/*
Theme Name: SztabAds
Theme URI: https://sztab-ads.pl
Author: Michal Sztabkowski
Author URI: https://sztab-ads.pl
Description: Minimalistyczny motyw WordPress dla specjalisty Google Ads.
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: sztab-ads
*/

/* ============================================
   CSS Variables
   ============================================ */
:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #3b82f6;
    --color-primary-bg: #eff6ff;
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-gray-900);
}

/* ============================================
   Utility
   ============================================ */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6rem 0;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: 1rem;
    color: var(--color-gray-900);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray-500);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 3.5rem;
}

.section-cta {
    text-align: center;
    margin-top: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font-sans);
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-white {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.btn-white:hover {
    background-color: var(--color-gray-100);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.7s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 0.7s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }
.animate-delay-6 { animation-delay: 0.6s; }

/* ============================================
   Header / Navigation
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4.5rem;
}

.site-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-gray-900);
    text-decoration: none;
    letter-spacing: -0.025em;
}

.site-logo span {
    color: var(--color-primary);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-600);
    text-decoration: none;
    transition: color var(--transition);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition);
}

.main-nav a:hover {
    color: var(--color-primary);
}

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

.nav-cta {
    padding: 0.5rem 1.25rem !important;
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    border-radius: var(--radius-md);
    font-weight: 600 !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white) !important;
}

/* ============================================
   Page Header (subpages)
   ============================================ */
.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-primary-bg) 50%, var(--color-white) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -15%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.page-header__title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
    position: relative;
    z-index: 1;
}

.page-header__desc {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray-500);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.page-header--dark {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
}

.page-header--dark .page-header__title {
    color: var(--color-white);
}

.page-header--dark .page-header__desc {
    color: var(--color-gray-400);
}

.page-header--dark::before {
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-primary-bg) 50%, var(--color-white) 100%);
    overflow: hidden;
    padding-top: 4.5rem;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background-color: var(--color-primary-bg);
    color: var(--color-primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(37, 99, 235, 0.15);
    animation: fadeInUp 0.6s ease forwards;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    color: var(--color-gray-900);
    letter-spacing: -0.03em;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.1s;
    opacity: 0;
}

.hero-role {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.hero p {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: var(--color-gray-500);
    max-width: 580px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeIn 1s ease forwards;
    animation-delay: 1s;
    opacity: 0;
}

.hero-scroll-indicator span {
    display: block;
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    margin: 0 auto;
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   Services Section
   ============================================ */
.services {
    background-color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.services-grid--teaser {
    grid-template-columns: repeat(2, 1fr);
    max-width: 900px;
    margin: 0 auto;
}

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card--detailed {
    padding: 2.5rem;
}

.service-card--detailed p {
    font-size: 1rem;
    line-height: 1.7;
}

.service-icon {
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-bg);
    border-radius: var(--radius-lg);
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--color-primary);
    transform: scale(1.05);
}

.service-card:hover .service-icon svg {
    stroke: var(--color-white);
}

.service-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: stroke var(--transition);
}

.service-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-gray-900);
}

.service-card p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================
   About Section
   ============================================ */
.about {
    background-color: var(--color-gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: 1.5rem;
    text-align: left;
}

.about-text p {
    color: var(--color-gray-600);
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-teaser-cta {
    margin-top: 2rem;
}

.about-features {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.about-feature-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.15rem;
}

.about-feature-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 2.5;
}

.about-feature span {
    color: var(--color-gray-700);
    font-weight: 500;
    font-size: 1rem;
}

.about-photo {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 4 / 5;
    background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-photo-placeholder {
    text-align: center;
    color: var(--color-gray-400);
}

.about-photo-placeholder svg {
    width: 5rem;
    height: 5rem;
    stroke: var(--color-gray-300);
    fill: none;
    stroke-width: 1.5;
    margin-bottom: 1rem;
}

.about-photo-placeholder p {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

/* ============================================
   Experience Section (About page)
   ============================================ */
.experience {
    background-color: var(--color-white);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.experience-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: all var(--transition);
}

