/* ==========================================================================
   CICHY HOME DESIGN – Strona "O Nas" (Redesign)
   --------------------------------------------------------------------------
   Sekcja wg struktury style.css:
   10. Strony Informacyjne – About Redesign

   Prefiks klas: .on-* (nie koliduje z resztą projektu)
   ========================================================================== */

/* --- 2. Główny Layout – Override dla strony O Nas --- */

/*
 * Globalny .main-container::before wstawia stałe tło z assets/CHD.jpg
 * (lampa Theratherm). Na stronie O Nas zastępujemy je neutralnym,
 * bardzo ciemnym tłem – zdjęcia heroiczne obsługujemy wewnątrz sekcji.
 */
.main-container::before {
    background-image: none;
    background-color: var(--c-bg-dark);
    opacity: 1;
}

/*
 * Globalny .main-container::after nakłada winietę (ciemnienie rogów).
 * Na stronie O Nas redukujemy go, żeby sekcje środkowe były czytelne.
 */
.main-container::after {
    background: radial-gradient(
        ellipse at center,
        rgba(0, 0, 0, 0.12) 0%,
        rgba(0, 0, 0, 0.28) 70%,
        rgba(0, 0, 0, 0.45) 100%
    );
}

/* --- 10. Strony Informacyjne – About Redesign --- */

/* ============================================================
   HERO SEKCJI
   ============================================================ */
.on-hero {
    position: relative;
    height: 95svh;
    min-height: 560px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
}

.on-hero__img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 40%;
    display: block;
    transition: transform 8s ease;
}

.on-hero:hover .on-hero__img {
    transform: scale(1.04);
}

/* Lżejsza nakładka – zdjęcie ma oddychać w górnej strefie */
.on-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(18, 18, 18, 0.08) 0%,
        rgba(18, 18, 18, 0.35) 45%,
        rgba(18, 18, 18, 0.92) 85%,
        rgba(18, 18, 18, 1.00) 100%
    );
}

.on-hero__body {
    position: relative;
    z-index: 2;
    padding: 0 clamp(2rem, 7vw, 7rem) clamp(3rem, 6vw, 6rem);
    max-width: 920px;
}

.on-hero__eyebrow {
    font-family: var(--font-body);
    font-size: 0.65rem;
    letter-spacing: 0.38em;
    text-transform: uppercase;
    color: var(--c-gold);
    display: block;
    margin-bottom: 1.4rem;
    opacity: 0;
    animation: onFadeIn 1s ease 0.2s both;
}

.on-hero__title {
    font-family: var(--font-head);
    font-weight: 300;
    line-height: 1.03;
    font-size: clamp(3.5rem, 9vw, 7.5rem);
    letter-spacing: -0.01em;
    color: #ffffff;
    margin: 0 0 1.8rem;
    opacity: 0;
    animation: onFadeUp 1s var(--ease-luxury) 0.4s both;
}

.on-hero__title em {
    font-style: normal;
    color: var(--c-gold);
}

.on-hero__rule {
    display: block;
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, var(--c-gold), transparent);
    margin-bottom: 2rem;
    transform-origin: left;
    opacity: 0;
    animation: onLineGrow 1s var(--ease-luxury) 0.7s both;
}

.on-hero__sub {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    color: var(--c-text-muted);
    line-height: 1.85;
    max-width: 480px;
    margin: 0;
    opacity: 0;
    animation: onFadeUp 1s var(--ease-luxury) 0.85s both;
}

/* Etykieta boczna – tylko desktop */
.on-hero__side-label {
    position: absolute;
    right: clamp(2rem, 4vw, 4rem);
    bottom: clamp(5rem, 9vw, 8rem);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 12px;
}

.on-hero__side-line {
    display: block;
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-gold));
}

.on-hero__side-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    font-family: var(--font-body);
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--c-gold);
}

/* Scroll hint */
.on-hero__scroll {
    position: absolute;
    bottom: clamp(2rem, 4vw, 3rem);
    right: clamp(2rem, 4vw, 4rem);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    animation: onFadeIn 1s ease 1.2s both;
}

.on-hero__scroll-label {
    font-family: var(--font-body);
    font-size: 0.6rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--c-text-muted);
}

.on-hero__scroll-icon {
    color: var(--c-gold);
    animation: onBounce 1.5s ease-in-out infinite;
}


