body {
    margin: 0;
    font-family: 'Inter', Arial, sans-serif;
    background: #f8fafc;
    color: #222;
    overflow-x: hidden;
}

.navbar {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 3vw;
    background: rgba(255, 255, 255, 0.0);
    z-index: 100;
    box-sizing: border-box;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.navbar-logo img {
    height: 38px;
    width: 38px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: transform 0.22s cubic-bezier(.4, 0, .2, 1), box-shadow 0.22s cubic-bezier(.4, 0, .2, 1);
}

.navbar-logo:hover img {
    transform: scale(1.13) rotate(-7deg);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
}

.navbar-logo span {
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: 0.02em;
    color: #111;
}

.navbar-items {
    display: flex;
    gap: 2.2rem;
}

.navbar-items a {
    text-decoration: none;
    color: #222;
    font-weight: 500;
    font-size: 1.05rem;
    transition: color 0.2s;
    position: relative;
}

.navbar-items a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #111;
    transition: width 0.2s;
    position: absolute;
    left: 0;
    bottom: -4px;
}

.navbar-items a:hover {
    color: #111;
}

.navbar-items a:hover::after {
    width: 100%;
}

.navbar-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    transition: background 0.2s;
    color: #fff;
}

.navbar-hamburger:focus,
.navbar-hamburger:hover {
    background: #e5e5e5;
    color: #555;
}

.navbar-hamburger span {
    display: block;
    width: 26px;
    height: 3px;
    margin: 5px 0;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s;
}

.sidebar {
    position: fixed;
    top: 0;
    right: -270px;
    width: 250px;
    height: 100vh;
    background: #fff;
    box-shadow: -2px 0 18px rgba(0, 0, 0, 0.08);
    z-index: 200;
    display: flex;
    flex-direction: column;
    padding: 2.2rem 1.5rem 1.5rem 1.5rem;
    transition: right 0.3s cubic-bezier(.4, 0, .2, 1), opacity 0.3s cubic-bezier(.4, 0, .2, 1);
    pointer-events: none;
    opacity: 0;
}

.sidebar.open {
    right: 0;
    pointer-events: auto;
    opacity: 1;
}

.sidebar.closing {
    right: -270px;
    opacity: 0;
    pointer-events: none;
}

.sidebar-close {
    align-self: flex-end;
    background: none;
    border: none;
    font-size: 1.7rem;
    cursor: pointer;
    margin-bottom: 1.5rem;
    color: #222;
    transition: color 0.2s;
}

.sidebar-close:hover {
    color: #111;
}

.sidebar a {
    text-decoration: none;
    color: #222;
    font-weight: 500;
    font-size: 1.1rem;
    margin-bottom: 1.2rem;
    transition: color 0.2s, background 0.2s;
    display: block;
    border-radius: 5px;
    padding: 0.5rem 0.7rem;
}

.sidebar a:last-child {
    margin-bottom: 0;
}

.sidebar a:hover {
    color: #111;
    background: #f3f4f6;
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.13);
    z-index: 150;
    transition: opacity 0.2s;
}

.sidebar-backdrop.open {
    display: block;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    text-align: left;
    padding-top: 5.2rem;
    box-sizing: border-box;
    gap: 3rem;
}

.hero-content {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    max-width: 520px;
    margin-top: 1rem;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1.1rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.25rem;
    color: #555;
    max-width: 540px;
    margin: 0 0 2.2rem 0;
    line-height: 1.6;
}

.hero-btns {
    display: flex;
    gap: 1.1rem;
    flex-wrap: wrap;
}

.hero-btn,
.hero-btn-secondary {
    background: #111;
    color: #fff;
    border: 2px solid #111;
    border-radius: 6px;
    padding: 0.85rem 2.2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: background 0.2s, box-shadow 0.2s, color 0.2s;
}

.hero-btn:hover,
.hero-btn-secondary:hover {
    background: #fff;
    color: #111;
    border: 2px solid #111;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.13);
}

.hero-graphic {
    flex: 1 1 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 260px;
    max-width: 480px;
}

