/* ============================================
   Deployment Manager - CSS Stylesheet
   Adapted from tagandgo.info design system
   ============================================ */

/* ============================================
   CSS Variables
   ============================================ */

:root {
    /* Colors - Gray Scale */
    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gray-800: #27272a;
    --gray-900: #18181b;
    --gray-950: #09090b;

    /* Colors - Accent */
    --accent: #3b82f6;
    --accent-soft: rgba(59, 130, 246, 0.1);
    --accent-hover: #2563eb;

    /* Colors - Semantic */
    --success: #22c55e;
    --success-soft: rgba(34, 197, 94, 0.1);

    --warning: #f59e0b;
    --warning-soft: rgba(245, 158, 11, 0.1);

    --danger: #ef4444;
    --danger-soft: rgba(239, 68, 68, 0.1);

    /* Typography */
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Shadows */
    --shadow-sm: 0 1px 2px 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);
    --shadow-button: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.08);
    --shadow-button-hover: 0 4px 12px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.1);

    /* Layout */
    --section-padding: 6rem;
    --container-width: 1200px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
}

/* ============================================
   Language Switcher
   ============================================ */

/* Hide EN by default */
[data-lang="en"] {
    display: none !important;
}

/* Show EN when lang="en" is set on <html> */
html[lang="en"] [data-lang="en"] {
    display: revert !important;
}

/* Hide DE when lang="en" is set on <html> */
html[lang="en"] [data-lang="de"] {
    display: none !important;
}

/* Special handling for grid elements like comparison-row */
.comparison-row[data-lang="en"] {
    display: none !important;
}
html[lang="en"] .comparison-row[data-lang="en"] {
    display: grid !important;
}
html[lang="en"] .comparison-row[data-lang="de"] {
    display: none !important;
}

/* ============================================
   Container & Layout
   ============================================ */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: var(--section-padding) 0;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-950);
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

.lead {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--gray-700);
}

.text-muted {
    color: var(--gray-600);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 0.5rem;
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--accent);
    color: white;
    box-shadow: var(--shadow-button);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    box-shadow: var(--shadow-button-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: white;
    color: var(--gray-900);
    border: 1px solid var(--gray-300);
    box-shadow: var(--shadow-button);
}

.btn-secondary:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
    box-shadow: var(--shadow-button-hover);
    transform: translateY(-1px);
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: 0.5rem;
}

/* ============================================
   Header
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: var(--container-width);
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-950);
}

.logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
}

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

.nav-link {
    font-weight: 500;
    color: var(--gray-700);
    transition: color var(--transition-fast);
    position: relative;
}

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

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

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

.header-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    padding: 0.25rem;
    background-color: var(--gray-100);
    border-radius: 0.5rem;
}

.lang-btn {
    padding: 0.5rem 0.75rem;
    border: none;
    background: transparent;
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    transition: all var(--transition-fast);
}

.lang-btn.active {
    background-color: white;
    color: var(--gray-900);
    box-shadow: var(--shadow-sm);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    padding: 0.5rem;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--gray-900);
    transition: all var(--transition-base);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    padding: calc(72px + var(--section-padding)) 0 var(--section-padding);
    background: linear-gradient(180deg, var(--gray-50) 0%, white 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 100%;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(59, 130, 246, 0.05), transparent);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero h1 { margin-bottom: 1rem; animation: fadeInUp 0.6s ease 0.1s both; }

.hero-tagline {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease 0.15s both;
}

.hero .lead { margin-bottom: 2.5rem; animation: fadeInUp 0.6s ease 0.2s both; }

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-visual {
    margin-top: 4rem;
    position: relative;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-mockup {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    box-shadow: 0 0 0 1px var(--gray-200), var(--shadow-xl), 0 40px 80px -20px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
}

.mockup-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--gray-300); }
.mockup-dot:nth-child(1) { background: #ff5f57; }
.mockup-dot:nth-child(2) { background: #ffbd2e; }
.mockup-dot:nth-child(3) { background: #28c840; }

