/* ==========================================================================
   DESIGN SYSTEM & THEME VARIABLES
   ========================================================================== */
:root {
    /* Colors (Default Dark Mode) */
    --bg-color: #07090c;
    --secondary-bg: #0d1117;
    --card-bg: rgba(13, 17, 28, 0.65);
    --card-border: rgba(255, 255, 255, 0.06);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    
    --accent-purple: #7c3aed;
    --accent-mint: #00f5a0;
    --accent-glow-purple: rgba(124, 58, 237, 0.3);
    --accent-glow-mint: rgba(0, 245, 160, 0.25);
    
    --nav-height: 80px;
    --font-main: 'Outfit', sans-serif;
    --font-mono: 'Fira Code', monospace;
    --transition-smooth: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);

    /* Theme-specific custom styles (Dark Mode Defaults) */
    --logo-color: #f3f4f6;
    --navbar-bg: rgba(7, 9, 12, 0.75);
    --navbar-bg-scrolled: rgba(7, 9, 12, 0.9);
    --navbar-border: transparent;
    --navbar-border-scrolled: rgba(255, 255, 255, 0.06);
    --nav-link-color: #9ca3af;
    --nav-link-hover: #f3f4f6;
    --nav-mobile-bg: rgba(7, 9, 12, 0.98);
    
    --hero-name-start: #ffffff;
    --hero-name-end: #9ca3af;
    --metric-label-color: #9ca3af;
    
    --footer-bg: rgba(7, 9, 12, 0.4);
    --footer-text: #9ca3af;
    --footer-border: rgba(255, 255, 255, 0.06);
    
    --social-btn-bg: rgba(255, 255, 255, 0.02);
    --social-btn-border: rgba(255, 255, 255, 0.06);
    --social-btn-text: #9ca3af;
    
    --timeline-line-color: rgba(255, 255, 255, 0.05);
    --timeline-dot-bg: #07090c;
    --timeline-header-title: #f3f4f6;
    --timeline-header-subtitle: #9ca3af;
    --timeline-body-text: #9ca3af;
    
    --cursor-outline-color: #7c3aed;
    --badge-bg: rgba(255, 255, 255, 0.03);
    --val-bar-bg: rgba(255, 255, 255, 0.05);
    --tech-tag-bg: rgba(0, 245, 160, 0.05);
    --tech-tag-border: rgba(0, 245, 160, 0.15);
    --qual-icon-bg: rgba(124, 58, 237, 0.08);
    --qual-icon-border: rgba(124, 58, 237, 0.15);
    
    --info-card-title: #9ca3af;
    --info-card-desc: #f3f4f6;
}

/* Light Mode Overrides */
body.light-mode {
    --bg-color: #f8fafc;
    --secondary-bg: #f1f5f9;
    --card-bg: #ffffff;
    --card-border: rgba(15, 23, 42, 0.08);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    
    --accent-purple: #6d28d9;
    --accent-mint: #059669;
    --accent-glow-purple: rgba(109, 40, 217, 0.15);
    --accent-glow-mint: rgba(5, 150, 105, 0.15);

    /* Theme-specific custom styles (Light Mode overrides) */
    --logo-color: #0f172a;
    --navbar-bg: rgba(248, 250, 252, 0.85);
    --navbar-bg-scrolled: rgba(248, 250, 252, 0.95);
    --navbar-border: transparent;
    --navbar-border-scrolled: rgba(15, 23, 42, 0.06);
    --nav-link-color: #475569;
    --nav-link-hover: #0f172a;
    --nav-mobile-bg: rgba(248, 250, 252, 0.98);
    
    --hero-name-start: #0f172a;
    --hero-name-end: #475569;
    --metric-label-color: #64748b;
    
    --footer-bg: #f1f5f9;
    --footer-text: #475569;
    --footer-border: rgba(15, 23, 42, 0.08);
    
    --social-btn-bg: #ffffff;
    --social-btn-border: rgba(15, 23, 42, 0.08);
    --social-btn-text: #475569;
    
    --timeline-line-color: rgba(15, 23, 42, 0.08);
    --timeline-dot-bg: #f8fafc;
    --timeline-header-title: #0f172a;
    --timeline-header-subtitle: #475569;
    --timeline-body-text: #475569;
    
