/* ==========================================================================
   AlpGeotech Template – template.css
   Joomla 5.3 | Bootstrap 5 wird über Joomla-Core eingebunden
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
    --color-primary:   #2a947a;
    --color-dark:      #1a2b3c;
    --color-text:      #555555;
    --color-light:     #f8f9fa;
    --color-white:     #ffffff;
    --color-border:    #e9ecef;
    --color-overlay:   rgba(0, 0, 0, 0.45);
    --font-base:       'Roboto', Arial, sans-serif;
    --font-size-base:  15px;
    --line-height:     1.6;
    --container-max:   clamp(960px, 92vw, 2400px);
    --section-padding: 80px 0;
    --header-height:   70px;
    --transition:      0.3s ease;
    --border-radius:   6px;
}

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

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-base);
    color: var(--color-text);
    line-height: var(--line-height);
    background: var(--color-white);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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-dark);
}

:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   3. Skip-Link (Barrierefreiheit)
   -------------------------------------------------------------------------- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    font-weight: 700;
    z-index: 9999;
    transition: top var(--transition);
}

.skip-link:focus {
    top: 0;
}

/* --------------------------------------------------------------------------
   4. Typografie
   -------------------------------------------------------------------------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--color-dark);
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: 2.4rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }

p {
    margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   5. Layout-Hilfeklassen
   -------------------------------------------------------------------------- */
.container {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 1.5rem;
}

.container-fluid {
    width: 100%;
    padding-inline: 1.5rem;
}

.section-label {
    display: block;
    font-size: 0.78rem;
    text-transform: uppercase;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* --------------------------------------------------------------------------
   6. Buttons
   -------------------------------------------------------------------------- */
.btn-primary {
    display: inline-block;
    padding: 0.65rem 1.6rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
    background: #1f7460;
    border-color: #1f7460;
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(42, 148, 122, 0.3);
}

.btn-outline {
    display: inline-block;
    padding: 0.65rem 1.6rem;
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), color var(--transition), transform var(--transition);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   7. Header / Navigation
   -------------------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0);
    transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
    background: var(--color-white);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
}

.site-logo img {
    width: 160px;
    height: auto;
}

.main-nav ul {
    display: flex;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav ul li a {
    display: block;
    padding: 0.45rem 0.85rem;
    color: var(--color-dark);
    font-size: 0.92rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    position: relative;
    transition: color 0.2s ease;
    z-index: 1;
}

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

.main-nav ul li.active > a,
.main-nav ul li.current > a {
    color: var(--color-primary);
}

/* Sliding Pill (Option C — per JS gesetzt) */
.nav-pill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(42, 148, 122, 0.09);
    border-radius: var(--border-radius);
    pointer-events: none;
    opacity: 0;
    transition: transform 0.22s ease, width 0.22s ease, opacity 0.18s ease;
    z-index: 0;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: 1rem;
    flex-shrink: 0;
}

.lang-switcher ul {
    list-style: none;
    display: flex;
    gap: 0.15rem;
    margin: 0;
    padding: 0;
}

.lang-switcher a,
.lang-switcher span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--color-text);
    position: relative;
    z-index: 1;
    transition: color 0.2s ease;
}

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

.lang-switcher .lang-active a,
.lang-switcher li.active a {
    color: var(--color-white);
}

/* Lang-Pill */
.lang-pill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--color-primary);
    border-radius: 4px;
    pointer-events: none;
    transition: transform 0.22s ease, width 0.22s ease;
    z-index: 0;
}

.lang-switcher img {
    width: 18px;
    height: auto;
    border-radius: 2px;
}

/* Hamburger-Button */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   8. Startseite – Sektionen
   -------------------------------------------------------------------------- */

/* Hero */
.section-hero {
    margin-top: var(--header-height);
}

/* --- Section Angebot --- */
.section-angebot {
    padding: var(--section-padding);
    background: var(--color-white);
}

.angebot-inner {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.angebot-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.angebot-card {
    padding: 1.5rem;
    color: inherit;
}

.angebot-card img {
    width: 108px;
    margin-bottom: 0.75rem;
}

.angebot-card br {
    display: none;
}

.angebot-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.angebot-card p {
    font-size: 0.88rem;
    margin: 0;
}

/* --- Section Mission (Parallax) --- */
.section-mission {
    position: relative;
    min-height: 650px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

/* Hintergrundbilder werden jetzt von mod_alpgeotech_bg_section verwaltet
   (Positionen: section-mission-bg / section-produkte-bg) */

