/* ========================================
   Chris Kawa – Landing Page Styles
   Premium Dark Design mit Gold-Akzenten
   ======================================== */

/* ---------- DESIGN TOKENS ---------- */
:root {
    --color-bg:         #090909;
    --color-bg-alt:     #0c1111;
    --color-bg-card:    #131818;
    --color-accent:     #f7cf5c;
    --color-accent-dark:#986c38;
    --color-accent-glow: rgba(247, 207, 92, 0.12);
    --color-text:       #dfdfdf;
    --color-text-light: #ffffff;
    --color-text-muted: #6b7280;
    --color-border:     rgba(253, 250, 246, 0.08);

    --font-heading: 'Bebas Neue', 'Arial Narrow', sans-serif;
    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --section-padding: 120px;
    --container-width: 1200px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

/* ---------- UTILITIES ---------- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.section-label--center { text-align: center; }

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-text-light);
    line-height: 1;
    margin-bottom: 48px;
}

.section-title--center { text-align: center; }

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: var(--color-bg);
    padding: 16px 40px;
    border-radius: 4px;
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-accent-dark), #7a5528);
    color: var(--color-text-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(247, 207, 92, 0.25);
}

.btn--outline {
    background: transparent;
    color: var(--color-text-light);
    padding: 16px 40px;
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.3);
}

.btn--outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn--secondary {
    background: transparent;
    color: var(--color-accent);
    padding: 12px 0;
    border-bottom: 1px solid var(--color-accent);
    border-radius: 0;
}

.btn--secondary:hover {
    color: var(--color-text-light);
    border-color: var(--color-text-light);
    padding-left: 8px;
}

/* ---------- FADE-IN ANIMATION ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ========================================
   HEADER
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    transition: background var(--transition), padding var(--transition);
}

.header.scrolled {
    background: rgba(10, 14, 20, 0.95);
    backdrop-filter: blur(12px);
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.header__inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo { display: flex; align-items: center; }

.header__logo-img {
    height: 40px;
    width: auto;
}

.header__nav-list {
    display: flex;
    gap: 32px;
}

.header__nav-link {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text);
    position: relative;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition);
}

.header__nav-link:hover { color: var(--color-text-light); }
.header__nav-link:hover::after { width: 100%; }

.header__actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header__socials {
    display: flex;
    gap: 16px;
}

.header__socials a {
    color: var(--color-text-muted);
    transition: color var(--transition);
}

.header__socials a:hover { color: var(--color-accent); }

.header__cta {
    padding: 12px 28px;
    font-size: 0.7rem;
}

.header__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.header__burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-light);
    transition: all var(--transition);
}

/* ========================================
   HERO
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero__container {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__bg-img,
.hero__bg-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
}

.hero__bg-video {
    opacity: 0;
    pointer-events: none;
    transition: opacity 1.2s ease;
}

.hero__bg-video.is-visible {
    opacity: 1;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(to right, rgba(9,9,9,0.85) 0%, rgba(9,9,9,0.6) 45%, rgba(9,9,9,0.2) 75%, rgba(9,9,9,0.1) 100%),
        linear-gradient(to bottom, rgba(9,9,9,0.5) 0%, rgba(9,9,9,0.2) 40%, rgba(9,9,9,0.6) 100%);
}

.hero__content {
    max-width: 550px;
    text-align: left;
}

.hero__subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(5rem, 15vw, 12rem);
    color: var(--color-text-light);
    line-height: 0.9;
    margin-bottom: 24px;
    text-shadow: 0 4px 40px rgba(0,0,0,0.5);
}

.hero__tagline {
    font-size: 1.1rem;
    font-weight: 300;
    color: rgba(255,255,255,0.85);
    max-width: 550px;
    margin: 0 0 40px;
    line-height: 1.7;
}

.hero__ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero__scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 2;
}

.hero__scroll-hint span {
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.hero__scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ========================================
   ABOUT
   ======================================== */
.about {
    padding: var(--section-padding) 0;
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about__images {
    position: relative;
}

