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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
            color: #333;
        }

        /* Navigation */
        nav {
            background: white;
            box-shadow: 0 2px 8px rgba(0,0,0,0.12);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .nav-top {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0.75rem 1rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid #f0f0f0;
        }

        .logo {
            font-size: 22px;
            font-weight: 800;
            white-space: nowrap;
        }

        .logo .free { color: #F5A623; }

        .logo .cell {
            color: white;
            background: #F5A623;
            padding: 0.35rem 0.8rem;
            border-radius: 6px;
            margin-left: 2px;
        }

        .nav-cta a {
            background: #F5A623;
            color: white;
            padding: 0.5rem 1.1rem;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 700;
            text-decoration: none;
            white-space: nowrap;
        }

        .nav-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
            display: flex;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .nav-bottom::-webkit-scrollbar { display: none; }

        .nav-links {
            display: flex;
            gap: 0;
            list-style: none;
            min-width: max-content;
        }

        .nav-links a {
            cursor: pointer;
            padding: 0.75rem 1.1rem;
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: #555;
            text-decoration: none;
            border-bottom: 3px solid transparent;
            white-space: nowrap;
            transition: all 0.2s;
        }

        .nav-links a:hover { color: #F5A623; }

        .nav-links a.active {
            color: #F5A623;
            border-bottom-color: #F5A623;
        }

        /* Floating button */
        .float-btn {
            position: fixed;
            bottom: 80px;
            right: 16px;
            background: #F5A623;
            color: white;
            border-radius: 50px;
            padding: 0.75rem 1.2rem;
            font-size: 14px;
            font-weight: 700;
            text-decoration: none;
            box-shadow: 0 4px 16px rgba(245,166,35,0.4);
            z-index: 200;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { box-shadow: 0 4px 16px rgba(245,166,35,0.4); }
            50% { box-shadow: 0 4px 24px rgba(245,166,35,0.7); }
        }

        /* Sticky bottom bar */
        .sticky-bottom {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #d4880a;
            z-index: 199;
        }

        .sticky-bottom a {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            color: white;
            text-decoration: none;
            font-size: 16px;
            font-weight: 700;
            padding: 1rem;
        }

        body { padding-bottom: 60px; }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem 1rem;
        }

        .section {
            display: none;
        }

        .section.active {
            display: block;
        }

        h2 {
            font-size: 28px;
            color: #d4880a;
            margin-bottom: 2rem;
            border-bottom: 2px solid #F5A623;
            padding-bottom: 1rem;
        }

        h3 {
            font-size: 18px;
            color: #d4880a;
            margin-bottom: 1rem;
        }

        p {
            margin-bottom: 1rem;
            line-height: 1.8;
        }

        /* Hero */
        .hero {
            background:
                linear-gradient(rgba(245,166,35,0.65), rgba(200,130,10,0.78)),
                url('https://images.unsplash.com/photo-1623076189461-f7706b741c04?w=1200&q=80&fit=crop') center/cover no-repeat;
            color: white;
            padding: 3rem 2rem;
            border-radius: 12px;
            margin-bottom: 2rem;
            text-align: center;
        }

        .hero h1 {
            font-size: 36px;
            margin-bottom: 1rem;
            color: white;
        }

        .hero .subtitle {
            font-size: 18px;
            margin-bottom: 2rem;
            opacity: 0.95;
        }

        .hero .tags {
            display: flex;
            gap: 0.75rem;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .tag {
            background: rgba(255,255,255,0.25);
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
        }

        .btn-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            padding: 0.75rem 1.5rem;
            border: none;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-block;
        }

        .btn-white {
            background: white;
            color: #F5A623;
        }

        .btn-white:hover {
            background: #fff8e6;
        }

        .btn-dark {
            background: #d4880a;
            color: white;
        }

        .btn-dark:hover {
            background: #b8750a;
        }

        /* Grid */
        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .card {
            background: white;
            border: 1px solid #e0e0e0;
            border-radius: 12px;
            padding: 2rem;
            transition: all 0.3s;
        }

        .card:hover {
            box-shadow: 0 4px 12px rgba(245,166,35,0.2);
            transform: translateY(-4px);
            border-color: #F5A623;
        }

        /* Target section */
        .target-card {
            background: linear-gradient(135deg, #fff8e6, #fff);
            border: 2px solid #F5A623;
            border-radius: 12px;
            padding: 2rem;
            text-align: center;
        }

        .target-icon {
            font-size: 48px;
            margin-bottom: 1rem;
        }

        /* Feature grid */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .feature {
            background: #fff8e6;
            padding: 1.5rem;
            border-radius: 12px;
            border-left: 4px solid #F5A623;
        }

        .feature-number {
            font-size: 32px;
            font-weight: 700;
            color: #F5A623;
            margin-bottom: 0.5rem;
        }

        /* Process steps */
        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }

        .step {
            text-align: center;
            padding: 1.5rem;
            background: white;
            border: 1px solid #e0e0e0;
            border-radius: 12px;
        }

        .step-number {
            width: 48px;
            height: 48px;
            background: #F5A623;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            margin: 0 auto 1rem;
        }

        /* Review */
        .review-card {
            background: #fff8e6;
            border-radius: 12px;
            padding: 1.5rem;
            border-left: 4px solid #F5A623;
        }

        /* Tabs */
        .tabs {
            display: flex;
            gap: 1rem;
            margin-bottom: 2rem;
            border-bottom: 2px solid #e0e0e0;
            flex-wrap: wrap;
        }

        .tab {
            padding: 1rem;
            cursor: pointer;
            border-bottom: 3px solid transparent;
            transition: all 0.3s;
            font-weight: 600;
            color: #666;
        }

