@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-variable.woff2') format('woff2');
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
}

/* ==========================================================================
   1. Zmienne - Domyślne (Architectural Light Tinted - Brand #002D62)
   ========================================================================== */
:root {
    --font-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* TŁA */
    --color-primary-navy: #F8FAFC;
    --color-bg-main: #F8FAFC;
    --color-bg-surface: #FFFFFF;
    --color-bg-glass: rgba(255, 255, 255, 0.92);
    --color-bg-input: #F0F4F8;
    --color-bg-footer: #002D62;

    /* TEKSTY */
    --color-text-main: #002D62;
    --color-text-body: #1E293B;
    --color-text-muted: #475569;

    /* AKCENTY I MARKA #002D62 */
    --color-accent-core: #002D62;
    --color-accent-bright: #02568A;
    --color-accent-primary: #002D62;
    --color-accent-hover: #1D4ED8;
    --color-accent-glow: rgba(0, 45, 98, 0.14);

    --color-danger: #DC2626;
    --color-success: #047857;

    /* GRADIENTY */
    --gradient-btn-primary: linear-gradient(135deg, #002D62 0%, #1D4ED8 100%);
    --gradient-btn-hover: linear-gradient(135deg, #001A3A 0%, #1E40AF 100%);
    --gradient-text-accent: linear-gradient(135deg, #002D62 0%, #2563EB 100%);

    /* RAMKI */
    --border-color: rgba(0, 45, 98, 0.14);
    --border-color-hover: #002D62;
    
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.2s var(--ease-spring);
    --transition-normal: 0.35s var(--ease-spring);

    /* TŁO STRONY */
    --body-radial-bg: radial-gradient(600px circle at 20% 20%, rgba(0, 45, 98, 0.07) 0%, transparent 70%),
                       radial-gradient(700px circle at 80% 80%, rgba(2, 132, 199, 0.06) 0%, transparent 70%),
                       #F8FAFC;
    --body-grid-color: rgba(0, 45, 98, 0.04);
}

/* ==========================================================================
   Tryb Ciemny "Midnight Navy"
   ========================================================================== */
[data-theme="dark"] {
    --color-primary-navy: #040914;
    --color-bg-main: #040914;
    --color-bg-surface: #0A1628;
    --color-bg-glass: rgba(4, 9, 20, 0.92);
    --color-bg-input: #102036;
    --color-bg-footer: #02060E;

    --color-text-main: #F8FAFC;
    --color-text-body: #CBD5E1;
    --color-text-muted: #8899AC;

    --color-accent-core: #38BDF8;
    --color-accent-bright: #38BDF8;
    --color-accent-primary: #38BDF8;
    --color-accent-hover: #60A5FA;

    --color-brand-navy: #002D62;
    --border-color: rgba(0, 45, 98, 0.65);
    --border-color-hover: #38BDF8;
    --color-accent-glow: rgba(0, 45, 98, 0.7);

    --color-danger: #EF4444;
    --color-success: #34D399;

    --gradient-btn-primary: linear-gradient(135deg, #002D62 0%, #2563EB 100%);
    --gradient-btn-hover: linear-gradient(135deg, #001A3A 0%, #1D4ED8 100%);
    --gradient-text-accent: linear-gradient(135deg, #60A5FA 0%, #38BDF8 100%);

    --body-radial-bg: radial-gradient(800px circle at 20% 20%, rgba(0, 45, 98, 0.55) 0%, transparent 70%),
                       radial-gradient(900px circle at 80% 80%, rgba(2, 132, 199, 0.20) 0%, transparent 70%),
                       #040914;
    --body-grid-color: rgba(56, 189, 248, 0.04);
}

[data-theme="dark"] .comp-ajax,
[data-theme="dark"] .featured-accent-card {
    background: linear-gradient(180deg, rgba(0, 45, 98, 0.35) 0%, var(--color-bg-surface) 100%);
    border-color: rgba(56, 189, 248, 0.5);
}

:root:not([data-theme="dark"]) .pillar-icon,
:root:not([data-theme="dark"]) .service-icon-wrapper,
:root:not([data-theme="dark"]) .use-case-icon,
:root:not([data-theme="dark"]) .process-icon-wrapper {
    background-color: #E6ECF5;
    color: #002D62;
    border-color: rgba(0, 45, 98, 0.2);
}

/* ==========================================================================
   2. Reset & Style Bazowe
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 90px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-main);
    color: var(--color-text-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: var(--body-radial-bg);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background-image: 
        linear-gradient(var(--body-grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--body-grid-color) 1px, transparent 1px);
    background-size: 48px 48px;
    background-position: center;
    pointer-events: none;
    z-index: 0;
}

main, .site-footer {
    position: relative;
    z-index: 1;
}

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--color-bg-main); }
::-webkit-scrollbar-thumb {
    background: var(--color-bg-surface);
    border-radius: 5px;
    border: 2px solid var(--color-bg-main);
}

