/* Trovilo Website CSS - v2.4 */

/* ==================== */
/* RESET & BASE STYLES  */
/* ==================== */

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

html, body {
    overflow-x: hidden;
}

:root {
    --primary-color: #00A896;
    --primary-dark: #008577;
    --secondary-color: #02C39A;
    --text-dark: #1a1a1a;
    --text-gray: #666;
    --text-light: #999;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.8;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-dark);
    background-color: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==================== */
/* HEADER               */
/* ==================== */

.header {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
    font-weight: 800;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo img {
    height: 36px;
    width: auto;
    display: block;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

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

/* ==================== */
/* HERO SECTION         */
/* ==================== */

.hero {
    background: linear-gradient(135deg, #f0fdfa 0%, #ffffff 100%);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.hero h2 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-benefits {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
}

.checkmark {
    color: var(--success-color);
    font-weight: bold;
    font-size: 1.3rem;
}

/* ==================== */
/* BUTTONS              */
/* ==================== */

.cta-button,
.cta-button-large,
.cta-button-outline,
.cta-button-filled {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
}

.cta-button,
.cta-button-large,
.cta-button-filled {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.cta-button:hover,
.cta-button-large:hover,
.cta-button-filled:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 168, 150, 0.3);
}

.cta-button-large {
    padding: 1.1rem 2.75rem;
    font-size: 1.15rem;
    border-radius: 10px;
}

.cta-button-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.cta-button-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.button-icon { margin-right: 0.5rem; }

/* ==================== */
/* QUICK AUDIT SECTION  */
/* ==================== */

.quick-audit {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #ffffff 0%, #f0fdfa 100%);
    text-align: center;
}

.quick-audit h2 {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.quick-audit .subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 850px;
    margin: 0 auto var(--spacing-lg) auto;
    line-height: 1.7;
}

.audit-checklist {
    background: linear-gradient(135deg, #f0fdfa 0%, #ffffff 100%);
    padding: 3rem;
    border-radius: 16px;
    margin: 3rem auto;
    max-width: 1000px;
    border: 2px solid #e0f2fe;
    text-align: center;
}

.audit-checklist h3 {
    text-align: center;
    color: var(--text-dark);
    font-size: 1.75rem;
    margin-bottom: 2.5rem;
}

/* 3+2 centered layout */
.checklist-categories {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: center;
}

.checklist-row {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    width: 100%;
}

.checklist-row .checklist-item {
    flex: 0 0 calc(33.333% - 1rem);
    max-width: 280px;
}

.checklist-row-center {
    justify-content: center;
}

.checklist-row-center .checklist-item {
    flex: 0 0 calc(33.333% - 1rem);
    max-width: 280px;
}

.checklist-item {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.checklist-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,168,150,0.15);
}

.checklist-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    animation: pulse 2s ease-in-out infinite;
}

.checklist-item h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin: 0.75rem 0 0.5rem 0;
    font-weight: 700;
}

.checklist-item p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.4;
}

.checklist-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.95rem;
    font-style: italic;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e0f2fe;
}

.audit-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: var(--spacing-lg) auto;
}

.audit-option {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    text-align: center;
}

.audit-option:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.audit-option h3 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.audit-option p {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
    font-size: 1.05rem;
}

.audit-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.audit-form input {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.audit-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.trust-line {
    font-size: 0.95rem;
    color: var(--text-gray);
    margin-top: var(--spacing-lg);
    font-weight: 500;
}

/* ==================== */
/* HOW IT WORKS         */
/* ==================== */

.how-it-works {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-white);
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.three-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.column {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.column:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.08);
}

.icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.column h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    font-weight: 700;
}

.column p { color: var(--text-gray); line-height: 1.8; }

/* ==================== */
/* ABOUT SECTION        */
/* ==================== */

.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.about h2 {
    text-align: center;
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.about-text {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 850px;
    margin: 0 auto var(--spacing-lg) auto;
    line-height: 1.8;
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

.contact-option {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
}

.contact-option:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    border-color: var(--primary-color);
}

.contact-icon { font-size: 3rem; margin-bottom: var(--spacing-sm); }

.contact-option h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
    font-weight: 700;
}

.contact-option a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* ==================== */
/* PRICING              */
/* ==================== */

.pricing {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-white);
}

.pricing h2 {
    text-align: center;
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    font-size: 1.15rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-lg);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(0, 168, 150, 0.2);
}

.badge {
    position: absolute;
    top: -14px;
    right: 24px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 24px;
    font-size: 0.9rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(0, 168, 150, 0.3);
}

.pricing-card h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    font-weight: 700;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

/* FIX: exkl. MwSt. – gleiche Größe wie "einmalig" */
.price-period {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-gray);
    -webkit-text-fill-color: var(--text-gray);
    display: block;
    margin-top: 0.4rem;
    line-height: 1.6;
}

