/* ============================================
   Kalinka Restaurant — Design System
   Warm, cozy, home-cooking aesthetic
   ============================================ */

:root {
    --color-primary: #8B4513;
    --color-primary-dark: #6B3410;
    --color-primary-light: #A0522D;
    --color-accent: #B22222;
    --color-accent-light: #CD5C5C;
    --color-cream: #FFF8DC;
    --color-warm-white: #FEFCF3;
    --color-warm-bg: #FAF5EB;
    --color-text: #3E2723;
    --color-text-light: #6D4C41;
    --color-text-muted: #8D6E63;
    --color-border: #D7CCC8;
    --color-card: #FFFFFF;
    --color-success: #2E7D32;
    --color-error: #C62828;

    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;

    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 2px 8px rgba(62, 39, 35, 0.08);
    --shadow-lg: 0 8px 32px rgba(62, 39, 35, 0.12);
    --transition: 0.3s ease;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; }

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-warm-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }
img { max-width: 100%; height: auto; display: block; }

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(254, 252, 243, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.nav.scrolled {
    box-shadow: var(--shadow);
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.02em;
}

.nav-logo:hover { color: var(--color-accent); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 28px;
    align-items: center;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition);
}

.nav-links a:hover { color: var(--color-accent); }

.nav-lang {
    padding: 4px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.85rem !important;
}

.nav-lang:hover {
    background: var(--color-cream);
    border-color: var(--color-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ============================================
   Hero
   ============================================ */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('/static/images/hero_terrace.jpg') center/cover no-repeat;
    color: #fff;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(62, 39, 35, 0.55) 0%,
        rgba(62, 39, 35, 0.7) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 20px;
    max-width: 700px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 8px;
    opacity: 0.95;
}

.hero-tagline {
    font-size: 1rem;
    font-weight: 500;
    opacity: 0.85;
    margin-bottom: 32px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: #9B1B1B;
    border-color: #9B1B1B;
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
}

.btn-full { width: 100%; }

.btn-small {
    padding: 8px 20px;
    font-size: 0.85rem;
}

/* Section-level outline button (dark bg) */
.location .btn-outline,
.contact .btn-outline {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.location .btn-outline:hover,
.contact .btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: 80px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 8px;
    color: var(--color-text);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: 48px;
}

/* ============================================
   About
   ============================================ */
.about { background: var(--color-warm-bg); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-text p {
    margin-bottom: 16px;
    line-height: 1.8;
    color: var(--color-text-light);
}

.hours-card {
    background: var(--color-primary);
    color: #fff;
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    margin-bottom: 32px;
}

.hours-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 8px;
    opacity: 0.9;
}

.hours-time {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.feature {
    background: var(--color-card);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.feature-icon {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.feature h4,
.feature .feature-title {
    font-size: 0.95rem;
    margin-bottom: 4px;
    color: var(--color-text);
}

.feature p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   Menu
   ============================================ */
.menu-section { background: var(--color-warm-white); }

.menu-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.menu-filter {
    padding: 8px 24px;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    background: transparent;
    color: var(--color-text-light);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.menu-filter:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.menu-filter.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.menu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.menu-category {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow);
}

.menu-category.hidden { display: none; }

.menu-category-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-accent);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-cream);
}

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-cream);
}

.menu-item:last-child { border-bottom: none; }

.menu-item-info { flex: 1; }

.menu-item-name {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.4;
}

.menu-item-original {
    display: block;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-style: italic;
    margin-top: 2px;
}

.menu-item-prices {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    white-space: nowrap;
    flex-shrink: 0;
}

.menu-price-pln {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
}

.menu-price-eur {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

/* ============================================
   Location
   ============================================ */
.location { background: var(--color-warm-bg); }

.location-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
    align-items: start;
}

.location-map iframe {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.location-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.location-detail strong {
    font-size: 1.1rem;
    display: block;
    margin-bottom: 4px;
}

.location-detail p {
    color: var(--color-text-light);
    line-height: 1.6;
}

.location-phone {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-accent);
}

.location-phone:hover { color: var(--color-accent-light); }

/* ============================================
   Contact
   ============================================ */
.contact { background: var(--color-warm-white); }

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-form {
    background: var(--color-card);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-light);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-warm-white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
}

.form-group textarea { resize: vertical; }

.contact-alt {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
}

.contact-alt p {
    color: var(--color-text-muted);
    margin-bottom: 16px;
    font-size: 1rem;
}

.contact-phone-big {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.02em;
}

.contact-phone-big:hover { color: var(--color-accent-light); }

/* Alerts */
.alert {
    padding: 16px 24px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    font-size: 0.95rem;
    text-align: center;
}

.alert-success {
    background: #E8F5E9;
    color: var(--color-success);
    border: 1px solid #C8E6C9;
}

.alert-error {
    background: #FFEBEE;
    color: var(--color-error);
    border: 1px solid #FFCDD2;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-text);
    color: var(--color-cream);
    padding: 32px 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
}

.footer-copy {
    display: block;
    font-size: 0.8rem;
    opacity: 0.6;
    margin-top: 4px;
}

.footer-beziarnia {
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.7;
}

.footer-beziarnia a {
    color: var(--color-cream);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.footer-beziarnia a:hover { opacity: 0.8; color: var(--color-cream); }

.footer-lang {
    display: flex;
    gap: 8px;
    align-items: center;
}

.footer-lang a {
    color: var(--color-cream);
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-lang a:hover { opacity: 1; color: var(--color-cream); }
.footer-lang span { opacity: 0.4; }