.about__image-main {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.about__image-main img {
    width: 100%;
    height: auto;
    display: block;
}

.about__image-accent {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 45%;
    border-radius: 8px;
    overflow: hidden;
    border: 4px solid var(--color-bg);
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}

.about__image-accent img {
    width: 100%;
    height: auto;
    display: block;
}

.about__text {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--color-text);
}

.about__stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.about__stat {
    display: flex;
    flex-direction: column;
}

.about__stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-accent);
}

.about__stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

/* ========================================
   SERVICES
   ======================================== */
.services {
    padding: var(--section-padding) 0;
    background: var(--color-bg-alt);
}

.services__intro {
    text-align: center;
    color: var(--color-text);
    font-size: 1rem;
    max-width: 640px;
    margin: -32px auto 40px;
    line-height: 1.6;
}

.services__tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

.services__tab {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text);
    background: transparent;
    border: 1px solid var(--color-border);
    padding: 18px 36px;
    border-radius: 999px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all var(--transition);
}

.services__tab:hover {
    border-color: rgba(247, 207, 92, 0.4);
    color: var(--color-text-light);
}

.services__tab.is-active {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: var(--color-bg);
    border-color: transparent;
    box-shadow: 0 8px 24px rgba(247, 207, 92, 0.2);
}

.services__tab-icon {
    font-size: 1.1rem;
    line-height: 1;
}

.services__panel {
    animation: panelFade 0.4s ease;
}

.services__panel[hidden] {
    display: none;
}

@keyframes panelFade {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

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

.services__card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: all var(--transition);
    position: relative;
}

.services__card:hover {
    transform: translateY(-8px);
    border-color: rgba(247, 207, 92, 0.2);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.services__card-image {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
}

.services__card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.services__card:hover .services__card-image img {
    transform: scale(1.05);
}

.services__card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 40%, var(--color-bg-card) 100%);
}

.services__card-body {
    padding: 32px 28px;
}

.services__card-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--color-text-light);
    margin-bottom: 12px;
}

.services__card-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 20px;
}

.services__card-features {
    list-style: none;
    margin-bottom: 24px;
}

.services__card-features li {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
}

.services__card-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 600;
}

/* ========================================
   VIDEO SECTION
   ======================================== */
.video-section {
    padding: var(--section-padding) 0;
}

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

.video-section__item {
    border-radius: 8px;
    overflow: hidden;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
}

.video-section__item video {
    width: 100%;
    display: block;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: #000;
}

.video-section__item--wide {
    grid-column: 1 / -1;
    margin-top: 8px;
}

.video-section__caption {
    padding: 16px 20px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   IMPRESSIONS
   ======================================== */
.impressions {
    padding: var(--section-padding) 0;
    background: var(--color-bg-alt);
}

.impressions__row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

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

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

.impressions__item {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.impressions__item img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.impressions__row--1 .impressions__item img {
    max-height: 400px;
}

.impressions__item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(9,9,9,0.6) 100%);
    opacity: 0;
    transition: opacity var(--transition);
}

.impressions__item:hover img {
    transform: scale(1.05);
}

.impressions__item:hover::after {
    opacity: 1;
}

/* ========================================
   REFERENCES
   ======================================== */
.references {
    padding: var(--section-padding) 0;
}

.references__logos {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.references__logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px 20px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--color-text-muted);
    letter-spacing: 1px;
    text-align: center;
    transition: all var(--transition);
}

.references__logo-item:hover {
    border-color: rgba(247, 207, 92, 0.2);
    color: var(--color-text-light);
    background: var(--color-bg-card);
}

.references__events {
    text-align: center;
}

.references__tagline {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* ========================================
   MARQUEE
   ======================================== */
.proof {
    padding: 48px 0;
    background: var(--color-bg-card);
    overflow: hidden;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.proof__marquee {
    overflow: hidden;
    white-space: nowrap;
}

.proof__track {
    display: inline-flex;
    animation: marquee 25s linear infinite;
}

