/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
    /* Color Palette - Stalactite Grey & Deep Slate theme */
    --bg-primary: #F7F6F3;        /* Pantone Stalactite */
    --bg-secondary: #FFFFFF;      /* Pure White */
    
    --text-primary: #111827;      /* Deep Slate */
    --text-secondary: #4B5563;    /* Slate Grey */
    --text-muted: #9CA3AF;        /* Muted Grey */
    
    --accent-cyan: #0284C7;       /* Stratosphere Blue */
    --accent-orange: #0F766E;     /* Clean Teal */
    --accent-cyan-rgb: 2, 132, 199;
    --accent-orange-rgb: 15, 118, 110;
    
    /* Legacy references */
    --accent-color: var(--accent-cyan);
    --accent-rgb: var(--accent-cyan-rgb);
    --accent-hover: #0369a1;
    --border-glass: rgba(17, 24, 39, 0.08);
    
    --success-color: #10b981;     /* Active / Valid Green */
    --warning-color: var(--accent-orange);     /* Clean Teal */
    --warning-rgb: var(--accent-orange-rgb);
    
    --card-shadow: 0 8px 30px rgba(17, 24, 39, 0.04), 0 1px 3px rgba(17, 24, 39, 0.02);
    --glow-shadow: 0 0 15px rgba(2, 132, 199, 0.08);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

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

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

ul {
    list-style: none;
}

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

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

/* ==========================================================================
   BACKGROUND EFFECT ELEMENTS
   ========================================================================== */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(26, 40, 54, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26, 40, 54, 0.025) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -3;
}

.glow-spot {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: -2;
    opacity: 0.05;
}

.spot-1 {
    top: -200px;
    right: -100px;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
}

.spot-2 {
    bottom: -200px;
    left: -100px;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
}

/* ==========================================================================
   BUTTONS & ACCENTS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--accent-color);
    color: #FFFFFF;
    border: none;
}

.btn-primary:hover {
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 1.5px solid rgba(17, 24, 39, 0.15);
}

.btn-outline:hover {
    background-color: rgba(2, 132, 199, 0.04);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: rgba(2, 132, 199, 0.08);
    color: var(--accent-color);
    border: 1px solid rgba(2, 132, 199, 0.15);
}

.btn-secondary:hover {
    background-color: rgba(2, 132, 199, 0.14);
    border-color: var(--accent-color);
}

.btn-block {
    width: 100%;
}

.gradient-text {
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-padding {
    padding: 100px 0;
}

/* Alternating Section Backgrounds to break up visual clutter */
.about-section, .experience-section, .contact-section {
    background-color: var(--bg-secondary);
}

.projects-section, .credentials-section, .skills-section {
    background-color: var(--bg-primary);
}



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

.section-header {
    margin-bottom: 60px;
}

.section-tag {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    margin-bottom: 8px;
    display: block;
}

#projects .section-tag, #experience .section-tag {
    color: var(--accent-orange);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    z-index: 100;
    transition: var(--transition-normal);
}

.main-header.scrolled {
    height: 70px;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    max-width: 100%;
    padding: 0 48px;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 1px;
    transition: var(--transition-fast);
}

.logo:hover {
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
}

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

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
    opacity: 0.75;
}

.nav-link:hover, .nav-link.active {
    opacity: 1;
    color: var(--accent-color);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
    padding-top: calc(var(--header-height) + 40px);
    padding-bottom: 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(var(--accent-rgb), 0.1);
    border: 1px solid rgba(var(--accent-rgb), 0.2);
    color: var(--accent-color);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -1px;
    background-image: url('assets/logo_sunset.jpg');
    background-size: cover;
    background-position: center 40%;
    background-repeat: no-repeat;
    background-attachment: fixed;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 10px rgba(17, 24, 39, 0.12));
}

.hero-title .gradient-text {
    background: transparent !important;
    -webkit-text-fill-color: transparent !important;
    -webkit-background-clip: text !important;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

/* Quick Stats Grid */
.quick-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 650px;
    width: 100%;
    margin: 0 auto;
}

.stat-card {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    padding: 22px 18px;
    border-radius: 12px;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.stat-card:hover {
    border-color: rgba(var(--accent-rgb), 0.3);
    background-color: rgba(255, 255, 255, 0.04);
    transform: translateY(-3px);
}

.stat-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Pilot Credential Card Graphic */
.pilot-credential-card {
    max-width: 580px;
    margin: 0 auto 36px;
    padding: 24px 28px;
    border-radius: 16px;
    border: 2px solid var(--accent-cyan);
    text-align: left;
    background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
    position: relative;
    overflow: hidden;
    box-shadow: var(--card-shadow), 0 15px 35px rgba(2, 132, 199, 0.06);
}

