/*!
 * NoweWnetrza.pl - arkusz strony
 * Samodzielny, bez Bootstrapa. Mobile first: reguly bazowe opisuja telefon,
 * media queries tylko rozszerzaja uklad w gore.
 */

/* ===================================================================
   1. Tokeny
   =================================================================== */

:root {
    --c-bg: #000;
    --c-surface: #121010;
    --c-surface-2: #141212;
    --c-line: rgba(255, 255, 255, 0.13);
    --c-line-strong: rgba(255, 255, 255, 0.22);

    --c-text: #f4f2f0;
    --c-muted: #9c948e;
    --c-subtle: #6b635e;

    --c-accent: #c26a4a;
    --c-accent-soft: rgba(194, 106, 74, 0.16);

    --radius: 12px;
    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);

    --shell: min(100% - 2.5rem, 1240px);
    --section-y: clamp(3.5rem, 10vw, 7rem);

    /* Nadpisywane przez js/landing.js - znormalizowana pozycja kursora (-1..1). */
    --mx: 0;
    --my: 0;
}

/* ===================================================================
   2. Reset i typografia
   =================================================================== */

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--c-bg);
    color: var(--c-text);
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    /* Efekt kursora na landingu przesuwa warstwy poza krawedzie - bez tego pojawia sie
       poziomy pasek przewijania. */
    overflow-x: hidden;
}

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

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

h1, h2, h3 {
    margin: 0;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

p {
    margin: 0;
}

:focus-visible {
    outline: 2px solid var(--c-accent);
    outline-offset: 4px;
}

::selection {
    background: var(--c-accent);
    color: #fff;
}

.shell {
    width: var(--shell);
    margin-inline: auto;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

/* ===================================================================
   3. Landing - ekran dzielony
   =================================================================== */

.landing {
    /* Landing nie ma sie przewijac na zadnym ekranie. */
    height: 100svh;
    overflow: hidden;
}

.split {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.panel {
    position: relative;
    display: flex;
    flex: 1;
    align-items: center;
    overflow: hidden;
    isolation: isolate;
    /* Linia podzialu miedzy polowami; na desktopie zmienia sie w pionowa. */
    border-bottom: 1px solid var(--c-line);
    transition: flex-grow 0.7s var(--ease);
}

.panel:last-child {
    border-bottom: 0;
}

.panel__media {
    position: absolute;
    /* Nadmiar poza kadrem daje zapas na parallaks - obraz nigdy nie odslania tla. */
    inset: -8%;
    z-index: -2;
}

.panel__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.06) translate3d(calc(var(--mx) * 14px), calc(var(--my) * 14px), 0);
    transition: transform 0.9s var(--ease), filter 0.6s var(--ease);
    filter: brightness(0.5) saturate(0.9);
}

.panel::after {
    /* Poswiata podazajaca za kursorem - rozjasnia zdjecie dokladnie pod wskaznikiem. */
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(
            38rem 38rem at var(--px, 50%) var(--py, 50%),
            rgba(194, 106, 74, 0.22),
            transparent 60%
        ),
        linear-gradient(180deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.75));
    opacity: 0.9;
    transition: opacity 0.5s var(--ease);
}

.panel__content {
    width: var(--shell);
    margin-inline: auto;
    transform: translate3d(calc(var(--mx) * -22px), calc(var(--my) * -14px), 0);
    transition: transform 0.9s var(--ease);
}

.panel__index {
    display: block;
    margin-bottom: 0.75rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.34em;
    color: var(--c-accent);
}

.panel__title {
    font-size: clamp(2.6rem, 13vw, 5rem);
    font-weight: 700;
    letter-spacing: -0.035em;
    text-transform: uppercase;
}

.panel__lead {
    max-width: 26rem;
    margin-top: 0.85rem;
    color: rgba(244, 242, 240, 0.72);
    font-size: 0.98rem;
}

.panel__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 1.5rem;
    padding-bottom: 0.35rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--c-line-strong);
    transition: gap 0.4s var(--ease), border-color 0.4s var(--ease);
}

