/* Explain: Styles for reusable UI components including buttons, cards, and forms. */
/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 13px 22px;
    border: 2px solid transparent;
    border-radius: 999px;
    font-family: var(--font-heading);
    font-size: .98rem;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    cursor: pointer;
    transition: transform .25s ease, box-shadow .25s ease, background-color .25s ease, color .25s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn--lg {
    padding: 16px 30px;
    font-size: 1.05rem;
}

.btn--sm {
    padding: 10px 16px;
    font-size: .9rem;
}

.btn--block {
    width: 100%;
}

.btn--call {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #fb923c 0%, var(--accent-color) 50%, var(--accent-dark) 100%);
    color: #ffffff;
    font-weight: 800;
    box-shadow: 0 12px 30px rgba(249, 115, 22, .48);
    animation: callGlow 2.4s ease-in-out infinite;
}

.btn--call::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, rgba(255, 255, 255, 0) 35%, rgba(255, 255, 255, .5) 50%, rgba(255, 255, 255, 0) 65%);
    transform: translateX(-130%);
    animation: callShine 3.4s ease-in-out infinite;
    pointer-events: none;
}

.btn--call > * {
    position: relative;
    z-index: 1;
}

.btn--call:hover {
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-color) 60%, #fb923c 100%);
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 18px 40px rgba(249, 115, 22, .62);
    animation-play-state: paused;
}

@keyframes callGlow {
    0%, 100% { box-shadow: 0 12px 30px rgba(249, 115, 22, .45); }
    50% { box-shadow: 0 16px 44px rgba(249, 115, 22, .82), 0 0 0 8px rgba(249, 115, 22, .12); }
}

@keyframes callShine {
    0% { transform: translateX(-130%); }
    60%, 100% { transform: translateX(130%); }
}

.btn--primary {
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(11, 94, 215, .28);
}

.btn--primary:hover {
    background: var(--primary-dark);
}

.btn--light {
    background: #ffffff;
    color: var(--primary-dark);
    border-color: #ffffff;
    box-shadow: var(--shadow-md);
}

.btn--light:hover {
    background: #eef4ff;
}

.btn--mobile {
    background: linear-gradient(135deg, #14b8a6, var(--secondary-color) 55%, #0f766e);
    color: #ffffff;
    border-color: transparent;
    font-weight: 800;
    box-shadow: 0 12px 30px rgba(13, 148, 136, .42);
}

.btn--mobile:hover {
    background: linear-gradient(135deg, #0d9488, #14b8a6);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 16px 36px rgba(13, 148, 136, .6);
}

.btn--outline-dark {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, .5);
}

.btn--outline-dark:hover {
    background: rgba(255, 255, 255, .15);
}

.btn--ghost {
    background: var(--primary-light);
    color: var(--primary-dark);
}

.btn--ghost:hover {
    background: #d8e7ff;
}

/* ---------- Branded media with hotline ---------- */
.brand-media {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--dark-color);
    box-shadow: var(--shadow-lg);
}

.brand-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-media__caption {
    position: absolute;
    inset-inline: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 28px 20px 18px;
    color: #ffffff;
    background: linear-gradient(to top, rgba(6, 20, 43, .95), rgba(6, 20, 43, .55) 55%, rgba(6, 20, 43, 0));
}

.brand-media__label {
    font-size: .82rem;
    color: #cfe0f7;
}

.brand-media__hotline {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
}

.brand-media__hotline strong {
    display: inline-block;
    margin-inline-start: 6px;
    padding: 3px 13px;
    border-radius: 999px;
    background: var(--accent-color);
    font-size: 1.15rem;
    letter-spacing: 1px;
    color: #ffffff;
}

/* ---------- Service card ---------- */
.service-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #ffffff;
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: #bcd4f5;
    box-shadow: var(--shadow-md);
}

.service-card__media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--primary-light);
}

