/* Anmeldeseite (/login) - Stile aus der frueheren pages/auth/login.php, unveraendert uebernommen. */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0a0f1e !important;
    color: #ffffff !important; /* Verhindert schwarzen Text durch theme.css Light-Mode-Override */
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
}

/* ULTRA ANIMATED BACKGROUND */
.background-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

/* Gradient Animation */
.gradient-bg {
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(108, 183, 62, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(30, 76, 156, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
        linear-gradient(135deg, #0a0f1e 0%, #1a1f3e 100%);
    -webkit-animation: gradientShift 25s ease-in-out infinite;
    animation: gradientShift 25s ease-in-out infinite;
}

@-webkit-keyframes gradientShift {
    0% { 
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    25% { 
        transform: translate(-3%, 3%) scale(1.05);
        opacity: 0.95;
    }
    50% { 
        transform: translate(0, 5%) scale(1.1);
        opacity: 0.9;
    }
    75% { 
        transform: translate(3%, 3%) scale(1.05);
        opacity: 0.95;
    }
    100% { 
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
}

@keyframes gradientShift {
    0% { 
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    25% { 
        transform: translate(-3%, 3%) scale(1.05);
        opacity: 0.95;
    }
    50% { 
        transform: translate(0, 5%) scale(1.1);
        opacity: 0.9;
    }
    75% { 
        transform: translate(3%, 3%) scale(1.05);
        opacity: 0.95;
    }
    100% { 
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
}

/* Floating Geometric Shapes */
.shape {
    position: absolute;
    opacity: 0.08;
    -webkit-animation: floatShape 25s infinite;
    animation: floatShape 25s infinite;
}

.shape.circle {
    border-radius: 50%;
    background: linear-gradient(135deg, #6cb73e, #1e4c9c);
}

.shape.square {
    background: linear-gradient(135deg, #1e4c9c, #764ba2);
    transform: rotate(45deg);
}

.shape.triangle {
    width: 0;
    height: 0;
    background: transparent;
    border-left: 50px solid transparent;
    border-right: 50px solid transparent;
    border-bottom: 87px solid rgba(108, 183, 62, 0.15);
}

.shape:nth-child(1) { width: 100px; height: 100px; top: 10%; left: 10%; -webkit-animation-delay: 0s; animation-delay: 0s; -webkit-animation-duration: 30s; animation-duration: 30s; }
.shape:nth-child(2) { width: 150px; height: 150px; top: 60%; left: 80%; -webkit-animation-delay: 5s; animation-delay: 5s; -webkit-animation-duration: 35s; animation-duration: 35s; }
.shape:nth-child(3) { width: 80px; height: 80px; top: 80%; left: 15%; -webkit-animation-delay: 2s; animation-delay: 2s; -webkit-animation-duration: 32s; animation-duration: 32s; }
.shape:nth-child(4) { width: 120px; height: 120px; top: 20%; left: 75%; -webkit-animation-delay: 7s; animation-delay: 7s; -webkit-animation-duration: 38s; animation-duration: 38s; }
.shape:nth-child(5) { top: 40%; left: 50%; -webkit-animation-delay: 10s; animation-delay: 10s; -webkit-animation-duration: 40s; animation-duration: 40s; }
.shape:nth-child(6) { width: 90px; height: 90px; top: 70%; left: 60%; -webkit-animation-delay: 3s; animation-delay: 3s; -webkit-animation-duration: 34s; animation-duration: 34s; }

@-webkit-keyframes floatShape {
    0%, 100% { 
        transform: translate(0, 0) rotate(0deg) scale(1);
        opacity: 0.08;
    }
    20% { 
        transform: translate(20px, -30px) rotate(72deg) scale(1.1);
        opacity: 0.1;
    }
    40% { 
        transform: translate(-15px, -60px) rotate(144deg) scale(0.9);
        opacity: 0.06;
    }
    60% { 
        transform: translate(25px, -90px) rotate(216deg) scale(1.15);
        opacity: 0.12;
    }
    80% { 
        transform: translate(-10px, -120px) rotate(288deg) scale(0.85);
        opacity: 0.07;
    }
}

