:root {
    --sw-yellow: #FFE81F;
    --glass-bg: rgba(0, 0, 0, 0.65);
    --glass-border: rgba(255, 232, 31, 0.3);
    --text-color: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-image: url('landing_bg_tattoine_compressed.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    overflow: hidden;
    perspective: 1000px;
    /* Essential for 3D flip effect */
}

/* Dark overlay to ensure text readability */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    z-index: 0;
}

.container {
    position: relative;
    z-index: 1;
    padding: 20px;
    width: 100%;
    max-width: 600px;
    text-align: center;
}

/* Flip Container Styles */
.flip-container {
    width: 100%;
    min-height: 400px;
    /* Ensure enough height for content */
    position: relative;
}

.flipper {
    transition: 0.6s;
    transform-style: preserve-3d;
    position: relative;
    width: 100%;
    height: 100%;
}

.flip-container.hover .flipper {
    transform: rotateY(180deg);
}

.front,
.back {
    backface-visibility: hidden;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.front {
    z-index: 2;
    transform: rotateY(0deg);
}

.back {
    transform: rotateY(180deg);
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    /* Removed initial animation to not conflict with flip */
}

h1,
h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--sw-yellow);
    text-shadow: 0 0 10px rgba(255, 232, 31, 0.5);
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
}

.subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* Input Styles */
.input-group {
    margin-bottom: 2rem;
    position: relative;
}

input[type="password"] {
    width: 100%;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 232, 31, 0.3);
    border-radius: 4px;
    color: #fff;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    text-align: center;
    letter-spacing: 4px;
    outline: none;
    transition: all 0.3s ease;
}

input[type="password"]:focus {
    border-color: var(--sw-yellow);
    box-shadow: 0 0 15px rgba(255, 232, 31, 0.2);
}

.error-msg {
    color: #ff4444;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    margin-top: 10px;
    min-height: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Button Styles */
.action-btn {
    background: transparent;
    color: var(--sw-yellow);
    border: 1px solid var(--sw-yellow);
    padding: 12px 32px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    margin-top: 2rem;
}

.action-btn.secondary {
    font-size: 0.9rem;
    padding: 10px 24px;
    opacity: 0.8;
    border-color: rgba(255, 232, 31, 0.5);
}

.action-btn.secondary:hover {
    opacity: 1;
    border-color: var(--sw-yellow);
}

.action-btn:hover {
    background: var(--sw-yellow);
    color: #000;
    box-shadow: 0 0 20px rgba(255, 232, 31, 0.4);
    transform: translateY(-2px);
}

/* Animations */
@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-5px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(5px);
    }
}

.shake {
    animation: shake 0.5s cubic-bezier(.36, .07, .19, .97) both;
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .glass-panel {
        padding: 2rem 1.5rem;
    }
}