.pilot-card-watermark {
    position: absolute;
    right: -15px;
    bottom: -25px;
    font-size: 8.5rem;
    opacity: 0.035;
    color: var(--accent-cyan);
    pointer-events: none;
    transform: rotate(-15deg);
}

.pilot-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1.5px solid var(--border-glass);
    padding-bottom: 14px;
    margin-bottom: 16px;
}

.pilot-card-sub {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    font-weight: 600;
    display: block;
    margin-bottom: 2px;
}

.pilot-card-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.pilot-card-badge-container {
    text-align: right;
}

.pilot-card-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    background-color: rgba(2, 132, 199, 0.08);
    color: var(--accent-cyan);
    padding: 3px 10px;
    border-radius: 6px;
    border: 1px solid rgba(2, 132, 199, 0.15);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pilot-card-body {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 16px;
    font-size: 0.85rem;
}

.pilot-card-col p {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.pilot-card-col p:last-child {
    margin-bottom: 0;
}

.pilot-card-col strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Why Hire Me Section Grid & Cards */
.why-hire-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.why-hire-card {
    padding: 36px 30px;
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: var(--transition-normal);
}

.why-hire-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-cyan);
    box-shadow: var(--card-shadow), 0 12px 30px rgba(2, 132, 199, 0.05);
}

.why-hire-icon-wrapper {
    font-size: 2.2rem;
    color: var(--accent-cyan);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: rgba(2, 132, 199, 0.06);
    border-radius: 12px;
}

.why-hire-icon-wrapper.text-teal {
    color: var(--accent-orange);
    background-color: rgba(15, 118, 110, 0.06);
}

.why-hire-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.why-hire-title .green-tick {
    font-size: 1rem;
}

.why-hire-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Cockpit Flight Simulator (Side-by-Side Widescreen Panel) */
.hero-visual {
    display: flex;
    flex-direction: row;
    gap: 15px;
    align-items: stretch;
    width: 100%;
    height: 330px;
    justify-content: center;
    position: relative;
}

.sim-screen {
    flex: 1.25;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid #1a1c1e;
    box-shadow: 0 10px 30px rgba(0,0,0,0.55);
}

.sim-viewport {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
    background: linear-gradient(to bottom, #050a14 0%, #0d1b30 50%, #03060b 50.5%, #050d18 100%);
    pointer-events: none;
}

.sim-sky {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    background: radial-gradient(circle at center bottom, rgba(0, 229, 255, 0.08) 0%, transparent 60%);
}

.sim-terrain {
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    transform-origin: center center;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
    perspective: 300px;
}

.sim-terrain svg {
    transform: rotateX(75deg);
    transform-style: preserve-3d;
    width: 100%;
    height: 100%;
}

.chase-plane-container {
    position: absolute;
    top: 48%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    pointer-events: none;
    transform-style: preserve-3d;
    perspective: 200px;
}

.sim-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    font-family: monospace;
    font-size: 0.58rem;
    font-weight: bold;
    color: var(--accent-cyan);
    background-color: rgba(11, 14, 20, 0.85);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: 6px;
    padding: 3px 8px;
    letter-spacing: 0.5px;
    z-index: 12;
    text-shadow: 0 0 4px rgba(0, 229, 255, 0.3);
}

.cockpit-panel {
    flex: 0.75;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cockpit-dashboard {
    position: relative;
    z-index: 5;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 8px;
    background-color: rgba(37, 40, 43, 0.95);
    border: 2px solid #1a1c1e;
    border-radius: 20px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.8), 0 10px 25px rgba(0,0,0,0.5);
    width: 100%;
    height: 100%;
    align-items: center;
    justify-items: center;
}

.gauge {
    position: relative;
    width: 94px;
    height: 94px;
    border-radius: 50%;
    background-color: #0b0e14;
    border: 2.5px solid #25282b;
    box-shadow: inset 0 0 12px #000, 0 2px 5px rgba(0,0,0,0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    user-select: none;
}

.gauge-title {
    position: absolute;
    top: 8px;
    font-family: monospace;
    font-size: 0.48rem;
    font-weight: bold;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    z-index: 10;
}

.gauge-value-display {
    position: absolute;
    bottom: 8px;
    font-family: monospace;
    font-size: 0.5rem;
    color: var(--accent-cyan);
    background-color: rgba(0,0,0,0.6);
    padding: 1px 4px;
    border-radius: 3px;
    z-index: 10;
    border: 0.5px solid rgba(255,255,255,0.05);
}

