/* ==========================================================================
   system.css — wspolny system wizualny sendyk.pl
   Etap 3 redesignu (2026-08-29). Laduja go WSZYSTKIE strony witryny.
   Zawiera: tokeny, baze, naglowek sekcji, przyciski, navbar, stopke,
   przemapowanie Bootstrapa, ograniczony ruch i druk.
   Komponenty konkretnych stron: home.css (strona glowna) i pages.css (podstrony).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokeny
   -------------------------------------------------------------------------- */
.site {
    /* tekst */
    --ink:            #0E1A22;
    --ink-2:          #22323C;
    --muted:          #55666F;   /* 5,97:1 na białym */

    /* linie i powierzchnie */
    --line:           #DFE5E9;
    --line-2:         #EDF1F3;
    --line-strong:    #C2CCD2;
    --surface:        #FFFFFF;
    --surface-2:      #F4F6F7;

    /* akcent */
    --accent:         #1D5C87;   /* 7,17:1 na białym */
    --accent-dark:    #16486B;
    --accent-soft:    #E9F0F5;

    /* ciemne sekcje */
    --navy:           #0F1D26;
    --navy-2:         #14252F;
    --on-navy:        #A9B7C0;   /* 8,5:1 na --navy */
    --accent-on-dark: #7FB3D5;   /* 7,7:1 na --navy */
    --hair-dark:      rgba(255, 255, 255, .13);

    /* kroje */
    --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    --mono: 'IBM Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, 'Courier New', monospace;

    /* rytm */
    --sec-pad: 96px;
    --nav-h: 72px;
}

/* --------------------------------------------------------------------------
   2. Baza
   -------------------------------------------------------------------------- */
html {
    scroll-padding-top: calc(72px + 16px);
}

body.site {
    font-family: var(--sans);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--ink-2);
    background: var(--surface);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    padding-top: var(--nav-h);
}

.site h1,
.site h2,
.site h3,
.site h4 {
    font-family: var(--sans);
    color: var(--ink);
    margin: 0;
    text-wrap: balance;
}

.site p { margin: 0; }

.site a { color: var(--accent); text-decoration: none; }
.site a:hover { color: var(--accent-dark); text-decoration: underline; text-underline-offset: 3px; }

.site .container {
    max-width: 1180px;
    padding-left: 24px;
    padding-right: 24px;
}

.site section,
.site footer {
    scroll-margin-top: calc(var(--nav-h) + 16px);
}

/* ogniskowanie klawiaturą — brakowało w poprzedniej wersji */
.site a:focus-visible,
.site button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 1px;
}
.site .sec-dark a:focus-visible,
.site .navbar a:focus-visible,
.site .navbar button:focus-visible,
.site #hero a:focus-visible {
    outline-color: #FFFFFF;
}

/* ikony wbudowane */
.site .ico {
    width: 1em;
    height: 1em;
    flex: 0 0 auto;
    display: inline-block;
    vertical-align: -0.125em;
}

/* --------------------------------------------------------------------------
   3. Nagłówek sekcji — jeden schemat dla wszystkich sekcji
   -------------------------------------------------------------------------- */
.site .sec {
    padding: var(--sec-pad) 0;
}

.site .sec-light  { background: var(--surface); }
.site .sec-tinted { background: var(--surface-2); }
.site .sec-dark   { background: var(--navy); color: var(--on-navy); }

.site .sec-head {
    margin-bottom: 48px;
}

.site .sec-head h2 {
    font-size: clamp(1.75rem, 1.2rem + 1.6vw, 2.25rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -.02em;
    text-align: left;
}

.site .sec-dark .sec-head h2 { color: #FFFFFF; }

.site .sec-head h2::after {
    content: "";
    display: block;
    width: 48px;
    height: 2px;
    background: var(--accent);
    margin-top: 22px;
}

.site .sec-dark .sec-head h2::after { background: var(--accent-on-dark); }

/* etykieta kolumny / grupy */
.site .label {
    font-family: var(--mono);
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--muted);
}

/* --------------------------------------------------------------------------
   4. Przyciski i linki funkcyjne
   -------------------------------------------------------------------------- */
.site .btn-a,
.site .btn-b {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 3px;
    font-size: .9375rem;
    font-weight: 500;
    line-height: 1;
    text-decoration: none;
    border: 1px solid transparent;
    transition: background-color .14s ease, border-color .14s ease, color .14s ease;
}