.mockup-url {
    flex: 1;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gray-500);
}

.mockup-content {
    padding: 2rem;
    background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
}

/* ============================================
   Problem Section
   ============================================ */

.problem { padding: var(--section-padding) 0; background: white; }

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

.problem-content h2 { margin-bottom: 1.5rem; }
.problem-content p { margin-bottom: 1.5rem; color: var(--gray-600); }
.problem-list { list-style: none; }

.problem-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
}

.problem-list li:last-child { border-bottom: none; }

.problem-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.problem-icon.bad { color: #ef4444; }

.comparison-card {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 2rem;
}

.comparison-header { text-align: center; margin-bottom: 2rem; }

.comparison-header h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    padding: 1rem 0;
    border-top: 1px solid var(--gray-200);
}

.comparison-old, .comparison-new {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    text-align: center;
}

.comparison-old { background: rgba(239, 68, 68, 0.1); color: #b91c1c; text-decoration: line-through; }
.comparison-new { background: var(--success-soft); color: #15803d; font-weight: 500; }
.comparison-arrow { color: var(--gray-400); font-size: 1.25rem; }

/* ============================================
   Features Section
   ============================================ */

.features { padding: var(--section-padding) 0; background: var(--gray-50); }

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 { margin-bottom: 1rem; }
.section-header p { color: var(--gray-600); }

.features-toggle-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.features-toggle-btn {
    display: flex;
    gap: 0.5rem;
    padding: 0.5rem;
    background-color: white;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.features-toggle-btn button {
    padding: 0.75rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--gray-600);
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all var(--transition-base);
}

.features-toggle-btn button.active {
    background-color: var(--accent);
    color: white;
    box-shadow: var(--shadow-button);
}

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

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

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

.feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 0.75rem;
    color: var(--gray-950);
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   How It Works Section
   ============================================ */

.how-it-works { padding: var(--section-padding) 0; background: white; }

.steps {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 200px;
    max-width: 260px;
    text-align: center;
    position: relative;
}

.step:not(:last-child)::after {
    content: '\2192';
    position: absolute;
    right: -1.5rem;
    top: 2rem;
    font-size: 1.5rem;
    color: var(--gray-300);
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--gray-900);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 auto 1.25rem;
}

.step h3 {
    margin-bottom: 1rem;
}

.step p {
    color: var(--gray-600);
}

/* ============================================
   Comparison Table Section
   ============================================ */

.comparison-section { padding: var(--section-padding) 0; background: var(--gray-50); }

.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: 3rem;
    background-color: white;
    border-radius: 1rem;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table thead {
    background-color: var(--gray-100);
    position: sticky;
    top: 0;
}

.comparison-table th,
.comparison-table td {
    padding: 1.25rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.comparison-table th {
    font-weight: 700;
    color: var(--gray-950);
    white-space: nowrap;
}

.comparison-table th:first-child,
.comparison-table td:first-child {
    position: sticky;
    left: 0;
    background-color: white;
    font-weight: 600;
    z-index: 10;
}

.comparison-table thead th:first-child {
    background-color: var(--gray-100);
    z-index: 20;
}

.comparison-table tbody tr:hover {
    background-color: var(--gray-50);
}

.comparison-table td { text-align: center; }
.comparison-table td.feature-col { text-align: left; }
.dm-col { background: var(--accent-soft) !important; }
.comparison-table thead .dm-col { background: var(--accent) !important; color: white; }

.check-yes { color: var(--success); font-weight: 700; }
.check-no { color: var(--danger); font-weight: 600; }
.check-partial { color: var(--warning); font-weight: 600; }

/* ============================================
   Stats Section
   ============================================ */

.stats-section { padding: var(--section-padding) 0; background: linear-gradient(135deg, var(--accent), var(--accent-hover)); color: white; }

.stats-section h2 {
    color: white;
    text-align: center;
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* ============================================
   Tech Section
   ============================================ */

.tech { padding: var(--section-padding) 0; background: var(--gray-900); color: white; }

