/* ===================================
   AscandiWeb - Style Sheet
   Ascandi GmbH - Business Intelligence Consulting
   =================================== */

/* --- Custom Properties --- */
:root {
    --color-primary: #1B7A3D;
    --color-primary-dark: #15612F;
    --color-primary-light: #2a9c52;
    --color-dark: #2D2D2D;
    --color-light: #F5F5F5;
    --color-white: #FFFFFF;
    --color-accent: #6B6B6B;
    --color-border: #E0E0E0;

    --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    --max-width: 1200px;
    --nav-height: 70px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-dark);
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition);
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav__logo img {
    height: 42px;
    width: auto;
}

.nav__links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav__links a {
    display: block;
    padding: 8px 16px;
    color: var(--color-dark);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background-color var(--transition);
}

.nav__links a:hover,
.nav__links a:focus {
    color: var(--color-primary);
    background-color: rgba(27, 122, 61, 0.06);
}

/* Hamburger Menu */
.nav__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}

.nav__hamburger span {
    display: block;
    width: 100%;
    height: 2.5px;
    background-color: var(--color-dark);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav__hamburger.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.nav__hamburger.active span:nth-child(2) {
    opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Hero Section --- */
.hero {
    margin-top: var(--nav-height);
    padding: 80px 0 100px;
    background: linear-gradient(135deg, var(--color-dark) 0%, #3a3a3a 100%);
    color: var(--color-white);
    text-align: center;
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 80%, rgba(27, 122, 61, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 20%, rgba(27, 122, 61, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero__logo-wrapper {
    display: inline-block;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 32px 44px;
    margin: 0 auto 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    animation: fadeInDown 0.8s ease-out;
}

.hero__logo {
    max-width: 400px;
    display: block;
}

.hero__title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero__title span {
    color: var(--color-primary-light);
}

.hero__subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero__cta {
    display: inline-block;
    padding: 14px 36px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero__cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(27, 122, 61, 0.35);
}

/* --- Section Base --- */
.section {
    padding: 80px 0;
}

.section--alt {
    background-color: var(--color-light);
}

.section__header {
    text-align: center;
    margin-bottom: 56px;
}

.section__title {
    font-size: 2rem;
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
}

.section__title::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--color-primary);
    margin: 16px auto 0;
    border-radius: 2px;
}

.section__subtitle {
    font-size: 1.05rem;
    color: var(--color-accent);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Leistungen (Services) --- */
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.service-card__icon {
    width: 52px;
    height: 52px;
    background: rgba(27, 122, 61, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.service-card__title {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.service-card__text {
    font-size: 0.95rem;
    color: var(--color-accent);
    line-height: 1.6;
}

/* --- Technologien (Technologies) --- */
.tech__categories {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.tech-category__title {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid rgba(27, 122, 61, 0.2);
}

.tech-category__items {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-dark);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.tech-badge:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.tech-badge--cert {
    background: rgba(27, 122, 61, 0.08);
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    font-weight: 600;
}

.tech-badge--cert::before {
    content: '\2713';
    font-weight: 700;
}

/* --- Ueber mich (About) --- */
.about__content {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 48px;
    align-items: start;
}

.about__image-wrapper {
    position: relative;
}

.about__image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.about__text h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.about__text p {
    color: var(--color-accent);
    margin-bottom: 16px;
    line-height: 1.7;
}

.about__facts {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 28px 0;
}

.about__fact {
    text-align: center;
    background: var(--color-light);
    border-radius: var(--radius-md);
    padding: 20px 12px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.about__fact:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.about__fact-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    transition: color var(--transition);
    font-variant-numeric: tabular-nums;
}

.about__fact-number--text {
    font-size: 1.6rem;
}

.about__fact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-accent);
    margin-top: 6px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.about__branches {
    margin-top: 28px;
}

.about__branches-title {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: 14px;
}

.about__branches-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.about__branch {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.about__branch:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.about__branch-icon {
    font-size: 1.3rem;
    line-height: 1;
}

.about__branch-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-dark);
}

/* --- Referenzen (References) --- */
.references__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.reference-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    position: relative;
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.reference-card__quote {
    font-size: 2rem;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 16px;
}

.reference-card__title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.4;
}

.reference-card__text {
    font-size: 0.9rem;
    color: var(--color-accent);
    line-height: 1.6;
}

