/* AK Crypto Consulting - shared article page styles */

/* =====================================================
           AK CRYPTO CONSULTING
           WALLET SECURITY LANDING PAGE
           INTERNAL CSS
        ===================================================== */

        :root {
            --brown-950: #24120d;
            --brown-900: #32170f;
            --brown-800: #482318;
            --brown-700: #613322;

            --orange: #e47b2c;
            --orange-dark: #c9631c;

            --gold: #c59a55;

            --cream: #f8f1e8;
            --cream-dark: #eee2d5;

            --white: #ffffff;

            --text: #29221f;
            --muted: #70655e;

            --border: #e5dbd1;

            --shadow-sm:
                0 8px 25px rgba(45, 25, 15, 0.06);

            --shadow-md:
                0 18px 50px rgba(45, 25, 15, 0.10);

            --container: 1180px;
        }


        /* =====================================================
           RESET
        ===================================================== */

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family:
                Inter,
                system-ui,
                -apple-system,
                BlinkMacSystemFont,
                "Segoe UI",
                Arial,
                sans-serif;

            color: var(--text);
            background: var(--white);
            line-height: 1.7;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        button {
            font: inherit;
            cursor: pointer;
        }

        .container {
            width: min(
                calc(100% - 40px),
                var(--container)
            );

            margin: auto;
        }


        /* =====================================================
           HEADER
        ===================================================== */

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;

            background:
                rgba(255,255,255,0.95);

            backdrop-filter: blur(15px);

            border-bottom:
                1px solid var(--border);
        }

        .nav-container {
            height: 82px;

            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-mark {
            width: 48px;
            height: 48px;
            display: block;
            flex-shrink: 0;
            border-radius: 12px;
            object-fit: cover;
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1;
        }

        .logo-text strong {
            color: var(--brown-900);
            font-size: 16px;
        }

        .logo-text small {
            margin-top: 5px;
            color: var(--muted);
            font-size: 10px;
            text-transform: uppercase;
            letter-spacing: 0.18em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .main-nav a {
            color: #4d4039;
            font-size: 14px;
            font-weight: 600;
            transition: 0.25s ease;
        }

        .main-nav a:hover {
            color: var(--orange);
        }

        .main-nav .active {
            color: var(--orange);
        }

        .nav-cta {
            padding: 13px 22px;
            border-radius: 30px;
            background: var(--brown-900);
            color: white !important;
        }

        .nav-cta:hover {
            background: var(--orange);
        }

        .menu-toggle {
            display: none;

            width: 44px;
            height: 44px;

            border: 1px solid var(--border);
            background: white;

            border-radius: 10px;
        }

        .menu-toggle span {
            width: 20px;
            height: 2px;

            display: block;
            margin: 4px auto;

            background: var(--brown-900);
        }


        /* =====================================================
           HERO
        ===================================================== */

        .hero {
            min-height: 720px;

            padding:
                145px 0 90px;

            background:

                radial-gradient(
                    circle at 80% 25%,
                    rgba(228,123,44,0.15),
                    transparent 35%
                ),

                linear-gradient(
                    135deg,
                    #ffffff,
                    #faf4ed
                );

            display: flex;
            align-items: center;
        }

        .hero-grid {
            display: grid;

            grid-template-columns:
                1fr 0.95fr;

            gap: 70px;
            align-items: center;
        }

        .eyebrow {
            display: inline-block;

            margin-bottom: 16px;

            color: var(--orange-dark);

            font-size: 12px;
            font-weight: 800;

            letter-spacing: 0.16em;
            text-transform: uppercase;
        }

        .hero h1 {
            max-width: 650px;

            color: var(--brown-950);

            font-size:
                clamp(45px, 6vw, 74px);

            line-height: 1.04;
            letter-spacing: -0.055em;
        }

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

        .hero-description {
            max-width: 620px;

            margin-top: 25px;

            color: var(--muted);
            font-size: 18px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;

            gap: 14px;
            margin-top: 32px;
        }

        .btn {
            display: inline-flex;

            align-items: center;
            justify-content: center;

            min-height: 50px;

            padding: 13px 23px;

            border-radius: 10px;

            font-size: 14px;
            font-weight: 700;

            transition: 0.25s ease;
        }

        .btn-primary {
            background: var(--brown-900);
            color: white;
        }

