/* ═══════════════════════════════════════════════════
   AT PROJECT – Główny arkusz stylów
   Czcionki: Oswald (nagłówki) + Barlow (tekst)
══════════════════════════════════════════════════ */

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

:root {
    --color-dark:     #0d1b2a;
    --color-dark2:    #132337;
    --color-navy:     #1a2e45;
    --color-accent:   #c8a96e;       /* złoto – kolor akcentu */
    --color-accent2:  #e8c87e;
    --color-white:    #ffffff;
    --color-light:    #f4f6f9;
    --color-gray:     #8a9bb0;
    --color-text:     #2c3e50;
    --color-border:   #e0e8f0;

    --font-heading:   'Oswald', sans-serif;
    --font-body:      'Barlow', sans-serif;

    --topbar-h:       42px;
    --nav-h:          72px;

    --container:      1140px;
    --radius:         6px;
    --shadow:         0 4px 20px rgba(0,0,0,.10);
    --shadow-hover:   0 8px 32px rgba(0,0,0,.18);

    --transition:     .25s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.75;
    color: var(--color-text);
    background: var(--color-white);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Container ──────────────────────────────────── */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Buttons ────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 30px;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.btn-hero {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
}
.btn-hero:hover {
    background: var(--color-white);
    color: var(--color-dark);
}

.btn-primary {
    background: var(--color-dark);
    color: var(--color-white);
    border-color: var(--color-dark);
}
.btn-primary:hover {
    background: var(--color-navy);
    border-color: var(--color-navy);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* ── TOPBAR ─────────────────────────────────────── */
.topbar {
    background: var(--color-dark);
    height: var(--topbar-h);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}
.topbar-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.topbar-left { display: flex; align-items: center; gap: 24px; }
.topbar-link {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: rgba(255,255,255,.75);
    transition: var(--transition);
}
.topbar-link:hover { color: var(--color-white); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    color: rgba(255,255,255,.6);
    transition: var(--transition);
}
.topbar-social:hover { color: var(--color-accent); }

/* ── NAVBAR ─────────────────────────────────────── */
.navbar {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    right: 0;
    z-index: 999;
    height: var(--nav-h);
    background: rgba(13, 27, 42, 0.96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(255,255,255,.06);
    transition: box-shadow var(--transition);
}
.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,.4);
}
.nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.nav-logo-img {
    height: 76px !important;
    width: auto !important;
    max-width: 440px;
    display: block;
}
.nav-logo span { color: var(--color-accent); }
.nav-menu {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-link {
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255,255,255,.75);
    padding: 8px 14px;
    border-radius: var(--radius);
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--color-white);
    background: rgba(255,255,255,.06);
}
.nav-cta {
    background: var(--color-accent) !important;
    color: var(--color-dark) !important;
    font-weight: 600;
    padding: 8px 18px;
}
.nav-cta:hover {
    background: var(--color-accent2) !important;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--transition);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HERO ───────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('../images/tlo.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: calc(var(--topbar-h) + var(--nav-h));
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(13,27,42,0.60) 0%,
        rgba(13,27,42,0.50) 50%,
        rgba(13,27,42,0.70) 100%
    );
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(200,169,110,.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(200,169,110,.05) 0%, transparent 40%);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 24px;
}
.hero-eyebrow {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 20px;
}
.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(36px, 6vw, 72px);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}
.hero-subtitle {
    font-size: clamp(15px, 2vw, 18px);
    color: rgba(255,255,255,.7);
    max-width: 560px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,.4);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: bounce 2s ease infinite;
}
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(6px); }
}

/* ── SECTIONS – wspólne ─────────────────────────── */
.section {
    padding: 90px 0;
}
.section-dark {
    background: var(--color-dark);
    color: var(--color-white);
}
.section-about  { background: var(--color-light); }
.section-team   { background: var(--color-white); }
.section-principles { background: var(--color-dark2); }
.section-contact { background: var(--color-light); }