.section-mission .container,
.section-produkte .container {
    position: relative;
    z-index: 1;
    width: 100%;
    display: flex;
    justify-content: flex-end;
    padding: 5rem 1.5rem;
}

.mission-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    max-width: 480px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: translateY(-30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.mission-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.mission-card h2 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.mission-card p {
    margin-bottom: 1.5rem;
}

/* --- Section Projekte --- */
.section-projekte {
    padding: 40px 0 30px;
    background: var(--color-light);
    text-align: center;
}

.projekte-vorschau-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
}

.projekte-vorschau-grid a,
.projekte-vorschau-grid .pv-tile {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    display: block;
    text-decoration: none;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    z-index: 0;
}

.projekte-vorschau-grid a:hover,
.projekte-vorschau-grid .pv-tile:hover {
    transform: scale(1.12);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
    z-index: 1;
}

.projekte-vorschau-grid img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
}

.pv-placeholder {
    width: 100%;
    aspect-ratio: 1 / 1;
    background: var(--color-light);
}

.pv-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.72) 0%, transparent 55%);
    display: flex;
    align-items: flex-end;
    padding: 1rem 1rem 1.1rem;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.pv-title {
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.3;
}

.projekte-vorschau-grid a:hover img,
.projekte-vorschau-grid .pv-tile:hover img {
    transform: none;
}

.projekte-vorschau-grid a:hover .pv-overlay,
.projekte-vorschau-grid .pv-tile:hover .pv-overlay {
    opacity: 1;
}

.link-alle {
    font-weight: 600;
    color: var(--color-primary);
}

/* --- Section Produkte (Parallax) --- */
.section-produkte {
    position: relative;
    min-height: 520px;
    overflow: hidden;
    display: flex;
    align-items: center;
    text-align: center;
}

.section-produkte .container {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 5rem 1.5rem;
}

.section-produkte .section-label {
    color: var(--color-white);
    opacity: 0.85;
}

.section-produkte h2 {
    color: var(--color-white);
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

/* Parallax wird per JS direkt auf .agt-bg-section gesetzt (transform:translateY) */

/* --------------------------------------------------------------------------
   9. Footer
   -------------------------------------------------------------------------- */
.page-inner #main-content {
    flex: 1 0 auto;
}

/* Seiten-Titel und leerer Artikel-Wrapper auf Modul-Seiten ausblenden */
.menu-item-153 .page-title-simple,
.menu-item-154 .page-title-simple,
.menu-item-160 .page-title-simple,
.menu-item-161 .page-title-simple {
    display: none;
}

.menu-item-153 .com-content-article,
.menu-item-154 .com-content-article,
.menu-item-160 .com-content-article,
.menu-item-161 .com-content-article {
    display: none;
}

.site-footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--color-border);
    background: var(--color-white);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.footer-logo img {
    width: 140px;
    margin-bottom: 0.5rem;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.75rem;
}

.footer-col p,
.footer-col a {
    font-size: 0.88rem;
    color: var(--color-text);
    line-height: 1.8;
}

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

/* --------------------------------------------------------------------------
   10. Innenseiten
   -------------------------------------------------------------------------- */

/* Einfacher Seitentitel (kein Intro-Bild) */
.page-title-simple {
    padding: 3rem 0 2rem;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
}

.page-title-simple h1 {
    color: var(--color-dark);
    margin: 0;
}

/* Seiten-Hero-Banner */
.page-hero {
    min-height: 280px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    position: relative;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.55) 0%, transparent 60%);
}

.page-hero-content {
    position: relative;
    z-index: 1;
    padding: 2.5rem 1.5rem;
    max-width: var(--container-max);
    margin-inline: auto;
    width: 100%;
}

.page-hero-content h1 {
    color: var(--color-white);
    font-size: 2.2rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Content-Card */
.content-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
}

.content-card:hover {
    transform: scale(1.03);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.content-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.content-card-body {
    padding: 1.25rem;
}

.content-card-body h3 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
}

.content-card-body p {
    font-size: 0.87rem;
    margin: 0;
}

/* Karten-Grids */
.cards-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.cards-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

/* Service-Abschnitte */
.service-section {
    padding: 3rem 0;
    border-bottom: 1px solid var(--color-border);
}

.service-section:last-child {
    border-bottom: none;
}

/* Projekte-Grid (Portfolio) */
.projekte-filter {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 0.45rem 1.1rem;
    border: 2px solid var(--color-border);
    background: none;
    border-radius: 2rem;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-text);
    transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-white);
}

