/* ============================================
   a6c.xyz - Whimsical Avant-Garde Urban Fantasia
   ============================================ */

/* CSS Custom Properties - Burgundy-Cream Palette */
:root {
    --deep-burgundy: #4A0E1B;
    --wine-shadow: #2D0A12;
    --rosewood: #7B2D3B;
    --blush-burgundy: #C4717E;
    --warm-cream: #F5EDE0;
    --antique-linen: #EDE3D1;
    --charcoal-slate: #2C2C34;
    --dusty-rose: #D4928E;

    --diagonal-angle: 7deg;
    --section-clip-offset: 4vw;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    line-height: 1.8;
    letter-spacing: 0.005em;
    color: var(--charcoal-slate);
    background: var(--warm-cream);
    overflow-x: hidden;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3 {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logotype {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 900;
    font-size: clamp(2.5rem, 7vw, 6rem);
    letter-spacing: -0.02em;
    color: var(--warm-cream);
    position: relative;
    z-index: 2;
    transform: rotate(-7deg);
    display: inline-block;
}

.logo-char {
    display: inline-block;
    opacity: 0;
    transform: translateX(calc(var(--char-index) * 5px - 15px)) translateY(calc(var(--char-index) * -3px + 10px));
    animation: logoCharReveal 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    animation-delay: calc(var(--char-index) * 0.1s + 0.3s);
}

@keyframes logoCharReveal {
    0% {
        opacity: 0;
        transform: translateX(calc(var(--char-odd, 1) * -60px)) translateY(calc(var(--char-odd, 1) * -40px));
    }
    100% {
        opacity: 1;
        transform: translateX(0) translateY(0);
    }
}

.logo-char:nth-child(odd) {
    --char-odd: 1;
}

.logo-char:nth-child(even) {
    --char-odd: -1;
}

.manifesto-heading {
    font-size: clamp(1.5rem, 3.5vw, 3rem);
    margin-bottom: 1rem;
}

.manifesto-heading span {
    display: inline-block;
    opacity: 0;
    transform: translate(-20px, 10px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.manifesto-heading.animated span {
    opacity: 1;
    transform: translate(0, 0);
}

.manifesto-body {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    line-height: 1.8;
    max-width: 55ch;
}

/* Accent/Label text */
.label-text {
    font-family: 'DM Sans', Arial, sans-serif;
    font-weight: 500;
    font-size: clamp(0.65rem, 0.9vw, 0.8rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ============================================
   Section 1: The Tilt
   ============================================ */

#the-tilt {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.tilt-bg-upper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--deep-burgundy);
    clip-path: polygon(0 0, 100% 0, 0 100%);
    z-index: 0;
}

.tilt-bg-lower {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--warm-cream);
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
    z-index: 0;
}

.tilt-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    text-align: center;
}

.tilt-tagline {
    font-family: 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 700;
    font-size: clamp(0.9rem, 1.8vw, 1.4rem);
    color: var(--rosewood);
    margin-top: 1.5rem;
    opacity: 0;
    transform: translate(20px, 10px) rotate(-3deg);
    animation: taglineFadeIn 1s ease-out 1.5s forwards;
}

@keyframes taglineFadeIn {
    to {
        opacity: 1;
        transform: translate(0, 0) rotate(-3deg);
    }
}

.tilt-icon {
    position: absolute;
    z-index: 1;
    opacity: 0.3;
}

.tilt-icon-1 {
    top: 20%;
    right: 15%;
    transform: rotate(-12deg);
    animation: floatIcon 8s ease-in-out infinite;
}

.tilt-icon-2 {
    bottom: 25%;
    left: 12%;
    transform: rotate(8deg);
    animation: floatIcon 10s ease-in-out infinite reverse;
}

@keyframes floatIcon {
    0%, 100% { transform: translate(0, 0) rotate(-12deg); }
    50% { transform: translate(-8px, -12px) rotate(-8deg); }
}

/* ============================================
   Section 2: The Cityscape Strip
   ============================================ */

#cityscape-strip {
    position: relative;
    min-height: 80vh;
    background: var(--deep-burgundy);
    clip-path: polygon(0 var(--section-clip-offset), 100% 0, 100% calc(100% - var(--section-clip-offset)), 0 100%);
    padding: 8vw 0;
    overflow: hidden;
}

