/* ============================================
   Rabbit Hole Solutions — style.css
   ============================================ */

/* --- Reset & Base --- */

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

html {
    color-scheme: dark;
    scroll-behavior: smooth;
}

body {
    font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* --- Custom Properties --- */

:root {
    /* Colors */
    --color-bg:             #000000;
    --color-bg-raised:      #0a0a0a;
    --color-bg-card:        #111111;
    --color-bg-card-hover:  #1a1a1a;
    --color-border:         #222222;
    --color-border-hover:   #444444;
    --color-text:           #d0d0d0;
    --color-text-muted:     #777777;
    --color-text-bright:    #ffffff;
    --color-accent:         #ffffff;
    --color-link:           #cccccc;
    --color-link-hover:     #ffffff;

    /* Tag colors */
    --color-tag-vr:         #6c5ce7;
    --color-tag-ai:         #00b894;
    --color-tag-oss:        #fdcb6e;
    --color-tag-quest:      #0984e3;
    --color-tag-dev:        #e17055;
    --color-tag-game:       #d63031;

    /* Typography */
    --font-heading:  'Space Grotesk', system-ui, -apple-system, sans-serif;
    --font-body:     'Space Grotesk', system-ui, -apple-system, sans-serif;
    --font-mono:     'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

    /* Spacing */
    --space-xs:  0.25rem;
    --space-sm:  0.5rem;
    --space-md:  1rem;
    --space-lg:  2rem;
    --space-xl:  4rem;
    --space-2xl: 8rem;

    /* Layout */
    --max-width:   1100px;
    --nav-height:  60px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-med:  300ms ease;
}

/* --- Typography --- */

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-text-bright);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; line-height: 1.1; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: clamp(1.1rem, 2vw, 1.3rem); font-weight: 500; line-height: 1.3; }

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

a:hover {
    color: var(--color-link-hover);
}

p + p {
    margin-top: var(--space-md);
}

/* --- Layout --- */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

section {
    scroll-margin-top: var(--nav-height);
}

/* --- Section Titles --- */

.section-title {
    text-align: center;
    margin-bottom: var(--space-lg);
}

/* Section divider arcs — disabled for now, re-enable when AI images are in
.section-title::before {
    content: '';
    display: block;
    width: 50px;
    height: 50px;
    border: 1.5px solid var(--color-border-hover);
    border-radius: 50%;
    margin: 0 auto var(--space-lg);
    clip-path: inset(0 0 50% 0);
    opacity: 0.4;
}
*/

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-top: calc(var(--space-lg) * -0.5);
    margin-bottom: var(--space-xl);
}

/* --- Navigation --- */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-lg);
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.nav-logo img {
    display: block;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover img {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.nav-links a:hover {
    color: var(--color-text-bright);
}

/* Hamburger toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-bright);
    transition: transform var(--transition-med), opacity var(--transition-med);
}

/* --- Hero --- */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--nav-height) var(--space-lg) var(--space-xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 55%;
    pointer-events: none;
    display: none; /* Hidden until AI-generated images replace the SVG */
}

.hero-motif {
    width: 100%;
    height: 100%;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.hero-logo {
    max-width: 240px;
    height: auto;
    margin-bottom: var(--space-md);
    filter: drop-shadow(0 0 60px rgba(255, 255, 255, 0.05));
}

.hero-title {
    letter-spacing: -0.03em;
}

.hero-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--color-text-muted);
    font-style: italic;
    margin-top: calc(var(--space-sm) * -1);
}

.hero-cta {
    display: inline-block;
    margin-top: var(--space-lg);
    padding: 0.75rem 2rem;
    border: 1.5px solid var(--color-border-hover);
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-text);
    transition: border-color var(--transition-med), color var(--transition-med), background var(--transition-med);
}

.hero-cta:hover {
    border-color: var(--color-text-bright);
    color: var(--color-text-bright);
    background: rgba(255, 255, 255, 0.03);
}

/* --- About --- */

.about {
    padding: var(--space-2xl) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-lg);
}

.about-text {
    color: var(--color-text);
    font-size: 1.05rem;
}

.about-aside {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image {
    max-width: 160px;
    width: 100%;
    height: auto;
    border-radius: 8px;
}