.panel__cta svg {
    width: 1.1em;
    height: 1.1em;
}

.panel:hover .panel__cta,
.panel:focus-visible .panel__cta {
    gap: 1.1rem;
    border-color: var(--c-accent);
}

.panel:hover .panel__media img {
    filter: brightness(0.62) saturate(1);
}

/* Znak firmowy i telefon nad polowami ekranu. */
.landing__brand,
.landing__aside {
    position: fixed;
    z-index: 5;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    /* Bezpieczne odstepy na telefonach z wycieciem. */
    padding: max(1.25rem, env(safe-area-inset-top, 0px)) 1.25rem;
}

.landing__brand {
    top: 0;
    left: 0;
    /* Logo jest bialym znakiem na przezroczystym tle - dziala tylko na ciemnym podkladzie. */
    line-height: 0;
    /* Na telefonie znak siedzi ciasno w rogu; margines chroni tylko przed wycieciem ekranu. */
    padding: max(0.6rem, env(safe-area-inset-top, 0px)) 0.6rem;
}

.landing__brand picture,
.landing__brand img {
    height: 38px;
    width: auto;
}

@media (min-width: 700px) {
    .landing__brand {
        padding: max(1.25rem, env(safe-area-inset-top, 0px)) 1.25rem;
    }

    .landing__brand img {
        height: clamp(52px, 6vw, 76px);
    }
}

.landing__aside {
    bottom: 0;
    right: 0;
    padding-bottom: max(1.25rem, env(safe-area-inset-bottom, 0px));
    color: var(--c-muted);
    transition: color 0.3s var(--ease);
}

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

@media (min-width: 900px) {
    .split {
        flex-direction: row;
    }

    .panel {
        border-bottom: 0;
        border-right: 1px solid var(--c-line);
    }

    .panel:last-child {
        border-right: 0;
    }

    /* Najechana polowa rosnie kosztem drugiej - bez skokow, sama zmiana flex-grow. */
    .split:hover .panel {
        flex-grow: 0.82;
    }

    .split .panel:hover {
        flex-grow: 1.36;
    }

    .panel__content {
        width: auto;
        max-width: 30rem;
        padding-inline: clamp(2.5rem, 5vw, 5rem);
        margin-inline: 0;
    }

    .panel__title {
        font-size: clamp(3rem, 5.5vw, 5.5rem);
    }
}

/* Na urzadzeniach dotykowych parallaks nie ma sensu - zerujemy przesuniecia. */
@media (hover: none) {
    .panel__media img,
    .panel__content {
        transform: none;
    }

    .panel::after {
        background: linear-gradient(180deg, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.78));
    }
}

/* ===================================================================
   4. Naglowek podstron
   =================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(0, 0, 0, 0.82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--c-line);
    padding-top: env(safe-area-inset-top, 0px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: var(--shell);
    margin-inline: auto;
    min-height: 3.75rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    line-height: 0;
}

/* Wersja bez podpisu - przy tej wysokosci podpis z pelnego logo bylby nieczytelny. */
.brand img {
    height: 30px;
    width: auto;
    transition: opacity 0.3s var(--ease);
}

@media (min-width: 700px) {
    .brand img {
        height: 34px;
    }
}

.brand:hover img {
    opacity: 0.75;
}

.brand__dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--c-accent);
}

.site-nav {
    display: flex;
    gap: 1.25rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.site-nav a {
    padding: 0.35rem 0;
    color: var(--c-muted);
    border-bottom: 1px solid transparent;
    transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
    color: var(--c-text);
    border-color: var(--c-accent);
}

/* ===================================================================
   5. Sekcje
   =================================================================== */

.section {
    padding-block: var(--section-y);
}

.section--tight {
    padding-block: clamp(1.5rem, 4vw, 2.75rem);
}

.section--tight .section-head {
    margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.section-head {
    margin-bottom: clamp(2rem, 5vw, 3.25rem);
}

.eyebrow {
    display: block;
    margin-bottom: 0.9rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--c-accent);
}

