/* ===== Message Page Styles ===== */

/* ---- Main Layout ---- */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 50px 30px;
}

/* ---- Page Header ---- */
.page-header {
    text-align: center;
    margin-bottom: 50px;
}
.page-header .tag-line {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    padding: 5px 18px;
    border-radius: 20px;
    margin-bottom: 14px;
}
.page-header h1 {
    font-size: 34px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
    letter-spacing: 3px;
}
.page-header p {
    font-size: 16px;
    color: var(--gray-500);
    line-height: 1.7;
}
.page-header .divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--gold));
    border-radius: 2px;
    margin: 18px auto 0;
}

/* ---- Content Layout ---- */
.content-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
    align-items: start;
}

/* ---- Message Form ---- */
.message-form-wrap {
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.form-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 32px 40px;
    display: flex;
    align-items: center;
    gap: 20px;
}
.form-header-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.fi-msg { width: 22px; height: 18px; border: 2.5px solid #fff; border-radius: 2px; position: relative; }
.fi-msg::after { content: ''; position: absolute; bottom: -5px; left: 50%; transform: translateX(-50%); width: 12px; height: 10px; border: 2.5px solid #fff; border-top: none; border-radius: 0 0 3px 3px; }
.form-header-text h2 {
    font-size: 24px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 6px;
    letter-spacing: 2px;
}
.form-header-text p {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
}
.form-body {
    padding: 40px;
}
.form-intro {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--primary-light);
    border-left: 4px solid var(--primary);
    border-radius: 0 8px 8px 0;
    padding: 14px 20px;
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--primary);
    line-height: 1.6;
}
.form-intro::before { content: '\1F4AC'; font-size: 20px; flex-shrink: 0; }

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-group.full-width {
    grid-column: 1 / -1;
}
.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    letter-spacing: 0.5px;
}
.form-group label .required {
    color: var(--red);
    margin-left: 3px;
}
.form-group label .optional {
    font-size: 12px;
    color: var(--gray-500);
    font-weight: 400;
    margin-left: 6px;
}
.form-control {
    width: 100%;
    border: 1.5px solid var(--gray-300);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    color: var(--dark);
    background: var(--gray-100);
    transition: all 0.3s;
    outline: none;
    font-family: inherit;
}
.form-control:focus {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(26,60,122,0.1);
}
.form-control::placeholder { color: var(--gray-500); }
.form-control.error { border-color: var(--red); background: #fff5f5; }
.form-error {
    font-size: 12px;
    color: var(--red);
    display: none;
}
.form-error.show { display: block; }
select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236C757D' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}
textarea.form-control {
    resize: vertical;
    min-height: 140px;
    line-height: 1.7;
}

/* Character counter */
.char-counter {
    text-align: right;
    font-size: 12px;
    color: var(--gray-500);
}
.char-counter.warning { color: var(--gold); }
.char-counter.over { color: var(--red); }

/* Submit Btn */
.form-submit-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-200);
    flex-wrap: wrap;
    gap: 16px;
}
.form-note {
    font-size: 12px;
    color: var(--gray-500);
    line-height: 1.7;
}
.form-note a { color: var(--primary); }
.btn-submit {
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    border-radius: 30px;
    padding: 14px 40px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 2px;
    transition: all 0.3s;
    box-shadow: 0 6px 20px rgba(26,60,122,0.3);
}
.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(26,60,122,0.4);
}
.btn-submit:active { transform: translateY(0); }
.btn-submit .btn-icon { font-size: 18px; }
.btn-submit.loading {
    pointer-events: none;
    opacity: 0.8;
}

/* ---- Success Modal ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}
.modal-overlay.show { display: flex; }
.modal-box {
    background: #fff;
    border-radius: 20px;
    padding: 48px 52px;
    text-align: center;
    max-width: 440px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    animation: modalIn 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.7); }
    to { opacity: 1; transform: scale(1); }
}
.modal-icon {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--green), #3cb371);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    margin: 0 auto 24px;
    box-shadow: 0 8px 25px rgba(46,139,87,0.3);
}
.modal-icon.error {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    box-shadow: 0 8px 25px rgba(231,76,60,0.3);
}
.modal-box h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
    letter-spacing: 2px;
}
.modal-box p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 10px;
}
.modal-id {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 14px;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 8px;
    margin: 12px 0 28px;
    letter-spacing: 2px;
}
.modal-btns { display: flex; gap: 12px; justify-content: center; }
.btn-modal-close {
    padding: 12px 36px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    letter-spacing: 2px;
    transition: all 0.3s;
}
.btn-modal-close:hover { background: var(--primary-dark); }

