.3s;
}

.animate-on-scroll:nth-child(5) {
    transition-delay: 0.4s;
}

.animate-on-scroll:nth-child(6) {
    transition-delay: 0.5s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.98);
        filter: blur(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

.typing-effect {
    overflow: hidden;
    border-right: 2px solid var(--color-accent-primary);
    white-space: nowrap;
    animation: typing 2s steps(6) 1s forwards, blinkCaret 0.75s step-end infinite;
    width: 0;
}

@keyframes typing {
    from {
        width: 0;
    }

    to {
        width: 6ch;
    }
}

@keyframes blinkCaret {

    from,
    to {
        border-color: transparent;
    }

    50% {
        border-color: var(--color-accent-primary);
    }
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (min-width: 768px) {
    .hero {
        flex-direction: row;
        gap: var(--spacing-3xl);
        justify-content: space-between;
        padding: var(--spacing-4xl);
    }

    .hero-visual {
        display: block;
    }

    .about-content {
        grid-template-columns: 2fr 1fr;
    }
}

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

    .nav-toggle {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .hero {
        padding: var(--spacing-3xl) var(--spacing-lg);
        text-align: center;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-tagline {
        justify-content: center;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .stat-divider {
        display: none;
    }

    .about-visual {
        order: -1;
        margin-bottom: var(--spacing-2xl);
    }

    .floating-elements {
        display: none;
    }

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

    .contact-links {
        grid-template-columns: 1fr;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
        --spacing-4xl: 3rem;
    }

    .title-line {
        font-size: 2rem;
    }

    .title-brand {
        font-size: 1.25rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .quote-text {
        font-size: 1rem;
    }

    .skill-card,
    .principle-card,
    .identity-card,
    .cta-card {
        padding: var(--spacing-lg);
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .cursor-glow,
    .cursor-dot {
        display: none;
    }
}

/* ==========================================
   Certificates Section
   ========================================== */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.certificate-card {
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.certificate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent-tertiary), var(--color-accent-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.certificate-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(168, 85, 247, 0.1));
    border-radius: var(--radius-lg);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
}

.certificate-card:hover .certificate-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.25), rgba(168, 85, 247, 0.2));
}

.certificate-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.certificate-issuer {
    font-size: 0.9rem;
    color: var(--color-accent-tertiary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.certificate-date {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.certificate-description {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.certificate-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--color-accent-primary);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 255, 200, 0.1);
    border: 1px solid var(--color-border-accent);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.certificate-link:hover {
    background: rgba(0, 255, 200, 0.2);
    transform: translateY(-2px);
}

/* Empty Certificates State */
.empty-certificates {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-3xl);
    background: var(--color-bg-card);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-xl);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.empty-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

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

/* Section Hidden State */
.section.hidden {
    display: none !important;
}

/* ==========================================
   Social Media Modal
   ========================================== */
.social-modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.social-modal.active {
    opacity: 1;
    visibility: visible;
}

.social-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
}

.social-modal-content {
    position: relative;
    max-width: 400px;
    width: 90%;
    padding: var(--spacing-2xl);
    text-align: center;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-smooth);
}

.social-modal.active .social-modal-content {
    transform: scale(1) translateY(0);
}

.social-modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    border: none;
    background: var(--color-bg-tertiary);
    border-radius: 50%;
    color: var(--color-text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.social-modal-close:hover {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
}

.social-modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 255, 200, 0.15), rgba(139, 92, 246, 0.15));
    border-radius: var(--radius-xl);
    font-size: 2.5rem;
}

.social-modal-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--color-accent-primary);
}

.social-modal-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.social-modal-handle {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-md);
}

.social-modal-desc {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-xl);
}

.social-modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.social-modal-actions .btn {
    min-width: 120px;
}

/* Social button styling */
.social-btn {
    font-family: inherit;
}

.contact-link.social-btn {
    background: none;
}