.reference-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.reference-card__tag {
    padding: 4px 10px;
    background: var(--color-light);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--color-accent);
    font-weight: 500;
}

/* --- Kontakt (Contact) --- */
.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact__info h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.contact__info > p {
    color: var(--color-accent);
    margin-bottom: 32px;
}

.contact__items {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact__item-icon {
    width: 44px;
    height: 44px;
    background: rgba(27, 122, 61, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact__item-label {
    font-size: 0.85rem;
    color: var(--color-accent);
    margin-bottom: 2px;
}

.contact__item-value {
    font-weight: 600;
    font-size: 1rem;
}

.contact__item-value a {
    color: var(--color-dark);
    text-decoration: none;
}

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

.contact__cta {
    background: var(--color-light);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.contact__cta h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.contact__cta p {
    color: var(--color-accent);
    margin-bottom: 28px;
    max-width: 400px;
}

.contact__cta-btn {
    display: inline-block;
    padding: 14px 36px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.contact__cta-btn:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(27, 122, 61, 0.35);
}

/* --- Footer --- */
.footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 32px 0;
}

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

.footer__links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition);
}

.footer__links a:hover {
    color: var(--color-white);
}

.footer__copy {
    font-size: 0.9rem;
}

/* --- Legal Page Content --- */
.legal-page {
    margin-top: var(--nav-height);
    padding: 60px 0 80px;
    min-height: calc(100vh - var(--nav-height) - 96px);
}

.legal-page__content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-page__content h1 {
    font-size: 2rem;
    margin-bottom: 32px;
    position: relative;
    display: inline-block;
}

.legal-page__content h1::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--color-primary);
    margin-top: 16px;
    border-radius: 2px;
}

.legal-page__content h2 {
    font-size: 1.3rem;
    margin-top: 32px;
    margin-bottom: 12px;
}

.legal-page__content h3 {
    font-size: 1.1rem;
    margin-top: 28px;
    margin-bottom: 10px;
}

.legal-page__content p {
    color: var(--color-accent);
    margin-bottom: 16px;
    line-height: 1.7;
}

.legal-page__content a {
    color: var(--color-primary);
    text-decoration: underline;
}

.legal-page__content a:hover {
    color: var(--color-primary-dark);
}

.legal-page__content table {
    border-collapse: collapse;
    margin-bottom: 16px;
}

.legal-page__content td {
    padding: 4px 16px 4px 0;
    color: var(--color-accent);
    vertical-align: top;
}

.legal-page__back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 32px;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.legal-page__back:hover {
    color: var(--color-primary-dark);
}

/* --- Animations --- */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* --- Responsive Design --- */

/* Tablet */
@media (max-width: 992px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .references__grid .reference-card:last-child {
        grid-column: 1 / -1;
        max-width: 50%;
        margin: 0 auto;
    }

    .about__content {
        grid-template-columns: 220px 1fr;
        gap: 32px;
    }

    .about__facts {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .contact__content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --nav-height: 60px;
    }

    .nav__hamburger {
        display: flex;
    }

    .nav__links {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-white);
        box-shadow: var(--shadow-md);
        padding: 16px;
        gap: 4px;
    }

    .nav__links.active {
        display: flex;
    }

    .nav__links a {
        padding: 12px 16px;
        font-size: 1rem;
    }

    .hero {
        padding: 50px 0 70px;
    }

    .hero__logo-wrapper {
        padding: 24px 28px;
        margin-bottom: 24px;
    }

    .hero__logo {
        max-width: 280px;
    }

    .hero__title {
        font-size: 1.7rem;
    }

    .hero__subtitle {
        font-size: 1rem;
    }

    .section {
        padding: 56px 0;
    }

    .section__title {
        font-size: 1.6rem;
    }

    .section__header {
        margin-bottom: 36px;
    }

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

    .about__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about__image-wrapper {
        max-width: 240px;
        margin: 0 auto;
    }

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

    .about__branches-grid {
        justify-content: center;
    }

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

    .references__grid .reference-card:last-child {
        max-width: 100%;
    }

    .footer .container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .footer__links {
        order: 1;
    }

    .footer__copy {
        order: 2;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero__title {
        font-size: 1.4rem;
    }

    .hero__logo-wrapper {
        padding: 20px 24px;
    }

    .hero__logo {
        max-width: 220px;
    }

    .about__facts {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .contact__cta {
        padding: 28px 20px;
    }
}