/* ===========================================
   SQUT Landing Page - Dark Theme Styles
   =========================================== */

/* -- Nav -- */
.squt-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    height: var(--nav-height); display: flex; align-items: center;
    background: rgba(10,11,15,0.85); backdrop-filter: blur(12px);
    transition: background 0.3s, box-shadow 0.3s;
}
.squt-nav--scrolled { background: rgba(10,11,15,0.97); box-shadow: var(--shadow-md); }
.squt-nav__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-xl); }
.squt-nav__brand { text-decoration: none; display: flex; align-items: center; margin-right: var(--space-xl); }
.squt-nav__logo { height: 88px; padding: 8px 0; }
.squt-nav__links { display: flex; align-items: center; gap: var(--space-lg); list-style: none; margin: 0; padding: 0; margin-right: auto; }
.squt-nav__links a {
    text-decoration: none; color: var(--slate-500); font-weight: 500; font-size: 0.92rem;
    transition: color 0.2s;
}
.squt-nav__links a:hover { color: var(--teal-300); }
.squt-nav__mobile-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--slate-600); }

/* -- Mobile Menu -- */
.squt-mobile-menu {
    position: fixed; inset: 0; z-index: 1001; background: var(--bg-dark);
    transform: translateX(100%); transition: transform 0.3s ease;
    padding: var(--space-xl); display: flex; flex-direction: column;
}
.squt-mobile-menu.is-open { transform: translateX(0); }
.squt-mobile-menu__close {
    position: absolute; top: var(--space-lg); right: var(--space-lg);
    background: none; border: none; cursor: pointer; color: var(--slate-500);
}
.squt-mobile-menu__links {
    display: flex; flex-direction: column; gap: var(--space-lg); margin-top: var(--space-3xl);
}
.squt-mobile-menu__links a {
    text-decoration: none; color: var(--slate-600); font-size: 1.1rem; font-weight: 500;
}

/* -- Hero -- */
.hero-section {
    padding-top: calc(var(--nav-height) + var(--space-4xl));
    padding-bottom: var(--space-4xl);
    padding-left: var(--space-xl); padding-right: var(--space-xl);
}
.hero-section__inner {
    max-width: var(--max-width); margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center;
}
.hero-section__badge {
    display: inline-flex; align-items: center; gap: var(--space-sm);
    background: var(--teal-50); color: var(--teal-300); padding: 0.4rem 1rem;
    border-radius: var(--radius-full); font-size: 0.85rem; font-weight: 600;
    margin-bottom: var(--space-lg); border: 1px solid rgba(8,145,178,0.2);
}
.hero-section__h1 {
    font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.15;
    color: #ffffff; margin-bottom: var(--space-lg);
}
.hero-section__h1 strong {
    background: linear-gradient(135deg, #22d3ee 0%, #f97316 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-section__subtitle {
    font-size: 1.1rem; color: var(--slate-500); line-height: 1.7;
    margin-bottom: var(--space-xl); max-width: 520px;
}
.hero-section__ctas { display: flex; gap: var(--space-md); flex-wrap: wrap; }

/* -- Hero Card -- */
.hero-card {
    background: var(--bg-card); border: 1px solid var(--slate-200); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl); overflow: hidden;
}
.hero-card__header {
    display: flex; align-items: center; gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-card-alt); border-bottom: 1px solid var(--slate-200);
    font-size: 0.85rem; font-weight: 600; color: var(--slate-500);
}
.hero-card__body { padding: var(--space-lg); }
.hero-card__row {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--space-sm) 0;
}
.hero-card__row--small { font-size: 0.88rem; color: var(--slate-500); }
.hero-card__label { display: flex; align-items: center; gap: var(--space-sm); font-weight: 500; color: var(--slate-600); }
.hero-card__value { font-weight: 700; font-size: 1.05rem; color: #ffffff; }
.hero-card__value--highlight { color: var(--teal-300); }
.hero-card__divider { height: 1px; background: var(--slate-200); margin: var(--space-md) 0; }
.hero-card__savings {
    display: flex; align-items: center; gap: var(--space-sm); justify-content: center;
    background: rgba(34,197,94,0.15); color: var(--green-400); padding: var(--space-md);
    font-size: 0.95rem; font-weight: 600; border: 1px solid rgba(34,197,94,0.2);
    margin: var(--space-sm) var(--space-lg) 0;
    border-radius: var(--radius-md);
}