::selection {
    background-color: var(--color-accent-primary);
    color: #ffffff;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.text-center { text-align: center; }

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s var(--ease-spring), transform 0.6s var(--ease-spring);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}


/* ==========================================================================
   3. Sekcje & Formularze
   ========================================================================== */
.about, .services, .use-cases, .why-ajax, .process, .faq, .contact {
    background: transparent;
    padding: 56px 0;
}

.services,
.process {
    background: rgba(0, 45, 98, 0.025);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .services,
[data-theme="dark"] .process {
    background: rgba(56, 189, 248, 0.025);
}

input, textarea, select {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--border-radius-sm);
    border: 1.5px solid var(--border-color);
    background-color: var(--color-bg-input);
    color: var(--color-text-main);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 4px var(--color-accent-glow);
}

/* ==========================================================================
   4. Przyciski & Badges
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-weight: 700;
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-normal), 
                color var(--transition-normal), 
                transform var(--transition-normal), 
                box-shadow var(--transition-normal), 
                border-color var(--transition-normal);
    cursor: pointer;
    font-size: 1rem;
    border: 1px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    position: relative;
    overflow: hidden;
    z-index: 1;
    background: var(--gradient-btn-primary);
    color: #ffffff !important;
    border-color: var(--color-accent-primary);
    box-shadow: 0 4px 16px var(--color-accent-glow);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -75%;
    width: 50%;
    height: 200%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: rotate(25deg);
    transition: left 0.75s var(--ease-spring);
    pointer-events: none;
}

.btn-primary:hover::before { left: 125%; }

.btn-primary:hover {
    background: var(--gradient-btn-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 22px var(--color-accent-glow);
}

.btn-secondary {
    background-color: var(--color-bg-surface);
    color: var(--color-text-main);
    border: 1.5px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--color-bg-input);
    border-color: var(--color-accent-primary);
    box-shadow: 0 4px 16px var(--color-accent-glow);
    transform: translateY(-2px);
}

.btn-outline {
    border: 1.5px solid var(--color-accent-primary);
    color: var(--color-accent-primary);
    background: transparent;
    padding: 9px 18px;
}

.btn-outline:hover {
    background-color: var(--color-accent-primary);
    color: #ffffff !important;
    box-shadow: 0 4px 18px var(--color-accent-glow);
    transform: translateY(-2px);
}

.nav-shop-btn {
    padding: 9px 18px !important;
    font-size: 0.9rem !important;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: #F1F5F9;
    color: #0F172A;
    border: 1px solid var(--color-accent-primary);
    box-shadow: 0 0 12px var(--color-accent-glow);
}

.partner-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 8px 18px;
    border-radius: 50px;
    margin-bottom: 24px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-accent-primary);
    transition: box-shadow var(--transition-fast);
}

.partner-badge:hover { box-shadow: 0 0 20px var(--color-accent-glow); }
.ajax-brand { font-weight: 900; color: var(--color-text-main); }
.partner-status { color: var(--color-accent-bright); font-weight: 700; }

.section-header { margin-bottom: 40px; }
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
    color: var(--color-text-main);
}

.section-subtitle {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    max-width: 650px;
    margin: 0 auto;
}

/* ==========================================================================
   5. Nagłówek & Nawigacja
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 1000;
    padding: 20px 0;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color);
    transition: padding 0.3s var(--ease-spring), 
                background-color 0.3s var(--ease-spring), 
                box-shadow 0.3s var(--ease-spring);
}

.site-header.scrolled { 
    background: var(--color-bg-glass); 
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    padding: 12px 0;
}

.nav-container { display: flex; align-items: center; justify-content: space-between; }
.logo-wrapper { display: inline-flex; align-items: center; }

.brand-logo {
    height: 38px;
    width: auto;
    display: block;
    transition: transform var(--transition-fast), filter var(--transition-fast);
    transform: translateY(-5px);
}

.logo-wrapper:hover .brand-logo { 
    transform: translateY(-5px) scale(1.04); 
    filter: drop-shadow(0 0 10px var(--color-accent-glow));
}

/* Przełączanie Logo w zależności od motywu */
.brand-logo.logo-dark { display: none !important; }
.brand-logo.logo-light { display: block; }

[data-theme="dark"] .brand-logo.logo-dark { display: block !important; }
[data-theme="dark"] .brand-logo.logo-light { display: none !important; }

.nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    margin: 0;
    padding: 0;
}

.nav-list > li {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-link {
    color: var(--color-text-muted);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.nav-link:not(.btn) {
    position: relative;
    padding: 6px 0;
}

.nav-link:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-accent-primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s var(--ease-spring);
    border-radius: 2px;
}

.nav-link:not(.btn):hover,
.nav-link:not(.btn).active { 
    color: var(--color-accent-primary); 
}

