/* ===================================
   xity.dev - Neubrutalism + Masonry
   Color Palette (Cool Grays):
     Background primary:    #F4F4F8
     Background cards alt:  #E2E2EA
     Border/Outline:        #1A1A2E
     Shadow/Depth:          #2D2D3A
     Body Text:             #33334D
     Muted Text:            #7B7B8E
     Accent Lavender:       #9B8FFF
     Accent Cyan:           #5EEDC7
     Accent Coral:          #FF6B7A
   =================================== */

:root {
    --bg-primary: #F4F4F8;
    --bg-card: #E2E2EA;
    --border: #1A1A2E;
    --shadow: #2D2D3A;
    --text-body: #33334D;
    --text-muted: #7B7B8E;
    --accent-lavender: #9B8FFF;
    --accent-cyan: #5EEDC7;
    --accent-coral: #FF6B7A;

    --font-headline: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-display: 'Syne', sans-serif;

    --ease-primary: cubic-bezier(0.22, 1, 0.36, 1);
    --duration-hover: 200ms;
    --duration-entrance: 600ms;
    --stagger-delay: 50ms;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.65;
    color: var(--text-body);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* HEADER */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 72px;
    background-color: var(--border);
    z-index: 1000;
    display: flex;
    align-items: center;
    transform: translateY(-100%);
    transition: transform 0.4s var(--ease-primary);
}

#site-header.visible {
    transform: translateY(0);
}

.header-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-left: 32px;
}

#header-logo-canvas {
    display: block;
}

.header-title {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--bg-primary);
    letter-spacing: -0.02em;
}

/* HERO */
#hero {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background-color: var(--bg-primary);
    cursor: pointer;
}

#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#hero-overlay {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    padding-left: 48px;
    z-index: 10;
    pointer-events: none;
}

#hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3rem, 8vw, 7rem);
    color: var(--border);
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 16px;
}

#hero-tagline {
    font-family: var(--font-body);
    font-weight: 400;
    font-style: italic;
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 1s var(--ease-primary);
}

#hero-tagline.visible {
    opacity: 1;
}

#scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 48px;
    z-index: 10;
    opacity: 0;
    transition: opacity 0.6s var(--ease-primary);
}

#scroll-indicator.visible {
    opacity: 1;
}

#scroll-hex {
    animation: hexBounce 2s var(--ease-primary) infinite;
}

@keyframes hexBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* MASONRY CONTENT */
#masonry-content {
    column-count: 3;
    column-gap: 20px;
    padding: 40px 32px 64px;
    max-width: 1400px;
    margin-left: 0;
}

/* CARDS */
.card {
    break-inside: avoid;
    background-color: var(--bg-card);
    border: 4px solid var(--border);
    box-shadow: 6px 6px 0 var(--shadow);
    margin-bottom: 20px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    border-radius: 0;
    transition:
        border-color var(--duration-hover) var(--ease-primary),
        box-shadow var(--duration-hover) var(--ease-primary),
        transform var(--duration-hover) var(--ease-primary);
    opacity: 0;
    transform: translateY(40px);
}

.card.entered {
    opacity: 1;
    transform: translateY(0);
    transition:
        opacity var(--duration-entrance) var(--ease-primary),
        transform var(--duration-entrance) var(--ease-primary),
        border-color var(--duration-hover) var(--ease-primary),
        box-shadow var(--duration-hover) var(--ease-primary);
}

.card:hover {
    border-color: var(--accent-lavender);
    box-shadow: 8px 8px 0 var(--shadow);
    transform: translateY(-2px);
}

.card.entered:hover {
    transform: translateY(-2px);
}

/* Card sizes */
.card-small {
    min-height: 180px;
}

.card-medium {
    min-height: 300px;
}

.card-large {
    column-span: all;
    min-height: 350px;
}

/* Card background patterns */
.card[data-pattern="dots"]::before,
.card[data-pattern="crosses"]::before,
.card[data-pattern="diagonals"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    transition: opacity var(--duration-hover) var(--ease-primary);
    z-index: 0;
}

.card:hover::before {
    opacity: 0.08;
}

.card[data-pattern="dots"]::before {
    background-image: radial-gradient(circle, var(--text-body) 1px, transparent 1px);
    background-size: 16px 16px;
}

.card[data-pattern="crosses"]::before {
    background-image:
        linear-gradient(var(--text-body) 1px, transparent 1px),
        linear-gradient(90deg, var(--text-body) 1px, transparent 1px);
    background-size: 20px 20px;
    background-position: center center;
}

.card[data-pattern="diagonals"]::before {
    background-image: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 8px,
        var(--text-body) 8px,
        var(--text-body) 9px
    );
}

/* Card content */
.card > * {
    position: relative;
    z-index: 1;
}

.card-title {
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    color: var(--border);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    text-transform: lowercase;
}

.card-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 12px;
    text-transform: lowercase;
}

.card-quote {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-body);
    font-style: italic;
    padding: 16px 0;
}

.card-canvas {
    display: block;
    width: 100%;
    height: auto;
    border: 2px solid var(--border);
    background-color: var(--bg-primary);
}

/* Code blocks */
.code-block {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-body);
    background-color: var(--bg-primary);
    border: 2px solid var(--border);
    padding: 16px;
    overflow-x: auto;
    white-space: pre;
}

/* Card stamps */
.card-stamp {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    z-index: 2;
}

.card-stamp.triangle {
    width: 0;
    height: 0;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-bottom: 21px solid var(--text-muted);
    opacity: 0.3;
}

.card-stamp.square-rotated {
    width: 18px;
    height: 18px;
    background-color: var(--text-muted);
    opacity: 0.3;
    transform: rotate(45deg);
    margin-top: 3px;
    margin-right: 3px;
}

.card-stamp.hexagon-outline {
    width: 24px;
    height: 24px;
    opacity: 0.3;
    background: transparent;
    position: absolute;
    top: 8px;
    right: 8px;
}

.card-stamp.hexagon-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 24px;
    height: 24px;
    background: transparent;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    border: 2px solid var(--text-muted);
    box-shadow: inset 0 0 0 2px var(--text-muted);
}

/* GLITCH OVERLAY */
#glitch-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 999;
}

/* FOOTER */
#site-footer {
    padding: 0 32px 48px;
}

.footer-line {
    width: 100%;
    height: 4px;
    background-color: var(--border);
    margin-bottom: 24px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
}

.footer-text {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* GLITCH TEXT EFFECT */
.glitch-char {
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 800;
    transition: none;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    #masonry-content {
        column-count: 2;
    }
    .card-large {
        column-span: none;
    }
}

@media (max-width: 640px) {
    #masonry-content {
        column-count: 1;
        padding: 24px 16px 48px;
    }
    #hero-overlay {
        padding-left: 24px;
    }
    #scroll-indicator {
        left: 24px;
    }
    .header-inner {
        padding-left: 16px;
    }
    #site-footer {
        padding: 0 16px 32px;
    }
}

/* PREFERS REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .card {
        opacity: 1;
        transform: none;
    }
    #hero-tagline {
        opacity: 1;
    }
    #scroll-indicator {
        opacity: 1;
    }
}