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

body {
    font-family: 'Amazon Ember', 'Helvetica Neue', Roboto, Arial, sans-serif;
    background: #232f3e;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: white;
    border-radius: 2px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    padding: 40px;
    max-width: 450px;
    width: 100%;
}

h1 {
    color: #232f3e;
    margin-bottom: 24px;
    text-align: center;
    font-size: 28px;
    font-weight: 400;
}

h2 {
    color: #232f3e;
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 400;
}

.form-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

input[type="email"],
input[type="password"],
input[type="text"],
input[type="file"] {
    padding: 10px 12px;
    border: 1px solid #d5dbdb;
    border-radius: 2px;
    font-size: 14px;
    transition: border-color 0.15s ease-in-out;
}

input[type="email"]:focus,
input[type="password"]:focus,
input[type="text"]:focus {
    outline: none;
    border-color: #ff9900;
    box-shadow: 0 0 0 2px rgba(255,153,0,0.1);
}

button {
    padding: 10px 16px;
    background: #ff9900;
    color: white;
    border: none;
    border-radius: 2px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s ease-in-out;
}

button:hover {
    background: #ec7211;
}

button:active {
    background: #eb5f07;
}

button:disabled {
    background: #d5dbdb;
    cursor: not-allowed;
}

.logout-btn {
    background: #232f3e;
    margin-top: 20px;
}

.logout-btn:hover {
    background: #37475a;
}

.upload-container {
    margin: 20px 0;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: #d5dbdb;
    border-radius: 2px;
    overflow: hidden;
    margin: 20px 0;
}

#progress-fill {
    height: 100%;
    background: #ff9900;
    width: 0%;
    transition: width 0.3s;
}

#status-text {
    text-align: center;
    color: #545b64;
    margin-top: 10px;
    font-size: 14px;
}

.error {
    color: #d13212;
    margin-top: 15px;
    padding: 12px;
    border-radius: 2px;
    background: #fef6f6;
    border: 1px solid #d13212;
    display: none;
    font-size: 14px;
}

.error.show {
    display: block;
}

p {
    text-align: center;
    margin-top: 16px;
    font-size: 14px;
    color: #545b64;
}

@media (max-width: 600px) {
    .container {
        padding: 24px;
    }
    
    h1 {
        font-size: 24px;
    }
}