/* Landing Page - Minimalist Split Screen Design */

:root {
    --music-primary: #981800;
    --music-secondary: #c42200;
    --software-primary: #07495d;
    --software-secondary: #0a6b8a;
    --bg-dark: #0a0a0a;
    --text-light: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.6);
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    height: 100%;
}

body {
    font-family: 'Jost', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    height: 100%;
    min-height: 100dvh; /* Use dynamic viewport height for mobile */
    overflow-x: hidden;
}

/* Main Container */
.landing-container {
    display: flex;
    min-height: 100dvh; /* Use dynamic viewport height for mobile */
    height: 100%;
    width: 100%;
    position: relative;
}

/* Section Base Styles */
.section {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    color: var(--text-light);
    cursor: pointer;
    transition: flex 0.6s var(--transition-smooth);
}

.section-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    transition: transform 0.4s var(--transition-smooth), opacity 0.4s var(--transition-smooth);
}

.section-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    transition: opacity 0.5s var(--transition-smooth), transform 0.6s var(--transition-smooth);
}

/* Music Section */
.music-section .section-bg {
    background: 
        linear-gradient(135deg, 
            var(--music-primary) 0%, 
            color-mix(in srgb, var(--music-primary) 60%, var(--bg-dark)) 100%
        );
    opacity: 0.3;
}

.music-section:hover .section-bg {
    opacity: 1;
    transform: scale(1.05);
}

/* Software Section */
.software-section .section-bg {
    background: 
        linear-gradient(225deg, 
            var(--software-primary) 0%, 
            color-mix(in srgb, var(--software-primary) 60%, var(--bg-dark)) 100%
        );
    opacity: 0.3;
}

.software-section:hover .section-bg {
    opacity: 1;
    transform: scale(1.05);
}

/* Hover Effects - Section Expansion */
.landing-container:has(.music-section:hover) .music-section {
    flex: 1.3;
}

.landing-container:has(.music-section:hover) .software-section {
    flex: 0.7;
}

.landing-container:has(.software-section:hover) .software-section {
    flex: 1.3;
}

.landing-container:has(.software-section:hover) .music-section {
    flex: 0.7;
}

/* Non-hovered section dims */
.landing-container:has(.music-section:hover) .software-section .section-content {
    opacity: 0.4;
    transform: scale(0.95);
}

.landing-container:has(.software-section:hover) .music-section .section-content {
    opacity: 0.4;
    transform: scale(0.95);
}

/* Icon Styles */
.icon-wrapper {
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
    position: relative;
}

.section-icon {
    width: 100%;
    height: 100%;
    color: var(--text-light);
    transition: transform 0.4s var(--transition-smooth);
}

.section:hover .section-icon {
    transform: scale(1.1);
}

/* Animated Elements */
.note {
    animation: float 3s ease-in-out infinite;
}

.note-1 { animation-delay: 0s; }
.note-2 { animation-delay: 0.5s; }
.note-3 { animation-delay: 1s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.cursor {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.bracket {
    transition: transform 0.3s var(--transition-smooth);
}

.cursor {
    transition: transform 0.3s var(--transition-smooth);
}

.software-section:hover .bracket:first-of-type {
    transform: translateX(-5px);
}

.software-section:hover .bracket:last-of-type {
    transform: translateX(5px);
}

.software-section:hover .cursor {
    transform: translateX(5px);
}

/* Typography */
.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    letter-spacing: 0.3em;
    margin-left: 0.3em; /* Offset letter-spacing to keep text centered */
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    transition: letter-spacing 0.4s var(--transition-smooth), margin-left 0.4s var(--transition-smooth);
}

.section:hover .section-title {
    letter-spacing: 0.5em;
    margin-left: 0.5em; /* Match increased letter-spacing */
}

.section-subtitle {
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    color: var(--text-muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 300;
}

/* Hover Hint Arrow */
.hover-hint {
    margin-top: 2rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.4s var(--transition-smooth);
}

.section:hover .hover-hint {
    opacity: 1;
    transform: translateX(0);
}

.arrow {
    font-size: 1.5rem;
    display: inline-block;
    animation: arrowPulse 1.5s ease-in-out infinite;
}

@keyframes arrowPulse {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(10px); }
}

/* Center Name Badge */
.center-name {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    pointer-events: none;
}

.name-text {
    font-family: 'Space Mono', monospace;
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--text-light);
    background: var(--bg-dark);
    padding: 1rem 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s var(--transition-smooth), border-color 0.4s var(--transition-smooth);
}

.landing-container:has(.music-section:hover) .name-text {
    border-color: var(--music-primary);
    transform: translate(-50%, -50%) scale(1.1);
}

.landing-container:has(.software-section:hover) .name-text {
    border-color: var(--software-primary);
    transform: translate(-50%, -50%) scale(1.1);
}

/* Subtle grid pattern overlay */
.section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 1;
    pointer-events: none;
}

/* Responsive - Mobile: Stack Vertically */
@media (max-width: 768px) {
    html, body {
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .landing-container {
        flex-direction: column;
        min-height: 100dvh;
        height: auto;
    }

    .section {
        min-height: 50dvh;
        flex: 1;
    }

    /* Disable hover expansion on touch devices for better UX */
    .landing-container:has(.music-section:hover) .music-section,
    .landing-container:has(.software-section:hover) .software-section {
        flex: 1;
    }

    .landing-container:has(.music-section:hover) .software-section,
    .landing-container:has(.software-section:hover) .music-section {
        flex: 1;
    }

    .landing-container:has(.music-section:hover) .software-section .section-content,
    .landing-container:has(.software-section:hover) .music-section .section-content {
        opacity: 1;
        transform: none;
    }

    .icon-wrapper {
        width: 80px;
        height: 80px;
        margin-bottom: 1.5rem;
    }

    .section-title {
        letter-spacing: 0.2em;
    }

    .section:hover .section-title {
        letter-spacing: 0.3em;
    }

    .center-name {
        display: none;
    }

    .hover-hint {
        display: none;
    }

    .section-subtitle {
        font-size: 0.75rem;
    }
}

/* Very small screens */
@media (max-width: 480px) {
    .section-content {
        padding: 1rem;
    }

    .icon-wrapper {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States for Accessibility */
.section:focus-visible {
    outline: 2px solid var(--text-light);
    outline-offset: -4px;
}

.music-section:focus-visible {
    outline-color: var(--music-secondary);
}

.software-section:focus-visible {
    outline-color: var(--software-secondary);
}