.hero-graphic svg {
    width: 100%;
    height: auto;
    max-width: 420px;
    min-width: 220px;
    display: block;
}

@media (max-width: 1000px) {
    .hero {
        flex-direction: column;
        gap: 2.5rem;
        text-align: center;
        padding-top: 4.5rem;
    }

    .hero-content {
        align-items: center;
        max-width: 100%;
        margin-top: 0.5rem;
    }

    .hero-graphic {
        max-width: 340px;
    }
}

@media (max-width: 700px) {
    .navbar {
        flex-direction: row;
        align-items: center;
        padding: 0.7rem 2vw;
        background: #111;
    }

    .navbar-logo {
        margin-bottom: 0;
    }

    .navbar-logo span {
        color: #fff;
    }

    .navbar-items {
        display: none;
    }

    .navbar-hamburger {
        display: block;
        background: none !important;
    }

    .navbar-hamburger:focus,
    .navbar-hamburger:hover {
        background: none !important;
    }

    .navbar-hamburger span {
        background: #fff;
        transition: background 0.2s;
    }

    .navbar-hamburger:hover span,
    .navbar-hamburger:focus span {
        background: #444;
    }

    .hero {
        flex-direction: column;
        gap: 1.1rem;
        padding-top: 3.2rem;
        min-height: 90vh;
    }

    .hero-content {
        align-items: center;
        max-width: 100%;
        margin-top: 1.2rem;
        padding: 0 1.1rem;
    }

    .hero h1 {
        font-size: 1.18rem;
        margin-bottom: 0.7rem;
    }

    .hero p {
        font-size: 0.97rem;
        margin-bottom: 1.2rem;
    }

    .hero-graphic {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        max-width: 180px;
        margin: 1.1rem auto 0.3rem auto;
        order: -1;
    }

    .hero-graphic svg {
        max-width: 120px;
        min-width: 80px;
        width: 100%;
        margin-bottom: 0.2rem;
    }

    .hero-btns {
        justify-content: center;
        width: 100%;
        gap: 0.7rem;
    }

    .about-section {
        padding: 1.7rem 0 1.2rem 0;
    }

    .about-section h2 {
        font-size: 1.08rem;
        margin-bottom: 0.8rem;
    }

    .about-cards {
        gap: 1.1rem;
        width: 98vw;
    }

    .about-card {
        padding: 0.9rem 0.7rem 0.8rem 0.7rem;
        min-height: 90px;
        border-radius: 12px;
        gap: 0.4rem;
    }

    .about-icon {
        width: 22px;
        height: 22px;
        margin-bottom: 0.4rem;
    }

    .about-card h3 {
        font-size: 0.93rem;
        margin-bottom: 0.3rem;
    }

    .about-card p {
        font-size: 0.91rem;
    }

    footer {
        padding: 1.1rem 0;
        font-size: 0.93rem;
    }
}

@media (min-width: 701px) {
    .hero {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        text-align: left;
        padding-top: 5.2rem;
        box-sizing: border-box;
        gap: 3.5rem;
        max-width: 1200px;
        margin: 0 auto;
    }

    .hero-content {
        flex: 1 1 0;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        max-width: 520px;
        margin-top: 1rem;
        padding-left: 2vw;
    }

    .hero-graphic {
        flex: 1 1 0;
        display: flex;
        align-items: center;
        justify-content: flex-end;
        min-width: 260px;
        max-width: 420px;
        margin: 0 2vw 0 0;
        order: 2;
    }

    .hero-graphic svg {
        width: 100%;
        height: auto;
        max-width: 320px;
        min-width: 180px;
        margin-bottom: 0;
    }

    .hero-btns {
        gap: 1.1rem;
    }

    .about-section {
        padding: 4.5rem 0 4rem 0;
    }

    .about-section h2 {
        font-size: 2.1rem;
        margin-bottom: 2.2rem;
    }

    .about-cards {
        grid-template-columns: repeat(2, minmax(220px, 1fr));
        gap: 2.2rem 2.2rem;
        max-width: 900px;
        width: 90vw;
    }

    .about-card {
        border-radius: 16px;
        padding: 2.1rem 1.3rem 1.5rem 1.3rem;
        min-height: 110px;
        gap: 0.6rem;
    }

