/* ============================================
   РЕЛЬЕФ — Pilates Studio
   Premium warm-toned single-page website
   ============================================ */

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

:root {
    --color-bg: #f6f2ed;
    --color-bg-alt: #eee9e2;
    --color-surface: #ffffff;
    --color-text: #2d2a26;
    --color-text-secondary: #6b6560;
    --color-text-muted: #9a9490;
    --color-accent: #8a7668;
    --color-accent-hover: #74635a;
    --color-accent-light: #c4b5a6;
    --color-border: #d9d2ca;
    --color-dark: #2d2a26;
    --color-dark-surface: #3a3632;

    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 40px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Animations --- */
.animate-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-fade.visible,
.animate-slide.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(246, 242, 237, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(217, 210, 202, 0.4);
    transition: var(--transition);
}

.header--scrolled {
    background: rgba(246, 242, 237, 0.95);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.header__logo {
    display: flex;
    align-items: center;
}

.header__logo-img {
    height: 66px;
    width: auto;
}

.header__nav {
    display: flex;
    gap: 32px;
}

.header__link {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-secondary);
    transition: color var(--transition);
    position: relative;
}

.header__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition);
}

.header__link:hover {
    color: var(--color-text);
}

.header__link:hover::after {
    width: 100%;
}

.header__cta {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-surface);
    background: var(--color-accent);
    padding: 10px 24px;
    border-radius: 100px;
    transition: background var(--transition), transform var(--transition);
}

.header__cta:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
}

/* Burger */
.header__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.header__burger span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

.header__burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.header__burger.active span:nth-child(2) {
    opacity: 0;
}

.header__burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background: rgba(246, 242, 237, 0.98);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu__nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
}

.mobile-menu__link {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 500;
    color: var(--color-text);
    transition: color var(--transition);
}

.mobile-menu__link:hover {
    color: var(--color-accent);
}

.mobile-menu__cta {
    margin-top: 16px;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-surface);
    background: var(--color-accent);
    padding: 14px 36px;
    border-radius: 100px;
    transition: background var(--transition);
}

.mobile-menu__cta:hover {
    background: var(--color-accent-hover);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 600px at 75% 40%, rgba(196, 181, 166, 0.3), transparent),
        radial-gradient(ellipse 400px 400px at 20% 70%, rgba(138, 118, 104, 0.15), transparent);
}

.hero__content {
    position: relative;
    max-width: 720px;
}

.hero__label {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 24px;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(48px, 8vw, 88px);
    font-weight: 400;
    line-height: 1.05;
    color: var(--color-text);
    margin-bottom: 28px;
}

.hero__subtitle {
    font-size: 18px;
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-text-secondary);
    max-width: 540px;
    margin-bottom: 48px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 500;
    padding: 14px 32px;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
}

.btn--primary {
    color: var(--color-surface);
    background: var(--color-accent);
}

.btn--primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(138, 118, 104, 0.25);
}

.btn--outline {
    color: var(--color-text);
    background: transparent;
    border: 1.5px solid var(--color-border);
}

.btn--outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 18px 48px;
    font-size: 16px;
}

/* --- Sections --- */
.section {
    padding: 100px 0;
}

.section--alt {
    background: var(--color-bg-alt);
}

.section__header {
    text-align: center;
    margin-bottom: 64px;
}

.section__header--sub {
    margin-top: 80px;
}

.section__label {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.section__title {
    font-family: var(--font-heading);
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-text);
}

.section__title--sm {
    font-size: clamp(28px, 4vw, 40px);
}

.section__desc {
    font-size: 17px;
    font-weight: 300;
    color: var(--color-text-secondary);
    max-width: 560px;
    margin: 20px auto 0;
    line-height: 1.7;
}

/* --- About --- */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about__lead {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 500;
    font-style: italic;
    line-height: 1.5;
    color: var(--color-accent);
    margin-bottom: 24px;
}

.about__text p {
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.8;
}

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

.about__image-placeholder,
.format-card__image,
.app__phone-mockup {
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.about__image-placeholder {
    aspect-ratio: 4/5;
}

/* --- Benefits --- */
.benefits__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.benefit-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}

.benefit-card__icon {
    color: var(--color-accent);
    margin-bottom: 20px;
}

.benefit-card__title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 12px;
}

.benefit-card__text {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* --- Formats --- */
.formats__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.format-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}

.format-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
}

.format-card__image {
    height: 220px;
    border-radius: 0;
}

.format-card__body {
    padding: 28px;
}

.format-card__title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 12px;
}

.format-card__badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-accent);
    background: rgba(138, 118, 104, 0.1);
    padding: 4px 10px;
    border-radius: 100px;
    vertical-align: middle;
}

.format-card__text {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* --- Programs --- */
.programs__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-bottom: 0;
}

.program-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 44px 36px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.program-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
}

.program-card__level {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 300;
    color: var(--color-accent-light);
    margin-bottom: 16px;
}

.program-card__title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 500;
    margin-bottom: 16px;
}

.program-card__text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* --- Directions --- */
.directions__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.direction-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 44px 36px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.direction-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
}

.direction-card__icon {
    color: var(--color-accent);
    margin-bottom: 20px;
}

.direction-card__title {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 500;
    margin-bottom: 16px;
}

.direction-card__text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

/* --- Rules Accordion --- */
.rules {
    margin-top: 48px;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.rules__toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 28px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
    transition: color var(--transition);
}

.rules__toggle:hover {
    color: var(--color-accent);
}

.rules__toggle svg {
    transition: transform var(--transition);
}

.rules__toggle.active svg {
    transform: rotate(180deg);
}

.rules__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 28px;
}

.rules__content.active {
    max-height: 300px;
    padding: 0 28px 24px;
}

.rules__content ul {
    list-style: none;
}

.rules__content li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.rules__content li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent-light);
}