.section-title {
    font-size: clamp(2rem, 7vw, 3.25rem);
    text-transform: uppercase;
}

.section-lead {
    max-width: 38rem;
    margin-top: 1rem;
    color: var(--c-muted);
}

/* ===================================================================
   6. Karuzela realizacji
   =================================================================== */

.gallery {
    /* Karuzela dostaje wiecej szerokosci niz tekst - zdjecie jest tu trescia. */
    width: min(100% - 1.5rem, 1400px);
    margin-inline: auto;
}

.splide__track {
    border-radius: var(--radius);
    background: var(--c-surface-2);
}

.carousel-main .splide__slide {
    position: relative;
}

.carousel-main .splide__slide img {
    width: 100%;
    /* Kadr zwiazany z wysokoscia okna, nie z proporcja zdjecia: pasek miniatur zostaje
       widoczny bez przewijania, a slajdy nie zmieniaja wysokosci przy zmianie zdjecia. */
    height: clamp(230px, 48svh, 660px);
    object-fit: cover;
}

@media (min-width: 900px) {
    .carousel-main .splide__slide img {
        height: clamp(320px, 62svh, 760px);
    }
}

.slide-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 2.5rem 1.25rem 1.1rem;
    font-size: 0.8rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(244, 242, 240, 0.9);
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.8));
}

.slide-caption b {
    color: var(--c-accent);
}

/* Strzalki Splide dopasowane do motywu. */
.splide__arrow {
    width: 2.75rem;
    height: 2.75rem;
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid var(--c-line-strong);
    opacity: 1;
    transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.splide__arrow svg {
    width: 1.1rem;
    height: 1.1rem;
    fill: var(--c-text);
}

.splide__arrow:hover:not(:disabled) {
    background: var(--c-accent);
    border-color: var(--c-accent);
}

.splide__arrow:disabled {
    opacity: 0.35;
}

/* --- Miniatury: zawsze widoczne pod glownym zdjeciem --- */

.gallery__meta {
    display: flex;
    justify-content: flex-end;
    margin-top: 0.6rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: var(--c-subtle);
}

.gallery__meta b {
    color: var(--c-accent);
}

.carousel-thumbs {
    margin-top: 0.5rem;
}

.carousel-thumbs .splide__track {
    background: transparent;
}

.carousel-thumbs .splide__slide {
    opacity: 0.45;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: opacity 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.carousel-thumbs .splide__slide img {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

.carousel-thumbs .splide__slide:hover {
    opacity: 0.8;
}

.carousel-thumbs .splide__slide.is-active {
    opacity: 1;
    box-shadow: inset 0 0 0 2px var(--c-accent);
}

/* ===================================================================
   7. Kontakt
   =================================================================== */

.contact-grid {
    display: grid;
    gap: 2.5rem;
}

@media (min-width: 900px) {
    .contact-grid {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
        gap: 3.5rem;
    }
}

.contact-list {
    display: grid;
    gap: 0.6rem;
    margin: 0 0 1.75rem;
    padding: 0;
    list-style: none;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.05rem 1.15rem;
    background: var(--c-surface);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

a.contact-item:hover {
    border-color: var(--c-accent);
    transform: translateX(4px);
}

.contact-item svg {
    flex: 0 0 auto;
    width: 1.15rem;
    height: 1.15rem;
    stroke: var(--c-accent);
}

.contact-item__label {
    display: block;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-subtle);
}

.contact-item__value {
    display: block;
    font-weight: 600;
    /* Dlugi adres e-mail nie rozpycha karty na waskim ekranie. */
    overflow-wrap: anywhere;
}

.contact-note {
    color: var(--c-muted);
    font-size: 0.95rem;
}

/* ===================================================================
   8. Formularz
   =================================================================== */

.form-card {
    padding: clamp(1.25rem, 4vw, 2.25rem);
    background: var(--c-surface);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
}

.form-card h3 {
    font-size: 1.25rem;
}

.form-card__lead {
    margin-top: 0.4rem;
    margin-bottom: 1.6rem;
    font-size: 0.92rem;
    color: var(--c-muted);
}