.gauge-needle {
    position: absolute;
    width: 1.5px;
    height: 34px;
    background-color: var(--accent-orange);
    top: 13px;
    left: 46.25px;
    transform-origin: 0.75px 34px;
    z-index: 8;
    box-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    border-radius: 1px;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.gauge-needle-short {
    position: absolute;
    width: 2.5px;
    height: 22px;
    background-color: var(--text-primary);
    top: 25px;
    left: 45.75px;
    transform-origin: 1.25px 22px;
    z-index: 7;
    border-radius: 1px;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.gauge-dial {
    position: absolute;
    width: 90%;
    height: 90%;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.01);
    z-index: 2;
}

.dial-ticks-asi {
    background: radial-gradient(circle, transparent 58%, rgba(255,255,255,0.04) 60%),
                repeating-conic-gradient(from 0deg, var(--text-secondary) 0deg 1.5deg, transparent 1.5deg 30deg);
}

.dial-ticks-alt {
    background: radial-gradient(circle, transparent 58%, rgba(255,255,255,0.04) 60%),
                repeating-conic-gradient(from 0deg, var(--text-secondary) 0deg 1.5deg, transparent 1.5deg 36deg);
}

.dial-ticks-vsi {
    background: radial-gradient(circle, transparent 58%, rgba(255,255,255,0.04) 60%),
                repeating-conic-gradient(from -90deg, var(--text-secondary) 0deg 1.5deg, transparent 1.5deg 45deg);
}

/* Attitude Indicator */
.gauge-ai-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    transform-origin: center center;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
    z-index: 2;
}

.ai-sky {
    height: 50%;
    background: linear-gradient(to bottom, #00b4cc, var(--accent-cyan));
}

.ai-ground {
    height: 50%;
    background: linear-gradient(to bottom, #422d1b, #201309);
    border-top: 1.5px solid #fff;
}

.ai-pitch-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: monospace;
    font-size: 0.5rem;
    font-weight: bold;
    pointer-events: none;
}

.pitch-line {
    display: block;
    margin: 8px 0;
    opacity: 0.7;
}

.gauge-ai-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 4px solid #25282b;
    border-radius: 50%;
    box-shadow: inset 0 0 10px #000;
    z-index: 10;
    pointer-events: none;
}

/* 3D Aircraft Model in Attitude Indicator */
.plane-3d-container {
    position: absolute;
    z-index: 8;
    perspective: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.plane-3d {
    position: relative;
    width: 50px;
    height: 30px;
    transform-style: preserve-3d;
    transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.plane-3d .fuselage {
    position: absolute;
    width: 6px;
    height: 28px;
    background-color: var(--accent-cyan);
    left: 22px;
    top: 1px;
    border-radius: 3px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.plane-3d .wings {
    position: absolute;
    width: 50px;
    height: 6px;
    background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan), var(--accent-orange));
    left: 0;
    top: 10px;
    border-radius: 2px;
    transform: translateZ(1px);
}

.plane-3d .tail-fin {
    position: absolute;
    width: 1.5px;
    height: 9px;
    background-color: var(--accent-orange);
    left: 24.25px;
    top: 21px;
    transform: rotateX(90deg) translateZ(4px);
}

.plane-3d .tail-planes {
    position: absolute;
    width: 16px;
    height: 4px;
    background-color: var(--accent-cyan);
    left: 17px;
    top: 24px;
    border-radius: 1px;
}

/* Turn Coordinator */
.gauge-tc-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tc-plane {
    width: 60px;
    height: 20px;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
    transform-origin: center center;
}

.slip-indicator {
    position: absolute;
    bottom: 24px;
    width: 60px;
    height: 8px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 5px;
    background: rgba(0,0,0,0.4);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slip-ball {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #fff;
    box-shadow: 0 0 4px rgba(255,255,255,0.8);
    transition: transform 0.15s ease-out;
}

/* Heading Gyro Indicator */
.gauge-compass-card {
    position: absolute;
    width: 80%;
    height: 80%;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.08);
    background-color: rgba(255,255,255,0.01);
    z-index: 2;
    transform-origin: center center;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.compass-marker {
    position: absolute;
    font-family: var(--font-heading);
    font-size: 0.46rem;
    font-weight: 800;
    color: #fff;
    transform: translate(-50%, -50%);
}

.compass-marker.n { top: 15%; left: 50%; color: var(--accent-orange); font-size: 0.58rem; }
.compass-marker.e { top: 50%; left: 85%; font-size: 0.58rem; }
.compass-marker.s { top: 85%; left: 50%; font-size: 0.58rem; }
.compass-marker.w { top: 50%; left: 15%; font-size: 0.58rem; }

