/* Global Styles */
body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Main Content */
.site-particles {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.35;
}

.main {
    position: relative;
    z-index: 1;
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height));
}

.footer {
    position: relative;
    z-index: 1;
}

/* Section Spacing */
.section {
    padding: var(--space-5xl) 0;
    position: relative;
    background: transparent;
}

.section :is(h1, h2, h3, p),
.page-hero__content :is(h1, p) {
    text-shadow: 0 1px 4px var(--bg-primary);
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-4xl) 0;
    }
}

/* Background Variants */
.bg-accent {
    background-color: var(--bg-accent);
}

.bg-secondary {
    background-color: var(--bg-secondary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-md);
}

h1 {
    font-size: var(--font-size-6xl);
}

h2 {
    font-size: var(--font-size-5xl);
}

h3 {
    font-size: var(--font-size-4xl);
}

h4 {
    font-size: var(--font-size-3xl);
}

h5 {
    font-size: var(--font-size-2xl);
}

h6 {
    font-size: var(--font-size-xl);
}

@media (max-width: 768px) {
    h1 {
        font-size: var(--font-size-4xl);
    }
    
    h2 {
        font-size: var(--font-size-3xl);
    }
    
    h3 {
        font-size: var(--font-size-2xl);
    }
}

p {
    margin-bottom: var(--space-md);
}

/* Text Utilities */
.text-center {
    text-align: center;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-outline {
    -webkit-text-stroke: 2px var(--primary-color);
    -webkit-text-fill-color: transparent;
}

/* Section Header */
.section-header {
    margin-bottom: var(--space-4xl);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-color);
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--space-lg);
}

.section-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-lg);
    transition: color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
    position: relative;
    overflow: hidden;
    isolation: isolate;
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: white;
    color: #1a1a1a;
    box-shadow: var(--shadow-md);
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.3) 0%, #667eea 50%, #764ba2 100%);
    transition: height 380ms cubic-bezier(0.22, 1, 0.36, 1);
    z-index: -1;
    border-radius: inherit;
}

.btn:hover::before,
.btn:focus-visible::before {
    height: 100%;
    animation: liquidWaves 900ms ease-in-out infinite;
}

@keyframes liquidWaves {
    0%, 100% {
        clip-path: ellipse(120% 105% at 50% 100%);
    }
    50% {
        clip-path: ellipse(125% 95% at 52% 100%);
    }
}

.filter-btn,
.testimonial-btn {
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.filter-btn::before,
.testimonial-btn::before {
    content: '';
    position: absolute;
    inset: auto 0 0;
    height: 0;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.3), #667eea 50%, #764ba2);
    transition: height 380ms cubic-bezier(0.22, 1, 0.36, 1);
    z-index: -1;
}

.filter-btn:hover:not(.active)::before,
.filter-btn:focus-visible:not(.active)::before,
.testimonial-btn:hover::before,
.testimonial-btn:focus-visible::before {
    height: 100%;
    animation: liquidWaves 900ms ease-in-out infinite;
}

.filter-btn:hover:not(.active),
.filter-btn:focus-visible:not(.active),
.testimonial-btn:hover:not(.active),
.testimonial-btn:focus-visible:not(.active) {
    background: transparent;
    color: #fff;
    border-color: transparent;
}

.filter-btn > *,
.testimonial-btn > * {
    position: relative;
    z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
    .btn,
    .btn::before,
    .filter-btn::before,
    .testimonial-btn::before {
        transition-duration: 0.01ms;
        animation-duration: 0.01ms;
        animation-iteration-count: 1;
    }
}

.btn:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

[data-theme="dark"] .btn {
    background: white;
    color: #1a1a1a;
    border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .btn:hover {
    color: white;
}

.btn span,
.btn svg {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.btn svg {
    transition: transform var(--transition-base);
}

.btn:hover svg {
    transform: translateX(4px);
    animation: arrowBounce 0.6s ease-in-out;
}

@keyframes arrowBounce {
    0%, 100% {
        transform: translateX(4px);
    }
    50% {
        transform: translateX(8px);
    }
}