.section-header { margin-bottom: 56px; }
.section-header-center { text-align: center; }

.section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 10px;
}
.section-label-light { color: var(--color-accent); }

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(24px, 3.5vw, 40px);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-dark);
    letter-spacing: .5px;
}
.section-title-light { color: var(--color-white); }

.section-subtitle {
    margin-top: 14px;
    font-size: 16px;
    color: var(--color-gray);
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}
.section-subtitle-light { color: rgba(255,255,255,.6); }

.section-body { margin-top: 20px; }
.section-body p { margin-bottom: 14px; color: #4a5568; line-height: 1.8; }

/* ── O NAS ──────────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.about-text .section-title { color: var(--color-dark); }

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.feature-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.feature-icon { font-size: 22px; flex-shrink: 0; }
.feature-item strong { display: block; font-size: 13px; font-weight: 600; color: var(--color-dark); margin-bottom: 2px; }
.feature-item p { font-size: 12px; color: var(--color-gray); margin: 0; }

/* ── DLACZEGO ───────────────────────────────────── */
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.why-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: var(--transition);
}
.why-card:hover {
    background: rgba(200,169,110,.08);
    border-color: rgba(200,169,110,.3);
    transform: translateY(-4px);
}
.why-icon {
    font-size: 32px;
    margin-bottom: 16px;
}
.why-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 12px;
    letter-spacing: .3px;
}
.why-text {
    font-size: 13.5px;
    color: rgba(255,255,255,.6);
    line-height: 1.7;
}

/* ── ZESPÓŁ ─────────────────────────────────────── */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.team-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.team-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.team-photo {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--color-light);
}
.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.team-card:hover .team-photo img { transform: scale(1.04); }
.team-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 60px;
    font-weight: 700;
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-navy), var(--color-dark));
}
.team-info { padding: 20px; }
.team-name {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 4px;
}
.team-position {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}
.team-bio {
    font-size: 13px;
    color: #5a6a7a;
    line-height: 1.65;
    margin-bottom: 14px;
}
.team-links { display: flex; gap: 8px; }
.team-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-light);
    border-radius: 50%;
    color: var(--color-gray);
    transition: var(--transition);
}
.team-link:hover { background: var(--color-dark); color: var(--color-white); }

/* ── ZASADY ─────────────────────────────────────── */
.principles-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}
.principle-item {
    display: flex;
    gap: 20px;
    padding: 28px 32px;
    border: 1px solid rgba(255,255,255,.06);
    transition: var(--transition);
}
.principle-item:hover {
    background: rgba(200,169,110,.06);
}
.principle-number {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: rgba(200,169,110,.25);
    line-height: 1;
    flex-shrink: 0;
    width: 56px;
}
.principle-title {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 8px;
    letter-spacing: .3px;
}
.principle-text {
    font-size: 13.5px;
    color: rgba(255,255,255,.55);
    line-height: 1.7;
}

/* ── KONTAKT ────────────────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 56px;
    align-items: start;
}
.contact-form-wrap {}

.form-alert {
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}
.form-alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.form-alert-error   { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .8px;
    text-transform: uppercase;
    color: var(--color-text);
}
.required { color: #e53e3e; }

.form-group input,
.form-group textarea,
.form-group select {
    padding: 11px 14px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius);
    transition: border-color var(--transition);
    outline: none;
    width: 100%;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-dark);
}
.form-group textarea { resize: vertical; }

.form-checkbox { flex-direction: row !important; align-items: flex-start; gap: 10px; }
.checkbox-label {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 13px;
    color: #5a6a7a;
    cursor: pointer;
    text-transform: none !important;
    letter-spacing: 0 !important;
    font-weight: 400 !important;
}
.checkbox-label input { width: auto; margin-top: 3px; flex-shrink: 0; }
.link { color: var(--color-dark); text-decoration: underline; }