    --cursor-outline-color: #6d28d9;
    --badge-bg: #f1f5f9;
    --val-bar-bg: #e2e8f0;
    --tech-tag-bg: rgba(5, 150, 105, 0.06);
    --tech-tag-border: rgba(5, 150, 105, 0.15);
    --qual-icon-bg: rgba(109, 40, 217, 0.08);
    --qual-icon-border: rgba(109, 40, 217, 0.15);
    
    --info-card-title: #64748b;
    --info-card-desc: #0f172a;
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-main);
    overflow-x: hidden;
}

body {
    position: relative;
    overflow-x: hidden;
    cursor: none; /* Hide default cursor for custom cursor experience */
    background-color: var(--bg-color);
    color: var(--text-primary);
    transition: background-color 0.5s ease, color 0.5s ease;
}

a, button, input, textarea {
    cursor: none; /* Force custom cursor on focusables */
    outline: none;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-mint);
}

/* Scroll Progress Bar */
.scroll-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-mint));
    z-index: 10005;
    transition: width 0.1s ease-out;
}

/* ==========================================================================
   DYNAMIC BACKGROUND ANIMATIONS
   ========================================================================== */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-color);
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.22;
    animation: floatBlob 25s infinite ease-in-out;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 550px;
    height: 550px;
    background: var(--accent-purple);
    animation-delay: 0s;
}

.blob-2 {
    bottom: -15%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: var(--accent-mint);
    animation-delay: -5s;
}

.blob-3 {
    top: 40%;
    left: 50%;
    width: 350px;
    height: 350px;
    background: var(--accent-purple);
    opacity: 0.15;
    animation-delay: -10s;
}

@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -60px) scale(1.1); }
    66% { transform: translate(-30px, 30px) scale(0.95); }
}

/* ==========================================================================
   CUSTOM CURSOR
   ========================================================================== */
.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 8px;
    height: 8px;
    background-color: var(--accent-mint);
    border-radius: 50%;
    z-index: 10000;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: width 0.2s ease, height 0.2s ease, background-color 0.3s ease;
}

.cursor-outline {
    position: fixed;
    top: 0;
    left: 0;
    width: 44px;
    height: 44px;
    border: 2px solid var(--accent-purple);
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
    transform: translate(-50%, -50%) scale(var(--cursor-scale, 1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.3rem;
    transition: width 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                height 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                background-color 0.3s ease, border-color 0.3s ease,
                transform 0.15s cubic-bezier(0.25, 1, 0.5, 1);
}

.cursor-text {
    opacity: 0;
    font-size: 0.75rem;
    font-family: var(--font-main);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
    transition: opacity 0.2s ease;
}

/* Cursor States */
.cursor-hover {
    width: 60px;
    height: 60px;
    background-color: rgba(0, 245, 160, 0.08);
    border-color: var(--accent-mint);
}

.cursor-text-active {
    width: 90px;
    height: 90px;
    background-color: var(--accent-purple);
    border-color: transparent;
    mix-blend-mode: normal;
}
.cursor-text-active .cursor-text {
    opacity: 1;
}

/* ==========================================================================
   SYSTEM ARCHITECT PRELOADER
   ========================================================================== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #07090c;
    z-index: 10005;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-terminal {
    width: 90%;
    max-width: 650px;
    background: #0d1117;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow-purple);
}

.terminal-header {
    background: #161b22;
    padding: 0.75rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.wt-tabs {
    display: flex;
    align-items: center;
}

.wt-tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.8rem;
    background: #0d1117;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.wt-tab-icon {
    color: var(--accent-mint);
}

.wt-controls span {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.terminal-body {
    min-height: 280px;
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.5;
    color: #e2e8f0;
}

.terminal-body p {
    margin-bottom: 0.5rem;
    opacity: 0;
    transform: translateY(5px);
    animation: printLine 0.3s forwards;
}

@keyframes printLine {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    background: var(--navbar-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    transition: var(--transition-smooth);
    border-bottom: 1px solid var(--navbar-border);
}

.navbar.scrolled {
    height: 64px;
    border-bottom: 1px solid var(--navbar-border-scrolled);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    background: var(--navbar-bg-scrolled);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--logo-color);
    text-decoration: none;
}

.logo span {
    color: var(--accent-mint);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--nav-link-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-mint));
    transition: var(--transition-smooth);
}

