.support-page {
    min-height: calc(100vh - 72px);
    font-family: Tahoma, Arial, sans-serif;
    background:
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.18), transparent 35%),
        linear-gradient(135deg, #eef2ff 0%, #f8fafc 45%, #ecfeff 100%);
    color: #0f172a;
}

html[dir="ltr"] .support-page {
    font-family:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Arial,
        sans-serif;
}

.support-page * {
    box-sizing: border-box;
}

.support-page a {
    color: inherit;
    text-decoration: none;
}

.page-wrapper {
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 42px 24px;
}

.support-card {
    width: 100%;
    max-width: 620px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 24px;
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
    padding: 32px;
}

.support-header {
    text-align: center;
    margin-bottom: 28px;
}

.support-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: 20px;
    background: linear-gradient(135deg, #2563eb, #06b6d4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 30px;
    box-shadow: 0 16px 30px rgba(37, 99, 235, 0.28);
}

.support-card h1 {
    margin: 0 0 8px;
    font-size: 28px;
    font-weight: 900;
    color: #111827;
}

.subtitle {
    margin: 0;
    font-size: 15px;
    line-height: 1.9;
    color: #64748b;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 800;
    color: #334155;
}

.form-group input,
.form-group textarea {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    padding: 13px 15px;
    font-size: 15px;
    font-family: inherit;
    color: #0f172a;
    background: #fff;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #94a3b8;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    background: #ffffff;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
    line-height: 1.8;
}

.submit-button {
    width: 100%;
    border: none;
    border-radius: 16px;
    padding: 14px 18px;
    margin-top: 6px;
    font-size: 16px;
    font-weight: 900;
    font-family: inherit;
    color: #fff;
    background: linear-gradient(135deg, #2563eb, #0891b2);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    box-shadow: 0 14px 28px rgba(37, 99, 235, 0.25);
}

.submit-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 34px rgba(37, 99, 235, 0.32);
}

.submit-button:disabled {
    cursor: not-allowed;
    opacity: 0.65;
    transform: none;
    box-shadow: none;
}

.response-message {
    display: none;
    margin-top: 18px;
    padding: 13px 14px;
    border-radius: 14px;
    font-size: 14px;
    line-height: 1.8;
    text-align: center;
}

.response-message.success {
    display: block;
    color: #166534;
    background: #dcfce7;
    border: 1px solid #86efac;
}

.response-message.error {
    display: block;
    color: #991b1b;
    background: #fee2e2;
    border: 1px solid #fecaca;
}

.helper-text {
    margin-top: 18px;
    font-size: 13px;
    line-height: 1.8;
    text-align: center;
    color: #64748b;
}

.support-info {
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px solid #e2e8f0;
}

.support-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    padding: 18px;
    color: #334155;
    line-height: 1.9;
}

.support-box p {
    margin: 0 0 10px;
}

.support-box p:last-child {
    margin-bottom: 0;
}

@media (max-width: 520px) {
    .page-wrapper {
        padding: 24px 16px;
    }

    .support-card {
        padding: 24px 18px;
        border-radius: 20px;
    }

    .support-card h1 {
        font-size: 24px;
    }
}