/* Isometric City - Building blocks in isometric view
   Showcases: CSS transforms, skew, 3D illusions, custom properties */

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

:root {
    --sky-top: #1a1a2e;
    --sky-bottom: #16213e;
    --ground: #0f0f23;

    --building-1: #e94560;
    --building-1-dark: #b8374d;
    --building-2: #0f4c75;
    --building-2-dark: #0a3655;
    --building-3: #3282b8;
    --building-3-dark: #256a96;
    --building-4: #bbe1fa;
    --building-4-dark: #8cc4e8;
    --building-5: #1b262c;
    --building-5-dark: #0f1518;

    --window-lit: #ffc93c;
    --window-dark: #1a1a2e;
    --street: #2d2d44;
    --tree: #00a896;
    --tree-dark: #007d6e;
}

html, body {
    height: 100%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-bottom) 100%);
    color: #e8e8e8;
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

.scene {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
    min-height: 100vh;
}

/* City container - isometric transformation */
.city {
    position: relative;
    width: min(95vw, 600px);
    height: min(70vw, 450px);
    margin: 2rem 0;
    transform: rotateX(60deg) rotateZ(-45deg);
    transform-style: preserve-3d;
    background: var(--ground);
}

/* Base building structure */
.building {
    position: absolute;
    transform-style: preserve-3d;
}

.face {
    position: absolute;
    backface-visibility: hidden;
}

/* Building faces - front, side, top */
.front {
    transform-origin: bottom left;
    transform: rotateY(0deg);
}

.side {
    transform-origin: bottom left;
    transform: rotateY(-90deg);
}

.top {
    transform-origin: bottom left;
    transform: rotateX(90deg);
}

/* Tower 1 - Tall red building */
.tower-1 {
    left: 10%;
    top: 10%;
    width: 80px;
    height: 80px;
}

.tower-1 .front {
    width: 80px;
    height: 180px;
    background: linear-gradient(180deg, var(--building-1) 0%, var(--building-1-dark) 100%);
    transform: translateZ(180px) rotateX(-90deg);
    transform-origin: top;
}

.tower-1 .side {
    width: 80px;
    height: 180px;
    background: var(--building-1-dark);
    transform: translateZ(180px) rotateX(-90deg) rotateY(-90deg) translateX(-80px);
    transform-origin: top left;
}

.tower-1 .top {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff6b7a 0%, var(--building-1) 100%);
    transform: translateZ(180px);
}

/* Office 1 - Blue medium building */
.office-1 {
    left: 35%;
    top: 5%;
    width: 100px;
    height: 70px;
}

.office-1 .front {
    width: 100px;
    height: 120px;
    background: linear-gradient(180deg, var(--building-2) 0%, var(--building-2-dark) 100%);
    transform: translateZ(120px) rotateX(-90deg);
    transform-origin: top;
}

.office-1 .side {
    width: 70px;
    height: 120px;
    background: var(--building-2-dark);
    transform: translateZ(120px) rotateX(-90deg) rotateY(-90deg) translateX(-70px);
    transform-origin: top left;
}

.office-1 .top {
    width: 100px;
    height: 70px;
    background: linear-gradient(135deg, #1a6a9e 0%, var(--building-2) 100%);
    transform: translateZ(120px);
}

/* Apartment 1 */
.apartment-1 {
    left: 65%;
    top: 15%;
    width: 90px;
    height: 60px;
}

.apartment-1 .front {
    width: 90px;
    height: 100px;
    background: linear-gradient(180deg, var(--building-3) 0%, var(--building-3-dark) 100%);
    transform: translateZ(100px) rotateX(-90deg);
    transform-origin: top;
}

.apartment-1 .side {
    width: 60px;
    height: 100px;
    background: var(--building-3-dark);
    transform: translateZ(100px) rotateX(-90deg) rotateY(-90deg) translateX(-60px);
    transform-origin: top left;
}

.apartment-1 .top {
    width: 90px;
    height: 60px;
    background: linear-gradient(135deg, #4a9fd4 0%, var(--building-3) 100%);
    transform: translateZ(100px);
}

/* Shop 1 - Small building with awning */
.shop-1 {
    left: 8%;
    top: 45%;
    width: 70px;
    height: 50px;
}

.shop-1 .front {
    width: 70px;
    height: 50px;
    background: var(--building-4);
    transform: translateZ(50px) rotateX(-90deg);
    transform-origin: top;
}

.shop-1 .side {
    width: 50px;
    height: 50px;
    background: var(--building-4-dark);
    transform: translateZ(50px) rotateX(-90deg) rotateY(-90deg) translateX(-50px);
    transform-origin: top left;
}

.shop-1 .top {
    width: 70px;
    height: 50px;
    background: #d4e8f7;
    transform: translateZ(50px);
}

.shop-1 .awning {
    position: absolute;
    width: 75px;
    height: 15px;
    background: #e94560;
    transform: translateZ(35px) translateX(-2px) translateY(52px);
    box-shadow: 0 3px 6px rgba(0,0,0,0.3);
}

/* Tower 2 - Tallest building with antenna */
.tower-2 {
    left: 40%;
    top: 40%;
    width: 70px;
    height: 70px;
}

.tower-2 .front {
    width: 70px;
    height: 220px;
    background: linear-gradient(180deg, var(--building-5) 0%, #0a0a12 100%);
    transform: translateZ(220px) rotateX(-90deg);
    transform-origin: top;
}

.tower-2 .side {
    width: 70px;
    height: 220px;
    background: var(--building-5-dark);
    transform: translateZ(220px) rotateX(-90deg) rotateY(-90deg) translateX(-70px);
    transform-origin: top left;
}

.tower-2 .top {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #2d3a42 0%, var(--building-5) 100%);
    transform: translateZ(220px);
}