.tech h2, .tech h3, .tech h4 { color: white; }
.tech .section-header p { color: var(--gray-400); }

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.tech-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-base);
}

.tech-item:hover { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.2); }
.tech-item-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.tech-item h4 { font-size: 0.9375rem; margin-bottom: 0.25rem; }
.tech-item p { font-size: 0.8125rem; color: var(--gray-400); }

/* ============================================
   FAQ Section
   ============================================ */

.faq { padding: var(--section-padding) 0; background: white; }

.faq-grid {
    display: grid;
    gap: 1rem;
    margin-top: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.faq-item {
    background-color: var(--gray-50);
    border-radius: 1rem;
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-950);
    cursor: pointer;
}

.faq-toggle {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background-color: var(--accent-soft);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-base);
}

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

.faq-item.open .faq-toggle {
    transform: rotate(180deg);
    background-color: var(--accent);
    color: white;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--gray-700);
    line-height: 1.6;
}

/* ============================================
   Use Cases Section
   ============================================ */

.usecase { padding: var(--section-padding) 0; background: var(--gray-50); }

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

.usecase-card {
    background-color: white;
    border-radius: 1rem;
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.usecase-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--gray-200);
}

.usecase-title {
    font-weight: 600;
    color: var(--gray-900);
    padding: 0 2rem;
    margin-top: 1rem;
}

.usecase-badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    border-radius: 2rem;
    font-size: 0.8125rem;
    font-weight: 600;
}

.usecase-badge.bad {
    background: var(--danger-soft);
    color: var(--danger);
}

.usecase-badge.good {
    background: var(--success-soft);
    color: var(--success);
}

.usecase-time {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    font-family: var(--font-mono);
}

.usecase-steps {
    padding: 1.5rem 2rem;
    list-style: none;
    counter-reset: step;
}

.usecase-steps li {
    padding: 0.5rem 0;
    color: var(--gray-700);
    font-size: 0.9375rem;
    counter-increment: step;
    padding-left: 1.75rem;
    position: relative;
}

.usecase-steps li::before {
    content: counter(step) ".";
    position: absolute;
    left: 0;
    font-weight: 600;
    color: var(--gray-400);
}

.usecase-steps li.problem-step {
    background: var(--danger-soft);
    color: var(--danger);
    padding: 0.75rem 0.75rem 0.75rem 2rem;
    border-radius: 6px;
    margin: 0.25rem 0;
    font-weight: 500;
}

.usecase-steps li.success-step {
    background: var(--success-soft);
    color: #15803d;
    padding: 0.75rem 0.75rem 0.75rem 2rem;
    border-radius: 6px;
    margin: 0.25rem 0;
    font-weight: 500;
}

.usecase-result {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 2rem;
    background: var(--success-soft);
    border-top: 1px solid var(--gray-200);
    color: #15803d;
    font-weight: 500;
}

.result-icon {
    font-size: 1.25rem;
    font-weight: 700;
}

.usecase-roi {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    padding: 2rem;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.roi-stat {
    text-align: center;
}

.roi-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

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

.roi-calc {
    font-size: 1rem;
    color: var(--gray-700);
}

/* ============================================
   CTA Section
   ============================================ */

.cta { padding: var(--section-padding) 0; background: linear-gradient(180deg, var(--gray-50) 0%, white 100%); }

.cta-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 20px;
    padding: 4rem;
    text-align: center;
    box-shadow: var(--shadow-xl);
    max-width: 700px;
    margin: 0 auto;
}

.cta-card h2 { margin-bottom: 1rem; }
.cta-card p { color: var(--gray-600); margin-bottom: 2rem; font-size: 1.125rem; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ============================================
   Footer
   ============================================ */

.footer { padding: 3rem 0; background: var(--gray-950); color: var(--gray-400); }