/* ============================================
   Cookie Banner
   ============================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-text);
    color: var(--color-cream);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-banner.visible {
    transform: translateY(0);
}

.cookie-banner p {
    font-size: 0.85rem;
    opacity: 0.9;
}

.cookie-banner .btn-small {
    background: var(--color-accent);
    color: #fff;
    border: none;
    flex-shrink: 0;
}

/* ============================================
   Mobile Responsive
   ============================================ */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-warm-white);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.open { display: flex; }

    .hero { min-height: 75vh; }

    .hero-title { font-size: 2.8rem; }
    .hero-subtitle { font-size: 1.05rem; }

    .section { padding: 60px 0; }
    .section-title { font-size: 1.8rem; }

    .about-grid { grid-template-columns: 1fr; gap: 32px; }

    .menu-grid { grid-template-columns: 1fr; }
    .menu-category { padding: 20px; }

    .location-grid { grid-template-columns: 1fr; }
    .location-map iframe { height: 300px; }

    .contact-grid { grid-template-columns: 1fr; }
    .contact-form { padding: 24px; }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .cookie-banner {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .hero-cta { flex-direction: column; align-items: center; }
    .btn { padding: 14px 28px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.2rem; }
    .menu-item { flex-direction: column; gap: 4px; }
    .menu-item-prices { flex-direction: row; gap: 12px; align-items: center; }
    .contact-phone-big { font-size: 1.5rem; }
}

/* ============================================
   Events (przyjęcia okolicznościowe)
   ============================================ */
.events-teaser { background: var(--color-primary); color: #fff; }
.events-teaser .section-title { color: #fff; }
.events-teaser-inner { text-align: center; max-width: 720px; }
.events-teaser-text {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 28px;
    opacity: 0.92;
}
.events-teaser .btn-primary { background: #fff; color: var(--color-primary); }
.events-teaser .btn-primary:hover { background: var(--color-cream); }

.hero-events { min-height: 60vh; }
.hero-title-events { font-size: 3rem; letter-spacing: 0.01em; }

.events-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.event-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    border-radius: var(--radius);
    padding: 24px;
}
.event-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: var(--color-text);
}
.event-card p { color: var(--color-text-light); line-height: 1.7; }
.events-menu-offer {
    margin-top: 32px;
    padding: 20px 24px;
    background: var(--color-cream);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius);
    color: var(--color-text);
    font-weight: 500;
    text-align: center;
}
.events-menu-offer a { color: var(--color-primary); font-weight: 700; white-space: nowrap; }
.events-cake {
    margin-top: 32px;
    text-align: center;
    color: var(--color-text-light);
}
.events-cake a { color: var(--color-primary); font-weight: 600; white-space: nowrap; }

.events-steps {
    max-width: 640px;
    margin: 0 auto;
    padding-left: 1.4em;
    display: grid;
    gap: 14px;
    font-size: 1.05rem;
    color: var(--color-text-light);
}
.events-steps li::marker { color: var(--color-primary); font-weight: 700; }

.faq-list { max-width: 760px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px 20px;
}
.faq-item summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--color-text);
}
.faq-item p { margin-top: 10px; color: var(--color-text-light); line-height: 1.7; }

.event-menus { background: var(--color-warm-bg); }
.event-offer + .event-offer { margin-top: 56px; }
.event-offer-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    text-align: center;
    color: var(--color-text);
    margin-bottom: 12px;
}
.event-offer-intro {
    max-width: 680px;
    margin: 0 auto 28px;
    text-align: center;
    color: var(--color-text-light);
    line-height: 1.7;
}
.event-packages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}
.event-package {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}
.event-package-head {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 12px;
    margin-bottom: 12px;
}
.event-package-head h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-text);
}
.event-package-price {
    margin-top: 4px;
    font-weight: 700;
    color: var(--color-primary);
}
.event-package-price .menu-price-eur { margin-left: 8px; font-weight: 500; }
.event-course {
    margin-top: 12px;
    font-style: italic;
    font-weight: 600;
    color: var(--color-text);
}
.event-package ul { list-style: none; padding: 0; margin: 4px 0 0; }
.event-package li {
    padding: 2px 0 2px 14px;
    position: relative;
    color: var(--color-text-light);
    line-height: 1.5;
}
.event-package li::before {
    content: "·";
    position: absolute;
    left: 2px;
    color: var(--color-primary);
    font-weight: 700;
}
.event-offer-notes {
    list-style: none;
    padding: 0;
    margin: 20px 0 0;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.event-extras {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 28px;
}
.event-extra {
    background: var(--color-cream);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius);
    padding: 20px 24px;
}
.event-extra h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--color-text);
    margin-bottom: 8px;
}
.event-extra ul { list-style: none; padding: 0; margin: 0; }
.event-extra li {
    padding: 4px 0 4px 14px;
    position: relative;
    color: var(--color-text-light);
    line-height: 1.6;
}
.event-extra li::before {
    content: "·";
    position: absolute;
    left: 2px;
    color: var(--color-primary);
    font-weight: 700;
}

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

@media (max-width: 768px) {
    .events-grid { grid-template-columns: 1fr; }
    .hero-title-events { font-size: 2.2rem; }
}

@media (max-width: 480px) {
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .hero-title-events { font-size: 1.8rem; }
}