.tower-2 .antenna {
    position: absolute;
    width: 4px;
    height: 40px;
    background: #666;
    left: 33px;
    top: -38px;
    transform: translateZ(220px);
}

.tower-2 .antenna::before {
    content: '';
    position: absolute;
    top: 0;
    left: -3px;
    width: 10px;
    height: 10px;
    background: #ff4444;
    border-radius: 50%;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 50%, 100% { opacity: 1; }
    25%, 75% { opacity: 0.3; }
}

/* House with pitched roof */
.house-1 {
    left: 70%;
    top: 50%;
    width: 60px;
    height: 50px;
}

.house-1 .front {
    width: 60px;
    height: 40px;
    background: #bbe1fa;
    transform: translateZ(40px) rotateX(-90deg);
    transform-origin: top;
}

.house-1 .side {
    width: 50px;
    height: 40px;
    background: #8cc4e8;
    transform: translateZ(40px) rotateX(-90deg) rotateY(-90deg) translateX(-50px);
    transform-origin: top left;
}

.house-1 .roof {
    width: 70px;
    height: 55px;
    background: linear-gradient(135deg, #b8374d 0%, #e94560 50%, #b8374d 100%);
    transform: translateZ(65px) translateX(-5px) translateY(-2px);
    clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

/* Warehouse */
.warehouse {
    left: 5%;
    top: 70%;
    width: 120px;
    height: 80px;
}

.warehouse .front {
    width: 120px;
    height: 60px;
    background: linear-gradient(180deg, #4a4a5a 0%, #3a3a48 100%);
    transform: translateZ(60px) rotateX(-90deg);
    transform-origin: top;
}

.warehouse .side {
    width: 80px;
    height: 60px;
    background: #2d2d3a;
    transform: translateZ(60px) rotateX(-90deg) rotateY(-90deg) translateX(-80px);
    transform-origin: top left;
}

.warehouse .top {
    width: 120px;
    height: 80px;
    background: #5a5a6a;
    transform: translateZ(60px);
}

/* Office 2 */
.office-2 {
    left: 55%;
    top: 75%;
    width: 80px;
    height: 60px;
}

.office-2 .front {
    width: 80px;
    height: 90px;
    background: linear-gradient(180deg, var(--building-3) 0%, var(--building-3-dark) 100%);
    transform: translateZ(90px) rotateX(-90deg);
    transform-origin: top;
}

.office-2 .side {
    width: 60px;
    height: 90px;
    background: var(--building-3-dark);
    transform: translateZ(90px) rotateX(-90deg) rotateY(-90deg) translateX(-60px);
    transform-origin: top left;
}

.office-2 .top {
    width: 80px;
    height: 60px;
    background: #4a9fd4;
    transform: translateZ(90px);
}

/* Windows pattern overlay */
.windows {
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(
            0deg,
            transparent 0px,
            transparent 15px,
            rgba(255, 201, 60, 0.6) 15px,
            rgba(255, 201, 60, 0.6) 25px
        ),
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 10px,
            rgba(255, 201, 60, 0.6) 10px,
            rgba(255, 201, 60, 0.6) 18px
        );
    background-size: 100% 40px, 28px 100%;
    opacity: 0.7;
    transform: translateZ(1px);
    animation: window-flicker 10s infinite;
}

@keyframes window-flicker {
    0%, 90%, 100% { opacity: 0.7; }
    92%, 94% { opacity: 0.5; }
}

/* Streets */
.street {
    position: absolute;
    background: var(--street);
    z-index: -1;
}

.street-h {
    left: 0;
    top: 40%;
    width: 100%;
    height: 30px;
    box-shadow: inset 0 10px 0 #3d3d55;
}

.street-v {
    left: 30%;
    top: 0;
    width: 30px;
    height: 100%;
    box-shadow: inset 10px 0 0 #3d3d55;
}

/* Trees */
.tree {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--tree);
    border-radius: 50%;
    transform: translateZ(30px);
    box-shadow:
        5px 5px 0 var(--tree-dark),
        0 15px 0 #4a3020,
        0 25px 0 #3a2515;
}

.tree-1 { left: 25%; top: 25%; }
.tree-2 { left: 85%; top: 35%; }
.tree-3 { left: 45%; top: 60%; }

/* Animated car */
.car {
    position: absolute;
    width: 30px;
    height: 15px;
    background: #e94560;
    border-radius: 3px;
    transform: translateZ(5px);
    animation: drive 8s linear infinite;
}

.car::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 5px;
    width: 15px;
    height: 8px;
    background: #b8374d;
    border-radius: 2px 2px 0 0;
}

@keyframes drive {
    0% { left: -10%; top: 42%; }
    100% { left: 110%; top: 42%; }
}

/* Content styling */
.content {
    max-width: 650px;
    text-align: center;
    padding: 2rem;
    margin-top: 1rem;
}

.header {
    margin-bottom: 2rem;
}

h1 {
    font-size: clamp(1.8rem, 6vw, 2.8rem);
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: linear-gradient(90deg, var(--building-4), var(--building-3), var(--building-1));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: clamp(0.9rem, 2.5vw, 1.1rem);
    color: #8899aa;
    font-style: italic;
}

.text p {
    margin-bottom: 1.2rem;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    text-align: justify;
}

.footer {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: #667788;
    font-style: italic;
}

/* Responsive */
@media (max-width: 600px) {
    .city {
        transform: rotateX(60deg) rotateZ(-45deg) scale(0.7);
        margin: 0;
    }

    .scene {
        padding: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .car {
        animation: none;
        left: 50%;
        top: 42%;
    }

    .tower-2 .antenna::before {
        animation: none;
    }

    .windows {
        animation: none;
    }
}