.experience-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.experience-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-bg);
    border-radius: var(--radius-lg);
    margin-bottom: 1.25rem;
}

.experience-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.experience-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-gray-900);
}

.experience-card p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================
   Skills Section (About page)
   ============================================ */
.skills {
    background-color: var(--color-gray-50);
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    max-width: 800px;
    margin: 0 auto;
}

.skill-tag {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: 50px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: all var(--transition);
}

.skill-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background-color: var(--color-primary-bg);
    transform: translateY(-2px);
}

/* ============================================
   What Sets Me Apart (About page)
   ============================================ */
.about-diff {
    background-color: var(--color-white);
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.diff-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background-color: var(--color-gray-50);
    border-radius: var(--radius-xl);
    transition: all var(--transition);
}

.diff-card:hover {
    background-color: var(--color-primary-bg);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.diff-icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-bg);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    transition: all var(--transition);
}

.diff-card:hover .diff-icon {
    background-color: var(--color-primary);
}

.diff-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: stroke var(--transition);
}

.diff-card:hover .diff-icon svg {
    stroke: var(--color-white);
}

.diff-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--color-gray-900);
}

.diff-card p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================
   Process Section (original 3-step)
   ============================================ */
.process {
    background-color: var(--color-white);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    position: relative;
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 3rem;
    left: calc(16.67% + 1rem);
    right: calc(16.67% + 1rem);
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light), var(--color-primary));
    opacity: 0.2;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-number {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1.25rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    transition: all var(--transition);
}

.process-step:hover .process-number {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.process-step h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--color-gray-900);
}

.process-step p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
    max-width: 300px;
    margin: 0 auto;
}

/* ============================================
   Timeline (Process page - detailed)
   ============================================ */
.process-page {
    background-color: var(--color-white);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 3rem;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 1.5rem;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-primary-light), var(--color-primary));
    opacity: 0.2;
}

.timeline-item {
    position: relative;
    padding-bottom: 3.5rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -3rem;
    top: 0;
    width: 3rem;
    display: flex;
    justify-content: center;
}

.timeline-number {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1rem;
    font-weight: 800;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.timeline-content {
    background-color: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: 2rem 2.5rem;
    margin-left: 1.5rem;
    transition: all var(--transition);
}

.timeline-content:hover {
    background-color: var(--color-primary-bg);
    box-shadow: var(--shadow-md);
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--color-gray-900);
}

.timeline-content p {
    color: var(--color-gray-600);
    font-size: 1rem;
    line-height: 1.7;
}

/* ============================================
   Case Studies Section
   ============================================ */
.case-studies {
    background-color: var(--color-gray-900);
    color: var(--color-white);
}

.case-studies .section-title {
    color: var(--color-white);
}

.case-studies .section-subtitle {
    color: var(--color-gray-400);
}

.cases-disclaimer {
    text-align: center;
    color: var(--color-gray-400);
    font-size: 0.875rem;
    font-style: italic;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.cases-grid--detailed {
    grid-template-columns: repeat(2, 1fr);
}

.case-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.03) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: all var(--transition);
}

.case-card:hover {
    border-color: rgba(37, 99, 235, 0.5);
    background: linear-gradient(135deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0.05) 100%);
    transform: translateY(-4px);
}

.case-card--full {
    padding: 2.5rem;
}

.case-industry {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary-light);
    margin-bottom: 1rem;
}

.case-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1.25rem;
    line-height: 1.4;
}

.case-details {
    margin-bottom: 1.5rem;
}

.case-section {
    margin-bottom: 1rem;
}

.case-section h4 {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-gray-400);
    margin-bottom: 0.375rem;
}

.case-section p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.case-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.case-metric {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.case-metric-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary-light);
    letter-spacing: -0.02em;
}

.case-metric-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
    background-color: var(--color-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-grid--three {
    grid-template-columns: repeat(3, 1fr);
    max-width: 1100px;
}

.pricing-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    transition: all var(--transition);
    position: relative;
}

.pricing-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured::before {
    content: 'Popularne';
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    padding: 0.25rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-label {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.75rem;
}

