/* ===================================================
   RESET & GLOBAL LUXE DARK THEME
=================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #111111;
    color: #ffffff;
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Cormorant Garamond', serif;
    color: #ffffff;
}

a {
    color: #bfa15f;
    text-decoration: none;
    transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-tag {
    color: #bfa15f;
    font-size: 13px;
    letter-spacing: 3px;
    margin-bottom: 10px;
    text-transform: uppercase;
    font-weight: 600;
    text-align: center;
}

h2.lang {
    font-size: 38px;
    text-align: center;
    margin-bottom: 50px;
    font-weight: 600;
}

/* ===================================================
   HEADER & NAVIGATION
=================================================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 25px 7%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(5px);
    transition: all 0.4s ease;
}

header .logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
}

header .logo span {
    color: #bfa15f;
    font-weight: 300;
    font-size: 16px;
    margin-left: 5px;
}

nav a {
    margin: 0 15px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 500;
}

nav a:hover {
    color: #bfa15f;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 25px;
}

.lang-switcher {
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255,255,255,0.5);
}

.lang-switcher span {
    transition: 0.3s;
}

.lang-switcher span.active {
    color: #bfa15f;
}

.book-btn {
    background: transparent;
    border: 1px solid #bfa15f;
    padding: 10px 22px;
    border-radius: 4px;
    color: #ffffff;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.book-btn:hover {
    background: #bfa15f;
    color: #111111;
}

/* ===================================================
   HERO SECTION
=================================================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 7%;
    /* Đã đổi sang ảnh nền lượn sóng màu gold */
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.6)), url('image/logo backround.jpg') center/cover no-repeat;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.sub-title {
    color: #bfa15f;
    letter-spacing: 4px;
    font-size: 14px;
    margin-bottom: 15px;
}

.hero h1 {
    font-size: 60px;
    font-weight: 700;
    margin-bottom: 10px;
}

.hero h3 {
    font-size: 26px;
    color: #bfa15f;
    margin-bottom: 25px;
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
}

.description {
    color: rgba(255,255,255,0.7);
    font-size: 15px;
    max-width: 650px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-top: 35px;
}

.hero-buttons a {
    padding: 12px 28px;
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
}

.hero-buttons a.primary {
    background: #bfa15f;
    color: #111111;
}

.hero-buttons a.secondary {
    border: 1px solid #ffffff;
    color: #ffffff;
}

.scroll {
    position: absolute;
    bottom: 30px;
    left: 7%;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
}

/* ===================================================
   ABOUT SECTION
=================================================== */
.about {
    padding: 100px 0;
    background: #0f0f0f;
}

.about-text {
    color: rgba(255,255,255,0.7);
    max-width: 900px;
    margin: 0 auto 60px auto;
    text-align: center;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.about-item {
    background: #161616;
    padding: 40px;
    border-radius: 8px;
    border: 1px solid rgba(191, 161, 95, 0.1);
}

.about-item h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 18px;
    margin-bottom: 15px;
    color: #bfa15f;
}

.about-item p {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
}

/* ===================================================
   ROOMS SECTION
=================================================== */
.rooms {
    padding: 100px 0;
    background: #111111;
}

.room-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.room-card {
    background: #161616;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
}

.room-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.room-content {
    padding: 30px;
}

.room-content h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.room-content h4 {
    color: #bfa15f;
    font-size: 18px;
    font-family: 'Poppins', sans-serif;
    margin-bottom: 15px;
}

.room-content p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 25px;
}

.room-content a {
    display: inline-block;
    width: 100%;
    text-align: center;
    background: transparent;
    border: 1px solid #bfa15f;
    padding: 12px;
    color: #ffffff;
    font-weight: 500;
    border-radius: 6px;
}

.room-content a:hover {
    background: #bfa15f;
    color: #111111;
}

/* ===================================================
   AMENITIES (SERVICES) SECTION
=================================================== */
.services {
    padding: 100px 0;
    background: #0f0f0f;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.card {
    background: #161616;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.03);
    transition: 0.3s;
}

.card:hover {
    border-color: rgba(191, 161, 95, 0.3);
}

.card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    color: #bfa15f;
    margin-bottom: 12px;
}

.card p {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

/* ===================================================
   RENTAL TERMS
=================================================== */
.rental-terms {
    padding: 80px 0;
    background: #161616;
    text-align: center;
    /* ✅ Sửa thành border-top và border-bottom để tạo đường viền trên/dưới */
    border-top: 1px solid rgba(191, 161, 95, 0.1);
    border-bottom: 1px solid rgba(191, 161, 95, 0.1);
}
.rental-desc {
    max-width: 600px;
    margin: 0 auto;
    font-size: 15px;
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
}

/* ===================================================
   GALLERY SECTION
=================================================== */
.gallery {
    padding: 100px 0;
    background: #111111;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-grid img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.4s ease;
}

