/* ===========================
   FutureHire - Main Styles
   =========================== */

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

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-2);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
}

/* CSS Variables */
:root {
    /* Electric Future palette */
    --primary-1: #0EA5E9;
    --primary-2: #6366F1;
    --primary-3: #8B5CF6;
    --accent-1: #EC4899;
    --accent-2: #F97316;
    
    /* Neutrals */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-1) 0%, var(--primary-2) 50%, var(--primary-3) 100%);
    --gradient-accent: linear-gradient(135deg, var(--primary-3) 0%, var(--accent-1) 100%);
    --gradient-warm: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Body */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--white);
    color: var(--gray-900);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* ===========================
   Navigation
   =========================== */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-menu a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover {
    color: var(--primary-2);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

/* ===========================
   Mobile Menu
   =========================== */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 32px;
    height: 32px;
    position: relative;
    z-index: 1002;
}

.hamburger-line {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--gray-700);
    margin: 5px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 999;
}

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

/* ===========================
   Buttons
   =========================== */
.btn {
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-family: inherit;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

.btn-secondary:hover {
    background: var(--primary-2);
    color: white;
    transform: translateY(-2px);
}

/* ===========================
   Hero Section - UPDATED
   =========================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    animation: rotate 40s linear infinite reverse;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 700px;
    margin: 0 auto 3rem;
    animation: fadeInUp 0.6s ease 0.4s both;
}

/* New Hero Choice Buttons */
.hero-choice {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 700px;
    margin: 0 auto;
    animation: fadeInUp 0.6s ease 0.6s both;
}

.btn-hero-choice {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-hero-choice::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.btn-hero-choice:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.btn-hr {
    border-color: rgba(14, 165, 233, 0.1);
}

.btn-hr:hover {
    border-color: var(--primary-1);
}

.btn-hr::before {
    background: linear-gradient(90deg, var(--primary-1) 0%, var(--primary-2) 100%);
}

.btn-agency {
    border-color: rgba(139, 92, 246, 0.1);
}

.btn-agency:hover {
    border-color: var(--primary-3);
}

.btn-agency::before {
    background: linear-gradient(90deg, var(--primary-2) 0%, var(--primary-3) 100%);
}

.btn-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.btn-main {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.btn-sub {
    font-size: 1rem;
    color: var(--gray-600);
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.6s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================
   NEW: HR Human Section
   =========================== */
.hr-human-section {
    padding: 5rem 2rem;
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.human-content {
    max-width: 900px;
    margin: 0 auto;
}

.human-intro {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: 2rem;
    text-align: center;
}

.human-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

.human-highlight {
    background: var(--gray-50);
    border-left: 4px solid var(--primary-2);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
    font-size: 1.2rem;
}

.human-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.human-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.3s ease;
}

.human-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-from {
    color: var(--gray-500);
    text-decoration: line-through;
    margin-bottom: 1rem;
}

.card-arrow {
    font-size: 2rem;
    color: var(--primary-2);
    margin-bottom: 1rem;
}

.card-to {
    color: var(--gray-900);
    font-weight: 700;
    font-size: 1.125rem;
}

/* ===========================
   Branch Sections (HR & Agency)
   =========================== */
.branch-section {
    padding-top: 5rem;
    position: relative;
}

.branch-header {
    text-align: center;
    padding: 3rem 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.branch-header h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.branch-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* HR Section Styling */
.hr-section {
    background: linear-gradient(180deg, 
        rgba(14, 165, 233, 0.02) 0%,
        rgba(255, 255, 255, 0) 50%);
}

.hr-section .branch-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-1) 0%, var(--primary-2) 100%);
    border-radius: 2px;
}

/* Agency Section Styling */
.agency-section {
    background: linear-gradient(180deg, 
        rgba(139, 92, 246, 0.02) 0%,
        rgba(255, 255, 255, 0) 50%);
}

.agency-section .branch-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-2) 0%, var(--primary-3) 100%);
    border-radius: 2px;
}

/* Nested sections within branches */
.branch-section .processes {
    background: transparent;
    padding-top: 0;
}

.branch-section .case-studies {
    background: transparent;
}

.branch-section h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
}

/* ===========================
   Problems Section (What We Solve)
   =========================== */
.problems-section {
    padding: 5rem 2rem;
    background: white;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.problem-card {
    background: var(--gray-50);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
    position: relative;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-2);
    background: white;
}

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

.problem-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.solution {
    padding-top: 1.5rem;
    border-top: 2px solid var(--gray-200);
    color: var(--gray-700);
    line-height: 1.7;
}