        .btn-primary:hover {
            background: var(--orange);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: white;

            border: 1px solid var(--border);

            color: var(--brown-900);
        }

        .btn-secondary:hover {
            border-color: var(--orange);
            color: var(--orange);
            transform: translateY(-2px);
        }


        /* =====================================================
           HERO IMAGE
        ===================================================== */

        .hero-image-card {
            position: relative;

            border-radius: 24px;
            overflow: hidden;

            background: var(--cream);

            box-shadow: var(--shadow-md);

            border: 1px solid var(--border);
        }

        .hero-image-card img {
            width: 100%;
            height: 480px;

            object-fit: cover;
        }

        .hero-image-overlay {
            position: absolute;
            inset: 0;

            background:
                linear-gradient(
                    to top,
                    rgba(36,18,13,0.72),
                    transparent 55%
                );
        }

        .hero-image-content {
            position: absolute;

            left: 28px;
            right: 28px;
            bottom: 26px;

            color: white;
        }

        .hero-image-content small {
            color: #ffd2a8;

            font-size: 11px;
            font-weight: 800;

            letter-spacing: 0.14em;
            text-transform: uppercase;
        }

        .hero-image-content h3 {
            margin-top: 5px;
            font-size: 25px;
        }


        /* =====================================================
           COMMON SECTION
        ===================================================== */

        .section {
            padding: 95px 0;
        }

        .section-soft {
            background: var(--cream);
        }

        .section-heading {
            max-width: 720px;
            margin-bottom: 50px;
        }

        .section-heading h2 {
            color: var(--brown-950);

            font-size:
                clamp(32px, 4vw, 50px);

            line-height: 1.1;
            letter-spacing: -0.04em;
        }

        .section-heading p {
            margin-top: 17px;

            color: var(--muted);
            font-size: 16px;
        }


        /* =====================================================
           INTRO
        ===================================================== */

        .intro-grid {
            display: grid;

            grid-template-columns:
                0.9fr 1.1fr;

            gap: 70px;

            align-items: center;
        }

        .intro-image {
            border-radius: 20px;
            overflow: hidden;

            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .intro-image img {
            width: 100%;
            height: 420px;

            object-fit: cover;
        }

        .content-label {
            color: var(--orange-dark);

            font-size: 11px;
            font-weight: 800;

            letter-spacing: 0.15em;
            text-transform: uppercase;
        }

        .content-title {
            margin-top: 10px;

            color: var(--brown-900);

            font-size: 34px;
            line-height: 1.2;
        }

        .content-text {
            margin-top: 18px;

            color: var(--muted);
            font-size: 15px;
        }

        .content-text + .content-text {
            margin-top: 12px;
        }


        /* =====================================================
           WALLET TYPES
        ===================================================== */

        .concept-grid {
            display: grid;

            grid-template-columns:
                repeat(3, 1fr);

            gap: 20px;
        }

        .concept-card {
            padding: 30px;

            background: white;

            border: 1px solid var(--border);
            border-radius: 16px;

            transition: 0.3s ease;
        }

        .concept-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .concept-number {
            width: 42px;
            height: 42px;

            display: grid;
            place-items: center;

            border-radius: 12px;

            background: var(--cream);
            color: var(--orange-dark);

            font-weight: 800;
            margin-bottom: 20px;
        }

        .concept-card h3 {
            color: var(--brown-900);
            font-size: 20px;
        }

        .concept-card p {
            margin-top: 10px;

            color: var(--muted);
            font-size: 14px;
        }


        /* =====================================================
           HOW IT WORKS
        ===================================================== */