.compass-marker.num-3 { top: 24%; left: 70%; }
.compass-marker.num-6 { top: 38%; left: 82%; }
.compass-marker.num-12 { top: 62%; left: 82%; }
.compass-marker.num-15 { top: 76%; left: 70%; }
.compass-marker.num-21 { top: 76%; left: 30%; }
.compass-marker.num-24 { top: 62%; left: 18%; }
.compass-marker.num-30 { top: 38%; left: 18%; }
.compass-marker.num-33 { top: 24%; left: 30%; }

.heading-bug {
    position: absolute;
    top: 6px;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--accent-orange);
    z-index: 8;
}

/* Speed Indicator Arcs */
.speed-arc {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.white-arc {
    border: 3.5px solid transparent;
    border-top-color: rgba(255,255,255,0.25);
    transform: rotate(30deg);
}

.green-arc {
    border: 3.5px solid transparent;
    border-top-color: #10b981;
    transform: rotate(90deg);
}

.yellow-arc {
    border: 3.5px solid transparent;
    border-top-color: var(--accent-orange);
    transform: rotate(240deg);
}

.red-line {
    border: 4px solid transparent;
    border-top-color: #ef4444;
    transform: rotate(300deg);
}

/* Altimeter needles */
.gauge-needle-thin {
    position: absolute;
    width: 1px;
    height: 42px;
    background-color: #ef4444;
    top: 5px;
    left: 46.5px;
    transform-origin: 0.5px 42px;
    z-index: 9;
    box-shadow: 1px 1px 2px rgba(0,0,0,0.4);
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.kollsman-window {
    position: absolute;
    right: 18px;
    top: 42px;
    background-color: #000;
    border: 0.5px solid rgba(255,255,255,0.15);
    border-radius: 2px;
    color: #10b981;
    font-family: monospace;
    font-size: 0.38rem;
    padding: 0px 2px;
    z-index: 6;
    font-weight: bold;
}

/* Turn coordinator elements */
.tc-ticks {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 14px;
    pointer-events: none;
    z-index: 4;
}

.tc-tick {
    font-family: monospace;
    font-size: 0.45rem;
    color: var(--text-muted);
}

.tc-no-gyro {
    position: absolute;
    bottom: 28px;
    font-family: monospace;
    font-size: 0.45rem;
    color: var(--text-muted);
    z-index: 4;
}

/* VSI elements */
.vsi-labels {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    pointer-events: none;
    z-index: 5;
}

.vsi-lbl {
    font-family: monospace;
    font-size: 0.42rem;
    color: var(--text-muted);
    font-weight: bold;
}

/* Sun, Alert, and Tower styles */
.sim-sun {
    position: absolute;
    width: 50px;
    height: 50px;
    background: radial-gradient(circle, #ff5500 0%, rgba(255,85,0,0.15) 50%, transparent 80%);
    bottom: 140px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    opacity: 0.45;
}

.sim-alert-overlay {
    position: absolute;
    top: 12px;
    right: 12px;
    font-family: monospace;
    font-size: 0.55rem;
    font-weight: bold;
    color: #ef4444;
    background-color: rgba(0,0,0,0.85);
    border: 1px solid #ef4444;
    border-radius: 6px;
    padding: 3px 8px;
    letter-spacing: 0.5px;
    z-index: 12;
    animation: alertBlink 0.6s infinite alternate;
    display: none;
}

@keyframes alertBlink {
    from { opacity: 0.2; box-shadow: 0 0 0px #ef4444; }
    to { opacity: 1; box-shadow: 0 0 6px #ef4444; }
}

.atc-tower-3d {
    position: absolute;
    bottom: -10px;
    left: 45px;
    width: 18px;
    height: 65px;
    z-index: 2;
    pointer-events: none;
    transform-origin: bottom center;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.atc-tower-3d .tower-cabin {
    position: absolute;
    top: 0;
    left: 0;
    width: 18px;
    height: 14px;
    background-color: rgba(37, 40, 43, 0.95);
    border: 1px solid var(--accent-cyan);
    border-radius: 2px;
    box-shadow: 0 0 5px rgba(0, 229, 255, 0.3);
}

.atc-tower-3d .tower-shaft {
    position: absolute;
    top: 13px;
    left: 6px;
    width: 6px;
    height: 44px;
    background: linear-gradient(90deg, #1A1C1E, #25282B, #1A1C1E);
    border: 1px solid rgba(255,255,255,0.08);
}

.atc-tower-3d .tower-base {
    position: absolute;
    bottom: 0;
    left: 2px;
    width: 14px;
    height: 10px;
    background-color: #1A1C1E;
    border: 1.5px solid rgba(255,255,255,0.1);
}

