/* assets/css/landing.css - Landing Page Styles (Storytelling Redesign) */

/* ===== Sticky Nav ===== */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s ease;
}

.landing-nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.landing-nav-logo img {
    display: block;
}

.landing-nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.landing-nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
    transition: color 0.2s;
}

.landing-nav-links a:hover {
    color: var(--teal-500);
}

.landing-nav-links .button {
    font-size: var(--text-sm);
}

.landing-nav-checkbox,
.landing-nav-burger {
    display: none;
}

/* ===== Hero ===== */
.landing-hero {
    padding: 120px 24px 80px;
    background: var(--gradient-soft);
}

.landing-hero-split {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.landing-hero-text {
    max-width: 560px;
}

.landing-beta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--teal-100);
    color: var(--teal-700);
    font-size: var(--text-sm);
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.landing-hero h1 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

.landing-hero-sub {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.landing-hero-solution {
    font-size: var(--text-lg);
    color: var(--navy-600);
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 28px;
}

.landing-hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.landing-mockup-placeholder {
    width: 100%;
    max-width: 380px;
    aspect-ratio: 9 / 16;
    max-height: 480px;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(8px);
    border: 2px dashed var(--navy-200);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* ===== Sections ===== */
.landing-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 80px 24px;
}

.landing-section-title {
    text-align: center;
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: 48px;
    color: var(--text-primary);
}

/* ===== Problem Cards ===== */
.landing-problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.landing-problem-card {
    text-align: center;
    padding: 32px 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.landing-problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.landing-problem-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--navy-50);
    color: var(--navy-500);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.landing-problem-card h3 {
    font-size: var(--text-lg);
    color: var(--text-primary);
    margin-bottom: 8px;
}

.landing-problem-card p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== Steps ===== */
.landing-steps {
    padding-bottom: 40px;
}

.landing-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.landing-step-card {
    text-align: center;
    padding: 32px 24px;
    background: var(--navy-50);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.landing-step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.landing-step-icon-box {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    box-shadow: var(--shadow-sm);
}

.landing-step-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--teal-300);
    margin-bottom: 8px;
}

.landing-step-card h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.landing-step-card p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Modules Strip ===== */
.landing-modules-strip {
    text-align: center;
    padding-top: 40px;
    padding-bottom: 40px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.landing-modules-hint {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: -32px;
    margin-bottom: 32px;
    font-style: italic;
}

.landing-modules-row {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.landing-module-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--navy-500);
    font-size: var(--text-sm);
    font-weight: 600;
}

/* ===== USP / Korrelationen ===== */
.landing-usp {
    background: linear-gradient(135deg, var(--navy-700) 0%, var(--navy-800) 50%, var(--teal-700) 100%);
    padding: 80px 24px;
}

.landing-usp-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.landing-usp .landing-section-title {
    color: #fff;
}

.landing-usp-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.landing-usp-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 28px 24px;
    color: #fff;
}

.landing-usp-card p {
    font-size: var(--text-base);
    line-height: 1.6;
    margin-top: 12px;
    font-style: italic;
}

/* ===== Dual Audience ===== */
.landing-audience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.landing-audience-panel {
    padding: 36px 28px;
}

.landing-audience-icon {
    margin-bottom: 16px;
}

.landing-audience-panel h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.landing-audience-panel ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-audience-panel li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.5;
}

.landing-audience-panel li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--teal-500);
    font-weight: 700;
}

/* ===== Trust ===== */
.landing-trust {
    padding-top: 80px;
    padding-bottom: 80px;
}

.landing-trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.landing-trust-item {
    text-align: center;
    padding: 28px 20px;
}

.landing-trust-item h4 {
    font-size: var(--text-base);
    margin: 12px 0 6px;
    color: var(--text-primary);
}

.landing-trust-item p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ===== Beta CTA ===== */
.landing-beta-cta {
    text-align: center;
    padding: 80px 24px;
    background: var(--navy-50);
}

.landing-beta-cta-inner {
    max-width: 600px;
    margin: 0 auto;
}

.landing-beta-cta h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.landing-beta-cta p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.5;
}

.landing-beta-contact {
    font-size: var(--text-sm) !important;
    margin-top: 20px !important;
    color: var(--text-secondary);
}

/* ===== Footer ===== */
.landing-footer {
    text-align: center;
    padding: 24px;
    border-top: 1px solid var(--border);
    background: white;
}

.landing-footer-links {
    display: flex;
    gap: 24px;
    justify-content: center;
    margin-bottom: 12px;
}

.landing-footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--text-base);
}

.landing-footer-links a:hover {
    color: var(--teal-500);
}

.landing-footer-copy {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ===== Scroll Animation ===== */
.landing-fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.landing-fade-in.landing-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .landing-hero-split {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .landing-hero-text {
        max-width: 100%;
    }

    .landing-hero-visual {
        display: none;
    }

    .landing-problems-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin: 0 auto;
    }

    .landing-steps-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin: 0 auto;
    }

    .landing-usp-cards {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .landing-audience-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    /* Burger Menu */
    .landing-nav-burger {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 32px;
        height: 32px;
        cursor: pointer;
        z-index: 101;
    }

    .landing-nav-burger span {
        display: block;
        width: 24px;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .landing-nav-checkbox:checked ~ .landing-nav-burger span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .landing-nav-checkbox:checked ~ .landing-nav-burger span:nth-child(2) {
        opacity: 0;
    }

    .landing-nav-checkbox:checked ~ .landing-nav-burger span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .landing-nav-links {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.97);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
        transform: translateY(-120%);
        transition: transform 0.3s ease;
        z-index: 99;
    }

    .landing-nav-checkbox:checked ~ .landing-nav-links {
        transform: translateY(0);
    }

    .landing-nav-links a {
        font-size: var(--text-base);
    }

    .landing-hero {
        padding: 100px 20px 50px;
    }

    .landing-hero h1 {
        font-size: var(--text-3xl);
    }

    .landing-section {
        padding: 50px 20px;
    }

    .landing-modules-row {
        gap: 24px;
    }

    .landing-usp {
        padding: 50px 20px;
    }
}