        .steps {
            display: grid;

            grid-template-columns:
                repeat(3, 1fr);

            gap: 20px;
        }

        .step {
            position: relative;

            padding: 30px;

            background: white;

            border: 1px solid var(--border);
            border-radius: 16px;
        }

        .step-number {
            color: var(--orange);

            font-size: 14px;
            font-weight: 800;

            letter-spacing: 0.1em;
        }

        .step h3 {
            margin-top: 12px;

            color: var(--brown-900);
            font-size: 21px;
        }

        .step p {
            margin-top: 10px;

            color: var(--muted);
            font-size: 14px;
        }


        /* =====================================================
           SECURITY HIGHLIGHT
        ===================================================== */

        .highlight {
            padding: 45px;

            border-radius: 24px;

            background:
                linear-gradient(
                    135deg,
                    var(--brown-950),
                    var(--brown-800)
                );

            color: white;

            display: grid;

            grid-template-columns:
                1fr 0.8fr;

            gap: 50px;

            align-items: center;
        }

        .highlight h2 {
            font-size:
                clamp(30px, 4vw, 48px);

            line-height: 1.1;
        }

        .highlight p {
            margin-top: 18px;

            color: rgba(255,255,255,0.75);
            font-size: 15px;
        }

        .highlight-list {
            display: grid;
            gap: 13px;
        }

        .highlight-item {
            padding: 16px 18px;

            border:
                1px solid rgba(255,255,255,0.14);

            border-radius: 12px;

            background:
                rgba(255,255,255,0.05);
        }

        .highlight-item strong {
            display: block;

            color: #ffd1a5;
            font-size: 14px;
        }

        .highlight-item span {
            display: block;

            margin-top: 3px;

            color: rgba(255,255,255,0.72);
            font-size: 13px;
        }


        /* =====================================================
           SECURITY BEST PRACTICES
        ===================================================== */

        .risk-grid {
            display: grid;

            grid-template-columns:
                repeat(2, 1fr);

            gap: 20px;
        }

        .risk-card {
            padding: 30px;

            border: 1px solid var(--border);
            border-radius: 16px;

            background: white;
        }

        .risk-card h3 {
            color: var(--brown-900);
            font-size: 20px;
        }

        .risk-card p {
            margin-top: 10px;

            color: var(--muted);
            font-size: 14px;
        }


        /* =====================================================
           BLOCKCHAIN TYPES
        ===================================================== */

        .type-table-wrap {
            overflow-x: auto;
            border: 1px solid var(--border);
            border-radius: 18px;
            background: var(--white);
            box-shadow: var(--shadow-sm);
        }

        .type-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
        }

        .type-table th,
        .type-table td {
            padding: 16px 18px;
            text-align: left;
            border-bottom: 1px solid var(--border);
            vertical-align: top;
            font-size: 14px;
        }

        .type-table th {
            background: var(--cream);
            color: var(--brown-900);
            font-size: 12px;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            font-weight: 800;
        }

        .type-table tbody tr:last-child td {
            border-bottom: none;
        }

        .type-table td strong {
            color: var(--brown-950);
            font-size: 15px;
        }

        .bt-infographic {
            --bt-public: #f39317;
            --bt-private: #e5483f;
            --bt-consortium: #169bc4;
            --bt-hybrid: #78b72e;

            border: 1px solid var(--border);
            border-radius: 22px;
            background: var(--white);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            padding-bottom: 34px;
        }

        .bt-banner {
            position: relative;
            padding: 30px 24px 40px;
            text-align: center;
            background: linear-gradient(100deg, #127fa8 0%, #2a6fb0 55%, #4a55a8 100%);
        }

        .bt-banner h3 {
            margin: 0;
            color: var(--white);
            font-size: clamp(24px, 4vw, 42px);
            font-weight: 900;
            letter-spacing: 0.02em;
            text-transform: uppercase;
        }

        .bt-dots {
            position: absolute;
            left: 50%;
            bottom: -9px;
            display: flex;
            gap: 8px;
            transform: translateX(-50%);
        }