.projekte-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.projekt-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    cursor: pointer;
    transition: opacity var(--transition);
}

.projekt-item.hidden {
    display: none;
}

.projekt-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition);
}

.projekt-item:hover img {
    transform: scale(1.06);
}

.projekt-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26, 43, 60, 0.75);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--transition);
}

.projekt-item:hover .projekt-overlay {
    opacity: 1;
}

.projekt-overlay h3 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.projekt-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.projekt-tag {
    font-size: 0.72rem;
    padding: 0.2rem 0.6rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 2rem;
    font-weight: 600;
}

/* Über Uns */
.team-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 3rem 0;
}

.team-section img {
    border-radius: var(--border-radius);
}

.team-list {
    list-style: none;
    padding: 0;
}

.team-list li {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.92rem;
}

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

.team-list strong {
    color: var(--color-dark);
    display: block;
}

.netzwerk-section {
    padding: 3rem 0;
    text-align: center;
}

.netzwerk-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
}

.netzwerk-grid a {
    display: block;
    flex: 0 0 calc(25% - 1.5rem);
}

.netzwerk-grid img {
    height: 100px;
    width: 100%;
    object-fit: contain;
    filter: grayscale(30%);
    transition: filter var(--transition), transform var(--transition);
}

.netzwerk-grid a:hover img,
.netzwerk-grid a:focus-visible img {
    filter: grayscale(0%);
    transform: scale(1.1);
}

/* Kontakt */
.kontakt-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 3rem 0;
}

.kontakt-map iframe {
    width: 100%;
    height: 400px;
    border: none;
    border-radius: var(--border-radius);
}

.kontakt-info h2 {
    margin-bottom: 1.5rem;
}

.kontakt-info .info-row {
    margin-bottom: 1rem;
}

.kontakt-info .info-row strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-primary);
    margin-bottom: 0.2rem;
}

.contact-form .control-group {
    margin-bottom: 1.25rem;
}

.contact-form label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    color: var(--color-dark);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
    width: 100%;
    padding: 0.65rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 0.92rem;
    font-family: var(--font-base);
    transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: 2px solid transparent;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(42, 148, 122, 0.5);
}

.contact-form textarea {
    min-height: 140px;
    resize: vertical;
}

.contact-form .btn {
    display: inline-block;
    padding: 0.7rem 1.6rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
}

.contact-form .btn:hover {
    background: var(--color-dark);
}

/* Projekte-Karte */
.projekte-page-container {
    padding-top: 3rem;
    padding-bottom: 4rem;
}

.projekte-map-wrapper {
    margin: 2rem 0 2.5rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.projekte-map {
    height: 420px;
    width: 100%;
}

.map-popup img {
    width: 160px;
    height: 100px;
    object-fit: cover;
    display: block;
    margin-bottom: 0.5rem;
    border-radius: 4px;
}

.map-popup a {
    color: var(--color-primary);
    font-size: 0.9rem;
}

/* Breadcrumb */
.breadcrumb-wrapper {
    padding: 0.75rem 0;
    background: var(--color-light);
}

.breadcrumb-wrapper ol {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    font-size: 0.85rem;
}

.breadcrumb-wrapper li + li::before {
    content: '›';
    color: var(--color-text);
}

/* Login-Seite */
.login-page {
    flex: 1 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 1rem;
    background: var(--color-light);
}

.login-card {
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 420px;
    text-align: center;
}

.login-logo {
    display: inline-block;
    margin-bottom: 1.5rem;
}

.login-title {
    font-size: 1.4rem;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.login-form .control-group {
    text-align: left;
    margin-bottom: 1rem;
}

.login-form label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
}

.login-form input[type="text"],
.login-form input[type="email"],
.login-form input[type="password"] {
    width: 100%;
    padding: 0.65rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 0.92rem;
    font-family: var(--font-base);
    transition: border-color var(--transition);
}

.login-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(42, 148, 122, 0.2);
}

.login-remember {
    text-align: left;
    margin-bottom: 1.25rem;
    font-size: 0.88rem;
}

.btn-login {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
    margin-bottom: 1.25rem;
}

.btn-login:hover {
    background: var(--color-dark);
}

.login-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.85rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
    margin-top: 0.5rem;
}

.login-links a {
    color: var(--color-primary);
}

.login-links a:hover {
    color: var(--color-dark);
}

/* Fehlerseite */
.page-error {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    text-align: center;
    padding: 2rem;
}