.nav-link:not(.btn):hover::after,
.nav-link:not(.btn).active::after {
    transform: scaleX(1);
    transform-origin: center;
}

.nav-actions { display: flex; align-items: center; gap: 16px; }

/* ==========================================================================
   Przycisk Szybkiego Telefonu w Nagłówku (.header-phone-btn)
   ========================================================================== */
.header-phone-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 50px;
    background-color: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    color: var(--color-text-main);
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    transition: transform var(--transition-fast), 
                border-color var(--transition-fast), 
                box-shadow var(--transition-fast),
                background-color var(--transition-fast),
                color var(--transition-fast);
}

.header-phone-btn svg {
    width: 16px;
    height: 16px;
    color: var(--color-accent-primary);
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.header-phone-btn:hover {
    background: var(--gradient-btn-primary);
    color: #ffffff !important;
    border-color: var(--color-accent-primary);
    box-shadow: 0 4px 14px var(--color-accent-glow);
    transform: translateY(-2px);
}

.header-phone-btn:hover svg {
    color: #ffffff;
}

/* Dopasowanie do widoku mobilnego */
@media (max-width: 992px) {
    .header-phone-btn {
        width: 40px;
        height: 40px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
    }

    /* Ukrywamy sam napis numeru, zostawiając kompaktową ikonkę słuchawki */
    .header-phone-btn span {
        display: none;
    }

    .header-phone-btn svg {
        width: 18px;
        height: 18px;
    }
}

.hamburger {
    display: none; background: none; border: none; cursor: pointer;
    flex-direction: column; gap: 6px; padding: 4px;
}

.hamburger span {
    width: 24px; height: 2px;
    background-color: var(--color-text-main);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Przełącznik Motywu */
.theme-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    color: var(--color-text-main);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    transition: transform var(--transition-fast), 
                border-color var(--transition-fast), 
                box-shadow var(--transition-fast), 
                background-color var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--color-accent-bright);
    box-shadow: 0 0 16px var(--color-accent-glow);
    transform: scale(1.06);
}

.theme-toggle-btn:active { transform: scale(0.95); }

.theme-toggle-btn svg {
    transition: transform 0.45s var(--ease-spring), opacity 0.3s ease, color 0.3s ease;
}

[data-theme="dark"] .moon-icon {
    opacity: 0;
    transform: rotate(-90deg) scale(0.4);
    position: absolute;
}

[data-theme="dark"] .sun-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
    color: #F59E0B;
}

:root:not([data-theme="dark"]) .sun-icon {
    opacity: 0;
    transform: rotate(90deg) scale(0.4);
    position: absolute;
}

:root:not([data-theme="dark"]) .moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
    color: var(--color-accent-primary);
}

/* ==========================================================================
   6. Sekcja Hero
   ========================================================================== */
.hero { padding-top: 140px; padding-bottom: 70px; position: relative; }
.hero-container { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 60px; align-items: center; }

.hero-title {
    font-size: 3.4rem; line-height: 1.15; font-weight: 800;
    margin-bottom: 24px; letter-spacing: -1px;
    color: var(--color-text-main);
}

.hero-title span { 
    background: var(--gradient-text-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.15rem; color: var(--color-text-muted);
    margin-bottom: 36px; max-width: 560px;
}

.hero-cta { display: flex; gap: 16px; }

.hero-trust-row {
    display: flex;
    gap: 20px;
    margin-top: 24px;
    font-size: 0.88rem;
    color: var(--color-text-muted);
    font-weight: 600;
}
.hero-trust-row span { color: var(--color-accent-bright); font-weight: 700; }

/* ==========================================================================
   7. Sekcja O Nas (#o-nas)
   ========================================================================== */
.about-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 48px; 
    align-items: center; 
}

.about-text-lead {
    font-size: 1.25rem; color: var(--color-text-main);
    line-height: 1.6; margin-bottom: 20px; font-weight: 600;
}

.about-text-body { color: var(--color-text-muted); font-size: 1rem; line-height: 1.7; margin-bottom: 32px; }

.about-check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 20px;
}

.about-check-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--color-text-body);
}

.about-check-list .check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--color-accent-glow);
    color: var(--color-accent-primary);
    font-weight: 800;
    font-size: 0.8rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.about-trust-stack { 
    display: flex; 
    flex-direction: column; 
    gap: 16px; 
}

.pillar-card {
    display: flex; align-items: flex-start; gap: 16px;
    border-radius: var(--border-radius-sm); padding: 18px 20px;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.pillar-card:hover {
    border-color: rgba(0, 45, 98, 0.28);
    box-shadow: 0 6px 18px rgba(0, 45, 98, 0.07);
}

.pillar-icon {
    width: 42px; height: 42px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    background: var(--color-bg-input); color: var(--color-accent-primary); 
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), background var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

.pillar-card:hover .pillar-icon {
    transform: none;
    background: var(--color-bg-input);
    color: var(--color-accent-primary);
    box-shadow: none;
}