/* -- Trust Section -- */
.trust-section { padding: var(--space-3xl) var(--space-xl); border-bottom: 1px solid var(--slate-200); margin-bottom: var(--space-lg); }
.trust-section__title { font-size: 0.88rem; margin-bottom: var(--space-xl); }
.trust-section__grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-xl);
    max-width: var(--max-width); margin: 0 auto;
}
.trust-counter { text-align: center; }
.trust-counter__value {
    display: block; font-size: 2.5rem; font-weight: 700;
    font-family: var(--font-display);
    background: linear-gradient(135deg, #22d3ee 0%, #f97316 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}
.trust-counter__label { font-size: 0.88rem; color: var(--slate-500); margin-top: var(--space-xs); }

/* -- Steps Section -- */
.steps-section__h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-3xl); color: #ffffff; }
.steps-section__grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl);
    max-width: 900px; margin: 0 auto; position: relative;
}
.steps-section__line {
    position: absolute; top: 28px; left: 15%; right: 15%; height: 2px;
    background: var(--slate-200); z-index: 0;
}
.step-card { text-align: center; position: relative; z-index: 1; }
.step-card__number {
    width: 56px; height: 56px; border-radius: 50%;
    background: var(--teal-600); color: #fff; font-weight: 700; font-size: 1.2rem;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto var(--space-lg); box-shadow: 0 4px 12px rgba(8,145,178,0.3);
}
.step-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: var(--space-sm); color: #ffffff; }
.step-card__text { font-size: 0.92rem; line-height: 1.6; max-width: 260px; margin: 0 auto; }

/* -- Compare Section -- */
.compare-section { padding: var(--space-4xl) var(--space-xl); }
.compare-section__h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-3xl); color: #ffffff; }
.compare-table-wrap { max-width: 900px; margin: 0 auto; overflow-x: auto; }
.compare-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    background: var(--bg-card); border-radius: var(--radius-lg); overflow: hidden;
    border: 1px solid var(--slate-200);
}
.compare-table th, .compare-table td { padding: var(--space-md) var(--space-lg); text-align: left; }
.compare-table th {
    font-weight: 600; font-size: 0.92rem; color: var(--slate-600);
    background: var(--bg-card-alt); border-bottom: 2px solid var(--slate-200);
}
.compare-table td { border-bottom: 1px solid var(--slate-200); font-size: 0.92rem; color: var(--slate-600); }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table__highlight { background: rgba(8,145,178,0.1); color: var(--teal-300); }
.compare-table__highlight-cell { background: rgba(8,145,178,0.08); color: var(--teal-300); font-weight: 600; }
.compare-table__badge {
    display: inline-block; background: var(--teal-600); color: #fff;
    font-size: 0.65rem; font-weight: 700; padding: 2px 8px;
    border-radius: var(--radius-full); margin-left: var(--space-sm); vertical-align: middle;
    letter-spacing: 0.05em;
}
.compare-section__footnote { margin-top: var(--space-lg); }

/* -- Use Cases -- */
.usecases-section__h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-3xl); color: #ffffff; }
.usecases-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg);
    max-width: var(--max-width); margin: 0 auto;
}
.usecase-card {
    background: var(--bg-card); border: 1px solid var(--slate-200); border-radius: var(--radius-lg);
    padding: var(--space-xl); text-align: center;
    transition: box-shadow 0.3s, transform 0.3s, border-color 0.3s;
}
.usecase-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--teal-500); }
.usecase-card__icon {
    width: 56px; height: 56px; border-radius: var(--radius-md);
    background: var(--teal-50); color: var(--teal-300);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto var(--space-md);
}
.usecase-card__title { font-size: 1rem; font-weight: 700; margin-bottom: var(--space-xs); color: #ffffff; }
.usecase-card__text { line-height: 1.5; }
.usecases-grid { margin-bottom: var(--space-xl); }