/* Dane kontaktowe */
.contact-info { padding-top: 10px; }
.contact-info-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 24px;
}
.contact-details { display: flex; flex-direction: column; gap: 18px; margin-bottom: 28px; }
.contact-detail {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.detail-icon { font-size: 20px; flex-shrink: 0; }
.contact-detail strong {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-dark);
    margin-bottom: 2px;
}
.contact-detail a,
.contact-detail span {
    display: block;
    font-size: 14px;
    color: #5a6a7a;
    line-height: 1.5;
}
.contact-detail a:hover { color: var(--color-dark); }
.contact-social { display: flex; gap: 10px; flex-wrap: wrap; }
.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    background: var(--color-dark);
    color: var(--color-white);
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius);
    transition: var(--transition);
}
.social-btn:hover { background: var(--color-navy); transform: translateY(-1px); }

/* ── FOOTER ─────────────────────────────────────── */
.footer {
    background: var(--color-dark);
    color: rgba(255,255,255,.7);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-logo {
    margin-bottom: 12px;
}
.footer-logo-img {
    height: 70px;
    width: auto;
    display: block;
}
.footer-tagline {
    font-size: 13px;
    color: var(--color-accent);
    margin-bottom: 10px;
    font-family: var(--font-heading);
    letter-spacing: 1px;
}
.footer-desc { font-size: 13px; color: rgba(255,255,255,.5); line-height: 1.7; }
.footer-heading {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: 20px;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 8px; }
.footer-nav a, .footer-contact p, .footer-contact a {
    font-size: 13px;
    color: rgba(255,255,255,.55);
    transition: var(--transition);
    line-height: 1.6;
}
.footer-nav a:hover, .footer-contact a:hover { color: var(--color-white); }
.footer-contact p { margin-bottom: 6px; }
.footer-bottom {
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: rgba(255,255,255,.35);
}

/* ═══════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .why-grid     { grid-template-columns: repeat(2, 1fr); }
    .team-grid    { grid-template-columns: repeat(2, 1fr); }
    .about-grid   { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    :root { --nav-h: 60px; }
    .section { padding: 64px 0; }

    /* Logo – ogranicz rozmiar na mobile */
    .nav-logo-img {
        height: 40px !important;
        max-width: 180px !important;
        object-fit: contain;
    }

    /* Nav mobile – display:none zamiast transform (bezpieczniejsze na iOS) */
    .nav-toggle { display: flex; }
    .nav-menu {
        display: none;
        position: fixed;
        top: calc(var(--topbar-h) + var(--nav-h));
        left: 0;
        right: 0;
        background: var(--color-dark);
        flex-direction: column;
        padding: 20px 24px;
        gap: 4px;
        border-bottom: 1px solid rgba(255,255,255,.08);
        box-shadow: 0 8px 24px rgba(0,0,0,.4);
        z-index: 998;
    }
    .nav-menu.open { display: flex; }
    .nav-link { width: 100%; padding: 12px 16px; }

    /* Topbar – ukryj email na bardzo małych ekranach */
    .topbar-left .topbar-link:last-child { display: none; }

    /* About */
    .about-features { grid-template-columns: 1fr; }

    /* Why */
    .why-grid { grid-template-columns: 1fr; }

    /* Team */
    .team-grid { grid-template-columns: 1fr; }

    /* Principles */
    .principles-grid { grid-template-columns: 1fr; }

    /* Contact */
    .contact-grid { grid-template-columns: 1fr; gap: 36px; }
    .form-row { grid-template-columns: 1fr; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 32px; }
    .container { padding: 0 16px; }

    /* Topbar – ukryj na bardzo małych ekranach, navbar przesuń na górę */
    .topbar { display: none; }
    .navbar { top: 0; }
    .hero   { padding-top: var(--nav-h); }

    /* Logo jeszcze trochę mniejsze na phone */
    .nav-logo-img {
        height: 34px !important;
        max-width: 150px !important;
    }
}

/* ── Fade-in animacje ───────────────────────────── */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .5s ease, transform .5s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}