*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family:
        'Segoe UI',
        system-ui,
        -apple-system,
        sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    color: #2c2416;
    background: #fdfbf7;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

.body-container {
    flex: 1 0 auto;
    max-width: 960px;
    margin: 0 auto;
    width: 100%;
    padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 4vw, 2rem) clamp(3rem, 6vw, 5rem);
}

#about,
#gallery,
#contacts {
    scroll-margin-top: var(--header-h, 5.5rem);
}

/* «Рамка» для блока "Обо мне" — как в галерее */
.about-section {
    --gallery-gap: clamp(0.6rem, 1.7vw, 0.9rem);
    --gallery-side-pad: clamp(0.85rem, 2.5vw, 2.25rem);
    --gallery-max: 1275px;
    --lines-max: 1020px;
}

.about-heading {
    width: 100%;
    max-width: min(var(--gallery-max), 100%);
    margin: 0 auto;
    padding-left: var(--gallery-side-pad);
    padding-right: var(--gallery-side-pad);
    box-sizing: border-box;
}

.about-body {
    width: 100%;
    min-height: 0;
    display: grid;
    grid-template-rows: auto 1fr auto;
    row-gap: var(--gallery-gap);
}

.about-body .horizontal-lines {
    width: 100%;
    /* как в .gallery .horizontal-lines: ширина линий = --lines-max, не блок картинок */
    max-width: min(var(--lines-max), 100%);
    margin: 0 auto;
    padding-left: var(--gallery-side-pad);
    padding-right: var(--gallery-side-pad);
    box-sizing: border-box;
}

/* h2 по умолчанию даёт margin-bottom: 1rem — убираем, чтобы совпало с "Галереей" */
.about-section .about-heading {
    margin-bottom: 0;
}

.about-content {
    width: 100%;
    max-width: min(var(--lines-max), 100%);
    margin: 0 auto;
    padding-left: var(--gallery-side-pad);
    padding-right: var(--gallery-side-pad);
    box-sizing: border-box;
    min-height: 0;
}

.body-container section {
    margin-bottom: clamp(3rem, 8vw, 5.5rem);
}

.body-container section:last-of-type {
    margin-bottom: 0;
}

.body-container h2 {
    margin: 0 0 1rem;
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    font-family:
        'Marck Script',
        'Segoe UI',
        system-ui,
        -apple-system,
        sans-serif;
    font-weight: 400;
    color: #1f1a14;
}

.body-container p {
    margin: 0 0 1rem;
    max-width: 65ch;
}

.body-container p:last-child {
    margin-bottom: 0;
}

/* Плавное «всплытие» при скролле */
.reveal-on-scroll {
    opacity: 1;
    transform: none;
}

.reveal-on-scroll.reveal-ready {
    opacity: 0;
    transform: translateY(2.25rem);
    transition:
        opacity 2s cubic-bezier(0.22, 1, 0.36, 1),
        transform 2s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.reveal-on-scroll.reveal-ready.reveal-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .reveal-on-scroll {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

.about-section .lead {
    font-size: 1.05rem;
    color: #4a3f2f;
}