.site .btn-a {
    background: var(--accent);
    border-color: var(--accent);
    color: #FFFFFF;
}
.site .btn-a:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #FFFFFF;
    text-decoration: none;
}

.site .btn-b {
    background: transparent;
    border-color: var(--line-strong);
    color: var(--ink-2);
}
.site .btn-b:hover {
    border-color: var(--accent);
    color: var(--accent);
    text-decoration: none;
}

/* warianty na ciemnym tle */
.site .on-dark .btn-b {
    border-color: rgba(255, 255, 255, .28);
    color: #FFFFFF;
}
.site .on-dark .btn-b:hover {
    border-color: #FFFFFF;
    background: rgba(255, 255, 255, .07);
    color: #FFFFFF;
}

.site .link-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .9375rem;
    font-weight: 500;
    color: var(--accent);
}
.site .link-more .ico { transition: transform .14s ease; }
.site .link-more:hover .ico { transform: translateX(3px); }

/* --------------------------------------------------------------------------
   5. Navbar
   -------------------------------------------------------------------------- */
.site .navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    min-height: var(--nav-h);
    padding: 0;
    background: var(--navy);
    border-bottom: 1px solid var(--hair-dark);
    transition: background-color .18s ease, border-color .18s ease;
}

.site .navbar.sticky {
    background: rgba(15, 29, 38, .94);
    backdrop-filter: saturate(140%) blur(8px);
    -webkit-backdrop-filter: saturate(140%) blur(8px);
    border-bottom-color: rgba(255, 255, 255, .18);
}

.site .navbar > .container {
    min-height: var(--nav-h);
    display: flex;
    align-items: center;
}

.site .navbar-brand {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: .01em;
    color: #FFFFFF;
    text-transform: lowercase;
    padding: 0;
    margin: 0;
}
.site .navbar-brand:hover { color: #FFFFFF; text-decoration: none; }

.site .navbar-toggler {
    border: 1px solid rgba(255, 255, 255, .25);
    border-radius: 3px;
    padding: 8px 10px;
    color: #FFFFFF;
    line-height: 0;
}
.site .navbar-toggler:focus { box-shadow: none; }
.site .navbar-toggler .ico { width: 20px; height: 20px; }

.site .navbar .nav-link {
    position: relative;
    color: rgba(255, 255, 255, .74);
    font-size: .8125rem;
    font-weight: 500;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 26px 0 !important;
    margin-left: 30px;
    transition: color .14s ease;
}

.site .navbar .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 20px;
    height: 2px;
    background: var(--accent-on-dark);
    opacity: 0;
    transition: opacity .14s ease;
}

.site .navbar .nav-link:hover,
.site .navbar .nav-link.active {
    color: #FFFFFF;
    text-decoration: none;
}
.site .navbar .nav-link.active::after { opacity: 1; }

/* --------------------------------------------------------------------------
   11. Stopka
   -------------------------------------------------------------------------- */
.site footer {
    background: var(--navy);
    color: var(--on-navy);
    padding: 80px 0 28px;
    border-top: 1px solid var(--hair-dark);
}

.site footer h3 {
    font-family: var(--mono);
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--accent-on-dark);
    padding-bottom: 16px;
    border-bottom: 1px solid var(--hair-dark);
    margin: 0 0 24px;
}

.site .contact-info p { margin: 0 0 4px; }

.site .contact-info a {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    min-height: 40px;
    font-size: .9375rem;
    color: var(--on-navy);
    text-decoration: none;
    transition: color .14s ease;
}

.site .contact-info a:hover { color: #FFFFFF; text-decoration: underline; text-underline-offset: 3px; }
.site .contact-info .ico { color: var(--accent-on-dark); width: 1.05em; height: 1.05em; }

.site .social-icons { margin-top: 18px; }

.site .social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 3px;
    color: #FFFFFF;
    transition: border-color .14s ease, background-color .14s ease;
}

.site .social-icons a:hover {
    border-color: var(--accent-on-dark);
    background: rgba(255, 255, 255, .06);
}

