@import "../../assets/css/fonts.css";

:root {
    --audi-red: #EB0A1E;
    --audi-black: #000000;
    --audi-dark-gray: #333333;
    --audi-gray: #666666;
    --audi-light-gray: #f8f8f8;
    --audi-border: #e0e0e0;
    --font-audi: 'AudiType', 'DFHSGothic', "Noto Sans JP", sans-serif;
    --font-audi-ext: 'AudiTypeExtended', 'DFHSGothic', "Noto Sans JP", sans-serif;
}

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

body {
    background-color: #fff;
    color: var(--audi-black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    font-family: var(--font-audi);
}

.container {
    max-width: 840px;
    margin: 40px auto;
    padding: 0 40px;
}

.form-header {
    text-align: left;
    margin-bottom: 40px;
}

.form-header h1 {
    font-size: 2.4rem;
    letter-spacing: 0.08em;
    margin-bottom: 10px;
    font-weight: 700;
    text-transform: uppercase;
}

.form-header p {
    font-size: 0.95rem;
    color: var(--audi-dark-gray);
    max-width: 600px;
}

.contact-form {
    border-top: 1px solid var(--audi-black);
    padding-top: 30px;
}

.form-section-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--audi-black);
    margin: 40px 0 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
}

.form-section-title::before {
    content: "";
    display: inline-block;
    width: 3px;
    height: 1.2em;
    background-color: var(--audi-red);
    margin-right: 12px;
}

.form-section-title:first-child {
    margin-top: 0;
}

.form-group {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 15px;
    align-items: flex-start;
}

.label-container {
    flex: 0 0 240px;
    padding-right: 20px;
    padding-top: 10px;
}

.label-container label {
    font-weight: 700;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    color: var(--audi-dark-gray);
}

.required-badge {
    color: var(--audi-red);
    font-size: 0.65rem;
    padding: 0 5px;
    margin-left: 8px;
    font-weight: 700;
    border: 1px solid var(--audi-red);
    line-height: 1.4;
    border-radius: 2px;
}

.field-container {
    flex: 1;
    min-width: 300px;
}

input[type="text"],
input[type="tel"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--audi-border);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.215, 0.61, 0.355, 1);
    border-radius: 0;
    background-color: var(--audi-light-gray);
}

input:hover,
select:hover,
textarea:hover {
    border-color: #bbb;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--audi-black);
    background-color: #fff;
    box-shadow: 0 3px 10px rgba(0,0,0,0.03);
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
}

textarea {
    height: 120px;
    resize: vertical;
}

/* Confirmation Screen */
.confirm-text {
    display: none;
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--audi-black);
    word-break: break-all;
    white-space: pre-wrap;
    font-weight: 400;
}

.confirm-mode .field-container input,
.confirm-mode .field-container select,
.confirm-mode .field-container textarea {
    display: none;
}

.confirm-mode .confirm-text {
    display: block;
}

.confirm-mode .required-badge {
    display: none;
}

.confirm-mode .form-section-title {
    background-color: transparent;
    border-left: none;
    padding-left: 0;
    border-bottom: 2px solid var(--audi-black);
}

.submit-container {
    text-align: center;
    margin-top: 50px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-back {
    display: none;
    align-items: center;
    justify-content: center;
    background-color: #fff;
    color: var(--audi-black);
    border: 1px solid var(--audi-black);
    padding: 15px 40px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
    letter-spacing: 0.1em;
}

.btn-back:hover {
    background-color: var(--audi-black);
    color: #fff;
}

.confirm-mode .btn-back {
    display: inline-flex;
}

.confirm-mode .btn-submit span:first-child {
    display: none;
}

.confirm-mode .btn-submit::before {
    content: "この内容で送信する";
}

.confirm-mode .btn-submit::after {
    display: none;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--audi-black);
    color: #fff;
    border: none;
    padding: 15px 40px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 260px;
    position: relative;
    letter-spacing: 0.1em;
}

.btn-submit::after {
    content: "→";
    margin-left: 15px;
    font-size: 1.1rem;
}

.btn-submit:hover {
    background-color: var(--audi-red);
}

.btn-submit:disabled {
    background-color: var(--audi-gray);
    cursor: not-allowed;
}

/* Response Message */
#response-message {
    margin: 30px 0;
    padding: 20px;
    text-align: center;
    display: none;
}

#response-message.success {
    background-color: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
    display: block;
}

#response-message.error {
    background-color: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
    display: block;
}

/* Loading Spinner */
.loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid #FFF;
    border-bottom-color: transparent;
    border-radius: 50%;
    margin-left: 15px;
    animation: rotation 1s linear infinite;
}

@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.submitting .loader {
    display: inline-block;
}
.submitting .btn-submit::after {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
        margin: 30px auto;
    }

    .label-container {
        flex: 0 0 100%;
        margin-bottom: 5px;
        padding-top: 0;
    }
    
    .field-container {
        flex: 0 0 100%;
    }
    
    .form-header h1 {
        font-size: 2rem;
    }
    
    .btn-submit, .btn-back {
        width: 100%;
        min-width: 0;
    }

    .submit-container {
        gap: 10px;
    }
}

/* Thanks Actions */
.thanks-actions {
    display: none;
    text-align: center;
    margin-top: 40px;
}

.btn-top {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--audi-black);
    color: #fff;
    text-decoration: none;
    padding: 15px 40px;
    font-size: 0.95rem;
    font-weight: 700;
    transition: all 0.3s ease;
    min-width: 260px;
    letter-spacing: 0.1em;
}

.btn-top::after {
    content: "→";
    margin-left: 15px;
    font-size: 1.1rem;
}

.btn-top:hover {
    background-color: var(--audi-red);
}

@media (max-width: 768px) {
    .btn-top {
        width: 100%;
        min-width: 0;
    }
}