/* 3D Runway Styles */
.sim-runway-container {
    position: absolute;
    width: 100%;
    height: 100%;
    perspective: 160px;
    perspective-origin: 50% 30%;
    z-index: 2;
    pointer-events: none;
    display: flex;
    justify-content: center;
    overflow: hidden;
}

.runway-3d {
    position: absolute;
    width: 44px;
    height: 600px;
    background-color: #14161f;
    border-left: 2px solid var(--accent-cyan);
    border-right: 2px solid var(--accent-cyan);
    bottom: -220px;
    transform: rotateX(86deg);
    transform-origin: bottom center;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
    opacity: 0.85;
    transition: transform 0.15s cubic-bezier(0.1, 0.8, 0.3, 1), opacity 0.15s ease;
}

.runway-3d::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 100%;
    left: 21px;
    top: 0;
    background: repeating-linear-gradient(to bottom, #ffaa00 0px, #ffaa00 25px, transparent 25px, transparent 50px);
    background-size: 100% 50px;
    background-position-y: var(--runway-offset, 0px);
}

/* Propeller spinner locked onto fuselage nose */
.plane-3d .fuselage .propeller-spinner {
    position: absolute;
    width: 4px;
    height: 4px;
    background-color: #fff;
    border-radius: 50%;
    left: 2px; /* Centered relative to 8px wide fuselage */
    top: -2.5px; /* Directly on the nose */
    z-index: 10;
}

.plane-3d .fuselage .propeller-spinner .blade {
    position: absolute;
    width: 1px;
    height: 18px;
    background: rgba(255,255,255,0.7);
    left: 1.5px;
    top: -7px;
    transform-origin: center center;
    box-shadow: 0 0 2px rgba(255,255,255,0.9);
    transition: transform 0.05s linear;
}

/* Simulator Instructions */
.hud-instructions {
    position: absolute;
    bottom: -32px;
    left: 50%;
    transform: translateX(-50%);
    font-family: monospace;
    font-size: 0.62rem;
    color: var(--accent-cyan);
    background-color: rgba(7, 11, 19, 0.85);
    border: 1px solid rgba(0, 229, 255, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    animation: hudPulseInstructions 2s infinite;
    z-index: 10;
    white-space: nowrap;
}

@keyframes hudPulseInstructions {
    0%, 100% { opacity: 0.6; box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.1); }
    50% { opacity: 1; box-shadow: 0 0 8px 2px rgba(0, 229, 255, 0.25); }
}

/* ==========================================================================
   GLASS CARD STYLING (REUSABLE)
   ========================================================================== */
.glass-card {
    border-radius: 16px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 32px;
    transition: var(--transition-normal);
}

/* Systems Section Glass Cards (Stratosphere Blue Border) */
#credentials .glass-card, #about .flight-dashboard-card, #skills #skill-card-ops .glass-card, #skills #skill-card-software .glass-card {
    background-color: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(2, 132, 199, 0.12);
    box-shadow: 0 8px 24px 0 rgba(17, 24, 39, 0.03);
}

#credentials .glass-card:hover, #about .flight-dashboard-card:hover, #skills #skill-card-ops .glass-card:hover, #skills #skill-card-software .glass-card:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--card-shadow), 0 0 25px rgba(2, 132, 199, 0.04);
    transform: translateY(-4px);
}

/* Hardware Section Glass Cards (Clean Teal Border) */
#projects .glass-card, #experience .glass-card, #skills #skill-card-build .glass-card, #skills #skill-card-mro .glass-card, #education-card, #contact-form-box {
    background-color: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(15, 118, 110, 0.12);
    box-shadow: 0 8px 24px 0 rgba(17, 24, 39, 0.03);
}

#projects .glass-card:hover, #experience .glass-card:hover, #skills #skill-card-build .glass-card:hover, #skills #skill-card-mro .glass-card:hover, #education-card:hover, #contact-form-box:hover {
    border-color: var(--accent-orange);
    box-shadow: var(--card-shadow), 0 0 25px rgba(15, 118, 110, 0.04);
    transform: translateY(-4px);
}

/* ==========================================================================
   ABOUT & FLIGHT LOG DASHBOARD
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: start;
}

.lead-text {
    font-size: 1.2rem;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 20px;
}

.about-text-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.pilot-meta-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 30px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.meta-item i {
    width: 32px;
    height: 32px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
}

.flight-dashboard-card {
    background-color: rgba(255, 255, 255, 0.015);
    border: 1.5px solid var(--border-glass);
    border-radius: 20px;
    padding: 30px;
}

.flight-dashboard-card .card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-color);
}

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

.gauge-wrapper {
    position: relative;
    width: 160px;
    height: 160px;
    margin-bottom: 24px;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring__circle {
    transition: stroke-dashoffset 0.35s;
    transform-origin: 50% 50%;
}