@keyframes floatShape {
    0%, 100% { 
        transform: translate(0, 0) rotate(0deg) scale(1);
        opacity: 0.08;
    }
    20% { 
        transform: translate(20px, -30px) rotate(72deg) scale(1.1);
        opacity: 0.1;
    }
    40% { 
        transform: translate(-15px, -60px) rotate(144deg) scale(0.9);
        opacity: 0.06;
    }
    60% { 
        transform: translate(25px, -90px) rotate(216deg) scale(1.15);
        opacity: 0.12;
    }
    80% { 
        transform: translate(-10px, -120px) rotate(288deg) scale(0.85);
        opacity: 0.07;
    }
}

/* Particle System */
.particle-container {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(108, 183, 62, 0.6);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(108, 183, 62, 0.8);
    -webkit-animation: particleFloat 15s infinite;
    animation: particleFloat 15s infinite;
}

@-webkit-keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(100px) scale(1);
        opacity: 0;
    }
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(100px) scale(1);
        opacity: 0;
    }
}

/* Grid Lines Animation */
.grid-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(108, 183, 62, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108, 183, 62, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    -webkit-animation: gridMove 20s linear infinite;
    animation: gridMove 20s linear infinite;
    opacity: 0.5;
}

@-webkit-keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Light Rays */
.light-ray {
    position: absolute;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, 
        transparent 0%, 
        rgba(108, 183, 62, 0.15) 30%,
        rgba(108, 183, 62, 0.3) 50%, 
        rgba(108, 183, 62, 0.15) 70%,
        transparent 100%);
    -webkit-animation: lightRayMove 10s ease-in-out infinite;
    animation: lightRayMove 10s ease-in-out infinite;
    filter: blur(1px);
}

.light-ray:nth-child(1) { left: 20%; -webkit-animation-delay: 0s; animation-delay: 0s; }
.light-ray:nth-child(2) { left: 50%; -webkit-animation-delay: 3.3s; animation-delay: 3.3s; }
.light-ray:nth-child(3) { left: 80%; -webkit-animation-delay: 6.6s; animation-delay: 6.6s; }

@-webkit-keyframes lightRayMove {
    0%, 100% { 
        opacity: 0; 
        transform: translateY(100%);
    }
    10% {
        opacity: 0.5;
        transform: translateY(0);
    }
    50% { 
        opacity: 1; 
        transform: translateY(-20%);
    }
    90% {
        opacity: 0.5;
        transform: translateY(-100%);
    }
}

@keyframes lightRayMove {
    0%, 100% { 
        opacity: 0; 
        transform: translateY(100%);
    }
    10% {
        opacity: 0.5;
        transform: translateY(0);
    }
    50% { 
        opacity: 1; 
        transform: translateY(-20%);
    }
    90% {
        opacity: 0.5;
        transform: translateY(-100%);
    }
}

/* LOGIN CONTAINER */
.login-container {
    background: rgba(15, 20, 35, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 60px;
    border-radius: 30px;
    box-shadow: 
        0 30px 90px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(108, 183, 62, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    margin: 0 auto;
    position: relative;
    z-index: 10;
    -webkit-animation: containerAppear 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: containerAppear 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 1px solid rgba(108, 183, 62, 0.1);
    overflow-wrap: break-word;
    word-break: break-word;
}

@-webkit-keyframes containerAppear {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(50px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes containerAppear {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(50px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* MEGA COOL LOGO ANIMATION */
.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 50px;
    position: relative;
}

.logo-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    -webkit-animation: logoFloat 6s ease-in-out infinite;
    animation: logoFloat 6s ease-in-out infinite;
    will-change: transform;
}

@-webkit-keyframes logoFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
    }
    16.6% {
        transform: translateY(-6px) rotate(0.5deg);
    }
    33.3% {
        transform: translateY(-10px) rotate(1deg);
    }
    50% { 
        transform: translateY(-12px) rotate(0deg);
    }
    66.6% {
        transform: translateY(-10px) rotate(-1deg);
    }
    83.3% {
        transform: translateY(-6px) rotate(-0.5deg);
    }
}

