/* AAA CORPORATE DESIGN SYSTEM - SONY / FROM_SOFTWARE / ADOBE INSPIRATION */
:root {
    /* Extreme Contrast Themes */
    --bg-base: #000000;
    --bg-alt: #111111;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --accent: #ffffff; /* Monochromatic accents for extreme seriousness */
    --accent-hover: #cccccc;
    --border-color: #333333;
    --nav-bg: #000000;
    --input-bg: #0a0a0a;
}

[data-theme="white"] {
    --bg-base: #ffffff;
    --bg-alt: #f4f4f4;
    --text-primary: #000000;
    --text-secondary: #666666;
    --accent: #000000;
    --accent-hover: #333333;
    --border-color: #e0e0e0;
    --nav-bg: #ffffff;
    --input-bg: #f9f9f9;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.mono {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

/* Rain Effect - Kept at absolute bare minimum so it doesn't distract */
canvas#rainCanvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.02;
}

/* Typography Scale */
h1 {
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
    line-height: 1.1;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

p.body-large {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 800px;
    font-weight: 400;
    line-height: 1.5;
}

/* --- CORPORATE NAVIGATION --- */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 4vw;
    height: 80px;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border-color);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
}

.brand-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--text-primary);
    color: var(--bg-base);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.875rem;
    letter-spacing: -0.05em;
}

.brand-text {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 3vw;
    list-style: none;
    height: 100%;
}

.nav-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: color 0.2s ease;
    height: 100%;
    display: flex;
    align-items: center;
}

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

/* Desktop Dropdown - Rigorous Grid Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    background: var(--nav-bg);
    border: 1px solid var(--border-color);
    border-top: none;
    display: none;
}

.nav-item:hover .dropdown-menu {
    display: block;
}

.dropdown-header {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    padding: 1.5rem 1.5rem 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.dropdown-link {
    display: block;
    width: 100%;
    text-align: left;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    border-top: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.1s;
}

.dropdown-link:hover {
    background: var(--bg-alt);
}

/* Theme Switcher in Nav */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: transparent;
    cursor: pointer;
}
.theme-toggle span {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}
.theme-toggle:hover span {
    color: var(--text-primary);
}
.theme-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-primary);
}

/* --- PAGE / SECTIONS --- */
.page {
    display: none;
    width: 100%;
    min-height: 100vh;
    padding-top: 80px; /* Offset for fixed nav */
}

.page.active {
    display: block;
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Edge-to-Edge Sections */
.section-block {
    width: 100%;
    padding: 8vw 4vw;
    border-bottom: 1px solid var(--border-color);
}

.section-block.alt-bg {
    background-color: var(--bg-alt);
}

/* Wrappers for content inside sections */
.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.content-wrapper-sm {
    max-width: 800px;
    margin: 0 auto;
}

/* Grids */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4vw;
}

@media (max-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Buttons - Solid, sharp geometry */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: var(--bg-base);
    border: none;
    padding: 1rem 2rem;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.15s ease;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 1rem 2rem;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}

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

/* Metadata Tags (like the 'badges' from before, now professional) */
.meta-tag {
    display: inline-block;
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.25rem;
}


/* --- TYPING BENCHMARK COMPONENT --- */
.typing-box {
    position: relative;
    padding: 3rem 0;
    text-align: left;
    outline: none;
}

.words-display {
    font-size: 2rem;
    line-height: 1.5;
    color: var(--text-secondary);
    font-weight: 500;
    user-select: none;
    white-space: pre-wrap;
    word-break: break-word;
    min-height: 150px;
    position: relative;
}

.char {
    position: relative;
    color: var(--text-secondary);
}

.char.correct {
    color: var(--text-primary);
}

.char.incorrect {
    color: #e02424; /* Adobe-like exact red alert */
}

/* The vertical cursor */
#typing-cursor {
    position: absolute;
    width: 2px;
    height: 2rem;
    background-color: var(--accent);
    transition: left 0.05s ease, top 0.05s ease;
    animation: blink 1s step-end infinite;
    pointer-events: none;
}

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

.stats-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0;
    margin-top: 2rem;
}

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

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

/* HUD PREVIEW (Sony Style clean readout) */
.hud-preview {
    width: 100%;
    background: var(--bg-alt);
    border: 1px solid var(--border-color);
    padding: 2rem;
}

.hud-key-bar {
    height: 2px;
    background: var(--border-color);
    margin-bottom: 1.5rem;
    width: 100%;
}

.hud-key-fill {
    height: 100%;
    background: var(--accent);
    width: 65%;
}

.hud-keystrokes {
    display: flex;
    gap: 0.5rem;
}
.hud-key {
    background: var(--bg-base);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 700;
    /* geometric shape */
}
.hud-key.active {
    background: var(--text-primary);
    color: var(--bg-base);
    border-color: var(--text-primary);
}

/* Reaction Area */
.reaction-area {
    min-height: 400px;
    display: flex;
    background: var(--bg-alt);
    border: 1px solid var(--border-color);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    user-select: none;
    transition: background 0.1s;
}

.reaction-area.ready {
    background-color: #e02424; 
    border-color: #e02424;
    color: #ffffff;
}

.reaction-area.go {
    background-color: #2dc182; 
    border-color: #2dc182;
    color: #000000;
}

/* Forms (Contact Page) */
.corporate-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.grid-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input, .form-textarea {
    background: var(--bg-base);
    border: none;
    border-bottom: 2px solid var(--border-color);
    padding: 1rem 0;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1.125rem;
    font-weight: 400;
    transition: border-color 0.2s;
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-bottom-color: var(--text-primary);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* --- XCOMBOS SPECIFIC / CAROUSEL --- */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr; } }

.feature-card {
    padding: 2.5rem;
    background: var(--bg-alt);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--text-primary);
}
.feature-card h3 { margin-bottom: 1rem; }
.feature-card p { color: var(--text-secondary); font-size: 0.95rem; }

/* Carousel Engine */
.carousel-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: #000;
    margin-top: 2rem;
}

.carousel-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-base);
}

.carousel-slide img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.video-slide { background: #000; }
.video-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    color: var(--text-secondary);
}
.play-icon {
    width: 80px;
    height: 80px;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    position: relative;
    cursor: pointer;
}
.play-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-style: solid;
    border-width: 15px 0 15px 25px;
    border-color: transparent transparent transparent var(--text-secondary);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    color: white;
    padding: 1.5rem 1rem;
    cursor: pointer;
    z-index: 10;
    transition: background 0.2s;
}
.carousel-nav:hover { background: var(--text-primary); color: var(--bg-base); }
.carousel-nav.prev { left: 0; }
.carousel-nav.next { right: 0; }

.carousel-indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.75rem;
    z-index: 10;
}
.indicator {
    width: 8px;
    height: 8px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}
.indicator.active { background: white; width: 24px; border-radius: 4px; }

/* Download Card */
.download-card {
    background: var(--bg-alt);
    border: 1px solid var(--border-color);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}
.download-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

/* Nav Icons */
.nav-icon-link {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    transition: color 0.2s;
}
.nav-icon-link:hover { color: var(--text-primary); }

.style-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}
.style-list li {
    font-size: 1.1rem;
    color: var(--text-primary);
}