        .tab:hover { color: #F5A623; }

        .tab.active {
            color: #F5A623;
            border-bottom-color: #F5A623;
        }

        .tab-content { display: none; }
        .tab-content.active { display: block; }

        /* CTA Box */
        .cta-box {
            background: linear-gradient(135deg, #F5A623, #f7c05a);
            color: white;
            border-radius: 12px;
            padding: 2rem;
            text-align: center;
            margin-top: 2rem;
        }

        .cta-box h3 {
            color: white;
            font-size: 22px;
            margin-bottom: 1rem;
        }

        /* Footer */
        footer {
            background: #d4880a;
            color: white;
            padding: 2rem 1rem;
            text-align: center;
        }

        footer a {
            color: white;
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            .hero h1 { font-size: 24px; }
            .hero .subtitle { font-size: 15px; }
            h2 { font-size: 22px; }
        }

        /* Study abroad guide (shared with freecellery.com) */
        .callout {
            background: #fff8e6;
            border-left: 4px solid #F5A623;
            border-radius: 12px;
            padding: 1.5rem 2rem;
            margin-bottom: 2rem;
        }
        .callout .eyebrow { color: #d4880a; font-weight: 700; font-size: 13px; margin-bottom: 0.5rem; }

        .promo-box { background: #2b2118; color: white; border-radius: 16px; padding: 2rem; margin-bottom: 2rem; }
        .promo-badge { display: inline-block; background: #F5A623; color: white; border-radius: 20px; padding: 0.3rem 0.9rem; font-size: 12px; font-weight: 700; margin-bottom: 1rem; }
        .promo-box h3 { color: white; }
        .promo-box .price { color: #ffd166; font-weight: 700; font-size: 18px; margin: 0.5rem 0; }

        .compare-table { width: 100%; border-collapse: collapse; margin-bottom: 2rem; background: white; }
        .compare-table th, .compare-table td { border: 1px solid #eee; padding: 0.9rem; font-size: 14px; text-align: left; vertical-align: top; }
        .compare-table th { background: #d4880a; color: white; }

        .guide-block { border-left: 3px solid #F5A623; padding-left: 1.2rem; margin-bottom: 1.5rem; }
        .guide-block h4 { color: #d4880a; margin-bottom: 0.4rem; font-size: 16px; }

        .faq-item { border-bottom: 1px solid #eee; padding: 1.1rem 0; }
        .faq-item h4 { color: #d4880a; margin-bottom: 0.5rem; font-size: 15px; }
        .faq-item h4::before { content: "Q. "; color: #F5A623; }

        /* Program circle buttons */
        .program-circle-wrap { background: #1a1a2e; border-radius: 20px; padding: 2.5rem 1.5rem; margin-bottom: 2rem; }
        .program-circle-wrap > h3 { color: white; text-align: center; margin-bottom: 0.5rem; }
        .program-circle-wrap > p { color: #aaa; text-align: center; margin-bottom: 2rem; }
        .program-circle-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1.5rem; max-width: 900px; margin: 0 auto; }
        .program-circle { text-align: center; }
        .program-circle summary {
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: radial-gradient(circle at 32% 28%, #ffb066, #F5A623 65%);
            color: white;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
            cursor: pointer;
            padding: 1rem;
            box-shadow: 0 8px 20px rgba(245,166,35,0.35);
            list-style: none;
            transition: transform 0.25s;
        }
        .program-circle summary::-webkit-details-marker { display: none; }
        .program-circle summary:hover { transform: translateY(-4px) scale(1.03); }
        .program-circle .p-title { font-weight: 800; font-size: 14px; line-height: 1.3; }
        .program-circle .p-sub { font-size: 9px; opacity: 0.85; letter-spacing: 0.5px; margin-top: 2px; }
        .program-circle .p-more { margin-top: 8px; background: rgba(0,0,0,0.18); border-radius: 12px; padding: 3px 12px; font-size: 11px; font-weight: 700; }
        .program-circle[open] summary { background: radial-gradient(circle at 32% 28%, #ffd18a, #d4880a 65%); }
        .program-detail {
            background: white;
            border: 2px solid #F5A623;
            border-radius: 14px;
            padding: 1.5rem;
            margin-top: 1rem;
            text-align: left;
        }
        .program-detail h4 { color: #1a1a2e; margin-bottom: 0.6rem; }
        .program-detail p { color: #555; margin-bottom: 1rem; }

        /* Learning process flow */
        .process-flow-wrap { margin-bottom: 2rem; }
        .process-phase { display: flex; align-items: stretch; gap: 1rem; margin-bottom: 0.6rem; flex-wrap: wrap; }
        .process-steps { flex: 1; display: flex; flex-direction: column; gap: 0.4rem; min-width: 200px; }
        .process-step {
            color: white;
            border-radius: 8px;
            padding: 0.8rem 1.2rem;
            font-weight: 700;
            font-size: 14px;
        }
        .process-step .en { display: block; font-size: 15px; }
        .process-step .ko { display: block; font-size: 12px; font-weight: 500; opacity: 0.9; }
        .process-phase.base .process-step { background: linear-gradient(90deg, #2a5298, #1e3c72); }
        .process-phase.build .process-step { background: linear-gradient(90deg, #16a085, #0d6b58); }
        .process-phase.apply .process-step { background: linear-gradient(90deg, #F5A623, #d4880a); }
        .process-result {
            flex: 0 0 200px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            border-radius: 12px;
            padding: 1rem;
            background: #f7f7f7;
        }
        .process-result strong { display: block; font-size: 17px; color: #1a1a2e; margin-bottom: 0.3rem; }
        .process-result span { font-size: 12px; color: #777; }
        @media (max-width: 640px) {
            .process-result { flex-basis: 100%; }
        }
a.btn { display:inline-block; text-decoration:none; text-align:center; }