@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Space Grotesk";
  src: url("../fonts/SpaceGrotesk.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
    --bg-light: #f4faff;
    --bg-card: #ffffff;
    --accent: #2c7da0;
    --accent-light: #61a5c2;
    --accent-dark: #1f5068;
    --text-dark: #1e2f3a;
    --text-muted: #2c3e4e;
    --white: #ffffff;
    --gray-100: #f8fafc;
    --gray-200: #e9edf2;
    --shadow-sm: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 20px 25px -12px rgba(0, 0, 0, 0.1);
    --radius: 24px;
    --radius-sm: 16px;
}

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

img {
    max-width: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: linear-gradient(145deg, #ffffff 0%, #f4faff 100%);
    color: var(--text-dark);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(44, 125, 160, 0.2);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.02);
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.logo span {
    word-break: break-all;
    font-family: 'Space Grotesk', monospace;
    font-weight: 600;
    font-size: 1.3rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #1f6e8c, #154e64);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.header-notice {
    font-size: 0.8rem;
    color: #1a5d78;
    background: rgba(44, 125, 160, 0.08);
    padding: 6px 14px;
    border-radius: 60px;
    font-weight: 400;
    border: 1px solid rgba(44, 125, 160, 0.15);
}

.hero {
    padding: 48px 0 32px;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    background: linear-gradient(110deg, #135b78, #236477);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    max-width: 1000px;
    margin: 0 auto 32px;
}

.hero-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.hero-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

.article-style {
    padding: 32px 0 48px;
}

.article-style .container {
    max-width: 880px;
    margin: 0 auto;
}

.lead {
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--accent-dark);
    margin-bottom: 32px;
    line-height: 1.4;
    border-left: 4px solid var(--accent);
    padding-left: 24px;
}

.article-style p {
    margin-bottom: 1.6rem;
    font-size: 1.05rem;
    color: var(--text-muted);
}

.article-style h2 {
    font-size: 1.9rem;
    font-weight: 600;
    margin: 48px 0 20px 0;
    letter-spacing: -0.01em;
    color: #0b2a38;
    border-bottom: 2px solid var(--accent-light);
    display: inline-block;
    padding-bottom: 6px;
}

.article-style h3 {
    font-size: 1.5rem;
    margin: 32px 0 16px;
    font-weight: 600;
}

.stat-badge {
    background: linear-gradient(105deg, #e3f0f9 0%, #d1e6f2 100%);
    padding: 16px 20px;
    border-radius: 48px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin: 12px 0 24px;
    font-size: 1rem;
    color: #155a7c;
}

.checklist {
    list-style: none;
    margin: 24px 0;
}

.checklist li {
    margin-bottom: 12px;
    display: flex;
    align-items: baseline;
    gap: 12px;
    font-size: 1.05rem;
}

.checklist li strong {
    font-weight: 700;
    color: #1a4b66;
}

.inline-cta {
    text-align: center;
    margin: 48px 0 32px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 48px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
    font-size: 1rem;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(115deg, #2c7da0, #1f5e7a);
    color: white;
    box-shadow: 0 8px 18px rgba(44, 125, 160, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: linear-gradient(115deg, #1f5e7a, #164b62);
    box-shadow: 0 12px 22px rgba(31, 94, 122, 0.3);
}

.btn-secondary {
    background: rgba(44, 125, 160, 0.12);
    color: #1f5e7a;
    border: 1px solid #aac9db;
}

.btn-secondary:hover {
    background: rgba(44, 125, 160, 0.2);
    transform: translateY(-1px);
}

.testimonials {
    background: rgba(44, 125, 160, 0.04);
    border-radius: var(--radius-sm);
    padding: 32px 28px;
    margin: 56px 0 40px;

    @media (max-width: 480px) {
        padding: 24px 5px;
    }
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 28px;
    margin-top: 28px;
}

.testimonial-card {
    background: var(--white);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
}

.testimonial-card p {
    font-style: normal;
    margin-bottom: 16px;
    font-size: 0.98rem;
}

.testimonial-author {
    font-weight: 700;
    color: #1a4b66;
    font-size: 0.9rem;
    border-top: 1px solid #e2edf3;
    padding-top: 12px;
}

.price-highlight {
    background: linear-gradient(115deg, #eaf5fb, #ddebf3);
    padding: 28px 24px;
    border-radius: 36px;
    text-align: center;
    margin: 32px 0 16px;
}

.old-price {
    font-size: 1.8rem;
    color: #7f8c8d;
    text-decoration: line-through;
    margin-right: 20px;
    font-weight: 500;
}

.new-price {
    font-size: 2.6rem;
    font-weight: 800;
    color: #135b78;
    margin-right: 20px;
}

.saving {
    font-size: 1.2rem;
    background: #23647720;
    padding: 6px 18px;
    border-radius: 60px;
    font-weight: 600;
}