/* ===================================================
   CONTACT (BOOKING) SECTION
=================================================== */
.booking {
    padding: 100px 0;
    background: #0f0f0f;
    text-align: center;
}

.contact-text {
    margin-bottom: 40px;
    color: rgba(255,255,255,0.6);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: start;
    text-align: left;
}

.booking form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.booking form input, 
.booking form textarea {
    background: #161616;
    border: 1px solid rgba(255,255,255,0.1);
    padding: 15px;
    color: #ffffff;
    font-family: 'Poppins', sans-serif;
    border-radius: 6px;
    font-size: 14px;
}

.booking form textarea {
    height: 140px;
    resize: none;
}

.booking form button {
    background: #bfa15f;
    color: #111111;
    border: none;
    padding: 15px;
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 6px;
    transition: 0.3s;
}

.booking form button:hover {
    background: #9e8141;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-box {
    background: #161616;
    padding: 25px;
    border-radius: 8px;
    border-left: 3px solid #bfa15f;
}

.contact-box h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    margin-bottom: 10px;
    color: #ffffff;
}

.contact-box p {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

/* ===================================================
   MAP SECTION
=================================================== */
#map-section {
    padding: 100px 0;
    background: #111111;
}

.direction-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #bfa15f 0%, #9e8141 100%);
    color: #ffffff;
    padding: 12px 28px;
    border-radius: 30px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    box-shadow: 0 5px 15px rgba(191, 161, 95, 0.3);
}

.map-wrapper {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.05);
    line-height: 0;
}

/* ===================================================
   FOOTER
=================================================== */
footer {
    padding: 50px 0;
    background: #0a0a0a;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 3px;
    color: #bfa15f;
    margin-bottom: 10px;
}

footer p {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}

/* ===================================================
   FLOATING BUTTONS & WATERMARK
=================================================== */
.lumi-floating-container {
    position: fixed !important;
    bottom: 25px !important;
    right: 25px !important;
    z-index: 99999999 !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 15px !important;
}

.lumi-floating-action {
    width: 55px !important;
    height: 55px !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: #ffffff !important;
    text-decoration: none !important;
    position: relative !important;
    overflow: hidden !important;
    background: linear-gradient(135deg, #bfa15f 0%, #9e8141 100%) !important;
    border: 2px solid rgba(255, 255, 255, 0.25) !important;
    box-shadow: 0 8px 25px rgba(191, 161, 95, 0.45), inset 0 2px 4px rgba(255, 255, 255, 0.2) !important;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
}

.lumi-floating-action::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: -100% !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.5) 50%, rgba(255, 255, 255, 0) 100%) !important;
    transform: skewX(-25deg) !important;
}

@keyframes lumiShine {
    0% { left: -120%; }
    15% { left: 120%; }
    100% { left: 120%; }
}

.lumi-floating-action { animation: phonePulse 2.5s infinite !important; }
.lumi-floating-action::before { animation: lumiShine 3.5s infinite ease-in-out !important; }

.action-phone { font-size: 22px !important; }
.action-zalo { font-size: 13px !important; font-weight: 800 !important; font-family: 'Poppins', sans-serif !important; }

@keyframes phonePulse {
    0% { box-shadow: 0 0 0 0 rgba(191, 161, 95, 0.6), 0 8px 25px rgba(191, 161, 95, 0.4); }
    70% { box-shadow: 0 0 0 12px rgba(191, 161, 95, 0), 0 8px 25px rgba(191, 161, 95, 0.4); }
    100% { box-shadow: 0 0 0 0 rgba(191, 161, 95, 0), 0 8px 25px rgba(191, 161, 95, 0.4); }
}

#owner-watermark {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 9999;
    font-family: 'Poppins', sans-serif;
    background: rgba(17, 17, 17, 0.75);
    padding: 8px 16px;
    border-radius: 30px;
    border: 1px solid rgba(191, 161, 95, 0.2);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    gap: 8px;
}

#owner-watermark span {
    font-size: 12px;
    font-weight: 600;
    color: #ffffff;
}

/* ===================================================
   FADE ANIMATIONS CLASSES FOR JS
=================================================== */
.hidden {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.show {
    opacity: 1;
    transform: translateY(0);
}

/* RESPONSIVE */
@media (max-width: 991px) {
    header { padding: 20px 5%; }
    nav { display: none; } /* Có thể làm menu burger sau */
    .contact-wrapper { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 576px) {
    .hero h1 { font-size: 40px; }
    .room-grid { grid-template-columns: 1fr; }
    .lumi-floating-container { bottom: 20px !important; right: 20px !important; gap: 10px !important; }
    .lumi-floating-action { width: 48px !important; height: 48px !important; }
    .action-phone { font-size: 18px !important; }
    .action-zalo { font-size: 11px !important; }
}