.nav-links a:hover {
    color: var(--nav-link-hover);
}

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

.nav-links a.active {
    color: var(--accent-mint) !important;
}

.nav-links a.active::after {
    width: 100%;
}

.menu-icon {
    display: none;
    font-size: 1.8rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* ==========================================================================
   THEME TOGGLE BUTTON
   ========================================================================== */
.theme-toggle-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
    color: var(--accent-mint);
    background: rgba(0, 245, 160, 0.05);
    border-color: var(--accent-mint);
    box-shadow: 0 0 10px var(--accent-glow-mint);
}

/* ==========================================================================
   LAYOUT CLASSES
   ========================================================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 100px 0;
    overflow: hidden;
    scroll-margin-top: 80px;
}

.secondary-bg {
    background-color: var(--secondary-bg);
}

.section-title {
    font-size: 2.6rem;
    font-weight: 800;
    margin-bottom: 3.5rem;
    position: relative;
    display: inline-block;
    letter-spacing: -0.5px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-mint));
    border-radius: 3px;
    transition: width 1s cubic-bezier(0.215, 0.61, 0.355, 1);
    transition-delay: 0.2s;
}

.section-title.active::after {
    width: 80px;
}

/* Glassmorphism Card Base */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2.2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    border-color: rgba(124, 58, 237, 0.25);
    box-shadow: 0 15px 35px rgba(124, 58, 237, 0.08);
}

/* Card Glare Overlay */
.card-glare {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    transition: background 0.08s ease;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 2rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    text-decoration: none;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-purple), #6366f1);
    color: #fff;
    box-shadow: 0 5px 15px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.45);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--accent-mint);
    color: var(--accent-mint);
}

.btn-secondary:hover {
    background: rgba(0, 245, 160, 0.06);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--accent-glow-mint);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    position: relative;
    overflow: hidden;
}

.hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 3.5rem;
    align-items: center;
    width: 100%;
    max-width: 100%;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    width: 100%;
    max-width: 100%;
}

.hero-tagline {
    font-family: var(--font-mono);
    color: var(--accent-mint);
    font-weight: 600;
    font-size: clamp(0.8rem, 3vw, 0.95rem);
    letter-spacing: 1px;
    display: block;
    max-width: 100%;
}

.hero-name {
    font-size: clamp(2.2rem, 6vw, 4.2rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, var(--hero-name-start) 40%, var(--hero-name-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.typing-text {
    font-size: clamp(1.2rem, 4.5vw, 2.2rem);
    font-weight: 700;
    height: 50px;
    width: 100%;
    max-width: 100%;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.highlight {
    color: var(--accent-purple);
    background: linear-gradient(120deg, var(--accent-purple), var(--accent-mint));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.caret {
    display: inline-block;
    width: 3px;
    background-color: var(--accent-mint);
    margin-left: 5px;
    animation: blink 0.8s infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 550px;
}

.hero-metrics {
    display: flex;
    gap: 3rem;
    margin: 1.5rem 0;
}

.metric-item {
    display: flex;
    flex-direction: column;
}

.metric-number {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.metric-plus {
    color: var(--accent-mint);
    font-size: 1.8rem;
    font-weight: 800;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--metric-label-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.3rem;
}

.hero-actions {
    display: flex;
    gap: 1.2rem;
}

/* Scroll Indicator */
.scroll-indicator-container {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
    pointer-events: auto;
    transition: opacity 0.4s ease;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 500;
    transition: color 0.3s ease;
}

.scroll-indicator:hover {
    color: var(--accent-mint);
}

.scroll-indicator .mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-secondary);
    border-radius: 20px;
    position: relative;
    display: block;
    transition: border-color 0.3s ease;
}

.scroll-indicator:hover .mouse {
    border-color: var(--accent-mint);
}

.scroll-indicator .wheel {
    width: 3px;
    height: 7px;
    background-color: var(--text-secondary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.6s infinite ease-in-out;
    transition: background-color 0.3s ease;
}

.scroll-indicator:hover .wheel {
    background-color: var(--accent-mint);
}

@keyframes scrollWheel {
    0% { top: 6px; opacity: 1; }
    50% { top: 16px; opacity: 0.3; }
    100% { top: 6px; opacity: 1; }
}

/* ==========================================================================
   INTERACTIVE C# CODE CARD
   ========================================================================== */
.hero-code {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-width: 0;
}

.code-editor {
    padding: 0;
    border-radius: 12px;
    overflow: hidden;
    background: #0d1117 !important;
    color: #e2e8f0 !important;
    width: 100%;
    max-width: 100%;
}