/* -- Pricing Section -- */
.pricing-section { padding: var(--space-4xl) var(--space-xl); }
.pricing-section__h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-3xl); color: #fff; }
.pricing-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg);
    max-width: 1000px; margin: 0 auto;
}
.pricing-card {
    background: var(--bg-card); border: 1px solid var(--slate-200); border-radius: var(--radius-lg);
    padding: var(--space-xl); display: flex; flex-direction: column;
    position: relative;
}
.pricing-card--featured {
    background: linear-gradient(135deg, #0e7490, #0891b2); border-color: var(--teal-500);
    transform: scale(1.04);
}
.pricing-card__badge {
    position: absolute; top: calc(-1 * var(--space-sm)); left: 50%; transform: translateX(-50%);
    background: var(--amber-400); color: #0a0b0f; font-size: 0.72rem; font-weight: 700;
    padding: 4px 14px; border-radius: var(--radius-full); letter-spacing: 0.08em;
}
.pricing-card__header { margin-bottom: var(--space-lg); }
.pricing-card__title { font-size: 1.2rem; font-weight: 700; color: #fff; }
.pricing-card__subtitle { color: var(--slate-500); margin-top: var(--space-xs); }
.pricing-card--featured .pricing-card__subtitle { color: rgba(255,255,255,0.7); }
.pricing-card__price { margin-bottom: var(--space-xl); }
.pricing-card__amount { font-size: 2.8rem; font-weight: 700; color: #fff; font-family: var(--font-display); }
.pricing-card__unit { font-size: 0.92rem; color: var(--slate-500); margin-left: var(--space-xs); }
.pricing-card--featured .pricing-card__unit { color: rgba(255,255,255,0.7); }
.pricing-card__features { list-style: none; padding: 0; margin: 0 0 var(--space-xl); flex: 1; }
.pricing-card__features li {
    display: flex; align-items: center; gap: var(--space-sm);
    padding: var(--space-sm) 0; color: var(--slate-600); font-size: 0.92rem;
}
.pricing-card--featured .pricing-card__features li { color: rgba(255,255,255,0.9); }

/* -- Testimonials -- */
.testimonials-section { padding: var(--space-4xl) var(--space-xl); }
.testimonials-section__h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-3xl); color: #ffffff; }
.testimonials-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg);
    max-width: var(--max-width); margin: 0 auto;
}
.testimonial-card {
    background: var(--bg-card); border: 1px solid var(--slate-200); border-radius: var(--radius-lg);
    padding: var(--space-xl);
}
.testimonial-card__stars { display: flex; gap: 2px; margin-bottom: var(--space-md); }
.testimonial-card__quote {
    font-size: 0.95rem; line-height: 1.7; color: var(--slate-600);
    margin-bottom: var(--space-lg); font-style: normal;
}
.testimonial-card__author { display: flex; align-items: center; gap: var(--space-md); }
.testimonial-card__avatar {
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--teal-100); color: var(--teal-300);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.88rem; flex-shrink: 0;
}
.testimonial-card__name { font-weight: 600; font-size: 0.92rem; color: #ffffff; }

/* -- FAQ -- */
.faq-section { padding: var(--space-4xl) var(--space-xl); }
.faq-section__h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: var(--space-3xl); color: #ffffff; }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
    border: 1px solid var(--slate-200); border-radius: var(--radius-md);
    margin-bottom: var(--space-sm); background: var(--bg-card); overflow: hidden;
}
.faq-item__question {
    width: 100%; display: flex; justify-content: space-between; align-items: center;
    padding: var(--space-lg); background: none; border: none; cursor: pointer;
    font-family: var(--font-body); font-size: 1rem; font-weight: 600;
    color: #ffffff; text-align: left; gap: var(--space-md);
}
.faq-item__question:hover { color: var(--teal-300); }
.faq-item__chevron { transition: transform 0.3s; flex-shrink: 0; color: var(--slate-500); }
.faq-item.is-open .faq-item__chevron { transform: rotate(180deg); }
.faq-item__answer {
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 var(--space-lg);
}
.faq-item.is-open .faq-item__answer {
    max-height: 300px; padding: 0 var(--space-lg) var(--space-lg);
}
.faq-item__answer p { color: var(--slate-500); line-height: 1.7; font-size: 0.95rem; }

/* -- Final CTA -- */
.final-cta { padding: var(--space-4xl) var(--space-xl); }
.final-cta__h2 { font-size: clamp(1.5rem, 3vw, 2.4rem); color: #fff; margin-bottom: var(--space-md); }
.final-cta__text { color: rgba(255,255,255,0.85); font-size: 1.1rem; margin-bottom: var(--space-xl); }

/* -- Footer -- */
.squt-footer {
    background: var(--bg-darker); color: var(--slate-500); padding: var(--space-4xl) var(--space-xl) var(--space-xl);
    border-top: 1px solid var(--slate-200);
}
.squt-footer__grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-3xl);
    max-width: var(--max-width); margin: 0 auto;
    padding-bottom: var(--space-3xl); border-bottom: 1px solid var(--slate-200);
}
.squt-footer__logo { font-size: 1.6rem; font-weight: 700; color: #fff; margin-bottom: var(--space-md); }
.squt-footer__desc { line-height: 1.7; max-width: 320px; }
.squt-footer__heading { color: #fff; font-size: 0.88rem; font-weight: 600; margin-bottom: var(--space-md); text-transform: uppercase; letter-spacing: 0.06em; }
.squt-footer__col { display: flex; flex-direction: column; gap: var(--space-sm); }
.squt-footer__col a { color: var(--slate-500); text-decoration: none; font-size: 0.92rem; transition: color 0.2s; }
.squt-footer__col a:hover { color: #fff; }
.squt-footer__bottom {
    max-width: var(--max-width); margin: var(--space-xl) auto 0;
    text-align: center; font-size: 0.82rem; color: var(--slate-400);
}

