/* roulang page: index */
:root {
            --color-primary: #1F2A24;
            --color-accent: #C29A5B;
            --color-accent-hover: #D6B17A;
            --color-bg: #F4F0E8;
            --color-dark: #151918;
            --color-text: #1F2422;
            --color-text-secondary: #6E746F;
            --color-text-light: #EAE5DC;
            --color-border: rgba(31, 42, 36, 0.14);
            --color-border-light: rgba(255, 255, 255, 0.18);
            --radius-card: 14px;
            --radius-btn: 8px;
            --radius-img: 12px;
            --shadow-default: 0 8px 24px rgba(20, 30, 25, 0.08);
            --shadow-hover: 0 14px 34px rgba(20, 30, 25, 0.16);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --header-height: 68px;
            --transition-base: 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        :focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: transparent;
            transition: background 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
        }

        .site-header.scrolled {
            background: rgba(21, 25, 24, 0.96);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 20px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            min-height: 44px;
        }

        .logo-mark {
            width: 40px;
            height: 40px;
            border: 1.5px solid var(--color-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-serif);
            font-size: 14px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0;
            background: rgba(194, 154, 91, 0.1);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: #EAE5DC;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text .accent {
            color: var(--color-accent);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 400;
            color: #EAE5DC;
            padding: 8px 2px;
            position: relative;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: color var(--transition-base);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width 0.3s ease;
            border-radius: 1px;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--color-accent);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            background: var(--color-accent);
            color: #1F2422;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            min-height: 44px;
            flex-shrink: 0;
        }

        .header-cta:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(194, 154, 91, 0.35);
            color: #1F2422;
        }

        .header-cta:active {
            transform: translateY(-1px);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            width: 48px;
            height: 48px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            border-radius: 8px;
            transition: background var(--transition-base);
            z-index: 1002;
            position: relative;
        }

        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #EAE5DC;
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile Drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            max-width: 400px;
            height: 100vh;
            background: var(--color-dark);
            z-index: 1001;
            transition: right 0.35s ease;
            display: flex;
            flex-direction: column;
            padding: 80px 32px 40px;
            overflow-y: auto;
            box-shadow: -4px 0 30px rgba(0, 0, 0, 0.35);
        }

        .mobile-drawer.open {
            right: 0;
        }

        .mobile-drawer .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .drawer-nav .nav-link {
            font-size: 18px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: #EAE5DC;
        }

        .drawer-nav .nav-link:hover {
            color: var(--color-accent);
            padding-left: 8px;
        }

        .drawer-cta {
            margin-top: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            background: var(--color-accent);
            color: #1F2422;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            min-height: 48px;
            text-align: center;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 72vh;
            display: flex;
            align-items: center;
            padding: calc(var(--header-height) + 40px) 0 60px;
            background-image: linear-gradient(90deg, rgba(31, 42, 36, 0.88) 0%, rgba(31, 42, 36, 0.55) 40%, rgba(31, 42, 36, 0.15) 75%, rgba(31, 42, 36, 0.05) 100%), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to bottom, transparent, rgba(21, 25, 24, 0.7));
            pointer-events: none;
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hero-content {
            color: #EAE5DC;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border: 1px solid rgba(194, 154, 91, 0.5);
            border-radius: 50px;
            color: var(--color-accent);
            font-size: 13px;
            letter-spacing: 1px;
            margin-bottom: 24px;
            background: rgba(21, 25, 24, 0.45);
        }

        .hero-tag::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .hero h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            line-height: 1.35;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .hero h1 .accent {
            color: var(--color-accent);
        }

        .hero-sub {
            font-size: 15px;
            line-height: 1.9;
            color: rgba(234, 229, 220, 0.85);
            max-width: 520px;
            margin-bottom: 32px;
            letter-spacing: 0.3px;
        }

        .hero-arrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: rgba(234, 229, 220, 0.7);
            font-size: 13px;
            letter-spacing: 1px;
            transition: color var(--transition-base);
        }

        .hero-arrow:hover {
            color: var(--color-accent);
        }

        .hero-arrow .line {
            width: 50px;
            height: 1px;
            background: rgba(234, 229, 220, 0.5);
            position: relative;
            overflow: hidden;
        }