/* Primary Button */
.btn--primary {
    background: white;
    color: #1a1a1a;
}

.btn--primary::before {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Secondary Button */
.btn--secondary {
    background: white;
    color: #1a1a1a;
}

.btn--secondary::before {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Outline Button */
.btn--outline {
    background: white;
    color: #1a1a1a;
}

.btn--outline::before {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Text Button */
.btn--text {
    background: transparent;
    color: var(--primary-color);
    padding: var(--space-sm) 0;
    font-weight: var(--font-weight-semibold);
    position: relative;
    border: none;
}

.btn--text::before {
    display: none;
}

.btn--text::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.btn--text:hover::after {
    width: 100%;
}

.btn--text svg {
    transition: transform var(--transition-base);
}

.btn--text:hover svg {
    transform: translateX(4px);
}

/* Button Sizes */
.btn--large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--font-size-lg);
}

.btn--small {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-sm);
}

/* Cards */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    transition: var(--transition-all);
    position: relative;
    z-index: 10;
    -webkit-backdrop-filter: blur(var(--glass-blur));
    backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--glass-shadow);
}

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

/* Grid Systems */
.grid {
    display: grid;
    gap: var(--space-2xl);
}

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

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

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

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Loading States */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-secondary) 0%,
        var(--bg-tertiary) 50%,
        var(--bg-secondary) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Scroll to top - Horizontal alignment next to AI button */
.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 90px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 100;
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top svg {
    display: block;
    transition: transform 0.2s ease;
}

.scroll-to-top:hover {
    transform: translateY(-8px) scale(1.08);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.4);
}

.scroll-to-top:hover svg {
    animation: arrowBounceUp 0.6s ease-in-out infinite;
}

@keyframes arrowBounceUp {
    0%, 100% {
        transform: translateY(0);
    }
    25% {
        transform: translateY(-6px);
    }
    50% {
        transform: translateY(0);
    }
    75% {
        transform: translateY(-3px);
    }
}

/* Text-Layer hinter dem Membran-Effekt */
.reveal-text-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -3;
    overflow: hidden;
}

/* Image-Layer mit maskiertem Video - WICHTIG für Hintergrundeffekte */
.reveal-image-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -2;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    opacity: 1;
}

.reveal-text-content {
    position: absolute;
    inset: 0;
    overflow: hidden;
    width: 100%;
    height: 100%;
    font-size: 36px;
    font-weight: bold;
    /* Gradient-Pink/Lila Schrift, bleibt in Dark/Light sichtbar */
    color: transparent;
    background: linear-gradient(135deg, #6366f1 0%, #7c3aed 60%, #ec4899 100%);
    -webkit-background-clip: text;
    background-clip: text;
    opacity: 0.85;
    line-height: 1.3;
    word-spacing: normal;
    white-space: pre;
    word-break: keep-all;
    text-align: left;
}

.reveal-text-content::before {
    content: '';
}

@keyframes scrollText {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-300px);
    }
}

/* Cursor reveal overlay (spotlight) - Canvas based for smooth performance */
.reveal-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    opacity: 1;
    transition: opacity 0.6s ease;
}

.reveal-overlay.is-hidden {
    opacity: 0;
}

.reveal-overlay canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Use each surface's foreground, including cards nested in the first section. */
:root[data-theme="light"] body:has(.reveal-overlay:not(.is-hidden)) .main > .section:first-child:not(.bg-secondary):not(.bg-accent) > :is(h1, h2, h3, p),
:root[data-theme="light"] body:has(.reveal-overlay:not(.is-hidden)) .main > .section:first-child:not(.bg-secondary):not(.bg-accent) > .container > :is(h1, h2, h3, p),
:root[data-theme="light"] body:has(.reveal-overlay:not(.is-hidden)) .main > .section:first-child:not(.bg-secondary):not(.bg-accent) :is(.page-hero__title, .page-hero__description, .section-title, .section-description, .section-label, .services-hero > h2, .services-hero > p) {
    color: var(--text-primary) !important;
    text-shadow: none;
}