        .bt-dot {
            width: 18px;
            height: 18px;
            border: 3px solid var(--white);
            border-radius: 50%;
            background: var(--bt-color);
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18);
        }

        .bt-public { --bt-color: var(--bt-public); }
        .bt-private { --bt-color: var(--bt-private); }
        .bt-consortium { --bt-color: var(--bt-consortium); }
        .bt-hybrid { --bt-color: var(--bt-hybrid); }

        .bt-connector {
            position: relative;
            height: 44px;
        }

        .bt-connector::before,
        .bt-connector::after {
            content: "";
            position: absolute;
            background: #c9cfd4;
        }

        .bt-connector::before {
            left: 50%;
            top: 0;
            width: 2px;
            height: 100%;
        }

        .bt-connector::after {
            left: 12.5%;
            right: 12.5%;
            bottom: 0;
            height: 2px;
        }

        .bt-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
            padding: 0 24px;
        }

        .bt-card {
            position: relative;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding-top: 34px;
            text-align: center;
        }

        .bt-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 50%;
            width: 2px;
            height: 34px;
            background: #c9cfd4;
        }

        .bt-ring {
            position: relative;
            width: 168px;
            height: 168px;
            margin: 12px 0 26px;
            border: 2px solid #c9cfd4;
            border-radius: 50%;
        }

        .bt-ring::before {
            content: "";
            position: absolute;
            inset: -12px;
            border: 9px solid transparent;
            border-radius: 50%;
            transition: transform 0.6s ease;
        }

        .bt-public .bt-ring::before {
            border-left-color: var(--bt-color);
            border-bottom-color: var(--bt-color);
            transform: rotate(20deg);
        }

        .bt-private .bt-ring::before {
            border-top-color: var(--bt-color);
            border-left-color: var(--bt-color);
            transform: rotate(45deg);
        }

        .bt-consortium .bt-ring::before {
            border-right-color: var(--bt-color);
            border-bottom-color: var(--bt-color);
            transform: rotate(20deg);
        }

        .bt-hybrid .bt-ring::before {
            border-top-color: var(--bt-color);
            border-right-color: var(--bt-color);
            transform: rotate(-10deg);
        }

        .bt-card:hover .bt-ring::before {
            transform: rotate(200deg);
        }

        .bt-icon {
            position: absolute;
            inset: 16px;
            display: grid;
            place-items: center;
            border-radius: 50%;
            color: var(--white);
            background:
                radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.28), transparent 60%),
                var(--bt-color);
            box-shadow: 0 10px 22px color-mix(in srgb, var(--bt-color) 35%, transparent);
        }

        .bt-icon svg {
            width: 62%;
            height: 62%;
        }

        .bt-card h4 {
            margin: 0 0 12px;
            color: var(--bt-color);
            font-size: 20px;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }

        .bt-card p {
            margin: 0 0 18px;
            color: var(--text);
            font-size: 15px;
            line-height: 1.6;
        }

        .bt-facts {
            width: 100%;
            margin: auto 0 0;
            padding: 0;
            list-style: none;
            border-top: 3px solid var(--bt-color);
            border-radius: 12px;
            background: var(--cream);
            text-align: left;
        }

        .bt-facts li {
            display: grid;
            grid-template-columns: 70px 1fr;
            gap: 8px;
            padding: 10px 14px;
            font-size: 13px;
            border-bottom: 1px solid var(--border);
        }

        .bt-facts li:last-child {
            border-bottom: none;
        }

        .bt-facts strong {
            color: var(--bt-color);
            font-size: 11px;
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }

        .bt-facts span {
            color: var(--muted);
        }

        @media (max-width: 1000px) {
            .bt-grid {
                grid-template-columns: repeat(2, 1fr);
                row-gap: 40px;
            }

            .bt-connector,
            .bt-card::before {
                display: none;
            }

            .bt-grid {
                padding-top: 40px;
            }
        }

        @media (max-width: 600px) {
            .bt-grid {
                grid-template-columns: 1fr;
            }
        }