        .hero-arrow .line::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: var(--color-accent);
            animation: arrowSlide 2.2s ease infinite;
        }

        @keyframes arrowSlide {
            0% { left: -100%; }
            55% { left: 100%; }
            100% { left: 100%; }
        }

        /* Hero Booking Card */
        .hero-booking-card {
            background: rgba(21, 25, 24, 0.78);
            border: 1px solid rgba(194, 154, 91, 0.4);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
        }

        .booking-card-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 6px;
        }

        .booking-card-sub {
            font-size: 13px;
            color: rgba(234, 229, 220, 0.7);
            margin-bottom: 20px;
        }

        .booking-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .form-field {
            position: relative;
        }

        .form-field select,
        .form-field input {
            width: 100%;
            height: 44px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-btn);
            padding: 0 14px;
            color: #EAE5DC;
            font-size: 14px;
            transition: border-color var(--transition-base), background var(--transition-base);
            -webkit-appearance: none;
            appearance: none;
        }

        .form-field select {
            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='%23C29A5B' 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;
            cursor: pointer;
        }

        .form-field select option {
            background: var(--color-dark);
            color: #EAE5DC;
        }

        .form-field input::placeholder {
            color: rgba(234, 229, 220, 0.45);
        }

        .form-field select:focus,
        .form-field input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.08);
        }

        .booking-submit {
            height: 48px;
            background: var(--color-accent);
            color: #1F2422;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            letter-spacing: 0.8px;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            margin-top: 4px;
        }

        .booking-submit:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(194, 154, 91, 0.35);
        }

        .booking-submit:active {
            transform: translateY(-1px);
        }

        /* ===== Section Common ===== */
        section {
            padding: 72px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-accent);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-family: var(--font-serif);
            font-size: 26px;
            line-height: 1.4;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.3px;
        }

        .section-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-top: 12px;
            max-width: 600px;
            line-height: 1.8;
        }

        .section-title.light {
            color: #FFFFFF;
        }

        .section-desc.light {
            color: rgba(234, 229, 220, 0.7);
        }

        /* ===== Trust Bar ===== */
        .trust-bar {
            padding: 28px 0;
            background: var(--color-primary);
            border-bottom: 1px solid rgba(194, 154, 91, 0.2);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #EAE5DC;
            font-size: 14px;
            letter-spacing: 0.3px;
        }

        .trust-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            border: 1px solid rgba(194, 154, 91, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent);
            font-size: 15px;
        }

        /* ===== Featured Main Project ===== */
        .featured-section {
            background: var(--color-bg);
        }

        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition-base);
        }

        .featured-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .featured-image {
            position: relative;
            overflow: hidden;
            min-height: 380px;
        }

        .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .featured-card:hover .featured-image img {
            transform: scale(1.03);
        }

        .featured-body {
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-badge {
            display: inline-block;
            padding: 5px 14px;
            background: rgba(194, 154, 91, 0.12);
            color: var(--color-accent);
            font-size: 12px;
            border-radius: 50px;
            letter-spacing: 0.8px;
            margin-bottom: 14px;
            text-align: center;
        }

        .featured-body h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .featured-info-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 18px;
        }

        .featured-info-item {
            display: flex;
            align-items: baseline;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
        }

        .featured-info-item .label {
            font-weight: 600;
            color: var(--color-text);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .featured-desc {
            font-size: 14px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin-bottom: 22px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 30px;
            background: var(--color-accent);
            color: #1F2422;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            letter-spacing: 0.5px;
            min-height: 44px;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            align-self: flex-start;
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(194, 154, 91, 0.35);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            background: transparent;
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-primary);
            letter-spacing: 0.5px;
            min-height: 44px;
            transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #EAE5DC;
            border-color: var(--color-primary);
        }

        /* ===== Projects Grid ===== */
        .projects-section {
            background: #FFFFFF;
        }

        .projects-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.9fr 0.9fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .project-card {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition-base);
            background: var(--color-bg);
            display: flex;
            flex-direction: column;
        }

        .project-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .project-card.large {
            grid-row: span 2;
        }