.field {
    margin-bottom: 1.05rem;
}

.field-row {
    display: grid;
    gap: 0;
}

@media (min-width: 560px) {
    .field-row {
        grid-template-columns: 1fr 1fr;
        gap: 1.05rem;
    }
}

.label {
    display: block;
    margin-bottom: 0.45rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-muted);
}

.label span {
    letter-spacing: 0;
    text-transform: none;
    color: var(--c-subtle);
}

.input {
    width: 100%;
    padding: 0.8rem 0.95rem;
    /* 16px - mniejsza wartosc powoduje automatyczny zoom pola w Safari na iOS. */
    font-size: 1rem;
    font-family: inherit;
    color: var(--c-text);
    background: var(--c-bg);
    border: 1px solid var(--c-line);
    border-radius: 10px;
    transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.input::placeholder {
    color: var(--c-subtle);
}

.input:focus {
    outline: none;
    border-color: var(--c-accent);
    box-shadow: 0 0 0 3px var(--c-accent-soft);
}

textarea.input {
    min-height: 8rem;
    resize: vertical;
}

.input[aria-invalid="true"] {
    border-color: #e0685c;
}

.error {
    display: block;
    min-height: 1.1em;
    margin-top: 0.35rem;
    font-size: 0.8rem;
    color: #f0897e;
}

/* Honeypot: poza ekranem zamiast display:none, ktore czesc botow rozpoznaje. */
.hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.consent {
    margin-bottom: 1.15rem;
    font-size: 0.76rem;
    line-height: 1.6;
    color: var(--c-subtle);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem 1.75rem;
    font: inherit;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #fff;
    background: var(--c-accent);
    border: 1px solid var(--c-accent);
    border-radius: 100px;
    cursor: pointer;
    transition: transform 0.25s var(--ease), background-color 0.25s var(--ease);
}

.btn:hover:not(:disabled) {
    background: #ab5940;
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.55;
    cursor: default;
}

.btn--block {
    width: 100%;
}

.btn--ghost {
    color: var(--c-text);
    background: transparent;
    border-color: var(--c-line-strong);
}

.btn--ghost:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--c-text);
}

.form-status {
    margin-top: 1rem;
    padding: 0.85rem 1.05rem;
    font-size: 0.9rem;
    line-height: 1.6;
    border: 1px solid transparent;
    border-radius: 10px;
}

.form-status[hidden] {
    display: none;
}

.form-status--ok {
    color: #9fe0b8;
    background: rgba(63, 160, 105, 0.12);
    border-color: rgba(63, 160, 105, 0.35);
}

.form-status--error {
    color: #f0897e;
    background: rgba(224, 104, 92, 0.1);
    border-color: rgba(224, 104, 92, 0.35);
}

.spinner {
    width: 0.9em;
    height: 0.9em;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===================================================================
   9. Stopka i strona 404
   =================================================================== */

.site-footer {
    padding-block: 2.5rem;
    padding-bottom: max(2.5rem, env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--c-line);
    font-size: 0.82rem;
    color: var(--c-subtle);
}

.site-footer__inner {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: var(--shell);
    margin-inline: auto;
}

@media (min-width: 700px) {
    .site-footer__inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.site-footer a:hover {
    color: var(--c-text);
}

.page-404 {
    display: flex;
    align-items: center;
    min-height: 82svh;
    text-align: center;
}

.page-404 .code {
    font-size: clamp(4rem, 22vw, 9rem);
    font-weight: 700;
    line-height: 1;
    color: var(--c-accent);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.page-404 .actions {
    justify-content: center;
}

/* ===================================================================
   10. Ruch
   =================================================================== */

/* Ukrywamy przed animacja TYLKO wtedy, gdy JS dziala (klase "js" dopisuje skrypt w <head>).
   Bez tego awaria skryptu zostawilaby pusta strone. */
.js .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.js .reveal.is-visible {
    opacity: 1;
    transform: none;
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .js .reveal {
        opacity: 1;
        transform: none;
    }

    .panel__media img,
    .panel__content {
        transform: none;
    }
}