/* ============================================================
   SEKCJA STORYTELLINGOWA
   ============================================================ */
.on-story {
    position: relative;
    padding: clamp(5rem, 10vw, 9rem) clamp(2rem, 7vw, 7rem);
    overflow: hidden;
}

/* Duże dekoracyjne "H" w tle */
.on-story::before {
    content: 'H';
    position: absolute;
    top: 50%;
    right: -3rem;
    transform: translateY(-50%);
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(14rem, 28vw, 30rem);
    color: rgba(255, 255, 255, 0.018);
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

.on-story__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Zdjęcie – złota ramka przesunięta */
.on-photo {
    position: relative;
}

.on-photo::after {
    content: '';
    position: absolute;
    inset: -12px -12px 12px 12px;
    border: 1px solid rgba(197, 160, 89, 0.2);
    pointer-events: none;
    transition: inset 0.5s var(--ease-luxury);
}

.on-photo:hover::after {
    inset: -18px -18px 18px 18px;
}

.on-photo img {
    display: block;
    width: 100%;
    height: clamp(360px, 48vw, 600px);
    object-fit: cover;
}

/* Prawa kolumna tekstowa */
.on-story__content {
    display: flex;
    flex-direction: column;
}

.on-eyebrow {
    font-family: var(--font-body);
    font-size: 0.63rem;
    letter-spacing: 0.38em;
    text-transform: uppercase;
    color: var(--c-gold);
    display: block;
    margin-bottom: 1.4rem;
}

.on-divider {
    display: block;
    width: 48px;
    height: 1px;
    background-color: var(--c-gold);
    margin-bottom: 0.6rem;
}

.on-story__quote {
    font-family: var(--font-head);
    font-weight: 300;
    font-style: italic;
    font-size: clamp(1.6rem, 2.8vw, 2.5rem);
    line-height: 1.2;
    color: #ffffff;
    border-left: 2px solid var(--c-gold);
    padding-left: 1.6rem;
    margin: 0 0 2.5rem;
}

.on-story__paragraphs {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.on-story__paragraphs p {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 0.97rem;
    line-height: 1.9;
    color: var(--c-text-muted);
    margin: 0;
}

/* Drop-cap: złota wielka litera na początku opowieści */
/* UWAGA: używamy display:initial zamiast float:left – float
   powoduje reflow całego akapitu przy zamianie czcionki (font-swap),
   co zmienia wysokość dokumentu i powoduje skoki Lenisa. */
.on-story__paragraphs p:first-child::first-letter {
    font-family: var(--font-head);
    font-size: 4.5rem;
    font-weight: 300;
    line-height: 0.75;
    float: left;
    margin-right: 8px;
    margin-top: 6px;
    margin-bottom: -4px;
    color: var(--c-gold);
    /* min-width stabilizuje box przed zamianą czcionki */
    min-width: 3.2rem;
}

.on-story__paragraphs strong {
    color: var(--c-text-main);
    font-weight: 400;
}

.on-story__sig {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.on-story__sig-line {
    width: 36px;
    height: 1px;
    background-color: var(--c-gold);
    flex-shrink: 0;
}

.on-story__sig-name {
    font-family: var(--font-head);
    font-style: italic;
    font-size: 1.15rem;
    color: var(--c-gold);
}

.on-story__sig-role {
    font-family: var(--font-body);
    font-size: 0.6rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-text-muted);
}


/* ============================================================
   WSTAWKA ATMOSFERYCZNA – full-width cytat
   ============================================================ */
.on-interlude {
    position: relative;
    height: clamp(240px, 40vh, 500px);
    overflow: hidden;
}

.on-interlude__img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 55%;
    display: block;
}

.on-interlude__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(18, 18, 18, 0.88) 0%,
        rgba(18, 18, 18, 0.38) 50%,
        rgba(18, 18, 18, 0.75) 100%
    );
}

.on-interlude__body {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
}

.on-interlude__quote {
    font-family: var(--font-head);
    font-weight: 300;
    font-style: italic;
    font-size: clamp(1.3rem, 3vw, 2.3rem);
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.5;
    max-width: 800px;
}

.on-interlude__quote em {
    font-style: normal;
    color: var(--c-gold);
}


/* ============================================================
   MANIFEST WARTOŚCI – grid 3 kart
   ============================================================ */
.on-values {
    padding: clamp(5rem, 10vw, 9rem) clamp(2rem, 7vw, 7rem);
}