.editor-header {
    background: rgba(22, 27, 34, 0.7);
    padding: 0.65rem 1.2rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.editor-dots {
    display: flex;
    gap: 0.4rem;
    margin-right: 1.5rem;
}

.editor-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.editor-tab {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #94a3b8;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.editor-body {
    padding: 1.5rem 1.5rem 1.8rem 1.5rem;
    background: #0d1117 !important;
    color: #e2e8f0 !important;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.6;
    overflow-x: auto;
    width: 100%;
    text-align: left;
}

.editor-body pre {
    margin: 0;
    padding: 0;
    max-width: 100%;
    overflow-x: auto;
}

/* Custom Scrollbar for Code Editor */
.editor-body::-webkit-scrollbar {
    height: 5px;
}

.editor-body::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
}

.editor-body::-webkit-scrollbar-thumb {
    background: rgba(124, 58, 237, 0.35);
    border-radius: 10px;
    transition: background 0.3s ease;
}

.editor-body::-webkit-scrollbar-thumb:hover {
    background: var(--accent-mint);
}

/* C# Syntax Highlighting */
.kw { color: #f472b6; } /* Keyword */
.typ { color: #4ade80; } /* Type */
.field { color: #38bdf8; font-weight: 500; cursor: pointer; border-bottom: 1px dashed rgba(56, 189, 248, 0.3); } /* Field */
.func { color: #fbbf24; font-weight: 500; cursor: pointer; border-bottom: 1px dashed rgba(251, 191, 36, 0.3); } /* Function */
.prop { color: #a78bfa; } /* Property */
.str { color: #fb923c; } /* String */
.comment { color: #6b7280; font-style: italic; } /* Comment */
.enum-val { color: #2dd4bf; }

.field:hover, .func:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
}

/* Tooltip Card below Editor */
.code-tooltip {
    padding: 1.2rem;
    border-radius: 12px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.tooltip-header, #tooltip-desc {
    transition: opacity 0.12s ease;
}

#tooltip-desc {
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ==========================================================================
   ABOUT / PROFILE SUMMARY
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 2.5rem;
    align-items: stretch;
}

.about-image-container {
    width: 100%;
    height: 100%;
}

.about-image-card {
    padding: 0.75rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.about-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.5s ease;
}

.about-image-card:hover .about-photo {
    transform: scale(1.03);
}

.about-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.about-text p {
    font-size: 1.05rem;
    line-height: 1.7;
}

.about-text p strong {
    color: var(--accent-mint);
    font-weight: 600;
}

.about-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1rem;
}

.badge {
    background: var(--badge-bg);
    border: 1px solid var(--card-border);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.badge i {
    color: var(--accent-mint);
    font-size: 1.1rem;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.val-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.val-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.val-bar {
    width: 100%;
    height: 6px;
    background: var(--val-bar-bg);
    border-radius: 10px;
    overflow: hidden;
}

.val-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-mint));
    border-radius: 10px;
    width: 0; /* Animated via reveal scripts */
    transition: width 1.5s cubic-bezier(0.1, 1, 0.1, 1);
}

/* ==========================================================================
   CORE QUALIFICATIONS
   ========================================================================== */
.qualifications-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.2rem;
}

.qual-card {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.qual-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background: var(--qual-icon-bg);
    border: 1px solid var(--qual-icon-border);
    color: var(--accent-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    transition: var(--transition-smooth);
}

.qual-card:hover .qual-icon {
    background: var(--accent-mint);
    border-color: var(--accent-mint);
    color: #07090c;
    box-shadow: 0 0 15px var(--accent-glow-mint);
}

.qual-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
}

.qual-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   EXPERIENCE TIMELINE
   ========================================================================== */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline-line {
    position: absolute;
    top: 0;
    left: 30px;
    width: 4px;
    height: 100%;
    background: var(--timeline-line-color);
    border-radius: 2px;
    overflow: hidden;
}

.timeline-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-purple), var(--accent-mint));
    transform: scaleY(var(--timeline-scroll-pct, 0));
    transform-origin: top;
    transition: transform 0.15s cubic-bezier(0.1, 0.9, 0.2, 1);
}

.timeline-item {
    position: relative;
    padding-left: 70px;
    margin-bottom: 2.5rem;
}