.gauge-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.gauge-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
}

.gauge-unit {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hours-breakdown {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    padding: 12px 16px;
    border-radius: 8px;
}

.breakdown-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.breakdown-color.rpc-color { background-color: var(--accent-color); }
.breakdown-color.ttt-color { background-color: var(--success-color); }

.breakdown-info {
    flex-grow: 1;
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

.breakdown-title {
    color: var(--text-secondary);
}

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

.rpi-progress-bar {
    width: 100%;
    border-top: 1px solid var(--border-glass);
    padding-top: 20px;
}

.progress-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.status-badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
}

.pulse-orange {
    background-color: rgba(var(--warning-rgb), 0.15);
    color: var(--warning-color);
    border: 1px solid rgba(var(--warning-rgb), 0.3);
    animation: orangePulse 2s infinite;
}

.progress-bar-track {
    width: 100%;
    height: 6px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), var(--success-color));
    border-radius: 3px;
}

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

/* ==========================================================================
   CREDENTIALS / CERTIFICATIONS
   ========================================================================== */
.credentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.credential-card {
    display: flex;
    flex-direction: column;
}

.cred-icon-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.cred-icon {
    font-size: 2.25rem;
    color: var(--accent-color);
}

.badge-active {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-pending {
    background-color: rgba(var(--warning-rgb), 0.15);
    color: var(--warning-color);
    border: 1px solid rgba(var(--warning-rgb), 0.3);
}

.badge-workshop {
    background-color: rgba(6, 182, 212, 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-completed {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-participation {
    background-color: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.cred-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.cred-number {
    font-size: 0.85rem;
    font-family: monospace;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.cred-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.cred-details li strong {
    color: var(--text-primary);
}

/* ==========================================================================
   UAV BUILD & PROJECTS
   ========================================================================== */
.project-featured {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 40px;
    padding: 40px;
    align-items: center;
    overflow: hidden;
}

.project-image-box {
    position: relative;
    border-radius: 12px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    box-shadow: 0 8px 24px rgba(26, 40, 54, 0.05);
    display: flex;
    flex-direction: column;
    padding: 12px;
    gap: 12px;
}

.project-media-container {
    position: relative;
    width: 100%;
    height: 480px;
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-glass);
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition-slow);
    display: none;
}

.project-img.active {
    display: block;
}

.project-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
}

.project-video-wrapper iframe {
    width: 100%;
    height: 100%;
}

.project-thumbnails {
    display: flex;
    gap: 10px;
    justify-content: flex-start;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
}

.thumb-item {
    width: 70px;
    height: 50px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    opacity: 0.65;
    transition: var(--transition-fast);
    position: relative;
    background-color: #1a2836;
    flex-shrink: 0;
}

.thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-item.active {
    opacity: 1;
    border-color: var(--accent-cyan);
}

.thumb-item:hover {
    opacity: 1;
}

.thumb-item.video-thumb .play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.thumb-item.video-thumb:hover .play-overlay {
    background: rgba(0, 0, 0, 0.2);
    color: var(--accent-cyan);
}

.project-featured:hover .project-img.active {
    transform: scale(1.02);
}

.project-overlay {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-tag, .project-role {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
    font-size: 0.75rem;
    padding: 8px 14px;
    border-radius: 6px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    width: fit-content;
    font-weight: 700;
    border: 1px solid rgba(17, 24, 39, 0.08);
    box-shadow: 0 4px 12px rgba(17, 24, 39, 0.05);
}

.project-tag i {
    color: var(--accent-color);
    margin-right: 6px;
}

.project-role i {
    color: var(--accent-orange);
    margin-right: 6px;
}

.project-details {
    display: flex;
    flex-direction: column;
}

.project-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 14px;
}

.project-desc {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

/* Specs Tab Controls */
.specs-tab-container {
    width: 100%;
}

.specs-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.spec-tab-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.spec-tab-btn:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.02);
}

.spec-tab-btn.active {
    color: var(--accent-orange);
    background-color: rgba(var(--accent-orange-rgb), 0.1);
}

.specs-tab-content {
    position: relative;
}

.tab-pane {
    display: none;
    animation: tabFadeIn 0.35s ease;
}

.tab-pane.active {
    display: block;
}

.spec-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.spec-list li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
}

.spec-list li i {
    margin-top: 4px;
    margin-right: 10px;
    font-size: 0.75rem;
    color: var(--accent-orange);
}

.spec-list li strong {
    color: var(--text-primary);
    margin-right: 5px;
}

/* ==========================================================================
   TIMELINE (EXPERIENCE)
   ========================================================================== */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background-color: var(--border-glass);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.timeline-item.left { left: 0; }
.timeline-item.right { left: 50%; }