.service-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.service-card:hover .service-card__media img {
    transform: scale(1.06);
}

.service-card__icon {
    position: absolute;
    inset-inline-start: 12px;
    top: 12px;
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: rgba(255, 255, 255, .94);
    color: var(--primary-color);
    font-size: 1.15rem;
    box-shadow: var(--shadow-sm);
}

.service-card__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 20px;
}

.service-card__title {
    font-size: 1.1rem;
    font-weight: 700;
}

.service-card__text {
    margin-top: 8px;
    font-size: .94rem;
    color: var(--text-muted);
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: auto;
    padding-top: 16px;
    font-family: var(--font-heading);
    font-size: .92rem;
    font-weight: 700;
    color: var(--primary-color);
    transition: color .2s ease;
}

.service-card__link:hover {
    color: var(--accent-color);
}

/* ---------- Feature card ---------- */
.feature-card {
    height: 100%;
    padding: 24px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #ffffff;
}

.feature-card__icon {
    width: 50px;
    height: 50px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: linear-gradient(140deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    font-size: 1.15rem;
}

.feature-card__title {
    margin-top: 14px;
    font-size: 1.05rem;
    font-weight: 700;
}

.feature-card__text {
    margin-top: 8px;
    font-size: .93rem;
    color: var(--text-muted);
}

/* ---------- Step card ---------- */
.step-card {
    position: relative;
    height: 100%;
    padding: 26px 22px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #ffffff;
}

.step-card__num {
    position: absolute;
    inset-inline-end: 18px;
    top: 12px;
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 800;
    line-height: 1;
    color: var(--primary-light);
}

.step-card__icon {
    width: 50px;
    height: 50px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--primary-color);
    color: #ffffff;
    font-size: 1.1rem;
}

.step-card__title {
    margin-top: 14px;
    font-weight: 700;
}

.step-card__text {
    margin-top: 8px;
    font-size: .93rem;
    color: var(--text-muted);
}

/* ---------- Detail card (services page) ---------- */
.services-list {
    display: grid;
    gap: 28px;
}

.detail-card {
    display: grid;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

@media (min-width: 1024px) {
    .detail-card {
        grid-template-columns: 1fr 1fr;
    }

    .detail-card:nth-child(even) .detail-card__media {
        order: 2;
    }
}

.detail-card__media {
    border-radius: 0;
    box-shadow: none;
    min-height: 250px;
}

.detail-card__body {
    display: flex;
    flex-direction: column;
    padding: 28px 24px;
}

.detail-card__icon {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 1.25rem;
}

.detail-card__title {
    margin-top: 16px;
    font-size: 1.3rem;
    font-weight: 800;
}

.detail-card__text {
    margin-top: 10px;
    color: var(--text-muted);
}

.detail-card__points {
    display: grid;
    gap: 9px;
    margin-top: 16px;
}

.detail-card__points li {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    font-size: .94rem;
}

.detail-card__points i {
    margin-top: 6px;
    color: var(--secondary-color);
}

.detail-card__body .btn {
    align-self: flex-start;
    margin-top: 22px;
}

/* ---------- Chips ---------- */
.brand-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 30px;
}

@media (min-width: 640px) {
    .brand-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .brand-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.brand-chip {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 13px 15px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: #ffffff;
    font-size: .95rem;
    font-weight: 600;
    transition: transform .25s ease, border-color .25s ease;
}

.brand-chip:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.brand-chip i {
    color: var(--secondary-color);
}

.brand-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 24px;
    padding: 14px 16px;
    border: 1px solid var(--note-border);
    border-radius: 14px;
    background: var(--note-bg);
    color: var(--note-text);
    font-size: .9rem;
}

.brand-note i {
    margin-top: 5px;
    color: var(--accent-color);
}

.area-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 28px;
}

.area-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: #ffffff;
    font-size: .92rem;
    font-weight: 600;
}