.pillar-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; color: var(--color-text-main); }
.pillar-card p { font-size: 0.88rem; color: var(--color-text-muted); }

.experience-card {
    border-radius: var(--border-radius-lg); padding: 44px 36px;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.experience-card:hover {
    border-color: rgba(0, 45, 98, 0.28);
    box-shadow: 0 8px 24px rgba(0, 45, 98, 0.08);
}

.exp-number { 
    font-size: 4rem; 
    font-weight: 900; 
    line-height: 1; 
    background: var(--gradient-text-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    font-variant-numeric: tabular-nums;
}

.exp-unit { font-size: 1.2rem; font-weight: 800; color: var(--color-text-main); letter-spacing: 2px; }
.exp-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 14px; color: var(--color-text-main); }
.exp-desc { color: var(--color-text-muted); font-size: 0.95rem; }

.featured-accent-card {
    border-left: 4px solid var(--color-accent-primary);
    background: var(--color-bg-surface);
}

.partner-tag {
    font-size: 0.72rem;
    font-weight: 800;
    padding: 3px 10px;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-bg-input);
    color: var(--color-accent-bright);
    border: 1px solid var(--border-color);
}

/* ==========================================================================
   8. Usługi & Zastosowania
   ========================================================================== */

/* --- 8.1 Usługi (Services) --- */
.services-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    max-width: 1080px;
    margin: 0 auto;
}

.service-card {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 16px 18px;
    padding: 24px;
    border-radius: var(--border-radius-md);
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: 0 14px 28px -10px var(--color-accent-glow);
}

.service-card .service-number {
    grid-column: 1 / -1;
    font-size: 1rem;
    font-weight: 900;
    color: var(--color-accent-bright);
    opacity: 0.75;
}

.service-card .service-icon-wrapper {
    width: 46px;
    height: 46px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-input);
    color: var(--color-accent-primary);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), background var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover .service-icon-wrapper {
    background: var(--gradient-btn-primary);
    color: #ffffff;
    box-shadow: 0 0 18px var(--color-accent-glow);
}

.service-card .service-info { min-width: 0; }
.service-card .service-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 6px;
}
.service-card .service-desc {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

.section-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-top: 28px;
    text-align: left;
}

.section-cta > span {
    max-width: 430px;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.section-cta-compact { margin-top: 24px; }

/* --- 8.2 Zastosowania (Use Cases) --- */
.use-cases-grid.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.use-case-card {
    border-radius: var(--border-radius-md);
    padding: 24px 22px;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.use-case-card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: 0 16px 32px -8px var(--color-accent-glow);
}

.use-case-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    background: var(--color-bg-input);
    color: var(--color-accent-primary);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), background var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

.use-case-card:hover .use-case-icon {
    background: var(--gradient-btn-primary);
    color: #ffffff;
    box-shadow: 0 0 18px var(--color-accent-glow);
}

.use-case-card h3 {
    font-size: 1.18rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 8px;
}

.use-case-card p {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 0;
}

@media (max-width: 992px) {
    .use-cases-grid.bento-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
    .use-cases-grid.bento-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   9. Sekcja Dlaczego AJAX / Porównanie
   ========================================================================== */
.why-grid { 
    display: grid; 
    grid-template-columns: 1.1fr 0.9fr; 
    gap: 48px; 
    align-items: center; 
}

.why-lead { 
    font-size: 1.1rem; 
    color: var(--color-text-muted); 
    margin-bottom: 28px; 
    line-height: 1.6; 
}

/* Stos kart po lewej stronie */
.why-benefits { 
    display: flex; 
    flex-direction: column; 
    gap: 16px; 
}

.benefit-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 20px;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.benefit-card:hover {
    border-color: rgba(0, 45, 98, 0.28);
    box-shadow: 0 6px 18px rgba(0, 45, 98, 0.07);
}

.benefit-icon-wrapper {
    width: 42px;
    height: 42px;
    border-radius: var(--border-radius-sm);
    background: var(--color-bg-input);
    border: 1px solid var(--border-color);
    color: var(--color-accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition-normal), background var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

.benefit-card:hover .benefit-icon-wrapper {
    transform: none;
    background: var(--color-bg-input);
    color: var(--color-accent-primary);
    box-shadow: none;
}

.benefit-card h3 { 
    font-size: 1.05rem; 
    font-weight: 800; 
    color: var(--color-text-main); 
    margin-bottom: 4px; 
}

.benefit-card p { 
    font-size: 0.88rem; 
    color: var(--color-text-muted); 
    line-height: 1.5; 
}

/* Prawa strona - Karta porównania */
.ajax-comparison-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 32px 28px;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.ajax-comparison-card:hover {
    border-color: rgba(0, 45, 98, 0.30);
    box-shadow: 0 8px 24px rgba(0, 45, 98, 0.08);
}