.page-error h1 {
    font-size: 6rem;
    color: var(--color-primary);
}

.page-error p {
    max-width: 500px;
}

/* page-content */
.page-content {
    padding: 3rem 0;
}

/* --------------------------------------------------------------------------
   Innenseiten-Layout mit optionaler Sidebar-Navigation
   -------------------------------------------------------------------------- */
.page-with-sidebar {
    display: grid;
    grid-template-columns: 240px 1fr;
    max-width: var(--container-max);
    margin-inline: auto;
}

/* Spalte selbst bleibt in normalem Flow (stretch = Standard),
   damit sie so hoch wie der Content wird — das Nav-Element
   darin übernimmt position:sticky */
.page-sidebar-col {
    /* 40px (Abschnitt-padding-top) minus 20px (Link-padding-top) = Startlinie bündig */
    padding: calc(40px - 20px) 0 2rem 1.5rem;
}

/* Hauptinhalt neben der Sidebar */
.page-main-col {
    min-width: 0; /* verhindert Grid-Overflow */
}

/* Artikel-Text-Wrapper: auf normalen Seiten 2rem Abstand oben/unten */
.article-body {
    padding: 2rem 1.5rem;
}

/* Im Sidebar-Layout kein oberer Abstand — Sections bringen eigenes Padding mit */
.page-with-sidebar .page-main-col .article-body {
    padding-top: 0;
}

/* Unterhalb 1100 px: Sidebar ausblenden, volle Breite für Content */
@media (max-width: 1100px) {
    .page-with-sidebar {
        grid-template-columns: 1fr;
    }

    .page-sidebar-col {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   10.5 Project Detail Page
   Two-column layout for articles in the "Projekte" category, shown once
   custom fields from the "Project Details" field group are filled in
   (Client, Year, Location, Technology, Quote, Gallery).
   -------------------------------------------------------------------------- */
.project-header {
    padding-block: 2.5rem 0;
}

.project-back-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.75rem;
    margin-bottom: 1.25rem;
}

.project-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
}

.project-back-link:hover {
    color: var(--color-dark);
}

.project-title {
    position: relative;
    z-index: 1;
    margin-bottom: 2.5rem;
}

.project-intro-row {
    display: grid;
    grid-template-columns: minmax(0, var(--intro-image-width, 50%)) 1fr;
    gap: 3rem;
    align-items: center;
    padding-bottom: 3rem;
}

.project-intro-media img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 14px;
    box-shadow: 0 12px 32px rgba(26, 43, 60, 0.12);
}

.project-intro-media figcaption {
    margin-top: 0.6rem;
    font-size: 0.82rem;
    font-style: italic;
    color: var(--color-text);
}

.project-intro-text {
    position: relative;
    z-index: 1;
}

.project-intro-text p {
    font-size: 1.6rem;
    color: var(--color-dark);
    line-height: 1.5;
    margin-bottom: 0;
}

/* Subtle decorative glow behind the title and the intro paragraph */
.project-title::before,
.project-intro-text::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -10%;
    width: 85%;
    height: 160%;
    background: radial-gradient(ellipse at center, rgba(42, 148, 122, 0.10) 0%, rgba(42, 148, 122, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.project-detail {
    padding-block: 1rem 4rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.project-section-block {
    margin-bottom: 2.25rem;
}

.project-section-block:last-child {
    margin-bottom: 0;
}

.project-section-block h2 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

/* Up to 3 map/diagram images shown right after the main text */
.project-text-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.project-text-images img {
    width: var(--text-image-size, 100%);
    margin-inline: auto;
    display: block;
    border-radius: var(--border-radius);
    box-shadow: 0 6px 20px rgba(26, 43, 60, 0.1);
}

/* Breathing room between the maps/diagrams above and the References
   section below -- otherwise the heading sits right against the images. */
.project-references {
    margin-top: 2.5rem;
}

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

.project-content {
    min-width: 0;
}

.project-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
}

.project-info-box {
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.75rem;
}

.project-info-title {
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-primary);
}

.project-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.project-info-row dt {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.project-info-row dd {
    color: var(--color-dark);
    font-weight: 500;
}

.project-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.projekt-tag-outline {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

.project-quote {
    position: relative;
    margin: 0;
    padding: 2.5rem 3rem;
    background: var(--color-dark);
    color: var(--color-white);
    border-radius: var(--border-radius);
}