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-logo { display: flex; align-items: center; gap: 0.75rem; color: white; font-weight: 600; }
.footer-logo .logo-icon { width: 32px; height: 32px; font-size: 1rem; }
.footer-links { display: flex; gap: 2rem; }
.footer-links a { font-size: 0.875rem; transition: color var(--transition-fast); }
.footer-links a:hover { color: white; }
.footer-copyright { font-size: 0.8125rem; }

/* (Contact form styles are at the end of this file) */

/* ============================================
   Animations
   ============================================ */

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

@keyframes scanLine {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(100%);
    }
}

/* Apply animation classes */
.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

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

/* Tablet - 1024px */
@media (max-width: 1024px) {
    :root {
        --section-padding: 4rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

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

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

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

/* Mobile - 768px */
@media (max-width: 768px) {
    :root {
        --section-padding: 3rem;
    }

    .container {
        padding: 0 1.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .lead {
        font-size: 1.125rem;
    }

    .nav { display: none; }
    .nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px; left: 0; right: 0;
        background: white;
        padding: 1rem;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }
    .nav.open .nav-link { padding: 1rem; }
    .nav.open .header-cta { margin: 1rem 0 0 0; }
    .nav.open .lang-switcher { margin: 1rem 0 0 0; justify-content: center; }
    .menu-toggle { display: flex; }
    .problem-grid { grid-template-columns: 1fr; gap: 3rem; }
    .features-grid { grid-template-columns: 1fr; }
    .step:not(:last-child)::after { display: none; }
    .tech-grid { grid-template-columns: 1fr 1fr; }
    .cta-card { padding: 2.5rem 1.5rem; }
    .footer-inner { flex-direction: column; text-align: center; }
    .usecase-comparison { grid-template-columns: 1fr; }
    .usecase-roi { flex-direction: column; text-align: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Small Mobile - 480px */
@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.9375rem;
    }

    .stat-number {
        font-size: 2rem;
    }

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

    .cta-buttons {
        flex-direction: column;
    }

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

/* ============================================
   Hero Mockup - Deployment Manager Specific
   ============================================ */

.mockup-dm-ui {
    width: 100%;
}

.mockup-dm-header {
    padding: 0.75rem 1rem;
    background: var(--gray-900);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 8px 8px 0 0;
}

.mockup-dm-dialog {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 0 0 8px 8px;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.mockup-dm-dialog-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.mockup-dm-dialog-text {
    flex: 1;
    font-size: 0.875rem;
    color: var(--gray-700);
    line-height: 1.5;
}

.mockup-dm-dialog-buttons {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
    align-self: center;
}

.mockup-btn-later {
    padding: 0.375rem 0.75rem;
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--gray-600);
    cursor: default;
}

.mockup-btn-ok {
    padding: 0.375rem 0.75rem;
    background: var(--accent);
    color: white;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: default;
}

.mockup-dm-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.mockup-dm-stat {
    text-align: center;
    padding: 1rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
}

.mockup-dm-stat-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    font-family: var(--font-mono);
}

.mockup-dm-stat span:not(.mockup-dm-stat-num) {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* ============================================
   Contact Section
   ============================================ */

.contact-section {
    padding: calc(72px + var(--section-padding)) 0 var(--section-padding);
    background: var(--gray-50);
    min-height: 100vh;
}

.contact-section .section-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all var(--transition-base);
}

.contact-method:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.contact-method h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.contact-method p {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

.contact-method a {
    color: var(--accent);
    font-weight: 500;
}

.contact-method a:hover {
    text-decoration: underline;
}

.contact-form-wrapper {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
}

.form-input,
.form-select,
.form-textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--gray-900);
    background: white;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

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

.form-hint {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: 0.5rem;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-600);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 0.2rem;
    accent-color: var(--accent);
}

/* ============================================
   Thank You Section
   ============================================ */

.thank-you-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--gray-50);
}

/* ============================================
   Contact Section Responsive
   ============================================ */

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .mockup-dm-dialog {
        flex-direction: column;
        text-align: center;
    }

    .mockup-dm-dialog-buttons {
        justify-content: center;
    }

    .mockup-dm-stats {
        grid-template-columns: 1fr;
    }
}