@keyframes logoFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
    }
    16.6% {
        transform: translateY(-6px) rotate(0.5deg);
    }
    33.3% {
        transform: translateY(-10px) rotate(1deg);
    }
    50% { 
        transform: translateY(-12px) rotate(0deg);
    }
    66.6% {
        transform: translateY(-10px) rotate(-1deg);
    }
    83.3% {
        transform: translateY(-6px) rotate(-0.5deg);
    }
}

.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(108, 183, 62, 0.3) 0%, transparent 70%);
    -webkit-animation: glowPulse 6s ease-in-out infinite;
    animation: glowPulse 6s ease-in-out infinite;
    border-radius: 50%;
    will-change: transform, opacity;
}

@-webkit-keyframes glowPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.3;
    }
    25% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.7;
    }
    75% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
}

@keyframes glowPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.3;
    }
    25% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.7;
    }
    75% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
}

.ibc-logo {
    width: 150px;
    max-width: 100%;
    height: auto;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 10px 30px rgba(108, 183, 62, 0.5));
    -webkit-animation: logoEntrance 1.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: logoEntrance 1.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@-webkit-keyframes logoEntrance {
    0% {
        opacity: 0;
        transform: scale(0) rotate(-360deg);
        filter: drop-shadow(0 0 80px rgba(108, 183, 62, 1)) blur(20px);
    }
    40% {
        opacity: 0.5;
        transform: scale(0.5) rotate(-180deg);
        filter: drop-shadow(0 0 60px rgba(108, 183, 62, 0.8)) blur(10px);
    }
    70% {
        transform: scale(1.15) rotate(15deg);
        filter: drop-shadow(0 15px 40px rgba(108, 183, 62, 0.7));
    }
    85% {
        transform: scale(0.95) rotate(-5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
        filter: drop-shadow(0 10px 30px rgba(108, 183, 62, 0.5));
    }
}

@keyframes logoEntrance {
    0% {
        opacity: 0;
        transform: scale(0) rotate(-360deg);
        filter: drop-shadow(0 0 80px rgba(108, 183, 62, 1)) blur(20px);
    }
    40% {
        opacity: 0.5;
        transform: scale(0.5) rotate(-180deg);
        filter: drop-shadow(0 0 60px rgba(108, 183, 62, 0.8)) blur(10px);
    }
    70% {
        transform: scale(1.15) rotate(15deg);
        filter: drop-shadow(0 15px 40px rgba(108, 183, 62, 0.7));
    }
    85% {
        transform: scale(0.95) rotate(-5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
        filter: drop-shadow(0 10px 30px rgba(108, 183, 62, 0.5));
    }
}

/* CLEAN & SMOOTH BACKGROUND ANIMATION */

/* Base gradient with pulse */
.gradient-wave {
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(108, 183, 62, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(30, 76, 156, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
    -webkit-animation: waveMove 20s ease-in-out infinite;
    animation: waveMove 20s ease-in-out infinite;
}

@-webkit-keyframes waveMove {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(5%, -5%) rotate(120deg);
    }
    66% {
        transform: translate(-5%, 5%) rotate(240deg);
    }
}

@keyframes waveMove {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(5%, -5%) rotate(120deg);
    }
    66% {
        transform: translate(-5%, 5%) rotate(240deg);
    }
}

/* Floating Orbs - Fixed positioning */
.floating-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    -webkit-animation: orbMove 25s ease-in-out infinite;
    animation: orbMove 25s ease-in-out infinite;
}

.floating-orb:nth-child(1) {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(108, 183, 62, 0.3), transparent);
    top: 10%;
    left: 10%;
    -webkit-animation-delay: 0s;
    animation-delay: 0s;
}

.floating-orb:nth-child(2) {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(30, 76, 156, 0.3), transparent);
    bottom: 10%;
    right: 10%;
    -webkit-animation-delay: 8s;
    animation-delay: 8s;
}

