/* Default Theme (Light)
*/
:root {
    --primary-color: #F37021;
    --primary-color-light: #f58b4c;
    --secondary-color: #8DC63F;
    --secondary-color-light: #a2d469;
    
    --bg-main: #FFFFFF;
    --bg-section: #F9FAFB;
    --bg-card: #FFFFFF;
    --border-color: rgba(0, 0, 0, 0.08);
    
    --text-heading: #111827;
    --text-body: #374151;
    --text-subtle: #6B7280;

    --vector-color: rgba(0, 0, 0, 0.05);
    --btn-hover-text: #FFFFFF;

    /* Header specific */
    --header-bg: rgba(255, 255, 255, 0.8);
    --header-border: rgba(0, 0, 0, 0.08);
    --nav-link-color: #4B5563;
    --theme-icon-color: #4B5563;
    --theme-icon-hover-bg: rgba(0, 0, 0, 0.05);

    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Share Tech Mono', monospace;
}

/* Dark Theme Overrides
*/
body[data-theme="dark"] {
    --bg-main: #050505;
    --bg-section: #050505;
    --bg-card: #101010;
    --border-color: rgba(255, 255, 255, 0.1);

    --text-heading: #FFFFFF;
    --text-body: #d1d5db;
    --text-subtle: #9CA3AF;

    --vector-color: rgba(255, 255, 255, 0.1);
    --btn-hover-text: #050505;

    /* Header specific */
    --header-bg: rgba(5, 5, 5, 0.6);
    --header-border: rgba(255, 255, 255, 0.1);
    --nav-link-color: #d1d5db;
    --theme-icon-color: #d1d5db;
    --theme-icon-hover-bg: rgba(255, 255, 255, 0.1);
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-body);
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-heading);
}

.text-primary-color { color: var(--primary-color); }
.text-secondary-color { color: var(--secondary-color); }
.text-main-heading { color: var(--text-heading); }
.text-main-p { color: var(--text-body); }
.text-sub-p { color: var(--text-subtle); }
.bg-section-bg { background-color: var(--bg-section); }
.text-vector-color { color: var(--vector-color); }

/* Header Theming */
.bg-header-bg { background-color: var(--header-bg); }
.border-header-border { border-color: var(--header-border); }
.nav-link { color: var(--nav-link-color); }
.nav-link:hover { color: var(--primary-color); transition: color 0.2s; }
.text-mobile-menu-icon-color { color: var(--nav-link-color); }
.text-theme-icon-color { color: var(--theme-icon-color); }
.bg-theme-icon-hover-bg { background-color: var(--theme-icon-hover-bg); }

/* Footer Theming */
.bg-footer-bg { background-color: var(--bg-section); }
.border-footer-border { border-color: var(--border-color); }
.text-footer-text { color: var(--text-subtle); }


.bg-animated-grid {
    position: relative;
    overflow: hidden;
}

.bg-animated-grid::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        linear-gradient(to right, var(--border-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--border-color) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: pan-grid 20s linear infinite;
    z-index: 0;
}

@keyframes pan-grid {
    0% { background-position: 0 0; }
    100% { background-position: 60px 60px; }
}

.hero-glow {
    background-image: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(243, 112, 33, 0.15), transparent);
}

.section-glow { position: relative; }
.section-glow::before {
    content: '';
    position: absolute;
    top: -10%; left: 50%;
    transform: translateX(-50%);
    width: 80%; height: 100%;
    background-image: radial-gradient(ellipse 100% 40% at 50% 0%, rgba(243, 112, 33, 0.05), transparent);
    z-index: 0;
    pointer-events: none;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.03), 0 2px 4px -2px rgba(0,0,0,0.03);
}

body[data-theme="dark"] .card {
    box-shadow: none;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.07), 0 8px 10px -6px rgba(0, 0, 0, 0.07);
}

body[data-theme="dark"] .card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
}

.card::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 200%; height: 100%;
    background: linear-gradient(100deg, transparent, rgba(0, 0, 0, 0.02), transparent);
    transform: translateX(-100%);
    transition: transform 0.8s ease;
}

body[data-theme="dark"] .card::after {
    background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.05), transparent);
}

.card:hover::after {
    transform: translateX(100%);
}

.btn-primary {
    width: fit-content;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--primary-color);
    background-color: transparent;
    color: var(--primary-color);
    font-family: var(--font-body);
    font-weight: 600;
    border-radius: 0.5rem;
    overflow: hidden;
    z-index: 1;
    transition: color 0.4s ease-in-out;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease-in-out;
    z-index: -1;
}

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

.btn-primary:hover::before {
    transform: scaleX(1);
}

.btn-primary .btn-icon {
    transition: transform 0.3s ease;
}

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

/* Typing Animation */
.typing-cursor::after {
    content: '_';
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    from, to { color: transparent }
    50% { color: var(--primary-color); }
}

/* Scroll Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}