/* Diagonal hatching pattern overlay */
#cityscape-strip::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 8px,
        rgba(123, 45, 59, 0.1) 8px,
        rgba(123, 45, 59, 0.1) 10px
    );
    z-index: 0;
    pointer-events: none;
}

.cityscape-skew {
    transform: skewY(-7deg);
    width: 100%;
}

.cityscape-inner {
    transform: skewY(7deg);
    width: 100%;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 4rem 2rem;
    position: relative;
    z-index: 1;
}

.cityscape-skyline {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    width: 100%;
    max-width: 1200px;
    justify-content: center;
    flex-wrap: nowrap;
    overflow: hidden;
}

.city-building {
    flex-shrink: 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.city-building.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Parallax offset for cityscape */
#cityscape-strip .cityscape-inner {
    will-change: transform;
}

/* ============================================
   Section 3: The Manifesto Blocks
   ============================================ */

#manifesto-blocks {
    position: relative;
    padding: 0;
}

.manifesto-skew {
    position: relative;
}

.manifesto-block {
    position: relative;
    padding: 6rem 2rem;
    overflow: hidden;
}

.manifesto-block--light {
    background: var(--warm-cream);
    color: var(--deep-burgundy);
    clip-path: polygon(0 0, 100% var(--section-clip-offset), 100% 100%, 0 calc(100% - var(--section-clip-offset)));
}

.manifesto-block--dark {
    background: var(--deep-burgundy);
    color: var(--warm-cream);
    clip-path: polygon(0 var(--section-clip-offset), 100% 0, 100% calc(100% - var(--section-clip-offset)), 0 100%);
}

/* Mini icon background pattern */
.manifesto-block--light::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='8' cy='8' r='5' stroke='%237B2D3B' stroke-width='0.5' opacity='0.05'/%3E%3Cline x1='8' y1='3' x2='8' y2='13' stroke='%237B2D3B' stroke-width='0.5' opacity='0.05'/%3E%3C/svg%3E");
    background-size: 24px 24px;
    pointer-events: none;
    z-index: 0;
}

.manifesto-block--dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 8px,
        rgba(123, 45, 59, 0.08) 8px,
        rgba(123, 45, 59, 0.08) 10px
    );
    pointer-events: none;
    z-index: 0;
}

.manifesto-block-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    position: relative;
    z-index: 1;
}

.manifesto-block:nth-child(even) .manifesto-block-inner {
    flex-direction: row-reverse;
}

.manifesto-icon-cluster {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex-shrink: 0;
    transform: rotate(-7deg);
}

.manifesto-mini-icon {
    opacity: 0.7;
    margin-left: calc(var(--icon-offset, 0) * 12px);
}

.manifesto-mini-icon:nth-child(2) { --icon-offset: 1; }
.manifesto-mini-icon:nth-child(3) { --icon-offset: 2; }
.manifesto-mini-icon:nth-child(4) { --icon-offset: 3; }

.manifesto-text {
    flex: 1;
}

.manifesto-block--dark .manifesto-heading {
    color: var(--antique-linen);
}

.manifesto-block--dark .manifesto-body {
    color: var(--dusty-rose);
}

.manifesto-block--light .manifesto-heading {
    color: var(--deep-burgundy);
}

.manifesto-block--light .manifesto-body {
    color: var(--charcoal-slate);
}

/* Section marker icon stroke drawing */
.section-marker-icon {
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
    transition: stroke-dashoffset 1.2s ease-out;
}

.section-marker-icon.drawn {
    stroke-dashoffset: 0;
}

/* Ripple sweep line on section enter */
.manifesto-block::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: rgba(123, 45, 59, 0.5);
    z-index: 3;
    transition: none;
}

.manifesto-block.section-entered::after {
    width: 100%;
    transition: width 0.8s ease-out;
}

/* ============================================
   Section 4: The Icon Garden
   ============================================ */

#icon-garden {
    position: relative;
    min-height: 60vh;
    background: var(--antique-linen);
    clip-path: polygon(0 var(--section-clip-offset), 100% 0, 100% calc(100% - var(--section-clip-offset)), 0 100%);
    padding: 8vw 2rem;
    overflow: hidden;
}

.icon-garden-skew {
    width: 100%;
}

.icon-garden-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: 2rem;
    min-height: 50vh;
    position: relative;
}

.garden-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: iconDrift var(--drift-duration) ease-in-out var(--drift-delay) infinite alternate;
}