.floating-orb:nth-child(3) {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(118, 75, 162, 0.25), transparent);
    top: calc(50% - 225px);
    left: calc(50% - 225px);
    -webkit-animation-delay: 16s;
    animation-delay: 16s;
}

@-webkit-keyframes orbMove {
    0%, 100% {
        transform: translate(0, 0);
        opacity: 0.3;
    }
    50% {
        transform: translate(30px, -50px);
        opacity: 0.5;
    }
}

@keyframes orbMove {
    0%, 100% {
        transform: translate(0, 0);
        opacity: 0.3;
    }
    50% {
        transform: translate(30px, -50px);
        opacity: 0.5;
    }
}

/* Animated Grid */
.animated-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(108, 183, 62, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108, 183, 62, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    -webkit-animation: gridSlide 30s linear infinite;
    animation: gridSlide 30s linear infinite;
}

@-webkit-keyframes gridSlide {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(60px, 60px);
    }
}

@keyframes gridSlide {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(60px, 60px);
    }
}

/* Light Beams */
.light-beam {
    position: absolute;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, 
        transparent 0%,
        rgba(108, 183, 62, 0.2) 40%,
        rgba(108, 183, 62, 0.3) 50%,
        rgba(108, 183, 62, 0.2) 60%,
        transparent 100%);
    -webkit-animation: beamMove 12s ease-in-out infinite;
    animation: beamMove 12s ease-in-out infinite;
}

.light-beam:nth-child(1) {
    left: 25%;
    -webkit-animation-delay: 0s;
    animation-delay: 0s;
}

.light-beam:nth-child(2) {
    left: 50%;
    -webkit-animation-delay: 4s;
    animation-delay: 4s;
}

.light-beam:nth-child(3) {
    left: 75%;
    -webkit-animation-delay: 8s;
    animation-delay: 8s;
}

@-webkit-keyframes beamMove {
    0%, 100% {
        opacity: 0;
        transform: translateY(100%);
    }
    50% {
        opacity: 1;
        transform: translateY(-100%);
    }
}

@keyframes beamMove {
    0%, 100% {
        opacity: 0;
        transform: translateY(100%);
    }
    50% {
        opacity: 1;
        transform: translateY(-100%);
    }
}

/* Rising Particles */
.smooth-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(108, 183, 62, 0.6);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(108, 183, 62, 0.8);
    -webkit-animation: particleRise 20s linear infinite;
    animation: particleRise 20s linear infinite;
}

@-webkit-keyframes particleRise {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-10vh) translateX(50px);
        opacity: 0;
    }
}

@keyframes particleRise {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-10vh) translateX(50px);
        opacity: 0;
    }
}