.project-quote::before {
    content: '\201C';
    position: absolute;
    top: 0.25rem;
    left: 1.25rem;
    font-family: Georgia, serif;
    font-size: 4rem;
    line-height: 1;
    color: var(--quote-mark-color, var(--color-primary));
}

.project-quote p {
    font-size: 1.3rem;
    font-style: italic;
    line-height: 1.5;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.project-quote cite {
    font-style: normal;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-primary);
}

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

.project-gallery-item {
    display: block;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    cursor: zoom-in;
}

.project-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.project-gallery-item:hover img {
    transform: scale(1.06);
}

.project-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(26, 43, 60, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 2rem;
}

.project-lightbox[hidden] {
    display: none;
}

.project-lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--border-radius);
}

.project-lightbox-close,
.project-lightbox-prev,
.project-lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.project-lightbox-close:hover,
.project-lightbox-prev:hover,
.project-lightbox-next:hover {
    background: var(--color-primary);
}

.project-lightbox-close {
    top: 1.5rem;
    right: 1.5rem;
}

.project-lightbox-prev {
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

.project-lightbox-next {
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

@media (max-width: 1100px) {
    .project-detail-grid {
        grid-template-columns: 1fr;
    }

    .project-sidebar {
        position: static;
    }
}

@media (max-width: 900px) {
    .project-intro-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .project-intro-text p {
        font-size: 1.35rem;
    }

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

    .project-quote {
        padding: 2rem 1.75rem;
    }

    .project-quote p {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .project-gallery {
        grid-template-columns: 1fr;
    }

    .project-lightbox-prev,
    .project-lightbox-next {
        width: 36px;
        height: 36px;
        font-size: 1.2rem;
    }
}

/* --------------------------------------------------------------------------
   11. Responsive Breakpoints
   -------------------------------------------------------------------------- */

/* Tablet / mittlere Breite */
@media (max-width: 900px) {
    .angebot-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }

    .cards-grid-3,
    .cards-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

/* Schmale Tablets / große Smartphones */
@media (max-width: 768px) {
    /* Hamburger einblenden, Navigation ausblenden */
    .hamburger {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-white);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        transform: translateY(-110%);
        transition: transform var(--transition);
        z-index: 999;
        padding: 1rem 1.5rem;
    }

    .main-nav.open {
        transform: translateY(0);
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
    }

    .main-nav ul li a {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--color-border);
    }

    /* Mission-Card: volle Breite zentriert */
    .section-mission .container {
        justify-content: center;
    }

    .mission-card {
        max-width: 100%;
    }

    /* Team & Kontakt: 1-spaltig */
    .team-section {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .kontakt-layout {
        grid-template-columns: 1fr;
    }
}

/* Smartphones */
@media (max-width: 480px) {
    h1 { font-size: 1.9rem; }
    h2 { font-size: 1.6rem; }

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

    .projekte-vorschau-grid {
        grid-template-columns: 1fr;
    }

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

    .cards-grid-3,
    .cards-grid-4 {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
    }
}

/* Barrierefreiheit: Animationen für Nutzer mit Bewegungsempfindlichkeit reduzieren */
@media (prefers-reduced-motion: reduce) {
    .content-card, .mission-card,
    .projekte-vorschau-grid img, .projekt-item img,
    .site-header, .main-nav, .skip-link {
        transition: none !important;
    }
    .mission-card { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   12. Utility-Klassen (Module Advanced Tab)
   Verwendung: Advanced-Tab → Modulklasse → z.B. "agt-slide-up agt-hover-lift"
   -------------------------------------------------------------------------- */

/* --- Scroll-Animationen (werden per IntersectionObserver aktiviert) --- */
.agt-fade-in {
    opacity: 0;
    transition: opacity 0.7s ease;
}
.agt-fade-in.agt-visible { opacity: 1; }

.agt-slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.agt-slide-up.agt-visible { opacity: 1; transform: translateY(0); }

.agt-slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.agt-slide-left.agt-visible { opacity: 1; transform: translateX(0); }

.agt-slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.agt-slide-right.agt-visible { opacity: 1; transform: translateX(0); }

.agt-zoom-in {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.agt-zoom-in.agt-visible { opacity: 1; transform: scale(1); }

/* Verzögerungen für gestaffelte Animationen */
.agt-delay-1 { transition-delay: 0.1s; }
.agt-delay-2 { transition-delay: 0.2s; }
.agt-delay-3 { transition-delay: 0.3s; }
.agt-delay-4 { transition-delay: 0.4s; }