/* ---- Right Sidebar ---- */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.sidebar-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow);
    overflow: hidden;
}
.sidebar-card-head {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    padding: 14px 20px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-card-body { padding: 20px; }

/* Contact Info Card */
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
}
.contact-item:last-child { border-bottom: none; padding-bottom: 0; }
.contact-icon {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.contact-icon span { display: block; }
.ci-addr { width: 12px; height: 16px; border: 2px solid var(--primary); border-radius: 2px; position: relative; }
.ci-addr::after { content: ''; position: absolute; bottom: -4px; left: 50%; transform: translateX(-50%); width: 0; height: 0; border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 5px solid var(--primary); }
.ci-phone { width: 14px; height: 14px; border: 2px solid var(--primary); border-radius: 50%; position: relative; }
.ci-phone::after { content: ''; position: absolute; bottom: -3px; left: 50%; transform: translateX(-50%); width: 4px; height: 7px; border: 2px solid var(--primary); border-top: none; border-radius: 0 0 2px 2px; }
.ci-email { width: 16px; height: 11px; border: 2px solid var(--primary); border-radius: 2px; position: relative; overflow: hidden; }
.ci-email::after { content: ''; position: absolute; top: -1px; left: -1px; width: 18px; height: 8px; border: 2px solid var(--primary); border-radius: 2px; transform: rotate(-12deg); }
.ci-time { width: 14px; height: 14px; border: 2px solid var(--primary); border-radius: 50%; position: relative; }
.ci-time::before { content: ''; position: absolute; top: 50%; left: 50%; width: 2px; height: 5px; background: var(--primary); transform: translate(-50%,-50%) translateY(-1.5px); }
.ci-time::after { content: ''; position: absolute; top: 50%; left: 50%; width: 2px; height: 3.5px; background: var(--primary); transform: translate(-50%,-50%) translateX(2px) rotate(90deg); }
.contact-detail label { font-size: 12px; color: var(--gray-500); margin-bottom: 2px; }
.contact-detail p { font-size: 14px; font-weight: 600; color: var(--dark); line-height: 1.5; }
.contact-detail a { color: var(--primary); }
.contact-detail a:hover { text-decoration: underline; }

/* FAQ Card */
.faq-item {
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-200);
    cursor: pointer;
}
.faq-item:last-child { border-bottom: none; }
.faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
    line-height: 1.5;
}
.faq-q .faq-icon {
    font-size: 16px;
    color: var(--primary);
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 8px;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.7;
    margin-top: 10px;
    display: none;
}
.faq-item.open .faq-a { display: block; }

/* Image Grid in sidebar */
.img-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.img-grid-2 .img-item {
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--gray-200);
}
.img-grid-2 .img-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}
.img-grid-2 .img-item:hover img { transform: scale(1.05); }

/* Gold Tips Box */
.tips-card {
    background: linear-gradient(135deg, #fff9ef, #fff5e6);
    border: 1.5px solid var(--gold);
    border-radius: 12px;
    padding: 18px 20px;
}
.tips-card h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.tips-list { list-style: none; }
.tips-list li {
    font-size: 13px;
    color: var(--gray-700);
    padding: 5px 0;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.6;
}
.tips-list li::before { content: '\2713'; color: var(--green); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

/* ---- Responsive ---- */
@media (max-width: 1100px) {
    .banner { height: 480px; }
    .banner-slogan-main { font-size: 46px; letter-spacing: 8px; }
    .banner-slogan-sub { font-size: 16px; letter-spacing: 4px; }
}
@media (max-width: 900px) {
    .content-layout { grid-template-columns: 1fr; }
    .sidebar { order: -1; }
    .main-container { padding: 30px 20px; }
}
@media (max-width: 768px) {
    .main-container { padding: 30px 16px; }
    .page-header h1 { font-size: 24px; }
    .form-header { padding: 24px 20px; }
    .form-header-text h2 { font-size: 18px; }
    .form-body { padding: 24px 20px; }
    .form-grid { grid-template-columns: 1fr; }
    .form-submit-row { flex-direction: column; align-items: stretch; }
    .btn-submit { justify-content: center; }
}
@media (max-width: 480px) {
    .modal-box { padding: 32px 24px; }
    .form-group input, .form-group textarea, .form-group select { font-size: 16px; }
    .form-header { flex-direction: column; text-align: center; }
    .content-layout { gap: 20px; }
}