/* CSS Custom Properties & Design Tokens */
:root {
    /* Color Palette */
    --bg-dark-navy: #203347;
    --bg-dark-navy-rgb: 32, 51, 71;
    --bg-darker: #13202e;
    --bg-card-dark: rgba(22, 36, 51, 0.65);
    
    --accent-orange: #E27038;
    --accent-orange-rgb: 226, 112, 56;
    
    --accent-teal: #5BC0DE;
    --accent-teal-rgb: 91, 192, 222;
    
    --muted-silver: #A9A9A9;
    --muted-silver-rgb: 169, 169, 169;
    
    --white: #ffffff;
    --text-primary: #f5f6f8;
    --text-secondary: #a0abb7;
    --text-muted: #75879a;
    
    /* Typography */
    --font-header: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Fira Code', monospace;
    
    /* Layout Tokens */
    --glass-bg: rgba(22, 36, 51, 0.65);
    --glass-border: rgba(169, 169, 169, 0.15);
    --glass-blur: 12px;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-dark-navy);
    color: var(--text-primary);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(91, 192, 222, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(226, 112, 56, 0.05) 0%, transparent 40%);
    background-attachment: fixed;
}

main {
    flex-grow: 1;
}

/* Typography Overrides */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-header);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

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

p {
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Glassmorphism Utility */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: var(--border-radius-md);
}

/* Header & Navigation */
.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid transparent;
    transition: background-color var(--transition-normal), border-color var(--transition-normal), backdrop-filter var(--transition-normal);
}

.sticky-header.scrolled {
    background-color: rgba(32, 51, 71, 0.75);
    border-color: var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
}

.nav-logo {
    height: 38px;
    width: auto;
    aspect-ratio: 1152 / 321;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-family: var(--font-header);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-orange);
    transition: var(--transition-fast);
}

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

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

.nav-cta {
    color: var(--accent-orange);
    border: 1px solid var(--accent-orange);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    letter-spacing: -0.01em;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background-color: rgba(226, 112, 56, 0.1);
    box-shadow: 0 0 15px rgba(226, 112, 56, 0.2);
    color: var(--white);
    border-color: var(--white);
}

/* Mobile Toggle Hamburger Menu */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

/* Button UI */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-header);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    text-align: center;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--accent-orange);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(226, 112, 56, 0.25);
}

.btn-primary:hover {
    background-color: #ef7d43;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(226, 112, 56, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--glass-border);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--muted-silver);
    transform: translateY(-2px);
}

.btn-block {
    display: block;
    width: 100%;
}

/* Sections Base Styling */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    width: 90%;
    max-width: 800px;
    margin: 0 auto 50px auto;
    text-align: center;
}

.section-title {
    font-size: 2.2rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-family: var(--font-header);
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Hero Section */
.hero-section {
    padding: 160px 0 100px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: var(--text-secondary);
    max-width: 580px;
}

.hero-ctas {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-showcase {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
    width: 100%;
}

.emblem-container {
    width: 240px;
    height: auto;
    aspect-ratio: 867 / 948;
    position: relative;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.emblem-container::before {
    content: '';
    position: absolute;
    width: 130%;
    height: 130%;
    background: radial-gradient(circle, rgba(226, 112, 56, 0.12) 0%, transparent 70%);
    z-index: -1;
}

.hero-emblem {
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 8px 24px rgba(22, 36, 51, 0.5));
}

/* Terminal Styling */
.terminal-frame {
    width: 100%;
    max-width: 500px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(19, 32, 46, 0.6);
}

.terminal-header {
    background-color: rgba(19, 32, 46, 0.8);
    padding: 0.6rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red { background-color: #ff5f56; }
.terminal-dot.yellow { background-color: #ffbd2e; }
.terminal-dot.green { background-color: #27c93f; }

.terminal-title {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

.terminal-body {
    padding: 1.2rem;
    min-height: 180px;
    color: #a9b7c6;
    line-height: 1.5;
    background-color: rgba(19, 32, 46, 0.55);
}

.terminal-line {
    margin-bottom: 0.4rem;
    display: flex;
    align-items: flex-start;
}