.timeline-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    right: -8px;
    background-color: var(--bg-primary);
    border-radius: 50%;
    top: 30px;
    z-index: 1;
    transition: var(--transition-normal);
}

.timeline-item.right .timeline-dot {
    left: -8px;
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.2);
}

/* Alternating Timeline Colors */
#timeline-aiesl .timeline-dot {
    border: 3px solid var(--accent-orange);
    box-shadow: 0 0 10px rgba(var(--accent-orange-rgb), 0.4);
}
#timeline-aiesl:hover .timeline-dot {
    background-color: var(--accent-orange);
}
#timeline-aiesl .timeline-date {
    color: var(--accent-orange);
}

#timeline-gfts .timeline-dot {
    border: 3px solid var(--accent-cyan);
    box-shadow: 0 0 10px rgba(var(--accent-cyan-rgb), 0.4);
}
#timeline-gfts:hover .timeline-dot {
    background-color: var(--accent-cyan);
}
#timeline-gfts .timeline-date {
    color: var(--accent-cyan);
}

.timeline-content {
    position: relative;
    padding: 24px 28px;
}

.timeline-date {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.timeline-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.timeline-company {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.timeline-location {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.timeline-location i {
    margin-right: 4px;
}

.timeline-bullets {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.timeline-bullets li {
    position: relative;
    padding-left: 14px;
}

.timeline-bullets li::before {
    content: '•';
    position: absolute;
    left: 0;
}

#timeline-aiesl .timeline-bullets li::before {
    color: var(--accent-orange);
}

#timeline-gfts .timeline-bullets li::before {
    color: var(--accent-cyan);
}

/* ==========================================================================
   TECHNICAL SKILLS
   ========================================================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.skill-card {
    padding: 28px 24px;
}

.skill-icon-box {
    width: 48px;
    height: 48px;
    background-color: rgba(var(--accent-rgb), 0.08);
    border: 1px solid rgba(var(--accent-rgb), 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    transition: var(--transition-normal);
}

.skill-card:hover .skill-icon-box {
    background-color: var(--accent-color);
    color: #000;
    box-shadow: var(--glow-shadow);
}

.skill-category {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.skill-list li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.skill-list li::before {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
}

/* Skill Card Accent Overrides */
#skill-card-ops .skill-icon-box, #skill-card-software .skill-icon-box {
    background-color: rgba(0, 229, 255, 0.08);
    border-color: rgba(0, 229, 255, 0.15);
    color: var(--accent-cyan);
}
#skill-card-ops:hover .skill-icon-box, #skill-card-software:hover .skill-icon-box {
    background-color: var(--accent-cyan);
    color: #03060b;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.35);
}
#skill-card-ops .skill-list li::before, #skill-card-software .skill-list li::before {
    background-color: var(--accent-cyan);
}

#skill-card-build .skill-icon-box, #skill-card-mro .skill-icon-box {
    background-color: rgba(255, 85, 0, 0.08);
    border-color: rgba(255, 85, 0, 0.15);
    color: var(--accent-orange);
}
#skill-card-build:hover .skill-icon-box, #skill-card-mro:hover .skill-icon-box {
    background-color: var(--accent-orange);
    color: #03060b;
    box-shadow: 0 0 20px rgba(255, 85, 0, 0.35);
}
#skill-card-build .skill-list li::before, #skill-card-mro .skill-list li::before {
    background-color: var(--accent-orange);
}

.education-block {
    padding: 40px;
    border-radius: 20px;
}

.edu-heading {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.education-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.edu-item {
    border-left: 2px solid var(--border-glass);
    padding-left: 20px;
    transition: var(--transition-normal);
}

.edu-item:hover {
    border-left-color: var(--accent-color);
}

.edu-date {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-color);
    display: block;
    margin-bottom: 6px;
}

.edu-degree {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.edu-school {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 60px;
    align-items: start;
}

.contact-info-panel h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 16px;
}

.contact-intro-text {
    color: var(--text-secondary);
    margin-bottom: 36px;
    font-size: 0.95rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-link-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background-color: var(--bg-primary);
    border: 1px solid rgba(26, 40, 54, 0.12);
    border-radius: 12px;
}

.contact-link-item:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(26, 40, 54, 0.04);
}

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background-color: rgba(var(--accent-rgb), 0.08);
    border: 1px solid rgba(var(--accent-rgb), 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    color: var(--accent-color);
}