.on-values__header {
    text-align: center;
    margin-bottom: clamp(3rem, 6vw, 5rem);
}

.on-values__title {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(2rem, 4.5vw, 3.8rem);
    color: #ffffff;
    line-height: 1.08;
    margin: 0.8rem 0 0;
}

.on-values__rule {
    display: block;
    width: 96px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-gold) 40%, transparent);
    margin: 1.6rem auto 0;
}

.on-values__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Karta wartości */
.on-card {
    background-color: rgba(31, 31, 31, 0.75);
    border: 1px solid rgba(197, 160, 89, 0.12);
    padding: clamp(2rem, 3.5vw, 3rem);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition:
        border-color 0.45s var(--ease-luxury),
        background-color 0.45s var(--ease-luxury);
}

.on-card:hover {
    border-color: rgba(197, 160, 89, 0.5);
    background-color: rgba(31, 31, 31, 0.98);
}

/* Środkowa karta obniżona – efekt dynamiki na desktop */
.on-card--mid {
    position: relative;
    top: 2.5rem;
}

.on-card__initial {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: 5rem;
    line-height: 1;
    color: var(--c-gold);
    margin-bottom: 1.2rem;
    transition: color 0.4s ease, text-shadow 0.4s ease;
}

.on-card:hover .on-card__initial {
    color: #d4b878;
    text-shadow: 0 0 40px rgba(197, 160, 89, 0.28);
}

.on-card__divider {
    display: block;
    width: 40px;
    height: 1px;
    background-color: var(--c-gold);
    margin-bottom: 1.8rem;
}

.on-card__title {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(1.3rem, 1.9vw, 1.7rem);
    color: #ffffff;
    line-height: 1.2;
    margin: 0 0 1rem;
}

.on-card__text {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 0.9rem;
    line-height: 1.9;
    color: var(--c-text-muted);
    flex: 1;
    margin: 0;
}

.on-card__footer {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(197, 160, 89, 0.14);
}

.on-card__index {
    font-family: var(--font-body);
    font-size: 0.58rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(197, 160, 89, 0.5);
}


/* ============================================================
   PASEK STATYSTYK
   ============================================================ */
.on-stats {
    background-color: rgba(18, 18, 18, 0.7);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: clamp(3rem, 5vw, 4.5rem) clamp(2rem, 7vw, 7rem);
}

.on-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    max-width: 1400px;
    margin: 0 auto;
}

.on-stat {
    text-align: center;
    padding: 1.5rem;
    border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.on-stat:last-child {
    border-right: none;
}

.on-stat__number {
    display: block;
    font-family: var(--font-head);
    font-weight: 300;
    font-size: 3.6rem;
    line-height: 1;
    color: var(--c-gold);
    margin-bottom: 0.5rem;
}

.on-stat__sup {
    font-size: 1.4rem;
    vertical-align: super;
    line-height: 0;
}

.on-stat__label {
    font-family: var(--font-body);
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--c-text-muted);
    display: block;
}


/* ============================================================
   PROFIL TWÓRCY
   ============================================================ */
.on-creator {
    padding: clamp(5rem, 10vw, 9rem) clamp(2rem, 7vw, 7rem);
}

.on-creator__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.on-creator__content {
    display: flex;
    flex-direction: column;
}

.on-creator__name {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(2.4rem, 4.5vw, 3.8rem);
    line-height: 1.04;
    color: #ffffff;
    margin: 0.6rem 0 1.5rem;
}

.on-creator__name em {
    font-style: normal;
    color: var(--c-gold);
}

.on-creator__bio {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.on-creator__bio p {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 0.97rem;
    line-height: 1.9;
    color: var(--c-text-muted);
    margin: 0;
}

.on-creator__bio strong {
    color: var(--c-text-main);
    font-weight: 400;
}

.on-creator__cta {
    display: inline-block;
    align-self: flex-start;
    margin-top: 2.5rem;
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-gold);
    border: 1px solid var(--c-gold);
    padding: 0.9rem 2.2rem;
    text-decoration: none;
    background: transparent;
    transition:
        background-color 0.4s var(--ease-luxury),
        color 0.4s var(--ease-luxury);
}

