:root {
    --bg-color: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: #141414;
    --text-main: #fcfcfc;
    --text-muted: #a1a1aa;

    /* Logo / Brand Colors */
    --accent-yellow: #facc15;
    /* Złoty / Żółty z logo */
    --accent-yellow-glow: rgba(250, 204, 21, 0.2);
    --accent-red: #D32F2F;
    /* Czerwony tekst z logo */

    --glass-bg: rgba(10, 10, 10, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);

    --transition-standard: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-standard);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.bg-darker {
    background-color: var(--bg-darker);
}

/* --- Typography / Colors --- */
.logo-red {
    color: var(--accent-red);
}

/* --- Header & Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding-top: max(1.5rem, env(safe-area-inset-top));
    padding-bottom: 1.5rem;
    transition: var(--transition-standard);
}

.navbar.scrolled {
    background-color: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    padding-top: max(1rem, env(safe-area-inset-top));
    padding-bottom: 1rem;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.logo-mark {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: rotateSlow 20s linear infinite;
}

@keyframes rotateSlow {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--accent-yellow);
    transition: var(--transition-standard);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--accent-yellow);
}

.btn-contact {
    border: 1px solid var(--accent-red);
    padding: 0.6rem 1.5rem;
    border-radius: 4px;
    color: var(--accent-red);
    transition: var(--transition-standard);
}

.btn-contact::after {
    display: none;
    /* remove underline for button */
}

.btn-contact:hover {
    background-color: var(--accent-red);
    color: white;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

/* --- Language Switcher --- */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 0.3rem 0.75rem;
    backdrop-filter: blur(10px);
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.5rem;
    border-radius: 50px;
    transition: var(--transition-standard);
}

.lang-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.08);
}

.lang-btn.active {
    color: var(--accent-yellow);
    background: rgba(250, 204, 21, 0.12);
}

.lang-flag {
    width: 20px;
    height: 15px;
    object-fit: cover;
    border-radius: 2px;
    display: block;
    flex-shrink: 0;
}

.lang-divider {
    color: var(--glass-border);
    font-size: 1rem;
    user-select: none;
}

@media (max-width: 768px) {
    .lang-code {
        display: none;
    }

    .lang-switcher {
        padding: 0.3rem 0.5rem;
    }

    .logo-text {
        font-size: 1.15rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .hero {
        display: block !important;
        height: auto !important;
        padding-top: 10rem !important;
    }
}

@media (max-width: 540px) {
    .mobile-hidden-text {
        display: none !important;
    }
}

@media (max-width: 375px) {
    .hero {
        padding-top: 12rem !important;
    }
}

@media (max-width: 375px) {
    .hero {
        padding-top: 12rem !important;
    }
}

/* --- Hero Section --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    padding-top: 5rem;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(10, 10, 10, 0.95) 0%, rgba(10, 10, 10, 0.8) 40%, rgba(10, 10, 10, 0.3) 100%);
    z-index: -1;
    transform: scale(1.1);
}

.hero-content {
    max-width: 800px;
    padding: 0 4rem;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: rgba(250, 204, 21, 0.1);
    border: 1px solid var(--accent-yellow);
    color: var(--accent-yellow);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-title span {
    color: var(--accent-yellow);
    text-shadow: 0 0 20px var(--accent-yellow-glow);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background-color: var(--accent-yellow);
    color: var(--bg-color);
    border: 2px solid var(--accent-yellow);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-yellow);
    box-shadow: 0 0 20px var(--accent-yellow-glow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 2px solid var(--glass-border);
}

.btn-secondary:hover {
    border-color: var(--text-main);
}

/* --- Section Headers --- */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section-header h2 span {
    color: var(--accent-yellow);
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Cards (Oferta) --- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.card {
    background: linear-gradient(145deg, var(--bg-card) 0%, #0d0d0d 100%);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition-standard);
    height: 100%;
}

.card:hover {
    transform: translateY(-10px);
    border-color: rgba(250, 204, 21, 0.3);
    box-shadow: 0 15px 30px var(--accent-yellow-glow);
}

.card-img {
    height: 180px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.card-img::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(20, 20, 20, 1), transparent);
}

.card-content {
    padding: 2rem;
    position: relative;
    z-index: 2;
    margin-top: -30px;
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-yellow);
    color: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Gallery (Realizacje) --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    height: 350px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.2) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: var(--transition-standard);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h4 {
    color: var(--accent-yellow);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.gallery-overlay p {
    color: #fff;
    transform: translateY(20px);
    transition: transform 0.4s ease 0.1s;
}

.gallery-item:hover .gallery-overlay h4,
.gallery-item:hover .gallery-overlay p {
    transform: translateY(0);
}

/* --- Footer --- */
.footer {
    background-color: #030303;
    border-top: 1px solid var(--glass-border);
    padding-bottom: 2rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    animation: none;
    margin-bottom: 1rem;
    justify-content: flex-start;
}

.footer-desc {
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 400px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: var(--text-main);
}

.social-links a:hover {
    background-color: var(--accent-yellow);
    color: var(--bg-card);
    transform: translateY(-3px);
}

.footer-contact h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    color: var(--text-muted);
}

.contact-list i {
    color: var(--accent-yellow);
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

.contact-list a:hover {
    color: var(--accent-yellow);
}

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.9rem;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
}

/* --- Animations --- */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.appear {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3.5rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-overlay {
        opacity: 1;
        background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.1) 100%);
    }

    .gallery-overlay h4,
    .gallery-overlay p {
        transform: translateY(0);
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background-color: var(--bg-darker);
        padding: 6rem 2rem;
        transition: right 0.4s ease;
        border-left: 1px solid var(--glass-border);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }

    .hamburger {
        display: block;
        z-index: 1001;
        /* Above mobile menu */
    }

    .hero-content {
        padding: 0 2rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    /* .hero padding handled by media queries above */

    .section-header h2 {
        font-size: 2.5rem;
    }
}

/* ============================================================
   Contact Drawer
   ============================================================ */

.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

.contact-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 440px;
    max-width: 100vw;
    height: 100vh;
    background: #0f0f0f;
    border-left: 1px solid var(--glass-border);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    padding: 2.5rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
}

.contact-drawer.active {
    transform: translateX(0);
}

/* Header */
.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.drawer-header h2 {
    font-size: 1.75rem;
    color: var(--text-main);
}

.drawer-header h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--accent-yellow);
    border-radius: 2px;
    margin-top: 0.4rem;
}

.drawer-close {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition-standard);
    flex-shrink: 0;
}

.drawer-close:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-main);
}

/* Form layout */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex: 1;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Montserrat', sans-serif;
}

.optional {
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    font-size: 0.8rem;
    color: rgba(161, 161, 170, 0.6);
}

.form-group input,
.form-group textarea {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    padding: 0.85rem 1rem;
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    outline: none;
    width: 100%;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(161, 161, 170, 0.4);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-yellow);
    box-shadow: 0 0 0 3px rgba(250, 204, 21, 0.1);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
}

.btn-submit {
    width: 100%;
    justify-content: center;
    margin-top: 0.5rem;
}

/* Success message */
.form-success {
    display: none;
    text-align: center;
    color: #4ade80;
    font-weight: 600;
    font-size: 1rem;
    padding: 1rem;
    background: rgba(74, 222, 128, 0.08);
    border: 1px solid rgba(74, 222, 128, 0.25);
    border-radius: 8px;
}

.form-success.visible {
    display: block;
}

@media (max-width: 480px) {
    .contact-drawer {
        width: 100vw;
        padding: 1.75rem 1.25rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}