* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Nunito', Arial, sans-serif;
}
:root {
    --bg-dark: #121212;
    --bg-elements: #1e1e1e;
    --bg-elements-light: #2a2a2a;
    --primary: #ff9e44;
    --primary-glow: rgba(255, 158, 68, 0.15);
    --text-primary: #f5f5f5;
    --text-secondary: #aaaaaa;
    --error: #e0245e;
    --success: #4caf50;
    --transition: all 0.3s ease;
}
body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0.8rem;
    flex: 1;
}
.auth-container {
    width: clamp(400px, 90%, 500px); /* min, preferred, max */
    margin: 2rem auto;
    padding: 2rem;
    background: var(--bg-elements);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
    animation: fadeIn 0.7s ease forwards;
}
.section-title {
    font-size: 2rem;
    color: var(--text-primary);
    font-family: 'Ysabeau SC', Georgia, serif;
    font-weight: 600;
    background: linear-gradient(90deg, var(--primary), #ffae5d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
    text-align: center;
    animation: fadeInUp 0.6s ease forwards;
}
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.form-group {
    position: relative;
}
.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    border: 2px solid var(--bg-elements);
    background: var(--bg-elements);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: var(--transition);
}
.form-group input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px var(--primary-glow);
}
.form-group input::placeholder {
    color: var(--text-secondary);
}
.password-container {
    position: relative;
}
.password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
}
.password-toggle:hover {
    color: var(--primary);
}
.custom-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.custom-checkbox input {
    display: none;
}
.checkbox-icon {
    width: 18px;
    height: 18px;
    border: 2px solid var(--primary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.checkbox-icon::after {
    content: "✔";
    font-size: 10px;
    color: var(--text-primary);
    display: none;
}
.custom-checkbox input:checked + .checkbox-icon {
    background: var(--primary);
    border-color: var(--primary);
}
.custom-checkbox input:checked + .checkbox-icon::after {
    display: block;
}
.recaptcha-container {
    display: flex;
    justify-content: center;
    margin: 1rem 0;
}
.google-signin {
    display: flex;
    justify-content: center;
    margin: 1rem 0;
}
.form-button {
    background: var(--primary);
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    color: var(--bg-dark);
    font-size: 0.9rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(255, 158, 68, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.form-button:hover {
    background: #ffae5d;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 158, 68, 0.4);
}
.form-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}
.active-resend {
    background: var(--success);
    color: var(--text-primary);
}
.active-resend:hover {
    background: #45a049;
    transform: translateY(-2px);
}
.message {
    background: var(--bg-elements-light);
    padding: 0.8rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.85rem;
    animation: fadeInUp 0.6s ease forwards;
}
.message.error {
    color: var(--error);
    border-left: 4px solid var(--error);
}
.message.success {
    color: var(--success);
    border-left: 4px solid var(--success);
}
.verify-message {
    color: var(--text-primary);
    font-size: 0.9rem;
    text-align: center;
    margin: 1rem 0;
    animation: fadeInUp 0.6s ease forwards;
}
.verify-message.error {
    color: var(--error);
}
.verify-message.success {
    color: var(--success);
}
.auth-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
}
.auth-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.auth-links a:hover {
    color: var(--primary);
}
.auth-footer {
    text-align: center;
    padding: 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 768px) {
    .main {
        padding: 1rem 0.5rem;
    }
    .auth-container {
        width: 100%;
        margin: 1rem auto;
        padding: 1.5rem;
    }
    .section-title {
        font-size: 1.6rem;
    }
    .form-group input {
        font-size: 0.8rem;
        padding: 0.7rem 0.8rem;
    }
    .form-button {
        padding: 0.7rem 1.5rem;
        font-size: 0.85rem;
    }
    .message, .verify-message {
        font-size: 0.8rem;
    }
    .auth-links a {
        font-size: 0.8rem;
    }
}