.smooth-particle:nth-child(1) { left: 5%; -webkit-animation-duration: 18s; animation-duration: 18s; -webkit-animation-delay: 0s; animation-delay: 0s; }
.smooth-particle:nth-child(2) { left: 10%; -webkit-animation-duration: 22s; animation-duration: 22s; -webkit-animation-delay: 2s; animation-delay: 2s; }
.smooth-particle:nth-child(3) { left: 15%; -webkit-animation-duration: 20s; animation-duration: 20s; -webkit-animation-delay: 4s; animation-delay: 4s; }
.smooth-particle:nth-child(4) { left: 20%; -webkit-animation-duration: 19s; animation-duration: 19s; -webkit-animation-delay: 1s; animation-delay: 1s; }
.smooth-particle:nth-child(5) { left: 25%; -webkit-animation-duration: 21s; animation-duration: 21s; -webkit-animation-delay: 3s; animation-delay: 3s; }
.smooth-particle:nth-child(6) { left: 30%; -webkit-animation-duration: 23s; animation-duration: 23s; -webkit-animation-delay: 5s; animation-delay: 5s; }
.smooth-particle:nth-child(7) { left: 35%; -webkit-animation-duration: 17s; animation-duration: 17s; -webkit-animation-delay: 2.5s; animation-delay: 2.5s; }
.smooth-particle:nth-child(8) { left: 40%; -webkit-animation-duration: 24s; animation-duration: 24s; -webkit-animation-delay: 4.5s; animation-delay: 4.5s; }
.smooth-particle:nth-child(9) { left: 45%; -webkit-animation-duration: 19s; animation-duration: 19s; -webkit-animation-delay: 1.5s; animation-delay: 1.5s; }
.smooth-particle:nth-child(10) { left: 50%; -webkit-animation-duration: 21s; animation-duration: 21s; -webkit-animation-delay: 3.5s; animation-delay: 3.5s; }
.smooth-particle:nth-child(11) { left: 55%; -webkit-animation-duration: 20s; animation-duration: 20s; -webkit-animation-delay: 1.8s; animation-delay: 1.8s; }
.smooth-particle:nth-child(12) { left: 60%; -webkit-animation-duration: 22s; animation-duration: 22s; -webkit-animation-delay: 4.2s; animation-delay: 4.2s; }
.smooth-particle:nth-child(13) { left: 65%; -webkit-animation-duration: 18s; animation-duration: 18s; -webkit-animation-delay: 0.5s; animation-delay: 0.5s; }
.smooth-particle:nth-child(14) { left: 70%; -webkit-animation-duration: 23s; animation-duration: 23s; -webkit-animation-delay: 3.8s; animation-delay: 3.8s; }
.smooth-particle:nth-child(15) { left: 75%; -webkit-animation-duration: 19s; animation-duration: 19s; -webkit-animation-delay: 2.2s; animation-delay: 2.2s; }
.smooth-particle:nth-child(16) { left: 80%; -webkit-animation-duration: 21s; animation-duration: 21s; -webkit-animation-delay: 5.5s; animation-delay: 5.5s; }
.smooth-particle:nth-child(17) { left: 85%; -webkit-animation-duration: 20s; animation-duration: 20s; -webkit-animation-delay: 1.2s; animation-delay: 1.2s; }
.smooth-particle:nth-child(18) { left: 90%; -webkit-animation-duration: 24s; animation-duration: 24s; -webkit-animation-delay: 4.8s; animation-delay: 4.8s; }
.smooth-particle:nth-child(19) { left: 95%; -webkit-animation-duration: 18s; animation-duration: 18s; -webkit-animation-delay: 2.8s; animation-delay: 2.8s; }
.smooth-particle:nth-child(20) { left: 12%; -webkit-animation-duration: 22s; animation-duration: 22s; -webkit-animation-delay: 5.2s; animation-delay: 5.2s; }
.smooth-particle:nth-child(21) { left: 28%; -webkit-animation-duration: 19s; animation-duration: 19s; -webkit-animation-delay: 0.8s; animation-delay: 0.8s; }
.smooth-particle:nth-child(22) { left: 42%; -webkit-animation-duration: 21s; animation-duration: 21s; -webkit-animation-delay: 3.2s; animation-delay: 3.2s; }
.smooth-particle:nth-child(23) { left: 58%; -webkit-animation-duration: 23s; animation-duration: 23s; -webkit-animation-delay: 4.6s; animation-delay: 4.6s; }
.smooth-particle:nth-child(24) { left: 72%; -webkit-animation-duration: 20s; animation-duration: 20s; -webkit-animation-delay: 1.4s; animation-delay: 1.4s; }
.smooth-particle:nth-child(25) { left: 88%; -webkit-animation-duration: 22s; animation-duration: 22s; -webkit-animation-delay: 3.6s; animation-delay: 3.6s; }

/* WELCOME TEXT */
.welcome-text {
    text-align: center;
    margin-bottom: 40px;
    -webkit-animation: textSlideUp 1s ease-out 0.5s both;
    animation: textSlideUp 1s ease-out 0.5s both;
}

@-webkit-keyframes textSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes textSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-title {
    font-size: 32px;
    color: #ffffff !important;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: -0.5px;
    overflow-wrap: break-word;
    word-break: break-word;
}