        .project-card .project-image {
            position: relative;
            overflow: hidden;
            height: 200px;
            flex-shrink: 0;
        }

        .project-card.large .project-image {
            height: 320px;
        }

        .project-card .project-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .project-card:hover .project-image img {
            transform: scale(1.03);
        }

        .project-card .project-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .project-card .project-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .project-card .project-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }

        .project-card .tag {
            padding: 3px 10px;
            background: rgba(194, 154, 91, 0.12);
            color: var(--color-accent);
            font-size: 11px;
            border-radius: 50px;
            letter-spacing: 0.4px;
        }

        .project-card .project-meta {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-bottom: 6px;
        }

        .project-card .project-link {
            margin-top: auto;
            padding-top: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.3px;
            transition: color var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .project-card .project-link:hover {
            color: var(--color-primary);
        }

        /* ===== Space / Environment ===== */
        .space-section {
            background: var(--color-bg);
        }

        .space-scroll {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .space-card {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            background: #FFFFFF;
            transition: box-shadow var(--transition-base);
        }

        .space-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .space-card .space-image {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .space-card .space-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .space-card:hover .space-image img {
            transform: scale(1.03);
        }

        .space-card .space-body {
            padding: 20px 22px;
        }

        .space-card .space-title {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .space-card .space-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ===== Process ===== */
        .process-section {
            background: #FFFFFF;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .process-step {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-card);
            background: var(--color-bg);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            position: relative;
        }

        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 14px;
            border: 1px solid rgba(194, 154, 91, 0.4);
        }

        .step-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .step-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ===== Team ===== */
        .team-section {
            background: var(--color-bg);
        }

        .team-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .team-card {
            display: flex;
            gap: 20px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .team-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .team-avatar {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
            border: 2px solid rgba(194, 154, 91, 0.3);
        }

        .team-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .team-info {
            flex: 1;
        }

        .team-name {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .team-title {
            font-size: 12px;
            color: var(--color-accent);
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .team-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 8px;
        }

        .team-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .team-tags .tag {
            padding: 3px 10px;
            background: rgba(31, 42, 36, 0.06);
            color: var(--color-text-secondary);
            font-size: 11px;
            border-radius: 50px;
        }

        /* ===== Reviews ===== */
        .reviews-section {
            background: #FFFFFF;
        }

        .reviews-summary {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-bottom: 30px;
        }

        .reviews-score {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .score-number {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }

        .score-stars {
            display: flex;
            gap: 3px;
            color: var(--color-accent);
            font-size: 18px;
        }

        .score-label {
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: var(--color-bg);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition-base);
        }

        .review-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .review-stars {
            color: var(--color-accent);
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .review-text {
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .review-author {
            font-size: 12px;
            color: var(--color-text-secondary);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        /* ===== Knowledge / Blog ===== */
        .knowledge-section {
            background: var(--color-bg);
        }

        .knowledge-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .knowledge-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-default);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .knowledge-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .knowledge-image {
            height: 160px;
            overflow: hidden;
            position: relative;
        }

        .knowledge-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .knowledge-card:hover .knowledge-image img {
            transform: scale(1.03);
        }

        .knowledge-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .knowledge-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .knowledge-excerpt {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
            flex: 1;
        }

        .knowledge-link {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.3px;
            transition: color var(--transition-base);
        }

        .knowledge-link:hover {
            color: var(--color-primary);
        }

        /* ===== Membership / Info ===== */
        .membership-section {
            background: #FFFFFF;
        }

        .membership-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .membership-card {
            background: var(--color-bg);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-default);
        }

        .membership-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--color-border);
        }

        .membership-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .membership-list li {
            display: flex;
            align-items: baseline;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
            padding-left: 6px;
        }

        .membership-list li::before {
            content: '·';
            color: var(--color-accent);
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-bg);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            overflow: hidden;
            border: 1px solid transparent;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .faq-item.active {
            border-color: rgba(194, 154, 91, 0.5);
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            min-height: 44px;
            gap: 16px;
            width: 100%;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.2px;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .faq-question:hover {
            color: var(--color-accent);
            background: rgba(194, 154, 91, 0.04);
        }