.price-vat {
    display: inline;
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-gray);
    -webkit-text-fill-color: var(--text-gray);
}

.features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.features li {
    padding: 0.8rem 0;
    color: var(--text-gray);
    border-bottom: 1px solid var(--bg-light);
    line-height: 1.6;
}

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

.for-whom {
    font-size: 1rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.pricing-button {
    display: inline-block;
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.pricing-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 168, 150, 0.3);
}

/* ==================== */
/* CASE STUDY           */
/* ==================== */

.case-study {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.case-study h2 {
    text-align: center;
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.case-study-content {
    max-width: 850px;
    margin: 0 auto;
}

.case-study-text h3 {
    font-size: 1.6rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    font-weight: 700;
}

.status-box {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    border-left: 5px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.status-before { border-left-color: var(--warning-color); }
.status-after { border-left-color: var(--success-color); }

.results-box {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    border-left: 5px solid var(--text-gray);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.status-box h4,
.results-box h4 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.status-box ul,
.results-box ul {
    list-style: none;
    padding-left: 0;
}

.status-box li,
.results-box li {
    padding: 0.5rem 0;
    color: var(--text-gray);
    line-height: 1.6;
}

.status-box strong,
.results-box strong {
    color: var(--primary-color);
    font-weight: 700;
}

.case-study-note {
    color: var(--text-light);
    margin-top: 1rem;
    font-style: italic;
}

.case-study-text .cta-button-large {
    display: block;
    margin-top: var(--spacing-lg);
    text-align: center;
}

/* ==================== */
/* REGIONAL             */
/* ==================== */

.regional {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-white);
    text-align: center;
}

.regional h2 {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.regional p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 750px;
    margin: 0 auto var(--spacing-lg) auto;
    line-height: 1.7;
}

.regional-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 700px;
    margin: 0 auto;
}

.regional-benefit {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    justify-content: center;
    padding: var(--spacing-sm);
    font-size: 1.05rem;
}

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

.faq {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.faq h2 {
    text-align: center;
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.faq-list {
    max-width: 850px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background-color: transparent;
    border: none;
    text-align: left;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover { background-color: var(--bg-light); }

.faq-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    transition: transform 0.3s ease;
    font-weight: 300;
}

.faq-item.active .faq-icon { transform: rotate(45deg); }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 var(--spacing-md);
}

.faq-item.active .faq-answer {
    max-height: 800px;
    padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
}

.faq-answer p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.faq-answer ul {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.faq-answer li {
    color: var(--text-gray);
    padding: 0.4rem 0;
    line-height: 1.6;
}

.faq-answer strong { color: var(--text-dark); font-weight: 700; }

/* ==================== */
/* FINAL CTA            */
/* ==================== */

.final-cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #ffffff 0%, #f0fdfa 100%);
    text-align: center;
}

.final-cta h2 {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.final-cta p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 750px;
    margin: 0 auto var(--spacing-lg) auto;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ==================== */
/* FOOTER               */
/* ==================== */

.footer {
    background-color: var(--text-dark);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.footer-logo h3 {
    color: var(--primary-color);
    font-size: 1.6rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 800;
}

.footer-logo p { color: #999; font-size: 0.95rem; }

.footer-contact p { margin-bottom: var(--spacing-xs); font-size: 0.95rem; }

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

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

.footer-legal p {
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: #999;
}

.footer-links { display: flex; gap: var(--spacing-md); }

.footer-links a {
    color: #999;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

/* ==================== */
/* RESPONSIVE           */
/* ==================== */

@media (max-width: 768px) {
    .hero h2 { font-size: 2.25rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .hero-benefits { flex-direction: column; gap: var(--spacing-sm); }
    .nav { display: none; }

    .three-columns,
    .audit-options,
    .regional-benefits {
        grid-template-columns: 1fr;
    }

    /* Fix white space: pricing grid must be single column on mobile */
    .pricing-grid {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-md);
    }

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

    .cta-button-outline,
    .cta-button-filled { width: 100%; }

    h2 { font-size: 2.25rem !important; }

    /* Checklist 3+2 → stacked on mobile */
    .audit-checklist { padding: 2rem 1.5rem; }
    .audit-checklist h3 { font-size: 1.5rem; }

    .checklist-row {
        flex-direction: column;
        align-items: center;
    }

    .checklist-row .checklist-item,
    .checklist-row-center .checklist-item {
        flex: none;
        width: 100%;
        max-width: 400px;
    }

    .checklist-item { padding: 1.25rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--spacing-sm); }
    .hero h2 { font-size: 2rem; }
    :root { --spacing-xl: 3rem; }
}