/* =========================================================
   Contact Page Styles - AdQuecto Ultimate Website v5.0
   お問い合わせページ専用スタイル
   ========================================================= */

/* ----------------------------------------
   Page Hero - Contact
   ---------------------------------------- */
.contact-hero {
    position: relative;
    min-height: 40vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 8rem 1.25rem 4rem;
    background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
    overflow: hidden;
}

.contact-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.08) 1px, transparent 0);
    background-size: 40px 40px;
    pointer-events: none;
}

.contact-hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--content-width);
    margin: 0 auto;
    width: 100%;
    text-align: center;
}

.contact-hero-title {
    font-size: clamp(1.75rem, 6vw, 3rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.contact-hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
}

/* ----------------------------------------
   Contact Main Section
   ---------------------------------------- */
.contact-main {
    padding: var(--section-padding-mobile);
    background: var(--color-bg-secondary);
}

.contact-container {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    gap: 2rem;
}

/* Contact Info Sidebar */
.contact-info {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.contact-info-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary-deep);
    margin-bottom: 1.5rem;
}

.contact-info-items {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.contact-info-icon {
    width: 40px;
    height: 40px;
    background: var(--color-bg-light-blue);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
}

.contact-info-content {
    flex: 1;
}

.contact-info-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.contact-info-value {
    font-size: 1rem;
    color: var(--color-text-primary);
    line-height: 1.6;
}

.contact-trust {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.contact-trust-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary-deep);
    margin-bottom: 1rem;
}

.contact-trust-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.contact-trust-item svg {
    width: 16px;
    height: 16px;
    color: var(--color-accent-gold);
}

/* Contact Form */
.contact-form-wrapper {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.form-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary-deep);
    margin-bottom: 0.5rem;
}

.form-subtitle {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

/* Two-Step Form Progress */
.form-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.progress-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.progress-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-size: 0.875rem;
    font-weight: 600;
    background: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.progress-step.active .progress-number {
    background: linear-gradient(135deg, var(--color-primary-deep), var(--color-primary));
    color: #fff;
}

.progress-step.completed .progress-number {
    background: var(--color-accent-gold);
    color: #fff;
}

.progress-label {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
}

.progress-step.active .progress-label {
    color: var(--color-primary-deep);
    font-weight: 500;
}

.progress-line {
    width: 40px;
    height: 2px;
    background: var(--color-border);
}

.progress-line.completed {
    background: var(--color-accent-gold);
}

/* Form Steps */
.form-step {
    display: none;
}

.form-step.active {
    display: block;
}

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

.form-label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.form-label .required {
    color: #dc3545;
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(30, 75, 142, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

.form-hint {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-top: 0.5rem;
}

.form-error {
    font-size: 0.8125rem;
    color: #dc3545;
    margin-top: 0.5rem;
    display: none;
}

.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
    border-color: #dc3545;
}

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

/* Checkbox Group */
.form-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
}

.form-checkbox input {
    width: 20px;
    height: 20px;
    accent-color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.form-checkbox-label {
    font-size: 0.9375rem;
    color: var(--color-text-primary);
    line-height: 1.5;
}

/* Form Actions */
.form-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.form-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-back:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

/* Privacy Note */
.privacy-note {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    text-align: center;
}

.privacy-note a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Security Note */
.security-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.security-note svg {
    width: 16px;
    height: 16px;
    color: var(--color-accent-gold);
}

/* ----------------------------------------
   Thanks Page Styles
   ---------------------------------------- */
.thanks-section {
    padding: var(--section-padding-mobile);
    background: var(--color-bg-white);
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thanks-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.thanks-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, var(--color-accent-gold), var(--color-accent-gold-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: scaleIn 0.5s var(--ease-out);
}

.thanks-icon svg {
    width: 40px;
    height: 40px;
    color: #fff;
}

.thanks-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
    font-weight: 700;
    color: var(--color-primary-deep);
    margin-bottom: 1rem;
}

.thanks-message {
    font-size: 1rem;
    line-height: 1.9;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.thanks-next-steps {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    text-align: left;
}

.thanks-next-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary-deep);
    margin-bottom: 1rem;
}

.thanks-next-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.thanks-next-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.thanks-next-item svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent-gold);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ----------------------------------------
   Tablet Styles (768px+)
   ---------------------------------------- */
@media (min-width: 768px) {
    .contact-hero {
        min-height: 35vh;
        padding: 10rem 2rem 5rem;
    }
    
    .contact-main {
        padding: var(--section-padding-tablet);
    }
    
    .contact-container {
        grid-template-columns: 300px 1fr;
    }
    
    .contact-form-wrapper {
        padding: 2.5rem;
    }
    
    .form-actions {
        flex-direction: row-reverse;
    }
    
    .form-back {
        flex: 0 0 auto;
    }
    
    .thanks-section {
        padding: var(--section-padding-tablet);
    }
}

/* ----------------------------------------
   Desktop Styles (1024px+)
   ---------------------------------------- */
@media (min-width: 1024px) {
    .contact-hero {
        min-height: 40vh;
        padding: 12rem 2rem 6rem;
    }
    
    .contact-main {
        padding: var(--section-padding-desktop);
    }
    
    .contact-container {
        grid-template-columns: 350px 1fr;
        gap: 3rem;
    }
    
    .contact-info {
        padding: 2.5rem;
    }
    
    .contact-form-wrapper {
        padding: 3rem;
    }
    
    .thanks-section {
        padding: var(--section-padding-desktop);
    }
    
    .thanks-icon {
        width: 100px;
        height: 100px;
    }
    
    .thanks-icon svg {
        width: 50px;
        height: 50px;
    }
}

/* ----------------------------------------
   Animations
   ---------------------------------------- */
.contact-hero-title,
.contact-hero-subtitle {
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out) forwards;
}

.contact-hero-subtitle {
    animation-delay: 0.2s;
}

.contact-info,
.contact-form-wrapper {
    opacity: 0;
    transform: translateY(20px);
}

.contact-info.animate-in,
.contact-form-wrapper.animate-in {
    animation: fadeInUp 0.6s var(--ease-out) forwards;
}

.contact-form-wrapper.animate-in {
    animation-delay: 0.1s;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}