        .faq-icon {
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent);
            transition: transform 0.3s ease;
            font-size: 18px;
            font-weight: 300;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.85;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        /* ===== Brand Fact Section ===== */
        .brand-section {
            background: var(--color-primary);
            background-image: linear-gradient(135deg, rgba(31, 42, 36, 0.95) 0%, rgba(21, 25, 24, 0.88) 100%), url('/assets/images/backpic/back-6.jpg');
            background-size: cover;
            background-position: center;
            padding: 72px 0;
        }

        .brand-fact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .brand-fact-text {
            color: #EAE5DC;
        }

        .brand-fact-text h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            line-height: 1.5;
        }

        .brand-fact-text h2 .accent {
            color: var(--color-accent);
        }

        .brand-fact-detail {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(234, 229, 220, 0.8);
            margin-bottom: 20px;
        }

        .brand-facts-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .brand-fact-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
            padding: 14px 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            border-left: 2px solid var(--color-accent);
        }

        .brand-fact-item .fact-label {
            font-size: 12px;
            color: rgba(234, 229, 220, 0.6);
            letter-spacing: 0.5px;
        }

        .brand-fact-item .fact-value {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
        }

        /* ===== Contact & Form ===== */
        .contact-section {
            background: var(--color-dark);
            padding: 72px 0;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 48px;
            align-items: start;
        }

        .contact-info {
            color: #EAE5DC;
        }

        .contact-info h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            line-height: 1.5;
        }

        .contact-info .contact-desc {
            font-size: 14px;
            color: rgba(234, 229, 220, 0.7);
            line-height: 1.85;
            margin-bottom: 24px;
        }

        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .contact-detail-item {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: #EAE5DC;
        }

        .contact-detail-item .detail-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(194, 154, 91, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent);
            font-size: 15px;
        }

        .contact-form-wrap {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(194, 154, 91, 0.3);
            border-radius: var(--radius-card);
            padding: 32px 28px;
        }

        .contact-form-wrap h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 20px;
        }

        .contact-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .contact-form .full-width {
            grid-column: span 2;
        }

        .contact-form .form-field select,
        .contact-form .form-field input,
        .contact-form .form-field textarea {
            width: 100%;
            height: 44px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-btn);
            padding: 0 14px;
            color: #EAE5DC;
            font-size: 14px;
            transition: border-color var(--transition-base), background var(--transition-base);
        }

        .contact-form .form-field textarea {
            height: auto;
            min-height: 100px;
            padding: 12px 14px;
            resize: vertical;
        }

        .contact-form .form-field select {
            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='%23C29A5B' 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;
            cursor: pointer;
            -webkit-appearance: none;
            appearance: none;
        }

        .contact-form .form-field select option {
            background: var(--color-dark);
            color: #EAE5DC;
        }

        .contact-form .form-field select:focus,
        .contact-form .form-field input:focus,
        .contact-form .form-field textarea:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.08);
        }

        .contact-form .form-field input::placeholder,
        .contact-form .form-field textarea::placeholder {
            color: rgba(234, 229, 220, 0.45);
        }

        .contact-submit {
            grid-column: span 2;
            height: 48px;
            background: var(--color-accent);
            color: #1F2422;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            letter-spacing: 0.8px;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            min-height: 48px;
        }

        .contact-submit:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(194, 154, 91, 0.35);
        }

        /* ===== Techniques Deep Read ===== */
        .techniques-section {
            background: var(--color-bg);
        }

        .techniques-article {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 36px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 36px;
            box-shadow: var(--shadow-default);
        }

        .techniques-article .article-image {
            border-radius: var(--radius-img);
            overflow: hidden;
        }

        .techniques-article .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 260px;
        }

        .techniques-article h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.5;
        }

        .techniques-article h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
            margin-top: 18px;
            line-height: 1.5;
        }

        .techniques-article p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 10px;
        }

        /* ===== CTA Bar ===== */
        .cta-bar {
            background: var(--color-primary);
            padding: 48px 0;
            border-top: 1px solid rgba(194, 154, 91, 0.2);
        }