/* Spokojniejsze hover-y kart informacyjnych w trybie ciemnym */
[data-theme="dark"] .experience-card:hover,
[data-theme="dark"] .pillar-card:hover,
[data-theme="dark"] .benefit-card:hover,
[data-theme="dark"] .ajax-comparison-card:hover {
    border-color: rgba(56, 189, 248, 0.28);
    box-shadow: 0 8px 24px rgba(56, 189, 248, 0.06);
}

.comp-header { margin-bottom: 24px; border-bottom: 1px solid var(--border-color); padding-bottom: 16px; }
.comp-header h3 { font-size: 1.35rem; font-weight: 800; color: var(--color-text-main); margin-top: 8px; }

.comp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }

.comp-box {
    border-radius: var(--border-radius-sm);
    padding: 18px 14px;
    display: flex;
    flex-direction: column;
}

.comp-legacy { background: var(--color-bg-input); border: 1px solid rgba(220, 38, 38, 0.4); }
.comp-ajax { background: var(--color-bg-surface); border: 1px solid var(--color-accent-primary); box-shadow: 0 0 15px var(--color-accent-glow); }

.comp-box-title {
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
    display: block;
    text-align: center;
}

.comp-legacy .comp-box-title { color: var(--color-text-muted); }
.comp-ajax .comp-box-title { color: var(--color-accent-bright); }

.comp-list { display: flex; flex-direction: column; gap: 12px; }
.comp-list li { font-size: 0.82rem; line-height: 1.35; display: flex; align-items: flex-start; gap: 8px; color: var(--color-text-body); }

.badge-bad { color: var(--color-danger); font-weight: 900; flex-shrink: 0; }
.badge-good { color: var(--color-success); font-weight: 900; flex-shrink: 0; }

.comp-footer {
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding-top: 18px;
    border-top: 1px solid var(--border-color);
    background: var(--color-bg-input);
    margin: 0 -28px -32px -28px;
    padding-bottom: 20px;
}

.comp-footer-item { text-align: center; }
.comp-footer-item strong { display: block; font-size: 1.25rem; color: var(--color-accent-bright); font-weight: 900; }
.comp-footer-item span { font-size: 0.78rem; color: var(--color-text-muted); font-weight: 600; }
.comp-footer-divider { width: 1px; height: 28px; background: var(--border-color); }

/* ==========================================================================
   10. Sekcja Prosty Proces
   ========================================================================== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    max-width: 1080px;
    margin: 0 auto;
}

.process-card {
    position: relative;
    border-radius: var(--border-radius-md);
    padding: 32px 24px 28px;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    border-top: 4px solid var(--border-color);
    overflow: hidden;
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.process-card:hover {
    border-color: var(--color-accent-primary);
    border-top-color: var(--color-accent-primary);
    box-shadow: 0 16px 32px -8px var(--color-accent-glow);
}

.process-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: var(--color-bg-input);
    color: var(--color-accent-primary);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), background var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

.process-card:hover .process-icon-wrapper {
    background: var(--gradient-btn-primary);
    color: #ffffff;
    box-shadow: 0 0 18px var(--color-accent-glow);
}

.process-step-num {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2.4rem;
    font-weight: 900;
    background: var(--gradient-text-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.65;
    line-height: 1;
}

.process-title {
    font-size: 1.18rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 10px;
}

.process-desc {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.55;
}


/* ==========================================================================
   11. FAQ Accordion
   ========================================================================== */
.faq-accordion { 
    max-width: 860px; 
    margin: 0 auto; 
    display: flex; 
    flex-direction: column; 
    gap: 16px; 
}

.faq-item {
    border-radius: var(--border-radius-sm); 
    overflow: hidden;
    background: var(--color-bg-surface); 
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--border-color);
    display: grid;
    grid-template-rows: auto 0fr;
    transition: grid-template-rows 0.35s var(--ease-spring), 
                border-color 0.35s var(--ease-spring), 
                box-shadow 0.35s var(--ease-spring);
}

.faq-item:hover { 
    border-color: var(--color-accent-primary); 
}

.faq-item[open] { 
    border-color: var(--color-accent-primary);
    border-left-color: var(--color-accent-primary); /* Akcentowy pasek z lewej */
    box-shadow: 0 8px 25px var(--color-accent-glow);
    grid-template-rows: auto 1fr;
}

.faq-question {
    width: 100%; display: flex; justify-content: space-between; align-items: center;
    padding: 22px 26px; background: none; border: none;
    color: var(--color-text-main); font-size: 1.05rem; font-weight: 700;
    text-align: left; cursor: pointer; font-family: inherit;
    user-select: none;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-accent-bright);
}

/* Własny styl ramki przy nawigacji klawiaturą (Tab) */
.faq-question:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: -2px;
}