.terminal-prompt {
    color: var(--accent-teal);
    margin-right: 0.5rem;
    user-select: none;
}

.terminal-cursor {
    display: inline-block;
    width: 6px;
    height: 14px;
    background-color: var(--accent-orange);
    margin-left: 2px;
    animation: blink-cursor 1s step-end infinite;
}

/* Capabilities/Services Section */
.services-section {
    background-color: rgba(19, 32, 46, 0.3);
}

.services-grid {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.service-card {
    padding: 3rem;
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.service-icon-wrapper {
    margin-bottom: 1.5rem;
}

.service-svg {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.service-card p {
    margin-bottom: 1.8rem;
}

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

.tech-tags span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.25rem 0.6rem;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
}

/* Service Card Glows on Hover */
.service-card.orange-glow:hover {
    transform: translateY(-5px);
    border-color: rgba(226, 112, 56, 0.4);
    box-shadow: 0 10px 30px rgba(226, 112, 56, 0.12);
}

.service-card.teal-glow:hover {
    transform: translateY(-5px);
    border-color: rgba(91, 192, 222, 0.4);
    box-shadow: 0 10px 30px rgba(91, 192, 222, 0.12);
}

.service-card.orange-glow:hover .service-svg {
    color: var(--accent-orange);
    filter: drop-shadow(0 0 4px rgba(226, 112, 56, 0.4));
}

.service-card.teal-glow:hover .service-svg {
    color: var(--accent-teal);
    filter: drop-shadow(0 0 4px rgba(91, 192, 222, 0.4));
}

/* IDE Playground Section */
.playground-section {
    background-color: transparent;
}

.ide-container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(19, 32, 46, 0.55);
}

.ide-header {
    background-color: rgba(19, 32, 46, 0.9);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
    height: 48px;
}

.ide-tabs {
    display: flex;
    height: 100%;
}

.ide-tab {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0 1.2rem;
    cursor: pointer;
    height: 100%;
    display: flex;
    align-items: center;
    border-right: 1px solid rgba(169, 169, 169, 0.1);
    position: relative;
    transition: var(--transition-fast);
}

.ide-tab:hover {
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
}

.ide-tab.active {
    background-color: rgba(32, 51, 71, 0.65);
    color: var(--white);
}

.ide-tab.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent-orange);
}

.ide-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.green {
    background-color: #27c93f;
    box-shadow: 0 0 8px rgba(39, 201, 63, 0.6);
}

.ide-body {
    padding: 1.5rem;
    background-color: rgba(19, 32, 46, 0.5);
    overflow-x: auto;
    min-height: 380px;
}

/* Pre and Code layout inside IDE */
.ide-body pre {
    margin: 0;
}

.ide-body code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-primary);
    display: block;
}

/* Code Syntax Highlighting colors */
.token-keyword { color: var(--accent-orange); font-weight: 500; }
.token-type { color: var(--accent-teal); }
.token-function { color: #88c0d0; }
.token-string { color: #a3be8c; }
.token-number { color: #b48ead; }
.token-comment { color: var(--text-muted); font-style: italic; }
.token-operator { color: #81a1c1; }
.token-builtin { color: #ebcb8b; }

/* Contact Section & Form */
.contact-section {
    background-color: rgba(19, 32, 46, 0.25);
}

.contact-container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    overflow: hidden;
    padding: 0;
}

.contact-info {
    padding: 4rem;
    background-color: rgba(19, 32, 46, 0.4);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 3rem;
}

.contact-info h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.contact-status-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background-color: rgba(19, 32, 46, 0.7);
    border: 1px solid rgba(169, 169, 169, 0.1);
    padding: 1.5rem;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
}

.battery-mug-wrapper {
    flex-shrink: 0;
    width: 60px;
    height: auto;
    aspect-ratio: 227 / 236;
    display: flex;
    align-items: center;
    justify-content: center;
}

.battery-mug-icon {
    width: 100%;
    height: auto;
    object-fit: contain;
    transition: filter var(--transition-normal), transform var(--transition-normal);
}

.status-msg {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.status-title {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-orange);
    transition: color var(--transition-normal);
}