.welcome-subtitle {
    color: #ffffff !important;
    font-size: 16px;
    font-weight: 400;
    overflow-wrap: break-word;
    word-break: break-word;
}

/* MICROSOFT BUTTON - MEGA IMPRESSIVE */
.microsoft-button {
    text-decoration: none;
    width: 100%;
    padding: 20px;
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
    border: 2px solid rgba(108, 183, 62, 0.2);
    border-radius: 16px;
    /* Responsive Schriftgröße: skaliert zwischen 13px (sehr schmal)
       und 17px (breit) mit der Viewport-Breite, damit die Beschriftung
       auf einer Zeile bleibt, ohne abgeschnitten zu werden. */
    font-size: clamp(13px, 3.4vw, 17px);
    font-weight: 600;
    color: #2d2d2d;
    cursor: pointer;
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 15px;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    -webkit-animation: buttonSlideUp 1s ease-out 0.8s both;
    animation: buttonSlideUp 1s ease-out 0.8s both;
}

@-webkit-keyframes buttonSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes buttonSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Shimmer Effect */
.microsoft-button::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(108, 183, 62, 0.3) 50%,
        transparent 70%
    );
    transform: rotate(45deg);
    -webkit-animation: shimmer 3s infinite;
    animation: shimmer 3s infinite;
}

@-webkit-keyframes shimmer {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

/* Hover Effect */
.microsoft-button:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: rgba(108, 183, 62, 0.6);
    box-shadow: 
        0 20px 50px rgba(108, 183, 62, 0.3),
        0 0 0 1px rgba(108, 183, 62, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.microsoft-button:active {
    transform: translateY(-2px) scale(0.98);
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(108, 183, 62, 0.4);
    transform: scale(0);
    -webkit-animation: rippleEffect 0.6s ease-out;
    animation: rippleEffect 0.6s ease-out;
    pointer-events: none;
}

@-webkit-keyframes rippleEffect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes rippleEffect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Microsoft Logo */
.microsoft-logo {
    width: 24px;
    height: 24px;
    display: grid;
    grid-template-columns: repeat(2, 11px);
    grid-template-rows: repeat(2, 11px);
    gap: 2px;
    position: relative;
    z-index: 2;
    -webkit-animation: logoSpin 1s ease-out 1s;
    animation: logoSpin 1s ease-out 1s;
}

@-webkit-keyframes logoSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes logoSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.microsoft-logo div {
    width: 11px;
    height: 11px;
    transition: all 0.3s ease;
}

.microsoft-button:hover .microsoft-logo div {
    transform: scale(1.1);
}

.microsoft-logo div:nth-child(1) { background: #f25022; }
.microsoft-logo div:nth-child(2) { background: #7fba00; }
.microsoft-logo div:nth-child(3) { background: #00a4ef; }
.microsoft-logo div:nth-child(4) { background: #ffb900; }

.microsoft-button span {
    position: relative;
    z-index: 2;
    /* Umbruchfähig (kein hartes Abschneiden des Textes). Dank der
       responsiven, mitskalierenden Schriftgröße (clamp) passt die
       Beschriftung in praktisch allen Fällen auf eine Zeile; nur in
       Extremfällen (sehr schmal/stark gezoomt) bricht sie zentriert
       um, statt abgeschnitten zu werden. */
    white-space: normal;
    text-align: center;
}

/* Loading Animation */
.loading-spinner {
    display: none;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(45, 45, 45, 0.2);
    border-radius: 50%;
    border-top-color: #2d2d2d;
    -webkit-animation: spin 0.8s linear infinite;
    animation: spin 0.8s linear infinite;
}

@-webkit-keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.microsoft-button.loading .loading-spinner {
    display: inline-block;
}

.microsoft-button.loading span,
.microsoft-button.loading .microsoft-logo {
    display: none;
}

/* Success Animation */
.success-checkmark {
    display: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #6cb73e;
    position: relative;
}