:root[data-theme="light"] body:has(.reveal-overlay:not(.is-hidden)) .main > .section:first-child:not(.bg-secondary):not(.bg-accent) .text-gradient {
    text-shadow: none;
}

/* Scroll reveal utility - Advanced animations like landonorris.com */
.reveal {
    opacity: 0;
    will-change: transform, opacity;
    transition-delay: var(--reveal-delay, 0ms);
}

/* Zoom In effect */
.reveal.reveal--zoom-in {
    transform: scale(0.8);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Zoom Out effect */
.reveal.reveal--zoom-out {
    transform: scale(1.2);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Slide from left */
.reveal.reveal--slide-left {
    transform: translateX(-60px);
    transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Slide from right */
.reveal.reveal--slide-right {
    transform: translateX(60px);
    transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Slide from top */
.reveal.reveal--slide-up {
    transform: translateY(-60px);
    transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Slide from bottom */
.reveal.reveal--slide-down {
    transform: translateY(60px);
    transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Combined: Zoom + Slide */
.reveal.reveal--zoom-slide-left {
    transform: translateX(-50px) scale(0.85);
    transition: transform 1s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 1s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

.reveal.reveal--zoom-slide-right {
    transform: translateX(50px) scale(0.85);
    transition: transform 1s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 1s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

/* Stagger rotation */
.reveal.reveal--rotate {
    transform: rotate(-3deg) scale(0.9);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

.reveal.is-visible {
    opacity: 1;
    transform: translate(0, 0) scale(1) rotate(0deg);
}

/* Scroll-Scale Animation (wie landonorris.com) */
.scroll-scale {
    transform-origin: center center;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Horizontal Scroll Section (wie landonorris.com) */
.horizontal-scroll-section {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.horizontal-scroll-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: inherit;
    z-index: -1;
    will-change: transform;
}

.horizontal-scroll-section[data-scroll-direction="right"]::before {
    transform: translateX(100%) scaleX(0);
    transform-origin: left center;
}

.horizontal-scroll-section[data-scroll-direction="left"]::before {
    transform: translateX(-100%) scaleX(0);
    transform-origin: right center;
}

.horizontal-scroll-container {
    width: 100%;
    will-change: transform;
}

.horizontal-scroll-section[data-scroll-direction="right"] .horizontal-scroll-container {
    transform: translateX(100%);
}

.horizontal-scroll-section[data-scroll-direction="left"] .horizontal-scroll-container {
    transform: translateX(-100%);
}

/* Scale-In Section (wie landonorris.com Zoom-Effekt) */
.scale-in-section {
    transform: scale(0.8);
    opacity: 0;
    transform-origin: center center;
    will-change: transform, opacity;
}

.scale-in-content {
    width: 100%;
}

/* Legacy reveal variants must never hide content or enlarge cards. */
:root :is(.reveal, .scroll-reveal, .scale-in-section, .scroll-scale) {
    opacity: 1;
    transform: none;
    transition-duration: 450ms;
    transition-delay: 0ms;
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Styles */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background-color: var(--primary-light);
    color: white;
}

::-moz-selection {
    background-color: var(--primary-light);
    color: white;
}

/* Table Styles */
table {
    width: 100%;
    border-collapse: collapse;
}

table th,
table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
    color: #f9fafb !important;
}

table th {
    background: var(--glass-bg);
    font-weight: var(--font-weight-semibold);
    color: #f9fafb !important;
}

table tbody tr {
    color: #f9fafb !important;
}

table tbody td {
    color: #f9fafb !important;
}

table tbody tr:hover {
    background: rgba(99, 102, 241, 0.05);
}

.main table :is(th, td) {
    color: var(--text-primary) !important;
}
/* Page Hero Styles */
.page-hero {
    padding: var(--space-5xl) 0 var(--space-4xl);
    background: transparent;
    color: var(--text-primary);
    text-align: center;
    position: relative;
}

.page-hero__content {
    position: relative;
    z-index: 1;
}

.page-hero__title {
    font-size: var(--font-size-6xl);
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.page-hero__description {
    font-size: var(--font-size-xl);
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.95;
}