        .vs-cards {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 22px;
            align-items: center;
            margin-bottom: 34px;
        }

        .vs-card {
            --vs-color: #f7931a;
            height: 100%;
            padding: 26px;
            border: 1px solid var(--border);
            border-top: 5px solid var(--vs-color);
            border-radius: 20px;
            background: var(--white);
            box-shadow: var(--shadow-sm);
        }

        .vs-eth {
            --vs-color: #627eea;
        }

        .vs-card-head {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 18px;
        }

        .vs-card-head img {
            width: 58px;
            height: 58px;
            padding: 8px;
            object-fit: contain;
            border-radius: 50%;
            background: color-mix(in srgb, var(--vs-color) 12%, white);
        }

        .vs-card-head h3 {
            margin: 0;
            color: var(--brown-950);
            font-size: 24px;
        }

        .vs-card-head span {
            color: var(--vs-color);
            font-size: 13px;
            font-weight: 800;
            letter-spacing: 0.04em;
        }

        .vs-card ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .vs-card li {
            display: grid;
            grid-template-columns: 120px 1fr;
            gap: 10px;
            padding: 11px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
        }

        .vs-card li:last-child {
            border-bottom: none;
        }

        .vs-card li strong {
            color: var(--brown-900);
        }

        .vs-card li span {
            color: var(--muted);
        }

        .vs-badge {
            display: grid;
            place-items: center;
            width: 68px;
            height: 68px;
            border-radius: 50%;
            color: var(--white);
            font-size: 20px;
            font-weight: 900;
            background: linear-gradient(135deg, #f7931a, #627eea);
            box-shadow: var(--shadow-md);
        }

        @media (max-width: 900px) {
            .vs-cards {
                grid-template-columns: 1fr;
            }

            .vs-badge {
                margin: -6px auto;
            }
        }

        .type-detail {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 28px;
            align-items: center;
            margin-top: 28px;
            padding: 22px;
            border: 1px solid var(--border);
            border-radius: 20px;
            background: var(--white);
        }

        .type-detail.reverse {
            grid-template-columns: 1.1fr 0.9fr;
        }

        .type-detail.reverse .type-detail-image {
            order: 2;
        }

        .type-detail-image {
            overflow: hidden;
            border-radius: 16px;
            min-height: 220px;
        }

        .type-detail-image img {
            width: 100%;
            height: 100%;
            min-height: 220px;
            object-fit: cover;
        }

        .type-detail-content .type-badge {
            display: inline-block;
            margin-bottom: 10px;
            color: var(--orange-dark);
            font-size: 12px;
            font-weight: 800;
            letter-spacing: 0.14em;
            text-transform: uppercase;
        }

        .type-detail-content h3 {
            color: var(--brown-950);
            font-size: clamp(22px, 3vw, 30px);
            line-height: 1.2;
        }

        .type-detail-content p {
            margin-top: 12px;
            color: var(--muted);
            font-size: 15px;
        }

        .type-meta {
            display: grid;
            gap: 10px;
            margin-top: 16px;
        }

        .type-meta div {
            padding: 12px 14px;
            border-radius: 12px;
            background: var(--cream);
        }

        .type-meta strong {
            display: block;
            color: var(--brown-900);
            font-size: 12px;
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .type-meta span {
            color: var(--muted);
            font-size: 14px;
        }

        .private-focus {
            margin-top: 34px;
            padding: 34px;
            border-radius: 22px;
            background:
                linear-gradient(135deg, var(--brown-950), var(--brown-800));
            color: var(--white);
        }

        .private-focus .eyebrow {
            color: var(--orange);
        }

        .private-focus h2 {
            margin-top: 8px;
            font-size: clamp(26px, 3.5vw, 40px);
            line-height: 1.15;
        }

        .private-focus p {
            margin-top: 14px;
            max-width: 720px;
            color: rgba(255, 255, 255, 0.82);
        }

        .private-focus .btn {
            margin-top: 22px;
        }


        /* =====================================================
           CTA
        ===================================================== */