@keyframes iconDrift {
    0% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(-10px, 5px);
    }
    50% {
        transform: translate(-15px, 8px);
    }
    75% {
        transform: translate(-8px, 3px);
    }
    100% {
        transform: translate(-20px, 10px);
    }
}

.garden-icon.wobble {
    animation: iconWobble 0.4s ease-out forwards;
}

@keyframes iconWobble {
    0% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.05) rotate(3deg); }
    50% { transform: scale(1.02) rotate(-2deg); }
    75% { transform: scale(1.03) rotate(1deg); }
    100% { transform: scale(1) rotate(0deg); }
}

.garden-icon svg {
    transition: stroke 0.3s ease;
}

.garden-icon:hover svg {
    stroke: var(--dusty-rose);
}

/* ============================================
   Section 5: The Closing Diagonal
   ============================================ */

#closing-diagonal {
    position: relative;
    min-height: 50vh;
    background: var(--warm-cream);
    clip-path: polygon(0 0, 100% var(--section-clip-offset), 100% 100%, 0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.closing-skew {
    width: 100%;
}

.closing-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.closing-text-pattern {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    transform: rotate(-7deg);
    white-space: nowrap;
}

.closing-domain {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 900;
    font-size: clamp(1.2rem, 3vw, 2.5rem);
    letter-spacing: -0.02em;
    display: block;
    line-height: 1.4;
    transition: opacity 0.5s ease;
}

.closing-domain:nth-child(1)  { color: var(--deep-burgundy); opacity: 0.9; }
.closing-domain:nth-child(2)  { color: var(--rosewood); opacity: 0.75; }
.closing-domain:nth-child(3)  { color: var(--blush-burgundy); opacity: 0.6; }
.closing-domain:nth-child(4)  { color: var(--dusty-rose); opacity: 0.45; }
.closing-domain:nth-child(5)  { color: var(--blush-burgundy); opacity: 0.35; }
.closing-domain:nth-child(6)  { color: var(--rosewood); opacity: 0.25; }
.closing-domain:nth-child(7)  { color: var(--deep-burgundy); opacity: 0.18; }
.closing-domain:nth-child(8)  { color: var(--rosewood); opacity: 0.12; }
.closing-domain:nth-child(9)  { color: var(--blush-burgundy); opacity: 0.08; }
.closing-domain:nth-child(10) { color: var(--dusty-rose); opacity: 0.05; }
.closing-domain:nth-child(11) { color: var(--blush-burgundy); opacity: 0.03; }
.closing-domain:nth-child(12) { color: var(--rosewood); opacity: 0.02; }

/* ============================================
   Ripple Overlay
   ============================================ */

.ripple-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    overflow: hidden;
}

.ripple-wave {
    position: absolute;
    width: 200vw;
    height: 6px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(196, 113, 126, 0.15) 30%,
        rgba(196, 113, 126, 0.25) 50%,
        rgba(196, 113, 126, 0.15) 70%,
        transparent 100%
    );
    transform-origin: center center;
    transform: rotate(-7deg) translateX(-50%);
    opacity: 0;
    animation: rippleWaveExpand 1.2s ease-out forwards;
}

@keyframes rippleWaveExpand {
    0% {
        opacity: 0;
        width: 0;
    }
    20% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        width: 300vw;
    }
}

/* Section enter sweep line */
.section-sweep-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: rgba(123, 45, 59, 0.5);
    z-index: 5;
}

.section-sweep-line.active {
    animation: sweepLine 0.8s ease-out forwards;
}

@keyframes sweepLine {
    0% { width: 0; }
    100% { width: 100%; }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    .manifesto-block-inner {
        flex-direction: column;
        gap: 2rem;
    }

    .manifesto-block:nth-child(even) .manifesto-block-inner {
        flex-direction: column;
    }

    .manifesto-icon-cluster {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .icon-garden-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .cityscape-skyline {
        gap: 0.5rem;
    }

    .city-building {
        max-width: 45px;
        height: auto;
    }

    .garden-icon svg {
        width: 80px;
        height: 80px;
    }
}

@media (max-width: 480px) {
    .icon-garden-inner {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .garden-icon svg {
        width: 60px;
        height: 60px;
    }

    .manifesto-block {
        padding: 4rem 1.5rem;
    }

    .closing-text-pattern {
        transform: rotate(-5deg);
    }
}