.form-section {
    background: linear-gradient(125deg, #ffffff 0%, #f5faff 100%);
    padding: 64px 0 80px;
    border-radius: 0 0 0 0;
}

.form-section h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 12px;
}

.form-section p {
    text-align: center;
    max-width: 580px;
    margin: 0 auto 32px;
    color: #2c5a70;
}

.order-form {
    max-width: 620px;
    margin: 0 auto;
    background: white;
    padding: 36px 32px;
    border-radius: 32px;
    box-shadow: var(--shadow-md);
}

.form-row {
    margin-bottom: 20px;
}

.form-row label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #1a3b48;
}

.form-row input, .form-row select {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #cbdde6;
    border-radius: 32px;
    font-size: 1rem;
    font-family: inherit;
    transition: 0.2s;
}

.form-row input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(44, 125, 160, 0.2);
}

.checkbox label {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: normal;
    cursor: pointer;
}

.checkbox input {
    width: auto;
    transform: scale(1.1);
}

.btn-order {
    width: 100%;
    background: linear-gradient(105deg, #135b78, #1d7e9e);
    color: white;
    padding: 16px 20px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 48px;
    margin-top: 12px;
}

.btn-order:hover {
    background: linear-gradient(105deg, #0e4a62, #166d89);
    transform: scale(0.99);
}

.form-note {
    font-size: 0.8rem;
    text-align: center;
    margin-top: 20px;
    color: #6d8e9c;
}

.site-footer {
    background: linear-gradient(115deg, #f0f7fc 0%, #e6f0f7 100%);
    color: #1e4a62;
    padding: 48px 0 24px;
    margin-top: auto;
    font-size: 0.9rem;
    border-top: 1px solid rgba(44, 125, 160, 0.2);
    word-break: break-all;
}

.site-footer a:visited {
    color: inherit;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 40px;
    align-items: start;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo img {
    width: 50px;
    height: 50px;
    filter: none;
    opacity: 0.85;
}

.footer-logo span {
    word-break: break-all;
    font-family: 'Space Grotesk', monospace;
    font-weight: 600;
    font-size: 1.2rem;
    color: #135b78;
}

.footer-contact p, .footer-disclaimer p {
    line-height: 1.5;
    margin: 0;
}

.footer-contact strong {
    color: #0a3b4f;
}

.footer-disclaimer {
    font-size: 0.8rem;
    opacity: 0.85;
    color: #2c5f78;
}

.footer-copyright {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: 28px;
    margin-top: 20px;
    border-top: 1px solid rgba(44, 125, 160, 0.25);
    font-size: 0.8rem;
    color: #2c5f78;
}

@media (max-width: 760px) {
    .container {
        padding: 0 20px;
    }
    .hero h1 {
        font-size: 1.9rem;
    }
    .header-flex {
        flex-direction: column;
        align-items: flex-start;
    }
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    .price-highlight {
        padding: 20px;
    }
    .old-price, .new-price {
        display: inline-block;
        margin: 8px 0;
    }
    .btn {
        padding: 12px 24px;
    }
}
.device-showcase {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    margin: 40px 0 32px;
    justify-content: center;
}
.device-image {
    flex: 1;
    min-width: 240px;
    text-align: center;
    background: #ffffffcc;
    border-radius: 28px;
    padding: 16px;
    backdrop-filter: blur(2px);
    box-shadow: var(--shadow-sm);
}
.device-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    object-fit: cover;
}
.caption {
    display: block;
    margin-top: 12px;
    font-size: 0.85rem;
    font-weight: 500;
    color: #1a6d8c;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: start;
}

.footer-links {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(44, 125, 160, 0.25);
    font-size: 0.85rem;
    color: #1f5e7a;
}

.footer-copyright {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: 16px;
    margin-top: 8px;
    border-top: 1px solid rgba(44, 125, 160, 0.2);
    font-size: 0.8rem;
    color: #2c5f78;
}

@media (max-width: 760px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .footer-links {
        margin-top: 20px;
    }
}

.legal-content {
    word-break: break-word;
}

@media (max-width: 480px) {
    .checklist li {
        flex-direction: column;
        gap: 4px;
    }
    .container {
        padding: 0 14px;
    }
    .order-form {
        padding: 24px 16px;
    }
    .hero h1 {
        font-size: 1.5rem;
    }
    .article-style h2 {
        font-size: 1.4rem;
    }
    .form-section {
        padding: 40px 0 56px;
    }
    .btn {
        padding: 11px 20px;
        font-size: 0.95rem;
    }
    .btn-order {
        font-size: 1rem;
    }
    .price-highlight {
        padding: 16px 12px;
    }
    .new-price {
        font-size: 2rem;
    }
    .old-price {
        font-size: 1.4rem;
    }
}