.proof__item {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--color-text-muted);
    padding: 0 36px;
    white-space: nowrap;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ========================================
   EQUIPMENT
   ======================================== */
.equipment {
    padding: 80px 0;
    background: var(--color-bg);
}

.equipment__inner {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    padding: 60px 40px;
    background:
        linear-gradient(135deg, rgba(247,207,92,0.06) 0%, transparent 50%),
        var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 12px;
}

.equipment__title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.equipment__text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 32px;
}

/* ========================================
   CONTACT
   ======================================== */
.contact {
    padding: var(--section-padding) 0;
    background: var(--color-bg-alt);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact__text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 40px;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.contact__detail-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.contact__detail-value {
    font-size: 1.1rem;
    color: var(--color-text-light);
}

a.contact__detail-value:hover { color: var(--color-accent); }

.contact__socials {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px;
}

.contact__socials a {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.contact__socials a:hover { color: var(--color-accent); }

/* Contact Form */
.contact__form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact__form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact__form input,
.contact__form textarea,
.contact__form select {
    width: 100%;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 16px 20px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-light);
    transition: border-color var(--transition);
    -webkit-appearance: none;
}

.contact__form select {
    color: var(--color-text-muted);
    cursor: pointer;
}

.contact__form select option {
    background: var(--color-bg);
    color: var(--color-text-light);
}

.contact__form input::placeholder,
.contact__form textarea::placeholder {
    color: var(--color-text-muted);
}

.contact__form input:focus,
.contact__form textarea:focus,
.contact__form select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.contact__form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact__submit {
    align-self: flex-start;
}

.contact__formnote {
    font-size: 0.75rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin-top: -4px;
}

.contact__formnote a {
    color: var(--color-accent);
}

.contact__formstatus {
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

.contact__formstatus:empty {
    display: none;
}

.contact__formstatus.is-success {
    color: #6ee7a8;
}

.contact__formstatus.is-error {
    color: #f3a3a3;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: 40px 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.footer__logo-img {
    height: 30px;
    width: auto;
    opacity: 0.7;
}

.footer__tagline {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.footer__links {
    display: flex;
    gap: 24px;
}

.footer__links a {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

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

.footer__copy {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    :root { --section-padding: 80px; }

    .services__grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .about__grid,
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about__image-accent {
        right: 0;
        bottom: -24px;
    }

    .video-section__grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }

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

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

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

@media (max-width: 768px) {
    :root { --section-padding: 64px; }

    .header__nav,
    .header__socials,
    .header__cta {
        display: none;
    }

    .header__burger { display: flex; }

    .header.nav-open .header__nav {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(10, 14, 20, 0.98);
        backdrop-filter: blur(16px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        z-index: 999;
    }

    .header.nav-open .header__nav-list {
        flex-direction: column;
        align-items: center;
        gap: 32px;
    }

    .header.nav-open .header__nav-link { font-size: 1.2rem; }

    .header.nav-open .header__burger span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .header.nav-open .header__burger span:nth-child(2) { opacity: 0; }
    .header.nav-open .header__burger span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero__title { font-size: clamp(3.5rem, 12vw, 6rem); }

    .about__stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
        text-align: center;
    }

    .about__stat {
        align-items: center;
    }

    .about__stat-number {
        font-size: 1.35rem;
        line-height: 1.1;
    }

    .about__stat-label {
        font-size: 0.6rem;
        letter-spacing: 0.5px;
    }

    .impressions__row,
    .impressions__row--2 {
        grid-template-columns: 1fr;
    }

    /* Mobil nur die ersten 5 Fotos (Reihe 1 + 2) zeigen */
    .impressions__row--more {
        display: none;
    }

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

    .references__logo-item {
        font-size: 0.9rem;
        padding: 20px 12px;
    }

    .contact__form-row {
        grid-template-columns: 1fr;
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero__ctas {
        flex-direction: column;
        align-items: center;
    }

    .hero__ctas .btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
}