.timeline-dot {
    position: absolute;
    top: 30px;
    left: 22px;
    width: 20px;
    height: 20px;
    background: var(--timeline-dot-bg);
    border: 4px solid var(--accent-purple);
    border-radius: 50%;
    z-index: 2;
    transition: var(--transition-smooth);
}

.timeline-item:hover .timeline-dot {
    border-color: var(--accent-mint);
    box-shadow: 0 0 12px var(--accent-glow-mint);
}

.timeline-card {
    padding: 1.8rem;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.header-title-group {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.company-logo {
    height: 40px;
    max-width: 120px;
    border-radius: 6px;
    object-fit: contain;
    background-color: #fff;
    padding: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.exp-date {
    font-family: var(--font-mono);
    color: var(--accent-mint);
    font-size: 0.85rem;
    font-weight: 600;
}

.timeline-header h3 {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--timeline-header-title);
}

.timeline-header h4 {
    font-size: 1rem;
    color: var(--timeline-header-subtitle);
    font-weight: 500;
}

.timeline-header h4 small {
    font-size: 0.85rem;
}

.toggle-icon {
    font-size: 1.8rem;
    color: var(--text-secondary);
    transition: transform 0.4s ease;
}

/* Expansion transition styles */
.collapse-content {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1), opacity 0.3s ease;
}

.collapse-content.open {
    max-height: 800px;
    opacity: 1;
    padding-top: 1.5rem;
    transition: max-height 0.8s cubic-bezier(0.1, 1, 0.1, 1), opacity 0.5s ease;
}

.timeline-header.active .toggle-icon {
    transform: rotate(180deg);
    color: var(--accent-mint);
}

.collapse-content ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.collapse-content ul li {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--timeline-body-text);
    position: relative;
    padding-left: 1.5rem;
    opacity: 0;
    transform: translateX(-15px);
    transition: opacity 0.5s cubic-bezier(0.25, 1, 0.5, 1), 
                transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.collapse-content.open ul li {
    opacity: 1;
    transform: translateX(0);
}

.collapse-content ul li::before {
    content: '⚡';
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--accent-mint);
    font-size: 0.8rem;
}

/* Nested list under Altera sub-systems */
.collapse-content ul li ul {
    margin-top: 0.5rem;
    margin-left: 0.5rem;
    gap: 0.5rem;
}

.collapse-content ul li ul li::before {
    content: '▪';
    color: var(--accent-purple);
    font-size: 1.1rem;
    top: -1px;
}

/* ==========================================================================
   SYSTEMS & ARCHITECTURE SHOWCASE (PROJECTS)
   ========================================================================== */
.showcase-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 2.5rem;
    align-items: start;
}

.showcase-tabs {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.tab-btn {
    background: var(--social-btn-bg);
    border: 1px solid var(--card-border);
    padding: 1.2rem 1.5rem;
    border-radius: 10px;
    text-align: left;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-smooth);
}

.tab-num {
    font-family: var(--font-mono);
    color: var(--accent-purple);
    font-size: 0.9rem;
    opacity: 0.6;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(124, 58, 237, 0.2);
}

.tab-btn.active {
    color: var(--text-primary);
    background: rgba(124, 58, 237, 0.06);
    border-color: var(--accent-purple);
    box-shadow: 0 0 15px rgba(124, 58, 237, 0.08);
}

.tab-btn.active .tab-num {
    color: var(--accent-mint);
    opacity: 1;
}

.showcase-details {
    min-height: 480px;
    padding: 2.5rem;
    position: relative;
}

.showcase-pane {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.showcase-pane.active {
    display: grid;
    animation: fadePane 0.6s ease forwards;
}

@keyframes fadePane {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.pane-content {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.pane-content h3 {
    font-size: 1.8rem;
    font-weight: 800;
}

.project-summary {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tags span {
    background: var(--tech-tag-bg);
    border: 1px solid var(--tech-tag-border);
    color: var(--accent-mint);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
    border-radius: 4px;
}

.bullet-details h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 1rem;
    margin-bottom: 0.3rem;
    display: flex;
    align-items: center;
}

.bullet-details h4 i {
    color: var(--accent-mint);
}

.bullet-details p {
    font-size: 0.9rem;
    line-height: 1.5;
}

/* SVG Blueprint Section */
.pane-diagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #0d1117 !important;
    border: 1px solid rgba(255, 255, 255, 0.05) !important;
    border-radius: 12px;
    padding: 1.5rem;
    min-height: 250px;
}

