/* paragram.dev - Typographic Playground */

:root {
    --page-light: #F5F0EA;
    --page-dark: #1A1A1A;
    --text-dark: #1A1A1A;
    --text-light: #F5F0EA;
    --transform-red: #E84040;
    --letter-blue: #4040E8;
    --letter-green: #40B840;
    --letter-amber: #E8A840;
    --subtle-grey: #8A8A8A;
    --divider: #D8D0C8;
}

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

body {
    font-family: 'Libre Baskerville', serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.7vw, 1.15rem);
    line-height: 1.8;
    color: var(--text-dark);
    background: var(--page-light);
    overflow-x: hidden;
}

/* --- HERO --- */
#hero {
    min-height: 100vh;
    background: var(--page-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

#hero-word {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-letter {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(12vw, 18vw, 22vw);
    color: var(--text-dark);
    display: inline-block;
    overflow: hidden;
    position: relative;
    line-height: 1;
    transition: font-variation-settings 0.3s ease;
}

.hero-letter.swapping {
    color: var(--transform-red);
}

.hero-letter.slide-out {
    transform: translateY(120%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.hero-letter.slide-in {
    transform: translateY(0);
    opacity: 1;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* --- DEFINITION --- */
#definition {
    background: var(--page-light);
    padding: 8rem 6vw;
}

.definition-content {
    max-width: 640px;
    margin: 0 auto;
}

.def-title {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--text-dark);
    margin-bottom: 1.5em;
}

.definition-content p {
    margin-bottom: 1.5em;
}

.paragram-inline {
    display: inline;
    font-weight: 700;
    transition: color 0.3s ease;
}

.paragram-inline.highlight {
    color: var(--transform-red);
}

.divider {
    border: none;
    border-top: 1px solid var(--divider);
    margin: 3em 0;
}

/* --- LETTER GRID --- */
#letter-grid-section {
    min-height: 100vh;
    background: var(--page-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

#letter-grid {
    display: grid;
    grid-template-columns: repeat(26, 1fr);
    gap: 2px;
    width: 100%;
    max-width: 1200px;
}

.grid-cell {
    font-family: 'Outfit', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    transition: transform 0.4s ease, opacity 0.4s ease;
}

/* --- HORIZONTAL GALLERY --- */
#gallery-section {
    background: var(--page-light);
}

#gallery-scroll {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

#gallery-scroll::-webkit-scrollbar {
    height: 4px;
}

#gallery-scroll::-webkit-scrollbar-track {
    background: var(--divider);
}

#gallery-scroll::-webkit-scrollbar-thumb {
    background: var(--subtle-grey);
}

.gallery-panel {
    min-width: 100vw;
    height: 100vh;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
}

.panel-label {
    font-family: 'Outfit', sans-serif;
    font-weight: 300;
    font-size: 1rem;
    color: var(--subtle-grey);
    letter-spacing: 0.1em;
}

/* Composition: Overlapping */
.comp-overlap {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(6vw, 10vw, 14vw);
    line-height: 1;
    display: flex;
}

.comp-overlap .shared {
    color: var(--text-dark);
}

.comp-overlap .diff-red {
    color: var(--transform-red);
}

.comp-overlap .diff-blue {
    color: var(--letter-blue);
}

/* Composition: Rotating letter */
.comp-rotate {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(6vw, 10vw, 14vw);
    line-height: 1;
    display: flex;
}

.comp-rotate span {
    display: inline-block;
}

.rotate-letter {
    color: var(--transform-red);
    transition: transform 0.6s ease;
    display: inline-block;
}

.rotate-letter.flipped {
    transform: rotateX(180deg);
}

/* Composition: Stacked */
.comp-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.stack-word {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(6vw, 10vw, 14vw);
    line-height: 1;
    display: flex;
}

.stack-word span {
    display: inline-block;
}

.diff-red {
    color: var(--transform-red);
}

.diff-blue {
    color: var(--letter-blue);
}

/* Composition: Dissolve */
.comp-dissolve {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(6vw, 10vw, 14vw);
    line-height: 1;
    display: flex;
    position: relative;
}

.comp-dissolve span {
    display: inline-block;
    transition: transform 1s ease, opacity 1s ease;
}

.comp-dissolve.scattered span {
    opacity: 0;
}

.comp-dissolve.scattered span:nth-child(1) { transform: translate(-40px, -60px) rotate(-25deg); }
.comp-dissolve.scattered span:nth-child(2) { transform: translate(30px, 50px) rotate(15deg); }
.comp-dissolve.scattered span:nth-child(3) { transform: translate(-20px, 40px) rotate(-10deg); }
.comp-dissolve.scattered span:nth-child(4) { transform: translate(50px, -30px) rotate(20deg); }

/* Composition: Scale */
.comp-scale {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.scale-big {
    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    font-size: 20vw;
    line-height: 1;
    color: var(--text-dark);
}

.scale-small {
    font-family: 'Outfit', sans-serif;
    font-weight: 100;
    font-size: 2vw;
    letter-spacing: 0.3em;
    color: var(--subtle-grey);
}

/* --- COLOPHON --- */
#colophon {
    background: var(--page-dark);
    color: var(--text-light);
    padding: 8rem 6vw;
}

.colophon-content {
    max-width: 640px;
    margin: 0 auto;
}

.colophon-content p {
    margin-bottom: 1.5em;
    color: var(--text-light);
}

.final-line {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    color: var(--text-light);
    margin-top: 3em;
}

/* Responsive */
@media (max-width: 768px) {
    #letter-grid {
        grid-template-columns: repeat(13, 1fr);
    }

    .scale-big {
        font-size: 30vw;
    }

    .scale-small {
        font-size: 4vw;
    }
}