.success-checkmark::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: translate(-50%, -60%) rotate(45deg);
}

.microsoft-button.success .success-checkmark {
    display: block;
    -webkit-animation: successPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: successPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@-webkit-keyframes successPop {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

@keyframes successPop {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

/* PHP Message Alert Styles */
.alert-message {
    margin-bottom: 30px;
    padding: 16px 20px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    -webkit-animation: alertSlideDown 0.5s ease-out;
    animation: alertSlideDown 0.5s ease-out;
    font-size: 15px;
    font-weight: 500;
    overflow-wrap: break-word;
    word-break: break-word;
}

@-webkit-keyframes alertSlideDown {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes alertSlideDown {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-timeout {
    background: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.4);
    color: #ffffff;
}

.alert-success {
    background: rgba(108, 183, 62, 0.15);
    border: 1px solid rgba(108, 183, 62, 0.4);
    color: #6cb73e;
}

.alert-error {
    background: rgba(244, 67, 54, 0.15);
    border: 1px solid rgba(244, 67, 54, 0.4);
    color: #ffffff;
}

.alert-icon {
    font-size: 20px;
    flex-shrink: 0;
    color: inherit; /* Erbt Farbe vom Parent-Alert */
}

/* Footer – Bulletproof weiße Farbe, schlägt alle Overrides */
.login-footer,
.login-footer *,
.login-footer p,
.login-footer a,
.login-footer span,
body .login-footer,
body .login-footer p {
    color: #ffffff !important;
    text-align: center;
}
.login-footer {
    margin-top: 40px;
    font-size: 14px;
    opacity: 1;
    -webkit-animation: textSlideUp 1s ease-out 1.1s both;
    animation: textSlideUp 1s ease-out 1.1s both;
    text-shadow: 0 1px 2px rgba(0,0,0,0.25);
}
/* Sicherstellen, dass der Copyright-Text voll-weiß ist,
   unabhängig von global gesetzten Body-Farben im Lightmode. */
body:not(.dark-mode) .login-footer,
body:not(.dark-mode) .login-footer *,
html:not(.dark-mode) .login-footer,
html:not(.dark-mode) .login-footer * {
    color: #ffffff !important;
    opacity: 1 !important;
}

/* RESPONSIVE DESIGN - Perfekt für ALLE Größen */

/* Large Desktop */
@media (min-width: 1600px) {
    .login-container {
        padding: 70px;
    }

    .ibc-logo {
        width: 170px;
    }

    .logo-glow {
        width: 230px;
        height: 230px;
    }

    .welcome-title {
        font-size: 36px;
    }

    .microsoft-button {
        padding: 22px;
    }
}

/* Tablets & Medium screens (up to 1024px) */
@media (max-width: 1024px) {
    .login-container {
        padding: 50px 40px;
    }

    .ibc-logo {
        width: 140px;
    }

    .logo-glow {
        width: 190px;
        height: 190px;
    }
}

/* Tablets Portrait & Large Phones (up to 768px) */
@media (max-width: 768px) {
    .login-container {
        padding: 45px 35px;
        border-radius: 25px;
    }

    .ibc-logo {
        width: 130px;
        max-width: 100%;
        height: auto;
    }

    .logo-glow {
        width: 180px;
        height: 180px;
    }

    .welcome-title {
        font-size: 28px;
    }

    .welcome-subtitle {
        font-size: 15px;
    }

    .microsoft-button {
        padding: 18px;
    }

    .shape {
        opacity: 0.06;
    }
}

/* Smartphones (up to 480px) */
@media (max-width: 480px) {
    .login-container {
        padding: 40px 28px;
        border-radius: 22px;
    }

    .logo-container {
        margin-bottom: 35px;
    }

    .ibc-logo {
        width: 110px;
    }

    .logo-glow {
        width: 160px;
        height: 160px;
    }

    .welcome-text {
        margin-bottom: 30px;
    }

    .welcome-title {
        font-size: 26px;
        margin-bottom: 10px;
    }

    .welcome-subtitle {
        font-size: 14px;
    }

    .microsoft-button {
        padding: 17px;
        gap: 12px;
        white-space: normal;
    }