.arch-svg {
    width: 100%;
    max-width: 280px;
    height: auto;
}

.svg-line {
    fill: none;
    stroke: rgba(255, 255, 255, 0.22);
    stroke-width: 2px;
    transition: stroke-dashoffset 2s ease;
}

.svg-pulse {
    filter: drop-shadow(0 0 5px var(--accent-mint));
}

.diagram-caption {
    font-size: 0.75rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 1rem;
    text-align: center;
}

/* Animate SVG paths on load/reveal */
.active .svg-line {
    stroke: #a78bfa;
}

/* ==========================================================================
   TECHNICAL SKILLS
   ========================================================================== */
.skills-wrapper {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.skills-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.filter-btn {
    background: var(--social-btn-bg);
    border: 1px solid var(--card-border);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.filter-btn:hover {
    color: var(--text-primary);
    border-color: rgba(0, 245, 160, 0.25);
}

.filter-btn.active {
    color: #07090c;
    background: var(--accent-mint);
    border-color: var(--accent-mint);
    box-shadow: 0 4px 15px var(--accent-glow-mint);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    transition: var(--transition-smooth);
}

.skill-card:hover {
    border-color: var(--accent-purple);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px var(--accent-glow-purple);
}

.skill-name {
    font-size: 1.15rem;
    font-weight: 700;
}

.skill-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Skills Highlight links on hover */
.skill-card.dimmed {
    opacity: 0.15 !important;
    transform: scale(0.95) !important;
    pointer-events: none;
    filter: grayscale(100%) blur(0.5px) !important;
}

.skill-card.highlighted {
    border-color: var(--accent-mint);
    box-shadow: 0 0 15px var(--accent-glow-mint);
    transform: scale(1.03);
}

/* ==========================================================================
   EDUCATION GRID
   ========================================================================== */
.edu-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.2rem;
}

.edu-card {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.edu-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--qual-icon-bg);
    border: 1px solid var(--qual-icon-border);
    color: var(--accent-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.edu-card:hover .edu-icon {
    background: var(--accent-mint);
    border-color: var(--accent-mint);
    color: #07090c;
    box-shadow: 0 0 15px var(--accent-glow-mint);
}

.edu-details {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.edu-year {
    font-family: var(--font-mono);
    color: var(--accent-mint);
    font-size: 0.85rem;
    font-weight: 600;
}

.edu-details h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

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

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-container {
    max-width: 960px;
    margin: 0 auto;
}

.contact-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.info-card {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

.info-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.info-icon {
    font-size: 1.6rem;
    width: 45px;
    height: 45px;
    border-radius: 10px;
    background: var(--qual-icon-bg);
    border: 1px solid var(--qual-icon-border);
    color: var(--accent-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.redirect-logo {
    cursor: none; /* Custom cursor override */
}

.info-card:hover .redirect-logo {
    background: var(--accent-mint);
    border-color: var(--accent-mint);
    color: #07090c;
    box-shadow: 0 0 12px var(--accent-glow-mint);
    transform: scale(1.12);
}

.info-card:hover .redirect-logo.linkedin-logo {
    background: #0077b5;
    border-color: #0077b5;
    color: #ffffff;
    box-shadow: 0 0 12px rgba(0, 119, 181, 0.4);
    transform: scale(1.12);
}

.redirect-logo:hover {
    transform: scale(1.22) !important;
}

.info-card h4 {
    font-size: 0.95rem;
    color: var(--info-card-title);
    font-weight: 500;
    margin-bottom: 0.2rem;
}

.info-card p {
    font-size: 1rem;
    font-weight: 700;
    color: var(--info-card-desc);
    transition: var(--transition-smooth);
}

.info-card:hover p {
    color: var(--accent-mint);
}

/* ==========================================================================
   FOOTER & BACK TO TOP
   ========================================================================== */
.footer {
    border-top: 1px solid var(--footer-border);
    background: var(--footer-bg);
    padding: 2.5rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--social-btn-text);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--social-btn-bg);
    border: 1px solid var(--social-btn-border);
    transition: var(--transition-smooth);
}

.social-links a:hover {
    color: var(--accent-mint);
    border-color: var(--accent-mint);
    background: rgba(0, 245, 160, 0.05);
    box-shadow: 0 0 10px var(--accent-glow-mint);
}

/* Back to Top Button */
.back-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--accent-purple);
    color: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 5px 15px rgba(124, 58, 237, 0.4);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    transition: var(--transition-smooth);
}