.rules__content li:last-child {
    margin-bottom: 0;
}

/* --- Pricing --- */
.pricing__tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    background: var(--color-bg-alt);
    padding: 6px;
    border-radius: 100px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.pricing__tab {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: none;
    border: none;
    padding: 12px 24px;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    flex: 1;
    text-align: center;
}

.pricing__tab:hover {
    color: var(--color-text);
}

.pricing__tab--active {
    color: var(--color-surface);
    background: var(--color-accent);
}

.pricing__panel {
    display: none;
}

.pricing__panel--active {
    display: block;
}

.pricing__panel-desc {
    text-align: center;
    font-size: 16px;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.pricing__cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.price-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    text-align: center;
    position: relative;
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1.5px solid transparent;
}

.price-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}

.price-card--accent {
    border-color: var(--color-accent);
    background: linear-gradient(to bottom, rgba(138, 118, 104, 0.03), var(--color-surface));
}

.price-card__badge-top {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: var(--color-surface);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 16px;
    border-radius: 100px;
    white-space: nowrap;
}

.price-card__label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.price-card__price {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 500;
    color: var(--color-text);
}

.price-card__price span {
    font-size: 22px;
}

.price-card__detail {
    font-size: 13px;
    color: var(--color-accent);
    margin-top: 12px;
    font-weight: 500;
}

.price-card__validity {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 8px;
}

.price-card__note {
    font-size: 11px;
    color: var(--color-text-muted);
    margin-top: 6px;
    font-style: italic;
}

.pricing__cta {
    text-align: center;
    margin-top: 48px;
}

/* --- Schedule / Widget --- */
.schedule__widget {
    min-width: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    min-height: 500px;
}

#fitbaseWidgetContainer {
    width: 100%;
    min-width: 1140px;
}

/* --- App --- */
.app__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.app__text {
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.app__buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.app__store-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    background: var(--color-dark);
    color: var(--color-surface);
    border-radius: var(--radius-sm);
    transition: background var(--transition), transform var(--transition);
}

.app__store-btn:hover {
    background: var(--color-dark-surface);
    transform: translateY(-2px);
}

.app__store-btn small {
    display: block;
    font-size: 10px;
    opacity: 0.7;
    line-height: 1;
}

.app__store-btn span {
    display: block;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
}

.app__phone-mockup {
    aspect-ratio: 9/16;
    max-height: 500px;
    margin: 0 auto;
}

/* --- Contacts --- */
.contacts__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    align-items: start;
}

.contacts__item {
    margin-bottom: 28px;
}

.contacts__label {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.contacts__value {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
}

.contacts__value--link {
    transition: color var(--transition);
}

.contacts__value--link:hover {
    color: var(--color-accent);
}

.contacts__socials {
    display: flex;
    gap: 12px;
    margin-top: 4px;
}

.contacts__social {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-surface);
    color: var(--color-text);
    transition: all var(--transition);
}

.contacts__social:hover {
    background: var(--color-accent);
    color: var(--color-surface);
}

.contacts__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.contacts__map iframe {
    display: block;
}

/* --- Footer --- */
.footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 32px;
}

.footer__top {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
    display: inline-block;
}

.footer__logo-img {
    height: 60px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer__tagline {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 8px;
}

.footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
    align-items: start;
}

.footer__nav a {
    font-size: 14px;
    transition: color var(--transition);
}

.footer__nav a:hover {
    color: #fff;
}

.footer__contacts {
    text-align: right;
}

.footer__contacts a {
    display: block;
    font-size: 14px;
    margin-bottom: 8px;
    transition: color var(--transition);
}

.footer__contacts a:hover {
    color: #fff;
}

.footer__bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
}

.footer__bottom a {
    transition: color var(--transition);
}

.footer__bottom a:hover {
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .header__nav {
        display: none;
    }

    .header__cta {
        display: none;
    }

    .header__burger {
        display: flex;
    }

    .about__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about__visual {
        order: -1;
    }

    .about__image-placeholder {
        aspect-ratio: 16/9;
    }

    .formats__grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .format-card {
        display: grid;
        grid-template-columns: 200px 1fr;
    }

    .format-card__image {
        height: 100%;
        min-height: 180px;
    }

    .app__inner {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }

    .app__buttons {
        justify-content: center;
    }

    .contacts__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer__top {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }

    .footer__contacts {
        text-align: center;
    }

    .footer__nav {
        justify-content: center;
    }

    #fitbaseWidgetContainer {
        min-width: unset;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 72px 0;
    }

    .section__header {
        margin-bottom: 40px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero__subtitle {
        font-size: 16px;
    }

    .hero__actions {
        flex-direction: column;
        gap: 12px;
    }

    .hero__actions .btn {
        text-align: center;
    }

    .benefits__grid {
        grid-template-columns: 1fr 1fr;
    }

    .programs__grid {
        grid-template-columns: 1fr;
    }

    .directions__grid {
        grid-template-columns: 1fr;
    }

    .pricing__cards {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    }

    .pricing__tabs {
        flex-direction: column;
        border-radius: var(--radius-md);
    }

    .pricing__tab {
        border-radius: var(--radius-sm);
    }

    .footer__bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero__title {
        font-size: 42px;
    }

    .benefits__grid {
        grid-template-columns: 1fr;
    }

    .format-card {
        grid-template-columns: 1fr;
    }

    .format-card__image {
        height: 180px;
    }

    .pricing__cards {
        grid-template-columns: 1fr;
    }

    .price-card {
        padding: 24px 20px;
    }

    .app__store-btn {
        flex: 1;
        justify-content: center;
    }

    .schedule__widget {
        margin: 0 -16px;
        border-radius: 0;
        overflow-x: auto;
    }
}