.faq-question::-webkit-details-marker, .faq-question::marker { display: none; }

.faq-icon { position: relative; width: 16px; height: 16px; flex-shrink: 0; margin-left: 16px; }
.faq-icon::before, .faq-icon::after {
    content: ''; position: absolute; background-color: var(--color-accent-primary);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.faq-icon::before { top: 7px; left: 0; width: 16px; height: 2px; }
.faq-icon::after { top: 0; left: 7px; width: 2px; height: 16px; }

.faq-item[open] .faq-icon::after { transform: rotate(90deg); opacity: 0; }

.faq-answer {
    overflow: hidden;
    padding: 0 26px;
    opacity: 0;
    transition: opacity 0.25s ease-in-out, padding 0.35s var(--ease-spring);
}

.faq-item[open] .faq-answer {
    opacity: 1;
    padding: 16px 26px 24px;
    border-top: 1px dashed var(--border-color); /* Delikatna linia oddzielająca odpowiedź */
}

.faq-answer p { color: var(--color-text-muted); font-size: 0.95rem; line-height: 1.65; }

/* ==========================================================================
   12. Sekcja Showcase AJAX
   ========================================================================== */
.ajax-showcase-card {
    background: var(--color-bg-surface);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px 28px;
    box-shadow: 0 20px 50px var(--color-accent-glow);
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition-normal);
}

.ajax-showcase-card:hover { border-color: var(--color-accent-primary); }

.ajax-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.ajax-brand-block { display: flex; flex-direction: column; }

.ajax-brand-title {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 2px;
    color: var(--color-text-main);
    line-height: 1;
}

.ajax-brand-sub {
    font-size: 0.75rem;
    color: var(--color-accent-bright);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.ajax-cert-badge {
    font-size: 0.75rem;
    font-weight: 800;
    padding: 6px 12px;
    border-radius: 50px;
    background: #E6F4EA;
    color: #047857 !important;
    border: 1px solid rgba(4, 120, 87, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ajax-cert-badge::before {
    content: '';
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: #047857;
    margin-right: 8px;
    vertical-align: middle;
    box-shadow: 0 0 0 0 rgba(4, 120, 87, 0.7);
    animation: livePulse 2s infinite cubic-bezier(0.66, 0, 0, 1);
}

[data-theme="dark"] .ajax-cert-badge {
    background: rgba(16, 185, 129, 0.16);
    color: #34D399 !important;
    border: 1px solid rgba(52, 211, 153, 0.35);
}

[data-theme="dark"] .ajax-cert-badge::before {
    background-color: #34D399;
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
}

@keyframes livePulse {
    0% { box-shadow: 0 0 0 0 rgba(4, 120, 87, 0.7); }
    70% { box-shadow: 0 0 0 8px rgba(4, 120, 87, 0); }
    100% { box-shadow: 0 0 0 0 rgba(4, 120, 87, 0); }
}

.ajax-card-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 28px;
}

.ajax-feature-item { display: flex; align-items: flex-start; gap: 16px; }

.ajax-feature-icon {
    width: 44px; height: 44px;
    border-radius: var(--border-radius-sm);
    background: var(--color-bg-input);
    border: 1px solid var(--border-color);
    color: var(--color-accent-primary);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition-normal), background var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

.ajax-showcase-card:hover .ajax-feature-icon {
    transform: scale(1.12) translateY(-2px);
    background: var(--gradient-btn-primary);
    color: #ffffff;
    box-shadow: 0 0 20px var(--color-accent-glow);
}

.ajax-feature-info strong {
    display: block;
    font-size: 0.98rem;
    color: var(--color-text-main);
    margin-bottom: 4px;
}

.ajax-feature-info p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.45;
}

.ajax-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    background: var(--color-bg-input);
    margin: 0 -28px -32px -28px;
    padding-bottom: 20px;
}

.ajax-stat-item { text-align: center; }

.ajax-stat-val {
    display: block;
    font-size: 1.4rem;
    font-weight: 900;
    background: var(--gradient-text-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ajax-stat-lbl {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.ajax-stat-divider { width: 1px; height: 32px; background: var(--border-color); }

/* ==========================================================================
   13. Sekcja Kontaktowa (Układ 2 Symetrycznych Kart)
   ========================================================================== */
.contact-two-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    max-width: 980px;
    margin: 0 auto;
    align-items: stretch;
}

.contact-card {
    position: relative;
    background: var(--color-bg-surface);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 36px 28px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    transition:
        border-color var(--transition-normal),
        box-shadow var(--transition-normal);
}

.contact-card.featured-contact-card {
    border-color: rgba(0, 45, 98, 0.28);
    box-shadow: 0 6px 20px -12px var(--color-accent-glow);
}

.contact-card.featured-contact-card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: 0 12px 30px -8px var(--color-accent-glow);
}

[data-theme="dark"] .contact-card.featured-contact-card {
    border-color: rgba(56, 189, 248, 0.25);
}