    .about-icon {
        width: 34px;
        height: 34px;
        margin-bottom: 0.6rem;
    }

    .about-card h3 {
        font-size: 1.13rem;
        margin-bottom: 0.5rem;
    }

    .about-card p {
        font-size: 1.01rem;
    }

    footer {
        padding: 2rem 0;
        font-size: 1.1rem;
    }
}

/* About Us Section */
.about-section {
    width: 100%;
    background: #f8fafc;
    padding: 4.5rem 0 4rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-top: 1px solid #f1f1f1;
}

.about-section h2 {
    font-size: 2.1rem;
    font-weight: 700;
    margin-bottom: 2.2rem;
    letter-spacing: -0.01em;
    color: #111;
}

.about-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 2.5rem 2.5rem;
    max-width: 900px;
    width: 90vw;
}

.about-card {
    background: #f8fafc;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    padding: 2.2rem 1.5rem 1.7rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-height: 120px;
    transition: box-shadow 0.2s, transform 0.2s;
    gap: 0.7rem;
}

.about-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.09);
    transform: translateY(-2px) scale(1.02);
}

.about-icon {
    width: 38px;
    height: 38px;
    margin-bottom: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.about-card h3 {
    font-size: 1.18rem;
    font-weight: 600;
    margin: 0 0 0.7rem 0;
    color: #222;
}

.about-card p {
    font-size: 1.04rem;
    color: #444;
    margin: 0;
    line-height: 1.6;
}

@media (max-width: 900px) {
    .about-cards {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 700px) {
    .about-section {
        padding: 2.5rem 0 2rem 0;
    }

    .about-section h2 {
        font-size: 1.3rem;
        margin-bottom: 1.2rem;
    }

    .about-card {
        padding: 1.2rem 1rem 1.1rem 1rem;
        min-height: 120px;
    }

    .about-icon {
        width: 28px;
        height: 28px;
        margin-bottom: 0.7rem;
    }

    .about-card h3 {
        font-size: 1.01rem;
    }

    .about-card p {
        font-size: 0.97rem;
    }
}

/* Popular Tools (Home) Hover Effect */
.home-tools a:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.09);
    transform: translateY(-2px) scale(1.02);
    border: 1.5px solid #111 !important;
}

.connect-section {
    width: 100%;
    background: #fff;
    padding: 3rem 0 2.5rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-top: 1px solid #f1f1f1;
}

.connect-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.2rem;
    justify-items: center;
    align-items: stretch;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.connect-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    border: 1.5px solid #f3f4f6;
    padding: 1.3rem 2.1rem 1.1rem 2.1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #111;
    min-width: 0;
    min-height: 120px;
    max-width: 260px;
    width: 100%;
    box-sizing: border-box;
    transition: box-shadow 0.2s, transform 0.2s, border 0.2s, background 0.2s;
    cursor: pointer;
    gap: 0.5rem;
}

.connect-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.09);
    transform: translateY(-2px) scale(1.03);
    border: 1.5px solid #111;
    background: #f8fafc;
}

.connect-icon {
    width: 32px;
    height: 32px;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.connect-label {
    font-weight: 600;
    font-size: 1.08rem;
    color: #111;
    margin-bottom: 0.2rem;
}

.connect-detail {
    font-size: 0.97rem;
    color: #444;
    opacity: 0.85;
}

@media (max-width: 900px) {
    .connect-cards {
        max-width: 98vw;
        gap: 1.2rem;
    }
}

@media (max-width: 700px) {
    .connect-section {
        padding: 2rem 0 1.2rem 0;
    }

    .connect-cards {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 1.1rem;
        max-width: 100vw;
        width: 100%;
        padding: 0 2vw;
        box-sizing: border-box;
    }

    .connect-card {
        width: 100%;
        max-width: 420px;
        box-sizing: border-box;
        padding: 1.1rem 1.1rem 1rem 1.1rem;
        margin: 0 auto;
    }

    .connect-label {
        font-size: 0.99rem;
    }

    .connect-detail {
        font-size: 0.93rem;
    }
}