.pricing-card .pricing-desc {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.pricing-features {
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

.pricing-features li svg {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 2.5;
    margin-top: 0.1rem;
}

.pricing-card .btn {
    width: 100%;
    text-align: center;
}

/* ============================================
   FAQ Section (CSS-only accordion)
   ============================================ */
.faq {
    background-color: var(--color-gray-50);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
}

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

.faq-item[open] {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-gray-900);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
    transition: all var(--transition);
    line-height: 1.4;
}

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

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-left: 1rem;
    transition: transform var(--transition);
    line-height: 1;
}

.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}

.faq-item[open] .faq-question {
    color: var(--color-primary);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ============================================
   Contact Section (CTA banner)
   ============================================ */
.contact {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.contact-content {
    text-align: center;
    max-width: 650px;
    margin: 0 auto;
}

.contact-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--color-white);
    margin-bottom: 1rem;
}

.contact-content > p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-method-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-method-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    stroke: var(--color-white);
    fill: none;
    stroke-width: 2;
}

.contact-method-text {
    text-align: left;
}

.contact-method-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 600;
    margin-bottom: 0.125rem;
}

.contact-method-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
}

.contact-method-value a {
    color: var(--color-white);
    text-decoration: none;
}

.contact-method-value a:hover {
    text-decoration: underline;
    color: var(--color-white);
}

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

.contact-page-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info-card {
    background-color: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition);
}

.contact-info-card:hover {
    background-color: var(--color-primary-bg);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.contact-info-icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-bg);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
}

.contact-info-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.contact-info-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-gray-900);
}

.contact-info-card p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.contact-info-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    word-break: break-all;
}

a.contact-info-value:hover {
    color: var(--color-primary-dark);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 2rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    padding-right: 2rem;
}

.footer-logo {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: -0.025em;
    display: inline-block;
    margin-bottom: 0.75rem;
}

.footer-logo span {
    color: var(--color-primary-light);
}

.footer-desc {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

.footer-heading {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 1rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-contact p {
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-contact a {
    color: var(--color-gray-400);
    transition: color var(--transition);
}

.footer-contact a:hover {
    color: var(--color-white);
}

.footer-bottom {
    padding: 1.5rem 0;
}

.footer-copy {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
    text-align: center;
}

/* ============================================
   Responsive
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-grid--teaser {
        grid-template-columns: repeat(2, 1fr);
    }

    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cases-grid--detailed {
        grid-template-columns: 1fr;
    }

    .about-grid {
        gap: 3rem;
    }

    .pricing-grid--three {
        grid-template-columns: repeat(2, 1fr);
    }

    .diff-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .contact-page-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .section {
        padding: 4rem 0;
    }

    .main-nav ul {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .header-inner {
        flex-direction: column;
        height: auto;
        padding: 1rem 0;
        gap: 0.75rem;
    }

    .hero {
        min-height: auto;
        padding: 8rem 0 5rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .page-header {
        padding: 7rem 0 3rem;
    }

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

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-photo {
        order: -1;
        aspect-ratio: 16 / 9;
    }

    .about-text h2 {
        text-align: center;
    }

    .process-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .process-grid::before {
        display: none;
    }

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

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

    .pricing-grid--three {
        grid-template-columns: 1fr;
    }

    .contact-methods {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-brand {
        padding-right: 0;
    }

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

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

    .timeline {
        padding-left: 2.5rem;
    }

    .timeline::before {
        left: 1.25rem;
    }

    .timeline-marker {
        left: -2.5rem;
    }

    .timeline-number {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 0.875rem;
    }

    .timeline-content {
        margin-left: 1rem;
        padding: 1.5rem;
    }

    .case-metrics {
        flex-direction: column;
        gap: 0.5rem;
    }

    .hero-scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .service-card {
        padding: 1.5rem;
    }

    .pricing-card {
        padding: 2rem;
    }

    .faq-question {
        padding: 1rem 1.25rem;
        font-size: 0.9375rem;
    }

    .faq-answer {
        padding: 0 1.25rem 1.25rem;
    }
}