[data-theme="dark"] .contact-card:hover,
[data-theme="dark"] .contact-card.featured-contact-card:hover {
    border-color: rgba(56, 189, 248, 0.55);
    box-shadow: 0 12px 30px -8px rgba(56, 189, 248, 0.12);
}

.card-badge-top {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-btn-primary);
    color: #ffffff;
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 4px 14px;
    border-radius: 50px;
    box-shadow: 0 4px 12px var(--color-accent-glow);
    white-space: nowrap;
}

.contact-card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: 0 10px 26px -8px var(--color-accent-glow);
}

.contact-card-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    align-items: center;
}

.contact-card-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin: 10px 0 6px 0;
}

.contact-card-desc {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin-bottom: 24px;
}

/* Kontener z przyciskami */
.contact-card-actions {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: auto;
    margin-bottom: 20px;
}

.contact-action-btn {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    background: var(--color-bg-input);
    border: 1px solid var(--border-color);
    color: var(--color-text-main);
    font-size: 0.95rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast);
}

.contact-action-btn svg {
    color: var(--color-accent-primary);
    transition: color var(--transition-fast);
}

/* Przycisk telefonu - pełny akcent */
.contact-action-btn.phone-btn:hover {
    background: var(--gradient-btn-primary);
    color: #ffffff !important;
    border-color: var(--color-accent-primary);
    box-shadow: 0 4px 14px var(--color-accent-glow);
}

.contact-action-btn.phone-btn:hover svg {
    color: #ffffff;
}

/* Przycisk e-mail - podświetlenie ramki i tekstu */
.contact-action-btn.email-btn:hover {
    background: var(--color-bg-input);
    border-color: var(--color-accent-primary);
    color: var(--color-accent-bright);
    box-shadow: 0 4px 14px var(--color-accent-glow);
}

.contact-action-btn.email-btn:hover svg {
    color: var(--color-accent-bright);
}

/* Pasek z korzyściami na dole karty */
.contact-card-footer {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-top: 16px;
    border-top: 1px dashed var(--border-color);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--color-accent-bright);
}

/* Responsywność */
@media (max-width: 820px) {
    .contact-two-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
    }
}

/* ==========================================================================
   14. Stopka & Back To Top
   ========================================================================== */
.site-footer {
    background-color: var(--color-bg-footer);
    border-top: 1px solid var(--border-color);
    padding-top: 48px;
    padding-bottom: 28px;
    color: #F8FAFC;
}

.site-footer p, 
.site-footer span { color: #E2E8F0; }

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 28px;
}

.footer-desc { 
    color: #CBD5E1 !important; 
    font-size: 0.9rem; 
    margin-top: 16px; 
    max-width: 360px; 
    line-height: 1.6;
}

.footer-cert-badge {
    display: inline-block; margin-top: 16px; padding: 6px 12px;
    border-radius: var(--border-radius-sm); font-size: 0.8rem; font-weight: 600;
    background: #1E293B; border: 1px solid #334155; color: #F8FAFC;
}

.footer-heading { 
    font-size: 1rem; 
    font-weight: 700; 
    margin-bottom: 14px; 
    color: #FFFFFF !important; 
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.footer-links a { 
    color: #CBD5E1 !important; 
    font-size: 0.9rem;
    line-height: 1.4;
    transition: color var(--transition-fast); 
}

.footer-links a:hover { color: #38BDF8 !important; }

.footer-contact-group { 
    display: flex; 
    flex-direction: column; 
    gap: 20px; 
}

.footer-contact-item { 
    display: flex; 
    flex-direction: column; 
    gap: 3px; 
}

.footer-contact-label {
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #38BDF8 !important;
}

.footer-contact-item a {
    color: #CBD5E1 !important;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-contact-item a:hover { 
    color: #FFFFFF !important; 
}

.footer-bottom { 
    padding-top: 30px; 
    border-top: 1px solid rgba(255, 255, 255, 0.1); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    color: #F8FAFC; 
}

.copyright { color: #CBD5E1 !important; font-size: 0.85rem; }

.footer-legal a {
    color: #CBD5E1 !important;
    font-size: 0.85rem;
    text-decoration: underline;
    transition: color var(--transition-fast);
}

.footer-legal a:hover { color: #38BDF8 !important; }

.back-to-top {
    position: fixed; bottom: 30px; right: 30px;
    width: 46px; height: 46px; border-radius: 50%;
    background: var(--gradient-btn-primary); color: #ffffff; border: none;
    display: flex; align-items: center; justify-content: center; cursor: pointer;
    box-shadow: 0 4px 14px var(--color-accent-glow);
    opacity: 0; visibility: hidden; transform: translateY(20px);
    transition: opacity var(--transition-normal), visibility var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal); 
    z-index: 900;
}

.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 8px 22px var(--color-accent-glow); }

body.no-scroll {
    overflow: hidden;
}

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 14, 0.58);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 999;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* ==========================================================================
   15. Responsywność & Menu Mobilne
   ========================================================================== */
@media (max-width: 1024px) {
    .about-grid { grid-template-columns: 1fr; gap: 36px; }
    .why-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

