:root {
    --bg-primary: #0c0c0c;
    --bg-secondary: #1a1a1a;
    --bg-card: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #c9c6c6;
    --accent-primary: #f0b90b;
    --accent-secondary: #f8d33a;
    --border-color: #2d2d2d;
    --error-color: #f6465d;
    --success-color: #00c087;
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(240, 185, 11, 0.1) 0%, transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(248, 211, 58, 0.05) 0%, transparent 25%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.form-container {
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 500px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
}

.form-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.form-header h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(240, 185, 11, 0.2);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.error-message {
    color: var(--error-color);
    font-size: 0.85rem;
    margin-top: 0.5rem;
    display: none;
}

input:invalid:not(:focus):not(:placeholder-shown)+.error-message,
textarea:invalid:not(:focus):not(:placeholder-shown)+.error-message {
    display: block;
}

.btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #000000;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(240, 185, 11, 0.3);
}

.form-footer {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.back-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--accent-secondary);
}

/* Дополнительные стили для улучшения форм */
.form-group.password-group {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 38px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
}

.password-toggle:hover {
    color: var(--accent-primary);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
}

.checkbox-group label {
    margin-bottom: 0;
    font-size: 0.9rem;
}

.form-links {
    text-align: center;
    margin-top: 1rem;
}

.form-links a {
    color: var(--accent-primary);
    text-decoration: none;
    margin: 0 10px;
}

.form-links a:hover {
    color: var(--accent-secondary);
}

/* Стили для успешной отправки */
.form-success {
    text-align: center;
    padding: 2rem;
}

.form-success .success-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Дополнительные стили для страницы входа */
.password-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
}

.remember-me input {
    width: auto;
}

.forgot-password {
    color: var(--accent-primary);
    text-decoration: none;
}

.forgot-password:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.error-message {
    background-color: #fee;
    border: 1px solid #fcc;
    color: #c33;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
    text-align: center;
    display: none;
}

.error-message.show {
    display: block;
}

.form-group .error-message {
    display: none;
    font-size: 12px;
    color: #c33;
    margin-top: 5px;
}

.form-group.error input {
    border-color: #c33;
}

.form-group.error .error-message {
    display: block;
}

/* Адаптивность для мобильных устройств */
@media (max-width: 768px) {
    body {
        padding: 15px;
        align-items: flex-start;
        min-height: 100vh;
        height: auto;
    }

    .form-container {
        padding: 2rem 1.5rem;
        margin: 0;
        max-width: 100%;
        border-radius: 12px;
    }

    .form-header {
        margin-bottom: 2rem;
    }

    .form-header h1 {
        font-size: 1.8rem;
    }

    .form-header p {
        font-size: 1rem;
    }

    .form-group {
        margin-bottom: 1.2rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 12px 14px;
        font-size: 0.95rem;
    }

    .btn {
        padding: 14px;
        font-size: 1rem;
    }

    .password-toggle {
        top: 36px;
        right: 10px;
    }

    .password-options {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .remember-me {
        order: 2;
    }

    .forgot-password {
        order: 1;
        align-self: flex-end;
    }

    .form-links {
        display: flex;
        flex-direction: column;
        gap: 0.8rem;
    }

    .form-links a {
        margin: 0;
    }

    .checkbox-group {
        align-items: center;
    }

    .form-footer {
        margin-top: 1.5rem;
        font-size: 0.85rem;
    }
}

/* Адаптивность для очень маленьких экранов */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .form-container {
        padding: 1.5rem 1rem;
        border-radius: 10px;
    }

    .form-header {
        margin-bottom: 1.5rem;
    }

    .form-header h1 {
        font-size: 1.6rem;
    }

    .form-header p {
        font-size: 0.9rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 10px 12px;
        font-size: 0.9rem;
    }

    .btn {
        padding: 12px;
        font-size: 0.95rem;
    }

    .password-toggle {
        top: 34px;
        right: 8px;
        padding: 2px;
    }

    .form-group label {
        font-size: 0.9rem;
    }

    .error-message {
        font-size: 0.8rem;
        padding: 10px;
    }

    .form-success .success-icon {
        font-size: 2.5rem;
    }

    .form-footer {
        font-size: 0.8rem;
    }
}

@media (max-width: 768px) and (orientation: landscape) {
    body {
        align-items: flex-start;
        padding: 10px;
    }

    .form-container {
        margin: 10px 0;
        max-height: 90vh;
        overflow-y: auto;
    }
}