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

.back-to-top-btn:hover {
    background: var(--accent-mint);
    color: #07090c;
    box-shadow: 0 5px 15px var(--accent-glow-mint);
}

/* ==========================================================================
   TOAST NOTIFICATION SYSTEM
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.toast {
    background: rgba(13, 17, 28, 0.9);
    border: 1px solid var(--accent-mint);
    backdrop-filter: blur(8px);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 15px var(--accent-glow-mint);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    min-width: 280px;
    animation: slideInToast 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes slideInToast {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.toast.removing {
    animation: slideOutToast 0.4s ease forwards;
}

@keyframes slideOutToast {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(-100%); opacity: 0; }
}

.toast-icon {
    font-size: 1.4rem;
    color: var(--accent-mint);
}

.toast-message {
    font-size: 0.9rem;
    font-weight: 600;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS (INTERSECTION OBSERVER)
   ========================================================================== */
.reveal {
    opacity: 0;
    filter: blur(4px);
    transition: opacity 0.85s cubic-bezier(0.215, 0.61, 0.355, 1),
                transform 0.85s cubic-bezier(0.215, 0.61, 0.355, 1),
                filter 0.85s ease;
    will-change: transform, opacity, filter;
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-down {
    transform: translateY(-40px);
}

.reveal-left {
    transform: translateX(-50px);
}

.reveal-right {
    transform: translateX(50px);
}

.reveal-scale {
    transform: scale(0.92);
}

.reveal-fade {
    transform: none;
}

.reveal.active {
    opacity: 1;
    transform: translate(0) scale(1);
    filter: blur(0);
}

/* ==========================================================================
   RESPONSIVE DESIGN / MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 3rem;
        text-align: center;
        padding-top: 50px;
        padding-bottom: 50px;
    }
    
    .hero-content {
        align-items: center;
        text-align: center;
    }
    
    .hero-description {
        margin: 0 auto;
    }
    
    .hero-metrics {
        justify-content: center;
    }
    
    .hero-code {
        max-width: 650px;
        width: 100%;
        margin: 0 auto;
    }
    
    .about-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 2rem;
    }
    
    .about-image-card {
        height: 480px;
    }
    
    .qualifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-grid {
        grid-template-columns: 1fr;
    }
    
    .showcase-pane {
        grid-template-columns: 1fr;
    }
    
    .pane-diagram {
        order: -1; /* Place SVG diagram above the text on tablet */
    }
    
}

@media (max-width: 768px) {
    .navbar {
        height: 70px;
    }
    
    .menu-icon {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background: var(--nav-mobile-bg);
        border-left: 1px solid var(--card-border);
        flex-direction: column;
        padding: 3rem 2rem;
        gap: 1.5rem;
        align-items: flex-start;
        transition: right 0.4s ease;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .typing-text {
        height: auto;
        min-height: 50px;
    }
    
    .qualifications-grid {
        grid-template-columns: 1fr;
    }
    
    .edu-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .contact-links {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .header-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }

    /* Skills Filters Mobile/Tablet Scroll Fix */
    .skills-filters {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: 0.3rem 2rem;
        margin: 0 -2rem;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* IE/Edge */
    }
    
    .skills-filters::-webkit-scrollbar {
        display: none; /* Safari and Chrome */
    }
    
    .filter-btn {
        flex-shrink: 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }
    
    .section {
        padding: 85px 0 60px 0; /* Clear sticky mobile navbar */
        scroll-margin-top: 70px;
    }

    .skills-filters {
        padding: 0.3rem 1.25rem;
        margin: 0 -1.25rem;
    }

    .about-image-card {
        height: 380px;
    }

    .editor-body {
        font-size: 0.72rem;
        padding: 1rem 1rem 1.4rem 1rem;
    }


    .hero-metrics {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .timeline-line {
        left: 15px;
    }
    
    .timeline-item {
        padding-left: 45px;
    }
    
    .timeline-dot {
        left: 7px;
    }

    .preloader-terminal .terminal-body {
        padding: 1rem;
        font-size: 0.78rem;
    }
}

/* Zero-pointer / Touch-screen cursor cleanup */
@media (pointer: coarse) {
    .cursor-dot,
    .cursor-outline {
        display: none !important;
    }
    body, a, button, input, textarea {
        cursor: auto !important;
    }
}