.solution strong {
    color: var(--primary-2);
    display: block;
    margin-bottom: 0.5rem;
}

/* ===========================
   Process Section
   =========================== */
.processes {
    padding: 5rem 2rem;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.process-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.process-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.process-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.process-card:hover::before {
    transform: scaleY(1);
}

.process-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

.process-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.process-features {
    list-style: none;
}

.process-features li {
    padding: 0.5rem 0;
    color: var(--gray-700);
    display: flex;
    align-items: flex-start;
}

.process-features li::before {
    content: '→';
    color: var(--primary-2);
    font-weight: 700;
    margin-right: 0.75rem;
    flex-shrink: 0;
}

/* ===========================
   Why Section (Features)
   =========================== */
.why-section {
    padding: 5rem 2rem;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature {
    text-align: center;
    background: var(--gray-50);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-2);
    background: white;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

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

.feature-description {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===========================
   Case Studies Section
   =========================== */
.case-studies {
    padding: 5rem 2rem;
    background: var(--gray-50);
}

.studies-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.case-study {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.case-study-header {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.case-study-header:hover {
    background: var(--gray-50);
}

.case-study-info {
    flex: 1;
}

.case-study-type {
    font-size: 0.875rem;
    color: var(--primary-2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.case-study-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.case-study-summary {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.case-study-arrow {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.case-study.active .case-study-arrow {
    transform: rotate(180deg);
}

.case-study-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.case-study.active .case-study-content {
    max-height: 2000px; /* Zvýšeno pro delší obsah */
}

.case-study-details {
    padding: 0 2rem 2rem;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-label {
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-label::before {
    content: '';
    width: 4px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.detail-text {
    color: var(--gray-700);
    line-height: 1.7;
    padding-left: 1rem;
}

.case-study-result {
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-weight: 600;
}

/* ===========================
   Footer
   =========================== */
footer {
    padding: 4rem 2rem 2rem;
    background: var(--gray-900);
    color: var(--gray-300);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-info h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
}

.footer-info p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.footer-company {
    font-size: 1.125rem;
}

.footer-company a {
    color: var(--primary-1);
    text-decoration: none;
}

.footer-company a:hover {
    text-decoration: underline;
}

.footer-contact {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
}

.footer-contact h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--primary-1);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-2);
    text-decoration: underline;
}

.footer-divider {
    border: none;
    border-top: 1px solid var(--gray-800);
    margin: 2rem 0;
}

.footer-bottom {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.footer-bottom a {
    color: var(--primary-1);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: var(--primary-2);
    text-decoration: underline;
}

/* ===========================
   Contact Modal
   =========================== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
    position: relative;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--gray-100);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--gray-600);
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--gray-200);
    transform: rotate(90deg);
}

.modal-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-subtitle {
    color: var(--gray-600);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.contact-cards {
    display: grid;
    gap: 1.5rem;
}

.contact-card {
    background: var(--gray-50);
    border-radius: 12px;
    padding: 1.5rem;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

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

.contact-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.contact-role {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.contact-details {
    display: grid;
    gap: 0.75rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-label {
    font-weight: 600;
    color: var(--gray-700);
    min-width: 80px;
}

.contact-value {
    color: var(--primary-2);
    cursor: pointer;
    transition: color 0.3s ease;
}

.contact-value:hover {
    color: var(--primary-3);
    text-decoration: underline;
}

.company-banner {
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    margin-top: 1.5rem;
}

.company-banner a {
    color: white;
    font-weight: 700;
    text-decoration: underline;
}

/* ===========================
   Copy Notification
   =========================== */
.copy-notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-xl);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 3000;
    font-weight: 600;
}

.copy-notification.show {
    transform: translateY(0);
    opacity: 1;
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100%;
        background: white;
        flex-direction: column;
        padding: 80px 2rem 2rem;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        z-index: 1001;
        overflow-y: auto;
        gap: 1.5rem;
        align-items: stretch;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem;
        border-radius: 8px;
        transition: background 0.3s ease;
    }
    
    .nav-menu a:hover {
        background: var(--gray-50);
    }
    
    .nav-menu .btn {
        width: 100%;
        text-align: center;
    }
    
    .hero {
        padding: 4rem 1rem 3rem;
    }
    
    .hero-choice {
        grid-template-columns: 1fr;
    }
    
    .btn-hero-choice {
        padding: 1.5rem;
        min-height: 100px;
    }
    
    .btn-main {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .process-grid,
    .features-grid,
    .problems-grid {
        grid-template-columns: 1fr;
    }
    
    .human-cards {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .process-card,
    .problem-card,
    .feature {
        padding: 1.5rem;
    }
}