@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    overflow: hidden;
    background: #0a0a0a;
}

.page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), 
                visibility 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.page.active {
    opacity: 1;
    visibility: visible;
}

#secondPage {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.container {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 450px;
    width: 90%;
    animation: slideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lock-icon,
.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    color: #fff;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.lock-icon svg,
.success-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
}

.title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.5rem;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.password-form {
    margin-top: 2rem;
}

.input-group {
    position: relative;
    margin-bottom: 1rem;
}

.password-input {
    width: 100%;
    padding: 1.2rem 3.5rem 1.2rem 1.5rem;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    outline: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.password-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.password-input:focus {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.02);
}

.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    width: 24px;
    height: 24px;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
    padding: 0;
}

.toggle-password:hover {
    color: #fff;
    transform: translateY(-50%) scale(1.1);
}

.toggle-password svg {
    width: 100%;
    height: 100%;
}

.error-message {
    color: #ff6b6b;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    min-height: 20px;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.submit-btn,
.logout-btn {
    width: 100%;
    padding: 1.2rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    border: none;
    border-radius: 15px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2));
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.submit-btn:hover,
.logout-btn:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.3));
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
}

.submit-btn:active,
.logout-btn:active {
    transform: translateY(0);
}

.submit-btn svg,
.logout-btn svg {
    width: 20px;
    height: 20px;
}

.main-message {
    font-size: 3rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.sub-message {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
}

.logout-btn {
    margin-top: 2rem;
}

/* Particles Background Animation */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: float 15s infinite;
}

.particle:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
    animation-duration: 12s;
}

.particle:nth-child(2) {
    left: 30%;
    animation-delay: 2s;
    animation-duration: 15s;
}

.particle:nth-child(3) {
    left: 50%;
    animation-delay: 4s;
    animation-duration: 18s;
}

.particle:nth-child(4) {
    left: 70%;
    animation-delay: 1s;
    animation-duration: 14s;
}

.particle:nth-child(5) {
    left: 90%;
    animation-delay: 3s;
    animation-duration: 16s;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 2rem;
    }
    
    .title {
        font-size: 2rem;
    }
    
    .main-message {
        font-size: 2rem;
    }
    
    .lock-icon,
    .success-icon {
        width: 60px;
        height: 60px;
    }
}