.contact-link-text {
    display: flex;
    flex-direction: column;
}

.link-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

.link-val {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Contact Form UI */
.contact-form-panel {
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input, .form-group textarea {
    width: 100%;
    background-color: var(--bg-primary);
    border: 1px solid rgba(26, 40, 54, 0.15);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 10px rgba(0, 91, 159, 0.1);
    background-color: var(--bg-primary);
}

.form-status-msg {
    margin-top: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
}

.form-status-msg.success { color: var(--success-color); }
.form-status-msg.error { color: var(--warning-color); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer {
    border-top: 1px solid var(--border-glass);
    padding: 40px 0;
    background-color: var(--bg-primary);
}

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

.copyright {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    width: 36px;
    height: 36px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.footer-socials a:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
    background-color: rgba(var(--accent-rgb), 0.05);
}

/* ==========================================================================
   KEYFRAME ANIMATIONS
   ========================================================================== */
@keyframes hoverFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(1deg); }
}

@keyframes propSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes radarPulse {
    0% { transform: scale(0.6); opacity: 1; }
    100% { transform: scale(1.3); opacity: 0; }
}

@keyframes orangePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(245, 158, 11, 0); }
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Scroll Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.appear {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE DESIGN (BREAKPOINTS)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }
    
    .hero-badge-row {
        justify-content: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .quick-stats {
        grid-template-columns: repeat(2, 1fr);
        max-width: 480px;
        margin: 0 auto;
    }
    
    .hero-visual-panel {
        max-width: 500px;
        margin: 0 auto;
        width: 100%;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .why-hire-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .project-featured {
        grid-template-columns: 1fr;
        padding: 24px;
    }
    
    .project-image-box {
        height: auto;
    }
    
    .project-media-container {
        height: 380px;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .education-row {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav-container {
        padding: 0 24px;
    }
    
    .section-padding {
        padding: 70px 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .nav-toggle {
        display: block;
        z-index: 110;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--bg-secondary);
        border-left: 1px solid var(--border-glass);
        padding: 100px 40px 40px;
        display: flex;
        flex-direction: column;
        transition: var(--transition-normal);
        z-index: 105;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
        width: 100%;
    }
    
    .nav-link {
        font-size: 1.1rem;
        width: 100%;
        display: block;
        padding: 8px 0;
    }
    
    .nav-cta {
        width: 100%;
        margin-top: 10px;
    }
    
    .timeline::after {
        left: 31px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 20px;
    }
    
    .timeline-item.right {
        left: 0;
    }
    
    .timeline-dot {
        left: 22px !important;
        right: auto !important;
    }
    
    .credentials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 12px;
    }
    
    .quick-stats {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .project-media-container {
        height: 300px;
    }
    
    .pilot-credential-card {
        padding: 16px 20px;
    }
    
    .pilot-card-body {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .contact-form-panel {
        padding: 24px;
    }
}

/* ==========================================================================
   DOCUMENT VIEWER MODAL
   ========================================================================== */
.doc-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 24, 37, 0.6);
    backdrop-filter: blur(8px);
    z-index: 1100;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.doc-modal.active {
    display: flex;
    opacity: 1;
}

.doc-modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    width: 100%;
    max-width: 900px;
    height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 50px rgba(17, 24, 39, 0.15);
    overflow: hidden;
    animation: modalFadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.doc-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-glass);
}

.doc-modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.close-btn:hover {
    background-color: rgba(17, 24, 39, 0.05);
    color: var(--text-primary);
}

.doc-modal-body {
    flex-grow: 1;
    position: relative;
    background-color: #f3f4f6;
}

.doc-modal-body iframe {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    border: none;
}

.doc-modal-footer {
    padding: 12px 24px;
    border-top: 1px solid var(--border-glass);
    display: flex;
    justify-content: flex-end;
}

h4 {
    margin: 0;
}

.credential-card, .timeline-content {
    transition: var(--transition-normal);
    position: relative;
}

.credential-card[data-pdf], .timeline-content[data-pdf] {
    cursor: pointer;
}

.credential-card[data-pdf]:hover, .timeline-content[data-pdf]:hover {
    transform: translateY(-4px);
    border-color: var(--accent-cyan);
}

/* Document Indicator Icon for clickable cards */
.credential-card[data-pdf]::after, .timeline-content[data-pdf]::after {
    content: '\f08e';
    font-family: 'Font Awesome 6 Free', sans-serif;
    font-weight: 900;
    position: absolute;
    bottom: 18px;
    right: 20px;
    font-size: 0.85rem;
    color: var(--accent-cyan);
    opacity: 0.45;
    transition: var(--transition-fast);
}

.credential-card[data-pdf]:hover::after, .timeline-content[data-pdf]:hover::after {
    opacity: 1;
    transform: scale(1.15);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(15px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}