:root {
    --background-color: #121A1E;
    --text-color: white;
    --primary-color: #152731;
    --secondary-color: #335D67;
    --dark-background: #152731;
    --font-family: Arial, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, var(--background-color) 0%, #1a252b 100%);
}

.logo-img {
    max-width: 190px;
    height: auto;
    padding-bottom: 15px;
    padding-top: 12px;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
    transition: transform 0.3s ease;
}

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

.container {
    width: 100%;
    max-width: 400px;
    background-color: var(--primary-color);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.image-banner img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.form {
    margin-top: 10px;
}

.input-group {
    position: relative;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.input-group label {
    position: absolute;
    left: 10px;
    color: var(--text-color);
    transition: all 0.3s ease;
    pointer-events: none;
}

.input-group input {
    width: 100%;
    padding: 12px 40px;
    background-color: var(--dark-background);
    border: 1px solid #263043;
    border-radius: 8px;
    color: var(--text-color);
    outline: none;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.input-group input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(51, 93, 103, 0.3);
    transform: translateY(-2px);
}

.input-group button.toggle-password {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    transition: color 0.3s ease;
}

.input-group button.toggle-password:hover {
    color: var(--secondary-color);
}

.logo-container {
    text-align: center;
    margin-bottom: 20px;
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, #2a4d57 100%);
    border: none;
    color: var(--text-color);
    border-radius: 35px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 55px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(51, 93, 103, 0.4);
    font-weight: bold;
    letter-spacing: 0.5px;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(51, 93, 103, 0.6);
}

.submit-btn:active {
    transform: translateY(-1px);
}

label {
    display: flex;
    align-items: center;
    font-size: 14px;
}

input[type="checkbox"] {
    margin-right: 10px;
    margin-left: 10px;
    accent-color: var(--secondary-color);
}

p {
    margin-top: 20px;
    font-size: 14px;
}

p a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: bold;
}

p a:hover {
    color: #4a8a9a;
    text-decoration: underline;
}