.site .social-icons .ico { width: 18px; height: 18px; color: currentColor; }

.site .copyright {
    margin-top: 56px;
    padding-top: 26px;
    border-top: 1px solid var(--hair-dark);
    font-family: var(--mono);
    font-size: .75rem;
    letter-spacing: .04em;
    color: #7C8A92;
}

.site .copyright p { margin: 0; }


/* --------------------------------------------------------------------------
   Przemapowanie zmiennych Bootstrapa
   Klasy komponentowe Bootstrapa zostaly w kodzie podstron. Zamiast podmieniac
   je w kilkudziesieciu miejscach, przestawiamy zrodlo ich kolorow i cieni.
   -------------------------------------------------------------------------- */
.site {
    --bs-primary: #1D5C87;
    --bs-primary-rgb: 29, 92, 135;
    --bs-link-color: #1D5C87;
    --bs-link-hover-color: #16486B;
    --bs-body-color: #22323C;
    --bs-body-font-family: var(--sans);
    --bs-border-radius: 2px;
    --bs-border-color: #DFE5E9;
}

.site .shadow,
.site .shadow-sm,
.site .shadow-lg { box-shadow: none !important; }

.site .rounded,
.site .rounded-3 { border-radius: 2px !important; }

.site .badge {
    display: inline-block;
    align-self: flex-start;
    text-align: left;
    padding: 0;
    background: none !important;
    color: var(--accent) !important;
    font-family: var(--mono);
    font-size: .6875rem;
    font-weight: 500;
    letter-spacing: .16em;
    text-transform: uppercase;
    border-radius: 0;
}

.site .sec-dark .badge,
.site .pagehead .badge { color: var(--accent-on-dark) !important; }

.site .btn {
    color: var(--bs-btn-color);
    --bs-btn-border-radius: 3px;
    --bs-btn-font-size: .9375rem;
    --bs-btn-font-weight: 500;
    --bs-btn-padding-y: .68rem;
    --bs-btn-padding-x: 1.25rem;
    box-shadow: none !important;
}

.site .btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent-dark);
    --bs-btn-hover-border-color: var(--accent-dark);
    --bs-btn-active-bg: var(--accent-dark);
    --bs-btn-active-border-color: var(--accent-dark);
}

.site .btn-outline-primary {
    --bs-btn-color: var(--accent);
    --bs-btn-border-color: var(--line-strong);
    --bs-btn-hover-bg: transparent;
    --bs-btn-hover-color: var(--accent);
    --bs-btn-hover-border-color: var(--accent);
    --bs-btn-active-bg: transparent;
    --bs-btn-active-color: var(--accent);
    --bs-btn-active-border-color: var(--accent);
}

.site .text-primary { color: var(--accent) !important; }
.site .bg-light { background-color: var(--surface-2) !important; }


/* --------------------------------------------------------------------------
   Zakresy responsywne — czesc wspolna
   -------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .site { --sec-pad: 76px; }

    .site .navbar > .container { flex-wrap: wrap; }

    .site .navbar .navbar-collapse {
        flex-basis: 100%;
        border-top: 1px solid var(--hair-dark);
        margin-top: 0;
    }

    .site .navbar .nav-link {
        margin-left: 0;
        padding: 13px 0 !important;
        border-bottom: 1px solid rgba(255, 255, 255, .07);
    }
    .site .navbar .nav-link::after { display: none; }
    .site .navbar .nav-link.active { color: var(--accent-on-dark); }
    .site .navbar .navbar-nav { padding: 8px 0 16px; }
}

@media (max-width: 767.98px) {
    .site { --sec-pad: 60px; }

    .site .container { padding-left: 20px; padding-right: 20px; }
    .site .row.g-5 { --bs-gutter-x: 1.5rem; }

    .site .sec-head { margin-bottom: 40px; }
    .site .sec-head h2::after { margin-top: 18px; }

    .site footer { padding-top: 56px; }
}

/* --------------------------------------------------------------------------
   13. Ograniczony ruch
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .site *,
    .site *::before,
    .site *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
}

/* --------------------------------------------------------------------------
   14. Druk
   -------------------------------------------------------------------------- */
@media print {
    .site .navbar,
    .site #hero::before,
    .site #hero::after { display: none !important; }
    .site { --sec-pad: 24px; }
    body.site { padding-top: 0; }
}