/* =====================================================================
   Каркас сторінки: шапка, герой, секції, підвал
   ===================================================================== */

/* --- Прогрес прокручування ----------------------------------------- */
.scroll-progress {
    position: fixed;
    inset: 0 auto auto 0;
    width: 100%;
    height: 2px;
    z-index: calc(var(--z-header) + 5);
    background: transparent;
    pointer-events: none;
}

.scroll-progress__bar {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, var(--amber-500), var(--amber-300));
    transform-origin: 0 50%;
    transform: scaleX(0);
}

/* --- Шапка ---------------------------------------------------------- */
.header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: var(--z-header);
    height: var(--header-h);
    display: flex;
    align-items: center;
    transition: background var(--t-base) var(--ease-out),
                box-shadow var(--t-base) var(--ease-out),
                backdrop-filter var(--t-base) var(--ease-out);
}

.header::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(251, 248, 243, 0.86);
    backdrop-filter: blur(18px) saturate(1.4);
    -webkit-backdrop-filter: blur(18px) saturate(1.4);
    border-bottom: 1px solid var(--border);
    opacity: 0;
    transition: opacity var(--t-base) var(--ease-out);
    z-index: -1;
}

.header.is-stuck::after {
    opacity: 1;
}

/* Поки шапка ще прозора — вона лежить поверх темного героя,
   тому логотип і меню мають бути світлими. */
.header:not(.is-stuck) .logo {
    color: var(--sand-50);
}

.header:not(.is-stuck) .logo__tag {
    color: rgba(243, 237, 226, 0.6);
}

.header:not(.is-stuck) .nav__link {
    color: rgba(243, 237, 226, 0.8);
}

.header:not(.is-stuck) .nav__link:hover,
.header:not(.is-stuck) .nav__link.is-active {
    color: var(--white);
}

.header__inner {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--gutter);
    display: flex;
    align-items: center;
    gap: var(--space-5);
}

/* Логотип */
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex: none;
    padding-block: 6px;
    color: var(--text);
    transition: color var(--t-base) var(--ease-out);
}

.logo__mark {
    width: auto;
    height: 36px;
    flex: none;
    object-fit: contain;
}

.logo__text {
    display: grid;
    line-height: 1;
}

.logo__name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.98rem;
    letter-spacing: 0.04em;
}

.logo__tag {
    font-size: 0.58rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-subtle);
    margin-top: 4px;
}

/* Навігація */
.nav {
    margin-left: auto;
    display: none;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: clamp(2px, 1.1vw, 14px);
}

.nav__link {
    position: relative;
    display: inline-block;
    padding: 10px 12px;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--text-muted);
    border-radius: var(--r-sm);
    transition: color var(--t-fast) var(--ease-out);
    white-space: nowrap;
}

.nav__link::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 4px;
    height: 1.5px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: 0 50%;
    transition: transform var(--t-base) var(--ease-out);
}

.nav__link:hover,
.nav__link.is-active {
    color: var(--text);
}

.nav__link:hover::after,
.nav__link.is-active::after {
    transform: scaleX(1);
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-left: auto;
}

@media (min-width: 1060px) {
    .header__actions {
        margin-left: var(--space-5);
    }

    .nav {
        display: block;
    }
}

/* --- Герой ---------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-top: calc(var(--header-h) + 40px);
    padding-bottom: clamp(28px, 4vw, 56px);
    overflow: clip;
    background: var(--ink-900);
    color: var(--dark-text);
    isolation: isolate;
}

.hero__media {
    position: absolute;
    inset: -6% 0 0;
    z-index: -2;
}

.hero__media img {
    width: 100%;
    height: 106%;
    object-fit: cover;
    object-position: 50% 42%;
    will-change: transform;
}

.hero__scrim {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(180deg, rgba(10, 10, 8, 0.72) 0%, rgba(10, 10, 8, 0.18) 34%, rgba(10, 10, 8, 0.55) 70%, rgba(10, 10, 8, 0.92) 100%),
        linear-gradient(96deg, rgba(10, 10, 8, 0.68) 0%, rgba(10, 10, 8, 0.05) 62%);
}

.hero__inner {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--gutter);
    display: grid;
    gap: clamp(28px, 4vw, 52px);
}

.hero__eyebrow {
    color: var(--amber-400);
    font-size: var(--fs-eyebrow);
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
}

.hero__eyebrow span {
    position: relative;
}

.hero__eyebrow span + span::before {
    content: "";
    position: absolute;
    left: -10px;
    top: 50%;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: currentColor;
    transform: translateY(-50%);
}

