/**
 * Niemeyer Architectural Shapes
 *
 * Pure CSS geometric shapes inspired by Oscar Niemeyer's Brasilia architecture.
 * These shapes represent event statistics and tier indicators throughout the app.
 *
 * Shape Meanings:
 * - Tower (tall rectangle): Total / Marquee tier - Most important, prominent
 * - Dome (half circle): On Track / Medium tier - Elegant, significant
 * - Wedge (triangle): At Risk / Small tier - Pointed, focused attention
 * - Bar (horizontal): Planning / Series tier - Ongoing, linear progress
 */

/* ========================================
   HERO-SCALE SHAPES (Dashboard Skyline)
   ======================================== */

/**
 * Building Container
 * Wraps the shape + number + label as a single stat unit
 */
.nm-building {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: transform var(--nm-transition-normal);
}

.nm-building:hover {
    transform: translateY(-8px);
}

/**
 * Shape Base
 * Common styles for all architectural shapes
 */
.nm-building-shape {
    background: var(--nm-brown);
    position: relative;
}

/**
 * Tower Shape - Tall Rectangle
 * Represents: Total events, Marquee tier
 */
.nm-building.tower .nm-building-shape,
.nm-shape-tower {
    width: var(--nm-shape-tower-width);
    height: var(--nm-shape-tower-height);
    background: var(--nm-brown);
}

/**
 * Dome Shape - Half Circle
 * Represents: On Track status, Medium tier
 * Color: Green (success)
 */
.nm-building.dome .nm-building-shape,
.nm-shape-dome {
    width: var(--nm-shape-dome-width);
    height: var(--nm-shape-dome-height);
    background: var(--nm-success);
    border-radius: 100px 100px 0 0;
}

/**
 * Wedge Shape - Triangle
 * Represents: At Risk status, Small tier
 * Color: Magenta/Crimson (danger)
 * Uses CSS border trick for pure CSS triangle
 */
.nm-building.wedge .nm-building-shape,
.nm-shape-wedge {
    width: 0;
    height: 0;
    background: transparent;
    border-left: 40px solid transparent;
    border-right: 40px solid transparent;
    border-bottom: 100px solid var(--nm-tier-marquee);
}

/**
 * Bar Shape - Horizontal Rectangle
 * Represents: Planning status, Series/Ongoing tier
 * Color: Blue (info)
 */
.nm-building.bar .nm-building-shape,
.nm-shape-bar {
    width: var(--nm-shape-bar-width);
    height: var(--nm-shape-bar-height);
    background: var(--nm-tier-medium);
}

/**
 * Building Number
 * Large stat number below the shape
 */
.nm-building-number {
    font-size: var(--nm-text-hero);
    font-weight: var(--nm-font-light);
    margin-top: var(--nm-space-4);
    letter-spacing: -2px;
    color: var(--nm-cream);
}

/**
 * Building Label
 * Uppercase label below the number
 */
.nm-building-label {
    font-size: var(--nm-text-micro);
    letter-spacing: var(--nm-tracking-widest);
    text-transform: uppercase;
    opacity: 0.6;
    margin-top: var(--nm-space-1);
    color: var(--nm-cream);
}

/* ========================================
   TABLE-SCALE TIER ICONS
   ======================================== */

/**
 * Tier Icon Container
 * Small shape indicator in event tables
 */
.nm-tier-icon {
    width: var(--nm-tier-icon-size);
    height: var(--nm-tier-icon-size);
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/**
 * Tower - Marquee Tier
 * Color: Crimson/Red (matches mockup)
 */
.nm-tier-icon.marquee::before {
    content: '';
    width: var(--nm-tier-tower-width);
    height: var(--nm-tier-tower-height);
    background: var(--nm-danger);
}

/**
 * Dome - Medium Tier
 * Color: Blue (matches mockup)
 */
.nm-tier-icon.medium::before {
    content: '';
    width: var(--nm-tier-dome-width);
    height: var(--nm-tier-dome-height);
    background: var(--nm-tier-medium);
    border-radius: 24px 24px 0 0;
}

/**
 * Square - Small Tier
 * Color: Green (matches mockup - uses square, not wedge)
 */
.nm-tier-icon.small::before {
    content: '';
    width: 12px;
    height: 12px;
    background: var(--nm-tier-small);
}

/**
 * Bar - Series/Committee Tier
 * Color: Dark (matches mockup)
 */
.nm-tier-icon.series::before {
    content: '';
    width: var(--nm-tier-bar-width);
    height: var(--nm-tier-bar-height);
    background: var(--nm-brown);
}

.nm-tier-icon.committee::before {
    content: '';
    width: var(--nm-tier-bar-width);
    height: var(--nm-tier-bar-height);
    background: var(--nm-tier-committee);
}