    .microsoft-logo {
        width: 22px;
        height: 22px;
        grid-template-columns: repeat(2, 10px);
        grid-template-rows: repeat(2, 10px);
    }

    .microsoft-logo div {
        width: 10px;
        height: 10px;
    }

    .login-footer {
        font-size: 14px;
        margin-top: 35px;
    }

    .shape {
        opacity: 0.05;
    }
}

/* Small Smartphones (280px - 360px) */
@media (max-width: 360px) {
    .login-container {
        padding: 35px 22px;
        border-radius: 20px;
    }

    .logo-container {
        margin-bottom: 25px;
    }

    .ibc-logo {
        width: 95px;
    }

    .logo-glow {
        width: 140px;
        height: 140px;
    }

    .welcome-text {
        margin-bottom: 35px;
    }

    .welcome-title {
        font-size: 23px;
        margin-bottom: 8px;
    }

    .welcome-subtitle {
        font-size: 14px;
    }

    .microsoft-button {
        padding: 13px 10px;
        gap: 8px;
        white-space: normal;
    }

    .microsoft-logo {
        width: 20px;
        height: 20px;
        grid-template-columns: repeat(2, 9px);
        grid-template-rows: repeat(2, 9px);
    }

    .microsoft-logo div {
        width: 9px;
        height: 9px;
    }

    .login-footer {
        font-size: 14px;
        margin-top: 30px;
    }

    .shape {
        opacity: 0.04;
    }

    .particle {
        width: 2px;
        height: 2px;
    }
}

/* Extra Small Devices (< 280px) */
@media (max-width: 280px) {
    .login-container {
        padding: 30px 18px;
    }

    .ibc-logo {
        width: 85px;
    }

    .logo-glow {
        width: 120px;
        height: 120px;
    }

    .welcome-title {
        font-size: 20px;
    }

    .welcome-subtitle {
        font-size: 14px;
    }

    .microsoft-button {
        padding: 13px;
    }

    .microsoft-logo {
        width: 18px;
        height: 18px;
        grid-template-columns: repeat(2, 8px);
        grid-template-rows: repeat(2, 8px);
    }

    .microsoft-logo div {
        width: 8px;
        height: 8px;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .login-container {
        border: 2px solid #6cb73e;
    }

    .microsoft-button {
        border: 2px solid #2d2d2d;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        -webkit-animation-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        -webkit-animation-iteration-count: 1 !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Safe area support for notched devices, keep container centered */
@media (max-width: 640px) {
    body {
        padding: max(1.5rem, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(1.5rem, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    }
    .login-container {
        margin-left: auto;
        margin-right: auto;
    }
}

/* Landscape mobile: tighten spacing to fit content */
@media (max-width: 768px) and (orientation: landscape) {
    body {
        align-items: flex-start;
        padding-top: 1rem;
        padding-bottom: 1rem;
    }
    .login-container {
        margin: 1rem auto;
    }
    .logo-container {
        margin-bottom: 20px;
    }
    .welcome-text {
        margin-bottom: 20px;
    }
}

/* Override theme.css !important color rules for login page */
body .welcome-text h1.welcome-title { color: #ffffff !important; }
body .welcome-text p.welcome-subtitle { color: #ffffff !important; }
.text-white { color: #ffffff !important; }

/* Extra small phones (375-479px): fine-tune spacing */
@media (max-width: 479px) and (min-width: 361px) {
    .login-container {
        padding: 36px 24px;
        border-radius: 20px;
    }
    .logo-container {
        margin-bottom: 28px;
    }
    .ibc-logo {
        width: 105px;
    }
    .logo-glow {
        width: 155px;
        height: 155px;
    }
    .welcome-title {
        font-size: 24px;
        margin-bottom: 8px;
    }
    .welcome-subtitle {
        font-size: 14px;
    }
    .microsoft-button {
        padding: 15px 16px;
        gap: 10px;
    }
}