.hero__title {
    max-width: 16ch;
    text-shadow: 0 2px 30px rgba(0, 0, 0, 0.35);
}

.hero__title em {
    font-style: normal;
    color: var(--amber-400);
}

.hero__bottom {
    display: grid;
    gap: clamp(24px, 3vw, 40px);
    align-items: end;
}

@media (min-width: 900px) {
    .hero__bottom {
        grid-template-columns: minmax(0, 1fr) auto;
    }
}

.hero__text {
    max-width: 56ch;
    font-size: var(--fs-lead);
    line-height: 1.55;
    color: rgba(243, 237, 226, 0.86);
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.hero__stats {
    border-top: 1px solid rgba(243, 237, 226, 0.22);
    padding-top: clamp(20px, 2.5vw, 30px);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(18px, 3vw, 40px);
}

@media (min-width: 780px) {
    .hero__stats {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.stat__value {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3.4vw, 2.8rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--white);
}

.stat__value sup {
    font-size: 0.5em;
    vertical-align: super;
    color: var(--amber-400);
}

.stat__label {
    margin-top: 10px;
    font-size: var(--fs-xs);
    line-height: 1.4;
    color: rgba(243, 237, 226, 0.62);
}

.hero__scroll {
    position: absolute;
    right: var(--gutter);
    bottom: clamp(28px, 4vw, 56px);
    display: none;
    align-items: center;
    gap: 10px;
    font-size: var(--fs-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(243, 237, 226, 0.6);
    writing-mode: vertical-rl;
}

@media (min-width: 1200px) {
    .hero__scroll {
        display: flex;
    }
}

/* --- Рухомий рядок -------------------------------------------------- */
.ticker {
    background: var(--ink-900);
    color: var(--sand-100);
    padding-block: clamp(14px, 1.6vw, 22px);
    overflow: hidden;
    border-block: 1px solid rgba(243, 237, 226, 0.12);
}

.ticker__track {
    display: flex;
    width: max-content;
    gap: clamp(28px, 4vw, 64px);
    animation: ticker-scroll 44s linear infinite;
}

.ticker:hover .ticker__track {
    animation-play-state: paused;
}

.ticker__item {
    display: inline-flex;
    align-items: center;
    gap: clamp(28px, 4vw, 64px);
    font-family: var(--font-display);
    font-size: clamp(0.95rem, 1.5vw, 1.25rem);
    font-weight: 400;
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.ticker__item::after {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--amber-500);
    flex: none;
}

/* --- Підвал --------------------------------------------------------- */
.footer {
    background: var(--ink-900);
    color: var(--dark-text);
    padding-top: clamp(56px, 7vw, 96px);
    padding-bottom: var(--space-7);
}

.footer__grid {
    display: grid;
    gap: clamp(36px, 5vw, 64px);
}

@media (min-width: 680px) {
    .footer__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1040px) {
    .footer__grid {
        grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
    }
}

.footer__brand .logo {
    color: var(--dark-text);
}

.footer__brand .logo__tag {
    color: var(--dark-muted);
}

.footer__about {
    margin-top: var(--space-5);
    max-width: 44ch;
    color: var(--dark-muted);
    font-size: var(--fs-sm);
}

.footer__title {
    font-family: var(--font-body);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--amber-400);
    margin-bottom: var(--space-4);
}

.footer__list {
    display: grid;
    gap: 2px;
    font-size: var(--fs-sm);
    color: var(--dark-muted);
}

.footer__list li {
    padding-block: 5px;
}

/* Достатня зона натискання для пальця на сенсорних екранах */
.footer__list a {
    display: inline-block;
    padding-block: 10px;
    margin-block: -10px;
    transition: color var(--t-fast) var(--ease-out);
}

.footer__list a:hover {
    color: var(--amber-400);
}

.footer__list--social a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.footer__list--social svg {
    flex: none;
    color: var(--amber-400);
    transition: transform var(--t-fast) var(--ease-out);
}

.footer__list--social a:hover svg {
    transform: scale(1.12);
}

.footer__bottom {
    margin-top: clamp(40px, 5vw, 72px);
    padding-top: var(--space-5);
    border-top: 1px solid var(--dark-border);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4) var(--space-6);
    align-items: center;
    justify-content: space-between;
    font-size: var(--fs-xs);
    color: rgba(243, 237, 226, 0.5);
}