/* ========================================
   SKYLINE CONTAINER (Dashboard Hero)
   ======================================== */

/**
 * Skyline Row
 * Horizontal arrangement of stat buildings
 */
.nm-skyline {
    display: flex;
    align-items: flex-end;
    gap: var(--nm-space-6);
    position: relative;
    z-index: 1;
    padding-bottom: var(--nm-space-10);
}

/* ========================================
   ENVIRONMENTAL ELEMENTS
   ======================================== */

/**
 * Sun/Moon Circle
 * Decorative circle in hero sky
 */
.nm-sun {
    position: absolute;
    top: 60px;
    left: 80px;
    width: var(--nm-sun-size);
    height: var(--nm-sun-size);
    background: var(--nm-cream);
    border-radius: var(--nm-radius-full);
    opacity: 0.9;
}

/**
 * Horizon Line
 * Separates sky from reflection
 */
.nm-horizon {
    position: absolute;
    bottom: var(--nm-reflection-height);
    left: 0;
    right: 0;
    height: var(--nm-horizon-height);
    background: var(--nm-cream-border);
}

/**
 * Reflection Effect
 * Gradient at bottom of hero creating water/ground reflection
 */
.nm-reflection {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--nm-reflection-height);
    background: linear-gradient(
        180deg,
        rgba(232, 93, 4, 0.5) 0%,
        var(--nm-orange) 100%
    );
    pointer-events: none;
}

/* ========================================
   HERO SECTION
   ======================================== */

/**
 * Hero Container
 * Main orange background section with architectural visualization
 */
.nm-hero {
    position: relative;
    height: var(--nm-hero-height);
    min-height: var(--nm-hero-min-height);
    display: flex;
    align-items: flex-end;
    padding: 0 var(--nm-page-padding);
    overflow: hidden;
    background: var(--nm-orange);
}

/* ========================================
   STATUS INDICATOR SHAPES
   ======================================== */

/**
 * Status Dots
 * Small colored circles for status indicators
 */
.nm-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--nm-radius-full);
    background: var(--nm-brown);
}

.nm-dot.success { background: var(--nm-success); }
.nm-dot.warning { background: var(--nm-warning); }
.nm-dot.danger { background: var(--nm-danger); }
.nm-dot.info { background: var(--nm-info); }

/**
 * Tier Dots (Calendar)
 * Small colored dots indicating event tiers on calendar
 */
.nm-day-dot {
    width: 6px;
    height: 6px;
    border-radius: var(--nm-radius-full);
}

.nm-day-dot.marquee { background: var(--nm-tier-marquee); }
.nm-day-dot.medium { background: var(--nm-tier-medium); }
.nm-day-dot.small { background: var(--nm-tier-small); }
.nm-day-dot.series { background: var(--nm-tier-series); }

/* ========================================
   ANIMATION STATES
   ======================================== */

/**
 * Building Hover Animation
 * Subtle lift effect on hover
 */
@keyframes nm-building-hover {
    0% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
    100% { transform: translateY(0); }
}

/**
 * Pulse Animation
 * For attention-grabbing elements
 */
@keyframes nm-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.nm-pulse {
    animation: nm-pulse 2s ease-in-out infinite;
}

/**
 * Shape appear animation
 * For initial load of buildings
 */
@keyframes nm-shape-appear {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.nm-building {
    animation: nm-shape-appear 0.4s ease-out forwards;
}

.nm-building:nth-child(1) { animation-delay: 0.1s; }
.nm-building:nth-child(2) { animation-delay: 0.2s; }
.nm-building:nth-child(3) { animation-delay: 0.3s; }
.nm-building:nth-child(4) { animation-delay: 0.4s; }

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 768px) {
    /* Smaller shapes on mobile */
    :root {
        --nm-shape-tower-width: 32px;
        --nm-shape-tower-height: 120px;
        --nm-shape-dome-width: 60px;
        --nm-shape-dome-height: 40px;
        --nm-shape-bar-width: 80px;
        --nm-shape-bar-height: 16px;
    }

    .nm-building.wedge .nm-building-shape,
    .nm-shape-wedge {
        border-left-width: 25px;
        border-right-width: 25px;
        border-bottom-width: 60px;
    }

    .nm-building-number {
        font-size: 32px;
    }

    .nm-skyline {
        gap: var(--nm-space-4);
    }

    .nm-hero {
        min-height: 300px;
        padding: 0 var(--nm-space-6);
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

/**
 * Screen Reader Labels
 * Hidden visually but accessible to screen readers
 */
.nm-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/**
 * Building ARIA
 * Add aria-label to buildings for screen reader context
 * Example: aria-label="Total events: 75"
 */
.nm-building[role="img"] {
    /* Ensure buildings are properly announced */
}