        .cta-bar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-bar-text h2 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .cta-bar-text .accent {
            color: var(--color-accent);
        }

        .cta-bar-text p {
            font-size: 13px;
            color: rgba(234, 229, 220, 0.7);
        }

        .btn-accent-large {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 34px;
            background: var(--color-accent);
            color: #1F2422;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            letter-spacing: 0.8px;
            min-height: 48px;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            white-space: nowrap;
        }

        .btn-accent-large:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(194, 154, 91, 0.4);
            color: #1F2422;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-dark);
            color: #EAE5DC;
            padding: 48px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .logo-text {
            font-size: 16px;
            margin-bottom: 12px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: rgba(234, 229, 220, 0.6);
            line-height: 1.8;
        }

        .footer-col h4 {
            font-family: var(--font-serif);
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: rgba(234, 229, 220, 0.65);
            transition: color var(--transition-base);
            display: inline-block;
            padding: 2px 0;
        }

        .footer-col ul a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 12px;
            color: rgba(234, 229, 220, 0.5);
        }

        .footer-bottom a {
            color: rgba(234, 229, 220, 0.5);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .hero-booking-card {
                max-width: 480px;
            }

            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .projects-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }

            .project-card.large {
                grid-row: span 1;
                grid-column: span 2;
            }

            .project-card.large .project-image {
                height: 240px;
            }

            .space-scroll {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-steps {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }

            .knowledge-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .team-grid {
                grid-template-columns: 1fr;
            }

            .brand-fact-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .techniques-article {
                grid-template-columns: 1fr;
            }

            .techniques-article .article-image {
                max-height: 300px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            section {
                padding: 48px 0;
            }

            .hero {
                min-height: auto;
                padding: calc(var(--header-height) + 30px) 0 50px;
            }

            .hero h1 {
                font-size: 28px;
                line-height: 1.4;
            }

            .hero-inner {
                gap: 20px;
            }

            .hero-sub {
                font-size: 14px;
                margin-bottom: 20px;
            }

            .hero-booking-card {
                padding: 24px 20px;
                max-width: 100%;
            }

            .section-title {
                font-size: 22px;
            }

            .featured-card {
                grid-template-columns: 1fr;
            }

            .featured-image {
                min-height: 240px;
                max-height: 280px;
            }

            .featured-body {
                padding: 24px 20px;
            }

            .projects-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .project-card.large {
                grid-column: span 1;
            }

            .project-card .project-image,
            .project-card.large .project-image {
                height: 180px;
            }

            .space-scroll {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .space-card .space-image {
                height: 180px;
            }

            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .reviews-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .reviews-summary {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .knowledge-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .membership-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .brand-facts-list {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .contact-form {
                grid-template-columns: 1fr;
            }

            .contact-form .full-width,
            .contact-submit {
                grid-column: span 1;
            }

            .contact-form-wrap {
                padding: 24px 18px;
            }

            .cta-bar-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .cta-bar-text h2 {
                font-size: 19px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .booking-form {
                gap: 10px;
            }

            .team-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
                padding: 18px;
            }

            .team-avatar {
                width: 72px;
                height: 72px;
            }

            .techniques-article {
                padding: 20px 18px;
            }

            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 24px;
            }

            .hero-sub {
                font-size: 13px;
            }

            .trust-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .trust-item {
                font-size: 13px;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .process-step {
                padding: 18px 14px;
            }

            .section-title {
                font-size: 20px;
            }

            .featured-body h2 {
                font-size: 19px;
            }

            .brand-fact-text h2 {
                font-size: 20px;
            }

            .contact-info h2 {
                font-size: 20px;
            }

            .cta-bar-text h2 {
                font-size: 17px;
            }

            .btn-accent-large {
                width: 100%;
                font-size: 14px;
            }

            .btn-primary {
                width: 100%;
                text-align: center;
            }

            .mobile-drawer {
                max-width: 100%;
                padding: 70px 20px 30px;
            }

            .drawer-nav .nav-link {
                font-size: 16px;
                padding: 12px 0;
            }

            .logo-text {
                font-size: 15px;
            }

            .logo-mark {
                width: 34px;
                height: 34px;
                font-size: 12px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}