/* ========================================
   Quick QR — Responsive Styles
   ======================================== */

/* Smaller desktop screens */

@media (max-width: 1100px) {
    .tools-grid {
        grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
        gap: 18px;
    }

    .tool-card {
        padding: 22px;
    }

    .type-grid {
        gap: 7px;
    }

    .type-button {
        min-height: 72px;
    }
}

/* Tablet and narrow desktop */

@media (max-width: 850px) {
    .hero {
        padding-top: 55px;
        padding-bottom: 38px;
    }

    .tools-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 22px;
    }

    .generator-card,
    .scanner-card {
        width: 100%;
    }

    .scanner-preview {
        min-height: 280px;
    }

    .info-section {
        padding-top: 75px;
        padding-bottom: 65px;
    }
}

/* Mobile */

@media (max-width: 560px) {
    .site-header {
        min-height: 67px;
        padding: 12px 17px;
    }

    .brand {
        gap: 9px;
    }

    .brand-icon {
        width: 35px;
        height: 35px;
        border-radius: 10px;
    }

    .brand-name {
        font-size: 17px;
    }

    .header-actions {
        gap: 15px;
    }

    .header-link {
        font-size: 12px;
    }

    .theme-toggle {
        width: 36px;
        height: 36px;
    }

    .main-container {
        width: calc(100% - 28px);
    }

    .hero {
        padding: 46px 3px 31px;
    }

    .eyebrow {
        margin-bottom: 15px;
        font-size: 9px;
        letter-spacing: 1.4px;
    }

    .hero h1 {
        font-size: clamp(31px, 8vw, 40px);
        letter-spacing: -1.6px;
    }

    .hero-description {
        margin-top: 14px;
        font-size: 13px;
    }

    .trust-badges {
        gap: 8px 15px;
        margin-top: 19px;
        font-size: 10px;
    }

    .tools-grid {
        gap: 17px;
    }

    .tool-card {
        padding: 17px;
        border-radius: 18px;
    }

    .card-heading {
        gap: 10px;
        margin-bottom: 23px;
    }

    .heading-icon {
        width: 41px;
        height: 41px;
        border-radius: 12px;
    }

    .card-heading h2 {
        font-size: 17px;
    }

    .card-heading p {
        font-size: 11px;
    }

    .type-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 7px;
    }

    .type-button {
        min-height: 68px;
        padding: 9px 3px;
        gap: 7px;

        font-size: 10px;
    }

    .type-icon {
        font-size: 19px;
    }

    .type-description {
        font-size: 11px;
    }

    .qr-preview {
        min-height: 235px;
        padding: 15px;
    }

    .qr-preview canvas,
    .qr-preview svg,
    .qr-preview img {
        max-height: 330px;
    }

    .download-buttons,
    .scanner-buttons {
        grid-template-columns: minmax(0, 1fr);
    }

    .button {
        min-height: 44px;
    }

    .scanner-preview {
        min-height: 250px;
        padding: 15px;
    }

    .scanner-frame {
        width: 120px;
        height: 120px;
    }

    .features-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 12px;
    }

    .feature-card {
        padding: 21px;
    }

    .feature-icon {
        margin-bottom: 13px;
    }

    .info-section {
        padding: 63px 0 52px;
    }

    .info-heading {
        margin-bottom: 25px;
    }

    .info-heading h2 {
        font-size: 26px;
    }

    .site-footer {
        padding: 25px 17px 22px;
        gap: 19px;
    }

    .footer-links {
        gap: 12px 17px;
    }
}

/* Very narrow screens */

@media (max-width: 360px) {
    .main-container {
        width: calc(100% - 20px);
    }

    .tool-card {
        padding: 13px;
    }

    .type-button {
        font-size: 9px;
    }

    .card-heading h2 {
        font-size: 16px;
    }

    .color-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}