.status-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color var(--transition-normal);
}

/* Success status classes for Mug */
.contact-status-card.active-success {
    border-color: rgba(39, 201, 63, 0.3);
    box-shadow: 0 0 20px rgba(39, 201, 63, 0.1);
}

.contact-status-card.active-success .battery-mug-icon {
    animation: refuel-coffee 1.2s ease forwards;
}

.contact-status-card.active-success .status-title {
    color: #27c93f;
}

/* Contact Form Wrapper */
.contact-form-wrapper {
    padding: 4rem;
    position: relative;
    background-color: rgba(22, 36, 51, 0.45);
}

.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-group label {
    display: block;
    font-family: var(--font-header);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background-color: rgba(19, 32, 46, 0.6);
    border: 1px solid rgba(169, 169, 169, 0.25);
    border-radius: var(--border-radius-sm);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-orange);
    box-shadow: 0 0 10px rgba(226, 112, 56, 0.2);
}

.form-group textarea {
    resize: vertical;
}

/* Error message styling */
.form-error {
    position: absolute;
    bottom: -1.4rem;
    left: 0;
    font-size: 0.75rem;
    color: #ff5f56;
    display: none;
    font-family: var(--font-mono);
}

.form-group.invalid input,
.form-group.invalid textarea {
    border-color: #ff5f56;
}

.form-group.invalid .form-error {
    display: block;
}

/* Success form message box */
.form-success-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 100%;
    min-height: 300px;
    animation: fadeIn 0.5s ease forwards;
}

.success-icon-wrapper {
    margin-bottom: 1.5rem;
}

.success-svg {
    filter: drop-shadow(0 0 8px rgba(226, 112, 56, 0.4));
}

.form-success-message h3 {
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 1rem;
}

.form-success-message p {
    max-width: 380px;
    color: var(--text-secondary);
}

.hidden {
    display: none !important;
}

/* System Footer */
.system-footer {
    background-color: var(--bg-darker);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2.5rem 0;
}

.footer-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    gap: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    height: 32px;
    width: auto;
    aspect-ratio: 1152 / 321;
    object-fit: contain;
    align-self: flex-start;
}

.footer-tagline {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 450px;
}

.footer-status {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-top: 1px solid rgba(169, 169, 169, 0.08);
    border-bottom: 1px solid rgba(169, 169, 169, 0.08);
    padding: 1.2rem 0;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.pulse-dot.green {
    background-color: #27c93f;
    box-shadow: 0 0 8px rgba(39, 201, 63, 0.6);
    animation: pulse-telemetry 2s infinite;
}

.footer-bottom {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Core Animations Keyframes */
@keyframes blink-cursor {
    from, to { border-color: transparent }
    50% { border-color: var(--accent-orange); }
}

@keyframes pulse-telemetry {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(39, 201, 63, 0.5); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 6px rgba(39, 201, 63, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(39, 201, 63, 0); }
}

@keyframes refuel-coffee {
    0% { transform: scale(1) rotate(0deg); filter: grayscale(0) hue-rotate(0deg); }
    30% { transform: scale(1.2) rotate(-10deg); filter: grayscale(0) hue-rotate(45deg); }
    60% { transform: scale(1.1) rotate(15deg); filter: grayscale(0) hue-rotate(135deg); }
    100% { transform: scale(1) rotate(0deg); filter: saturate(1.8) hue-rotate(90deg) drop-shadow(0 0 8px rgba(39, 201, 63, 0.4)); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-ctas {
        justify-content: center;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
        padding: 3rem;
        gap: 2rem;
    }
    
    .contact-form-wrapper {
        padding: 3rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .hero-section {
        padding-top: 120px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-card {
        padding: 2rem;
    }
    
    /* Mobile Header Drawer */
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: rgba(32, 51, 71, 0.98);
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        padding: 3rem;
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        z-index: 1000;
        border-top: 1px solid var(--glass-border);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-link {
        font-size: 1.5rem;
    }
    
    .nav-cta {
        font-size: 1.3rem;
        padding: 0.8rem 2rem;
    }
    
    /* Toggle active animation (Hamburger to X) */
    .mobile-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}