/* ======================= RESET I PODSTAWOWE ======================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #f7f9fc;
    color: #2c3e50;
    line-height: 1.6;
    scroll-behavior: smooth;
}

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

/* ======================= NAVBAR ======================= */
header {
    position: relative;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background-color: #2c3e50;
    color: #ecf0f1;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .logo {
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 25px;
}

.nav-links li a {
    color: #ecf0f1;
    transition: color 0.3s ease, transform 0.3s ease;
}

.nav-links li a:hover {
    color: #e74c3c;
    transform: translateY(-2px);
}

.btn-login {
    padding: 10px 20px;
    background: #e74c3c;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-login:hover {
    background: #c0392b;
    transform: scale(1.05);
}

/* Hamburger menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    display: block;
    width: 28px;
    height: 3px;
    background: #ecf0f1;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 40px;
    background-color: #2c3e50;
    padding: 20px;
    border-radius: 8px;
    gap: 15px;
}

/* ======================= HERO ======================= */
.hero, .login-hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: #fff;
    overflow: hidden;
}

.hero::after, .login-hero::before {
    content: '';
    position: absolute;
    top:0; left:0; width:100%; height:100%;
    background: rgba(0,0,0,0.35);
    z-index:0;
}

.hero h1, .hero p, .login-card {
    position: relative;
    z-index: 1;
}

.hero {
    padding: 160px 20px 120px;
    background: linear-gradient(rgba(0,0,0,0.35), rgba(0,0,0,0.35)), url('/uploads/ministranci1.jpg') no-repeat center center/cover;
    background-attachment: fixed;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 12px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    text-shadow: 1px 1px 6px rgba(0,0,0,0.5);
}

.btn-primary {
    padding: 14px 32px;
    background-color: #e74c3c;
    color: #fff;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 6px 15px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    background-color: #c0392b;
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* ======================= SEKCE ======================= */
.section {
    padding: 100px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: #34495e;
    position: relative;
}

.section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background-color: #e74c3c;
    margin: 10px auto 0;
    border-radius: 2px;
}

/* ======================= KARTY ======================= */
.cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
}

.card {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0px 6px 20px rgba(0,0,0,0.1);
    flex: 1 1 300px;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
}

.card.appear {
    opacity: 1;
    transform: translateY(0);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0px 12px 30px rgba(0,0,0,0.15);
}

.card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.card p {
    font-size: 1.05rem;
    margin-bottom: 12px;
}

.card small {
    color: #7f8c8d;
    font-style: italic;
}

.read-more {
    color: #e74c3c;
    font-weight: bold;
    cursor: pointer;
    margin-top: 5px;
    display: inline-block;
}

/* ======================= FADE-IN ======================= */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ======================= LOGIN ======================= */
.login-hero {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: url('/images/hero-default.jpg') no-repeat center center/cover;
    position: relative;
}

.login-hero::before {
    background: rgba(44, 62, 80, 0.7);
}

.login-card {
    position: relative;
    background: rgba(255,255,255,0.95);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0px 8px 25px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 400px;
    text-align: center;
    z-index: 1;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.login-card.appear {
    opacity: 1;
    transform: translateY(0);
}

.login-card h1 {
    margin-bottom: 25px;
    color: #2c3e50;
}

.login-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.login-card input:focus {
    border-color: #e74c3c;
    box-shadow: 0 0 8px rgba(231,76,60,0.5);
    outline: none;
}

.login-card button.btn-primary {
    width: 100%;
    padding: 12px;
    background-color: #e74c3c;
    color: #fff;
    font-size: 1rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.login-card button.btn-primary:hover {
    background-color: #c0392b;
    transform: scale(1.03);
}

.login-footer {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin-top: 15px;
}

.btn-secondary {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    background-color: #34495e;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.3s ease, transform 0.2s ease;
}

.btn-secondary:hover {
    background-color: #2c3e50;
    transform: scale(1.03);
}

/* ======================= FOOTER ======================= */
footer {
    text-align: center;
    padding: 40px 20px;
    background-color: #2c3e50;
    color: #ecf0f1;
}

/* ======================= RESPONSYWNOŚĆ ======================= */
@media(max-width: 992px) {
    .cards { gap: 20px; }
    .hero h1 { font-size: 2.5rem; }
    .hero p { font-size: 1.2rem; }
}

@media(max-width: 768px) {
    .hamburger { display: flex; }
    .nav-links { display: none; }
    .cards { flex-direction: column; align-items: center; }
    .hero h1 { font-size: 2.2rem; }
    .hero p { font-size: 1.1rem; }
    .login-card { max-width: 90%; padding: 30px 20px; }
}

@media(max-width: 480px) {
    .hero h1 { font-size: 1.8rem; }
    .hero p { font-size: 1rem; }
    .login-card input, .login-card button { font-size: 0.95rem; padding: 10px; }
}