/* -- Scroll Animations -- */
.animate-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.animate-on-scroll.is-visible { opacity: 1; transform: translateY(0); }

/* -- Responsive -- */
@media (max-width: 1024px) {
    .hero-section__inner { grid-template-columns: 1fr; }
    .hero-section__card { max-width: 480px; }
    .usecases-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
    .pricing-card--featured { transform: none; }
    .squt-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    /* 1. Einheitlicher Seitenrand: 20px (best practice Mobile) */
    .container { padding: 0 20px; }

    /* 2. Nav: Logo links, Burger rechts, reduzierte Höhe */
    .squt-nav { height: 64px; }
    .squt-nav__links { display: none; }
    .squt-nav__mobile-toggle {
        display: flex; align-items: center; justify-content: center;
        margin-left: auto; min-width: 44px; min-height: 44px;
        color: var(--slate-300);
    }
    .squt-nav__mobile-toggle svg { width: 28px; height: 28px; }
    .squt-nav .btn--primary.btn--sm { display: none; }
    .squt-nav .squt-nav__inner { width: 100%; max-width: 100%; padding: 0 20px; gap: 0; }
    .squt-nav__brand { margin-right: 0; flex-shrink: 0; }
    .squt-nav__logo { height: 44px; padding: 0; }

    /* 3. Hero: angepasst an reduzierte Nav */
    .hero-section { padding-top: calc(64px + var(--space-2xl)); padding-bottom: var(--space-xl); padding-left: 0; padding-right: 0; }
    .hero-section__inner { gap: var(--space-2xl); }
    .hero-section__badge { font-size: 0.82rem; padding: 0.35rem 0.9rem; margin-bottom: var(--space-lg); }
    .hero-section__h1 { font-size: 1.65rem; margin-bottom: var(--space-md); line-height: 1.25; }
    .hero-section__subtitle { font-size: 0.95rem; margin-bottom: var(--space-xl); line-height: 1.65; }
    .hero-section__ctas { flex-direction: column; gap: var(--space-sm); }
    .hero-section__ctas .btn { display: flex; width: 100%; justify-content: center; }
    .hero-section__card { max-width: 100%; }
    .hero-card__header span { font-size: 0.78rem; }
    .hero-card__value { font-size: 0.95rem; }
    .hero-card__savings { font-size: 0.85rem; flex-wrap: wrap; justify-content: center; }

    /* 4. Sections: mehr Abstand zwischen Sections, weniger intern */
    .trust-section { padding: var(--space-2xl) 0; }
    .trust-section__grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
    .trust-counter__value { font-size: 1.8rem; }
    .steps-section__grid { grid-template-columns: 1fr; max-width: 320px; }
    .steps-section__line { display: none; }
    .compare-section { padding: var(--space-2xl) 0; }
    .compare-table-wrap { margin: 0; padding: 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .compare-table { min-width: 480px; }
    .compare-table th, .compare-table td { padding: var(--space-sm) var(--space-md); font-size: 0.82rem; }
    .usecases-grid { grid-template-columns: 1fr; max-width: 360px; margin: 0 auto; }
    .pricing-section { padding: var(--space-2xl) 0; }
    .pricing-card__amount { font-size: 2.2rem; }
    .testimonials-section { padding: var(--space-2xl) 0; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .faq-section { padding: var(--space-2xl) 0; }
    .final-cta { padding: var(--space-2xl) 0; }
    .squt-footer { padding: var(--space-2xl) 0 var(--space-lg); }
    .squt-footer__grid { grid-template-columns: 1fr; gap: var(--space-lg); }
    .squt-footer__desc { max-width: 100%; }
}

@media (max-width: 375px) {
    .squt-nav__logo { height: 38px; }
    .hero-section__h1 { font-size: 1.4rem; }
    .hero-section__subtitle { font-size: 0.9rem; }
    .hero-card__body { padding: var(--space-md); }
    .hero-card__row { gap: var(--space-sm); }
    .hero-card__label { font-size: 0.85rem; }
    .hero-card__value { font-size: 0.85rem; }
    .trust-counter__value { font-size: 1.5rem; }
    .trust-counter__label { font-size: 0.78rem; }
    .pricing-card { padding: var(--space-lg); }
    .pricing-card__amount { font-size: 1.8rem; }
    .faq-item__question { padding: var(--space-md); font-size: 0.92rem; }
}