:root {
    --bg: #eef4fb;
    --card: #ffffff;
    --text: #132235;
    --muted: #66788f;
    --primary: #0f5ea8;
    --primary-dark: #084980;
    --primary-soft: #e8f2fc;
    --success: #107c41;
    --success-bg: #e8f7ef;
    --error: #b42318;
    --error-bg: #fff0ef;
    --border: #d9e3ef;
    --shadow: 0 18px 45px rgba(17, 43, 74, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Nirmala UI", "Latha", "Segoe UI", Arial, Helvetica, sans-serif;
    background: linear-gradient(180deg, #dbeeff 0%, var(--bg) 38%, #f7fbff 100%);
    color: var(--text);
}

.page-shell {
    width: min(720px, 100%);
    margin: 0 auto;
    padding: 18px 14px 34px;
}

.hero-card,
.content-card,
.success-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 18px;
    margin-bottom: 16px;
}

.language-switcher {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
    color: var(--muted);
    font-size: 0.88rem;
    font-weight: 700;
}

.language-switcher-centered {
    align-items: center;
}

.language-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.language-switcher-centered .language-options {
    justify-content: center;
}

.language-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 7px 12px;
    border-radius: 999px;
    background: #f7fbff;
    color: var(--primary-dark);
    border: 1px solid #cbd8e6;
    text-decoration: none;
    font-weight: 800;
    line-height: 1.25;
}

.language-chip:hover,
.language-chip-active {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.brand-row {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-logo {
    width: 190px;
    max-width: 44vw;
    height: auto;
    flex: 0 0 auto;
}

h1,
h2 {
    margin: 0;
    line-height: 1.2;
}

h1 {
    font-size: 1.42rem;
}

h2 {
    font-size: 1.05rem;
    margin-bottom: 14px;
}

p {
    margin: 6px 0 0;
    color: var(--muted);
    line-height: 1.5;
}

.notice-card {
    margin-top: 16px;
    background: #fff8e5;
    border: 1px solid #f4dd9b;
    color: #5f4300;
    padding: 12px 14px;
    border-radius: 14px;
    line-height: 1.45;
}

.alert {
    padding: 13px 15px;
    border-radius: 15px;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.4;
}

.alert-error {
    background: var(--error-bg);
    border: 1px solid #ffc9c5;
    color: var(--error);
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid #b9e6cb;
    color: var(--success);
}

.form-stack {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

label {
    font-size: 0.92rem;
    font-weight: 700;
    color: #24384f;
}

.input,
.file-input {
    width: 100%;
    border: 1px solid #cbd8e6;
    border-radius: 14px;
    padding: 13px 14px;
    font-size: 1rem;
    background: #ffffff;
    color: var(--text);
    outline: none;
    font-family: inherit;
}

.input:focus,
.file-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(15, 94, 168, 0.14);
}

.textarea {
    resize: vertical;
}

.primary-button,
.secondary-button {
    border: 0;
    border-radius: 15px;
    padding: 14px 18px;
    font-weight: 800;
    font-size: 1rem;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    display: inline-block;
    font-family: inherit;
}

.primary-button {
    background: var(--primary);
    color: #ffffff;
}

.primary-button:hover {
    background: var(--primary-dark);
}

.secondary-button {
    background: #edf4fb;
    color: var(--primary-dark);
    border: 1px solid #cbd8e6;
}

.secondary-button:hover {
    background: var(--primary-soft);
}

.field-error {
    color: var(--error);
    font-size: 0.86rem;
}

.help-text,
.muted-text,
.footer-note {
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.details-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
}

.details-grid div {
    padding: 12px 13px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fbfdff;
}

.details-grid span,
.reference-box span {
    display: block;
    color: var(--muted);
    font-size: 0.78rem;
    margin-bottom: 4px;
}

.details-grid strong,
.reference-box strong {
    color: var(--text);
    font-size: 0.96rem;
    overflow-wrap: anywhere;
}

.status-pill {
    display: inline-block;
    padding: 7px 10px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
}

.status-ok {
    background: var(--success-bg);
    color: var(--success);
}

.status-bad {
    background: var(--error-bg);
    color: var(--error);
}

.success-card {
    text-align: center;
    padding-top: 28px;
}

.success-icon {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: var(--success-bg);
    color: var(--success);
    display: grid;
    place-items: center;
    font-size: 2.1rem;
    font-weight: 900;
    margin: 0 auto 14px;
}

.reference-box {
    margin: 20px auto;
    padding: 16px;
    border-radius: 18px;
    background: #f6faff;
    border: 1px solid var(--border);
}

.footer-note {
    text-align: center;
    padding: 8px 12px;
}

.powered-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: var(--muted);
    font-size: 0.88rem;
    padding: 6px 12px 18px;
}

.powered-footer img {
    height: 24px;
    width: auto;
}

@media (min-width: 640px) {
    .page-shell {
        padding-top: 34px;
    }

    .hero-card,
    .content-card,
    .success-card {
        padding: 24px;
    }

    h1 {
        font-size: 1.72rem;
    }

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

@media (max-width: 420px) {
    .brand-row {
        align-items: flex-start;
        flex-direction: column;
    }

    .brand-logo {
        width: 210px;
        max-width: 100%;
    }

    .language-chip {
        flex: 1 1 calc(50% - 8px);
    }
}