.area-chip i {
    color: var(--primary-color);
}

/* ---------- FAQ ---------- */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 52rem;
    margin: 34px auto 0;
}

.faq-item {
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #ffffff;
}

.faq-item[open] {
    border-color: #bcd4f5;
    box-shadow: var(--shadow-sm);
}

.faq-item__q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 18px 20px;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dark-color);
    cursor: pointer;
    list-style: none;
}

.faq-item__q::-webkit-details-marker {
    display: none;
}

.faq-item__icon {
    flex: 0 0 auto;
    color: var(--primary-color);
    transition: transform .3s ease;
}

.faq-item[open] .faq-item__icon {
    transform: rotate(180deg);
}

.faq-item__a {
    padding: 0 20px 20px;
    font-size: .95rem;
    color: var(--text-muted);
}

/* ---------- Form ---------- */
.form-card {
    padding: 28px 24px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: #ffffff;
    box-shadow: var(--shadow-sm);
}

.form-card__title {
    font-size: 1.35rem;
    font-weight: 800;
}

.form-card__text {
    margin-top: 8px;
    color: var(--text-muted);
    font-size: .95rem;
}

.form-grid {
    display: grid;
    gap: 18px;
    margin-top: 22px;
}

@media (min-width: 640px) {
    .form-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.field--full {
    grid-column: 1 / -1;
}

.field label {
    font-family: var(--font-heading);
    font-size: .92rem;
    font-weight: 700;
    color: var(--dark-color);
}

.field input,
.field select,
.field textarea {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: #fbfdff;
    font-family: var(--font-body);
    font-size: .98rem;
    color: var(--text-color);
    transition: border-color .2s ease, box-shadow .2s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(11, 94, 215, .12);
}

.field textarea {
    min-height: 130px;
    resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
    color: #94a3b8;
}

.form-status {
    display: none;
    margin-top: 16px;
    padding: 13px 16px;
    border-radius: 12px;
    font-size: .93rem;
}

.form-status.is-visible {
    display: block;
}

.form-status--success {
    border: 1px solid #b7e7c9;
    background: #eafaf0;
    color: #14663a;
}

.form-status--error {
    border: 1px solid var(--warning-border);
    background: var(--warning-bg);
    color: var(--warning-text);
}

.form-card__note {
    margin-top: 16px;
    font-size: .9rem;
    color: var(--text-muted);
}

.form-card__note a {
    font-weight: 700;
    color: var(--primary-color);
}

/* ---------- Contact layout ---------- */
.contact-layout {
    display: grid;
    align-items: start;
    gap: 30px;
}

@media (min-width: 1024px) {
    .contact-layout {
        grid-template-columns: 1.25fr .75fr;
    }
}

.contact-layout__side {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #ffffff;
}

.info-card__icon {
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 1.1rem;
}

.info-card__title {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dark-color);
}

.info-card__value {
    margin-top: 3px;
    font-size: .95rem;
    color: var(--text-muted);
}

.info-card__value a {
    font-weight: 700;
    color: var(--primary-color);
}

/* ---------- About ---------- */
.about-story {
    display: grid;
    align-items: center;
    gap: 34px;
}

@media (min-width: 1024px) {
    .about-story {
        grid-template-columns: .95fr 1.05fr;
    }
}

.about-story__media {
    min-height: 300px;
}

.check-list {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: .96rem;
}

.check-list i {
    margin-top: 6px;
    color: var(--secondary-color);
}

/* ---------- Disclaimer ---------- */
.disclaimer {
    padding-block: 48px;
    border-top: 1px solid var(--warning-border);
    background: var(--warning-bg);
}

.disclaimer__inner {
    max-width: 62rem;
    margin-inline: auto;
}

.disclaimer__title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--warning-text);
}

.disclaimer p {
    margin-top: 14px;
    font-size: .95rem;
    color: var(--warning-body);
}

.disclaimer a {
    font-weight: 700;
    color: var(--primary-color);
}