/* --- Tools --- */

.tools {
    padding: var(--space-2xl) 0;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.tool-card {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-lg);
    transition: border-color var(--transition-med), background var(--transition-med);
}

.tool-card:hover {
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
}

/* Status badges */
.tool-card::after {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 0.7rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 2px 8px;
    border-radius: 3px;
}

.tool-card[data-status="shipped"]::after {
    content: 'shipped';
    color: #00b894;
    border: 1px solid rgba(0, 184, 148, 0.3);
}

.tool-card[data-status="beta"]::after {
    content: 'beta';
    color: #fdcb6e;
    border: 1px solid rgba(253, 203, 110, 0.3);
}

.tool-card[data-status="coming-soon"]::after {
    content: 'coming soon';
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

.tool-icon {
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

.tool-icon-placeholder {
    width: 48px;
    height: 48px;
}

.tool-name {
    margin-bottom: var(--space-sm);
    padding-right: 5rem;
}

.tool-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.tag {
    font-size: 0.72rem;
    font-family: var(--font-mono);
    padding: 2px 8px;
    border-radius: 3px;
    background: transparent;
    border: 1px solid;
    white-space: nowrap;
}

.tag-vr    { color: var(--color-tag-vr);    border-color: rgba(108, 92, 231, 0.4); }
.tag-ai    { color: var(--color-tag-ai);    border-color: rgba(0, 184, 148, 0.4); }
.tag-oss   { color: var(--color-tag-oss);   border-color: rgba(253, 203, 110, 0.4); }
.tag-quest { color: var(--color-tag-quest); border-color: rgba(9, 132, 227, 0.4); }
.tag-dev   { color: var(--color-tag-dev);   border-color: rgba(225, 112, 85, 0.4); }
.tag-game  { color: var(--color-tag-game);  border-color: rgba(214, 48, 49, 0.4); }

.tool-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.tool-link {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1px;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.tool-link:hover {
    color: var(--color-text-bright);
    border-color: var(--color-text-bright);
}

/* --- Contact --- */

.contact {
    padding: var(--space-2xl) 0;
}

.contact-intro {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: var(--space-xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.05rem;
    color: var(--color-text);
    padding: var(--space-md) var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: border-color var(--transition-med), background var(--transition-med);
    width: 100%;
    max-width: 400px;
    justify-content: center;
}

.contact-link:hover {
    border-color: var(--color-border-hover);
    background: var(--color-bg-card);
    color: var(--color-text-bright);
}

.contact-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* --- Footer --- */

.footer {
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.footer-logo {
    opacity: 0.5;
    margin-bottom: var(--space-sm);
}

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

.footer-tagline {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* --- Scroll Animations --- */

.tool-card,
.about-content,
.section-title,
.contact-methods {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.tool-card.visible,
.about-content.visible,
.section-title.visible,
.contact-methods.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger tool cards */
.tool-card:nth-child(2) { transition-delay: 0.1s; }
.tool-card:nth-child(3) { transition-delay: 0.2s; }
.tool-card:nth-child(4) { transition-delay: 0.3s; }
.tool-card:nth-child(5) { transition-delay: 0.4s; }
.tool-card:nth-child(6) { transition-delay: 0.5s; }

/* --- Responsive --- */

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: 1.5fr 1fr;
        align-items: center;
    }
}

@media (max-width: 767px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 250px;
        flex-direction: column;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: calc(var(--nav-height) + var(--space-lg)) var(--space-lg) var(--space-lg);
        border-left: 1px solid var(--color-border);
        transform: translateX(100%);
        transition: transform var(--transition-med);
        gap: var(--space-md);
    }

    .nav--open .nav-links {
        transform: translateX(0);
    }

    /* Hamburger animation */
    .nav--open .nav-toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav--open .nav-toggle span:nth-child(2) {
        opacity: 0;
    }

    .nav--open .nav-toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-logo {
        max-width: 180px;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .tool-name {
        padding-right: 0;
    }

    .tool-card::after {
        position: static;
        display: inline-block;
        margin-bottom: var(--space-sm);
    }
}