/* --- Hover-Effekte --- */
.agt-hover-lift {
    transition: transform var(--transition), box-shadow var(--transition);
    cursor: default;
}
.agt-hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.14);
}

.agt-hover-glow {
    transition: box-shadow var(--transition);
}
.agt-hover-glow:hover {
    box-shadow: 0 0 28px rgba(42, 148, 122, 0.45);
}

.agt-hover-zoom {
    transition: transform var(--transition);
    overflow: hidden;
    display: block;
}
.agt-hover-zoom:hover { transform: scale(1.04); }

.agt-hover-border {
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    transition: border-color var(--transition);
}
.agt-hover-border:hover { border-color: var(--color-primary); }

/* --- Ausrichtung & Layout --- */
.agt-center {
    text-align: center;
}
.agt-center-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* --- Hintergrund-Varianten --- */
.agt-bg-light  { background: var(--color-light);   padding: 2rem; border-radius: var(--border-radius); }
.agt-bg-dark   { background: var(--color-dark);    padding: 2rem; border-radius: var(--border-radius); color: var(--color-white); }
.agt-bg-primary{ background: var(--color-primary); padding: 2rem; border-radius: var(--border-radius); color: var(--color-white); }

/* --------------------------------------------------------------------------
   13. Project Detail — "Other Projects" carousel
   Auto-scrolling strip fed from the mod_alpgeotech_section "Projects EN/
   Projekte DE" modules (see html/com_content/article/default.php). Card
   list is rendered twice back-to-back so scrolling wraps seamlessly in
   either direction. Scrolling itself (auto-play + mouse/touch drag) is
   driven by JS -- see template.js "PROJECT OTHER-PROJECTS CAROUSEL".
   -------------------------------------------------------------------------- */
.project-related {
    padding: 4rem 0;
    background: var(--color-light);
    overflow: hidden;
}

.project-related-heading {
    margin-bottom: 2rem;
}

.project-carousel {
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    cursor: grab;
    scrollbar-width: none;
    -ms-overflow-style: none;
    /* The page sets html { scroll-behavior: smooth } for anchor links; that
       can leak into this element in some browsers and fight the per-frame
       scrollLeft updates from the carousel script (visible as a rapid
       left/right "trembling"). Force instant scrolling here -- the carousel's
       own JS animation already provides the smooth motion. */
    scroll-behavior: auto;
    -webkit-mask-image: linear-gradient(to right, transparent 0, #000 4%, #000 96%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0, #000 4%, #000 96%, transparent 100%);
}

.project-carousel::-webkit-scrollbar {
    display: none;
}

.project-carousel.is-dragging {
    cursor: grabbing;
    scroll-behavior: auto;
}

.project-carousel-track {
    display: flex;
    gap: 1.5rem;
    width: max-content;
    padding-inline: 1.5rem;
}

/* Scrub bar: hidden until the visitor hovers the carousel, shows current
   position and lets them click/drag to jump anywhere in the loop. Autoplay
   (and the hover-to-reverse-direction behaviour) keeps running underneath. */
.project-carousel-wrap {
    position: relative;
}

.project-carousel-progress {
    height: 4px;
    margin: 0.85rem 1.5rem 0;
    background: var(--color-border);
    border-radius: 2px;
    opacity: 0;
    transition: opacity var(--transition);
    cursor: pointer;
}

.project-carousel-wrap:hover .project-carousel-progress,
.project-carousel-wrap:focus-within .project-carousel-progress,
.project-carousel-progress.is-scrubbing {
    opacity: 1;
}

.project-carousel-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--color-primary);
    border-radius: 2px;
}

.project-carousel-card {
    flex: 0 0 300px;
    background: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(26, 43, 60, 0.08);
    transition: transform var(--transition), box-shadow var(--transition);
}

.project-carousel-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 32px rgba(26, 43, 60, 0.16);
}

.project-carousel-card img {
    width: 100%;
    height: 190px;
    object-fit: cover;
}

.project-carousel-card-body {
    padding: 1.25rem;
}

.project-carousel-card-body h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.project-carousel-card-body p {
    font-size: 0.85rem;
    color: var(--color-text);
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (max-width: 600px) {
    .project-carousel-card {
        flex-basis: 250px;
    }
}

/* Note: the carousel does not check prefers-reduced-motion -- it always
   auto-plays, by deliberate site-wide choice (see also: the .agt-fade-in /
   .agt-slide-* / .agt-zoom-in utility classes above, which likewise always
   animate regardless of that OS/browser preference). */