    .process-card:last-child {
        grid-column: 1 / -1;
        justify-self: center;
        width: min(100%, 520px);
    }
}

@media (max-width: 992px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-cta { justify-content: center; }
    
    .use-cases-grid.bento-grid { grid-template-columns: repeat(2, 1fr); }
    .use-cases-grid.bento-grid .use-case-card:nth-child(1),
    .use-cases-grid.bento-grid .use-case-card:nth-child(2) { grid-column: span 1; }
    
    .contact-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
    }
    .contact-card .contact-row-value { font-size: 1.2rem; }

    .hamburger {
        display: flex;
        position: relative;
        z-index: 1005;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: min(86vw, 360px);
        height: 100vh;
        height: 100dvh;
        background-color: var(--color-bg-surface);
        padding: 96px 28px 32px;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.22);
        z-index: 1004;
        overflow-y: auto;
        overscroll-behavior: contain;
        transform: translateX(100%);
        visibility: hidden;
        transition: transform 0.3s var(--ease-spring), visibility 0.3s ease;
    }

    .main-nav.active {
        transform: translateX(0);
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
        width: 100%;
    }

    .nav-link {
        display: block;
        width: 100%;
        padding: 7px 0;
        font-size: 1.08rem;
        color: var(--color-text-main) !important;
    }

    .services-list { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .hero { padding-top: 110px; padding-bottom: 45px; }
    .about, .services, .use-cases, .why-ajax, .process, .faq, .contact { padding: 44px 0; }
    .section-header { margin-bottom: 30px; }
    .section-title { font-size: 2rem; }
    .section-cta { flex-direction: column; text-align: center; }
    .footer-top { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: span 2; }
}

@media (max-width: 600px) {
    .use-cases-grid.bento-grid, .process-grid { grid-template-columns: 1fr; }

    .process-card:last-child {
        grid-column: auto;
        justify-self: stretch;
        width: 100%;
    }

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

@media (max-width: 576px) {
    .hero-title { font-size: 2.1rem; }
    .hero-cta { flex-direction: column; }

    .footer-top { grid-template-columns: 1fr; }
    .footer-brand { grid-column: span 1; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 420px) {
    .main-nav {
        width: min(90vw, 340px);
        padding: 88px 22px 28px;
    }

    .nav-list {
        gap: 15px;
    }

    .nav-link {
        font-size: 1.02rem;
    }
}

@media (max-width: 380px) {
    .ajax-card-footer { flex-direction: column; gap: 12px; }
    .ajax-stat-divider { width: 100%; height: 1px; }
}

/* ==========================================================================
   16. Wsparcie Dostępności
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==========================================================================
   Fix: Poprawka nakładania się menu na logo (Ekrany 993px - 1200px)
   ========================================================================== */

/* 1. Zabezpieczenie logo przed ściśnięciem i nakładaniem tekstów */
.logo-wrapper {
    flex-shrink: 0;
}

/* 2. Zabezpieczenie linków przed przypadkowym zawijaniem tekstu */
.nav-link {
    white-space: nowrap;
}

/* 3. Kompaktowy układ nawigacji dla mniejszych laptopów (993px - 1200px) */
@media (max-width: 1200px) and (min-width: 993px) {
    .nav-list {
        gap: 18px; /* Zmniejszenie odstępów między linkami z 32px do 16px */
    }

    .nav-link {
        font-size: 1rem; /* Del]=ikatne zmniejszenie czcionki linków */
    }

    /* Ukrycie tekstu numeru telefonu i zmiana w samą ikonkę słuchawki */
    .header-phone-btn {
        width: 40px;
        height: 40px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
    }

    .header-phone-btn span {
        display: none;
    }

    .header-phone-btn svg {
        width: 18px;
        height: 18px;
    }
}

/* ==========================================================================
   Fix: Stylizacja przycisku Kontakt w menu mobilnym
   ========================================================================== */
@media (max-width: 992px) {
    /* Wyróżniony przycisk Kontakt na dole menu mobilnego */
    .main-nav .nav-link.btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        margin-top: 16px;
        padding: 14px 20px;
        font-size: 1.05rem;
        font-weight: 700;
        text-align: center;
        background: var(--gradient-btn-primary);
        color: #ffffff !important;
        border: none;
        border-radius: var(--border-radius-sm);
        box-shadow: 0 4px 16px var(--color-accent-glow);
    }

    .main-nav .nav-link.btn:hover,
    .main-nav .nav-link.btn:active {
        background: var(--gradient-btn-hover);
        transform: translateY(-2px);
    }
    
    /* Wyłączenie podreślenia lewego paska ::after dla przycisku */
    .main-nav .nav-link.btn::after {
        display: none;
    }
}
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-accent-bright);
    outline-offset: 3px;
    border-radius: 4px;
}