.on-creator__cta:hover {
    background-color: var(--c-gold);
    color: var(--c-bg-dark);
}

.on-creator__sig {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}


/* ============================================================
   CTA KOŃCOWE
   ============================================================ */
.on-cta {
    position: relative;
    padding: clamp(5rem, 10vw, 8rem) clamp(2rem, 7vw, 7rem);
    overflow: hidden;
}

.on-cta__bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.22;
    display: block;
}

.on-cta__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(18, 18, 18, 0.94) 0%,
        rgba(18, 18, 18, 0.72) 55%,
        rgba(18, 18, 18, 0.45) 100%
    );
}

.on-cta__body {
    position: relative;
    z-index: 2;
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
}

.on-cta__title {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(1.9rem, 4.5vw, 3.6rem);
    line-height: 1.12;
    color: #ffffff;
    margin: 0.8rem 0 1.5rem;
}

.on-cta__title em {
    font-style: normal;
    color: var(--c-gold);
}

.on-cta__rule {
    display: block;
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-gold) 40%, transparent);
    margin: 0 auto 2.5rem;
}

.on-cta__btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.on-cta__btn-gold {
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-gold);
    border: 1px solid var(--c-gold);
    padding: 0.9rem 2.2rem;
    background: transparent;
    text-decoration: none;
    transition:
        background-color 0.4s var(--ease-luxury),
        color 0.4s var(--ease-luxury);
    display: inline-block;
}

.on-cta__btn-gold:hover {
    background-color: var(--c-gold);
    color: var(--c-bg-dark);
}

.on-cta__btn-ghost {
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-text-muted);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.9rem 2.2rem;
    background: transparent;
    text-decoration: none;
    transition:
        border-color 0.3s ease,
        color 0.3s ease;
    display: inline-block;
}

.on-cta__btn-ghost:hover {
    border-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
}


/* ============================================================
   12. Animacje i Efekty – Scroll Reveal
   ============================================================ */
.on-reveal {
    opacity: 0;
    transform: translate3d(0, 15px, 0);
    transition:
        opacity 0.85s var(--ease-luxury),
        transform 0.85s var(--ease-luxury);
}

.on-reveal.on-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

.on-d1 { transition-delay: 0.10s; }
.on-d2 { transition-delay: 0.22s; }
.on-d3 { transition-delay: 0.34s; }

@keyframes onFadeUp {
    from {
        opacity: 0;
        transform: translate3d(0, 32px, 0);
    }

    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes onFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes onLineGrow {
    from { opacity: 1; transform: scaleX(0); }
    to   { opacity: 1; transform: scaleX(1); }
}

@keyframes onBounce {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(5px); }
}


/* ============================================================
   14. Responsywność (Media Queries)
   ============================================================ */

/* 1024px */
@media (max-width: 1024px) {
    .on-story__grid,
    .on-creator__grid {
        gap: 3rem;
    }

    .on-values__grid {
        gap: 1.2rem;
    }
}

/* 768px – 1 kolumna */
@media (max-width: 768px) {
    .on-hero__side-label,
    .on-hero__scroll {
        display: none;
    }

    .on-story__grid,
    .on-creator__grid {
        grid-template-columns: 1fr;
    }

    /* Zdjęcie twórcy nad tekstem na mobile */
    .on-creator__grid .on-photo {
        order: -1;
    }

    .on-values__grid {
        grid-template-columns: 1fr;
    }

    .on-card--mid {
        top: 0;
    }

    .on-stats__grid {
        grid-template-columns: 1fr 1fr;
    }

    .on-stat {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        padding: 1.2rem 1rem;
    }

    .on-stat:nth-child(odd) {
        border-right: 1px solid rgba(255, 255, 255, 0.07);
    }

    .on-stat:nth-last-child(-n+2) {
        border-bottom: none;
    }

    .on-cta__btns {
        flex-direction: column;
        align-items: center;
    }

    .on-cta__btn-gold,
    .on-cta__btn-ghost {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
}

/* 480px */
@media (max-width: 480px) {
    .on-hero__title {
        font-size: 3rem;
    }

    .on-story__quote {
        font-size: 1.45rem;
    }

    .on-story__paragraphs p:first-child::first-letter {
        font-size: 3.4rem;
        min-width: 2.4rem;
    }

    .on-stats__grid {
        grid-template-columns: 1fr 1fr;
    }
}