        .cta {
            padding: 95px 0;
            background: var(--cream);
        }

        .cta-box {
            padding: 65px 30px;

            text-align: center;

            border-radius: 24px;

            background: white;

            border: 1px solid var(--border);

            box-shadow: var(--shadow-sm);
        }

        .cta-box h2 {
            color: var(--brown-950);

            font-size:
                clamp(32px, 4vw, 50px);

            line-height: 1.1;
        }

        .cta-box p {
            max-width: 650px;

            margin: 18px auto 28px;

            color: var(--muted);
        }


        /* =====================================================
           FOOTER
        ===================================================== */

        .site-footer {
            padding-top: 65px;

            background: var(--brown-950);
            color: white;
        }

        .footer-grid {
            display: grid;

            grid-template-columns:
                1.6fr 1fr 1fr 1fr;

            gap: 45px;

            padding-bottom: 50px;
        }

        .footer-brand p {
            max-width: 330px;

            margin-top: 18px;

            color: rgba(255,255,255,0.65);
            font-size: 14px;
        }

        .footer-logo .logo-text strong {
            color: white;
        }

        .footer-logo .logo-text small {
            color: rgba(255,255,255,0.55);
        }

        .footer-column {
            display: flex;
            flex-direction: column;

            gap: 11px;
        }

        .footer-column h4 {
            margin-bottom: 8px;

            color: white;
            font-size: 14px;
        }

        .footer-column a {
            color: rgba(255,255,255,0.62);

            font-size: 13px;
            transition: 0.2s ease;
        }

        .footer-column a:hover {
            color: var(--orange);
        }

        .footer-bottom {
            padding: 20px 0;

            border-top:
                1px solid rgba(255,255,255,0.1);

            display: flex;

            justify-content: space-between;

            gap: 20px;

            color: rgba(255,255,255,0.48);
            font-size: 12px;
        }


        /* =====================================================
           REVEAL ANIMATION
        ===================================================== */

        .reveal {
            opacity: 0;

            transform:
                translateY(25px);

            transition:
                opacity 0.7s ease,
                transform 0.7s ease;
        }

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


        /* =====================================================
           RESPONSIVE
        ===================================================== */

        @media (max-width: 1000px) {

            .hero-grid,
            .intro-grid,
            .highlight,
            .type-detail,
            .type-detail.reverse {
                grid-template-columns: 1fr;
            }

            .type-detail.reverse .type-detail-image {
                order: 0;
            }

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

            .hero-image-card {
                max-width: 700px;
                margin: auto;
            }

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


        @media (max-width: 700px) {

            .container {
                width:
                    min(
                        calc(100% - 28px),
                        var(--container)
                    );
            }

            .main-nav {
                position: absolute;

                top: 82px;

                left: 14px;
                right: 14px;

                display: none;

                flex-direction: column;
                align-items: stretch;

                gap: 0;

                padding: 15px;

                background: white;

                border: 1px solid var(--border);

                border-radius: 14px;

                box-shadow: var(--shadow-md);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px;
            }

            .nav-cta {
                text-align: center;
                margin-top: 8px;
            }

            .menu-toggle {
                display: block;
            }

            .hero {
                padding:
                    130px 0 70px;
            }

            .hero h1 {
                font-size: 46px;
            }

            .hero-image-card img {
                height: 360px;
            }

            .section {
                padding: 70px 0;
            }

            .concept-grid,
            .steps,
            .risk-grid {
                grid-template-columns: 1fr;
            }

            .highlight {
                padding: 30px 22px;
            }

            .intro-image img {
                height: 330px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.97);
            box-shadow: 0 8px 30px rgba(40, 20, 10, 0.08);
        }

        .back-top {
            position: fixed;
            right: 22px;
            bottom: 22px;
            z-index: 50;
            width: 46px;
            height: 46px;
            border: none;
            border-radius: 50%;
            background: var(--orange);
            color: white;
            font-size: 18px;
            display: none;
        }

        .back-top.show {
            display: grid;
            place-items: center;
        }