:root {
    /* Brand palette */
    --blue: #0344DC;
    --blue-dark: #022f9e;
    --orange: #FF4F00;
    --orange-ink: #c23c00;
    --black: #000000;

    /* Neutrals (soft, light theme) */
    --ink: #15161a;          /* primary body text — near-black, softer on the eyes */
    --muted: #6b6c72;        /* secondary text */
    --line: #e7e6e2;         /* hairline dividers / borders */
    --line-strong: #c1c1c1;  /* brand grey */
    --bg: #f5f4f1;           /* page background — warm off-white */
    --card: #ffffff;
    --field-border: #d8d7d2;

    --radius: 12px;
    --radius-sm: 8px;

    --font-title: 'Mona Sans', system-ui, -apple-system, sans-serif;
    --font-body: 'Mona Sans', system-ui, -apple-system, sans-serif;
    --font-serif: 'Grenze', Georgia, 'Times New Roman', serif;
}

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

body {
    font-family: var(--font-body);
    font-stretch: 100%;
    color: var(--ink);
    background-color: var(--bg);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

/* The old glowing gradient backdrop is retired for the minimal light look. */
.background-gradient {
    display: none;
}

.main-container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 56px 24px 40px;
    width: 100%;
}

/* ---------- Header ---------- */
header {
    margin-bottom: 36px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--line);
}

.brand-logo {
    display: block;
    height: 30px;
    width: auto;
    margin-bottom: 22px;
}

header h1 {
    font-family: var(--font-title);
    font-stretch: 125%;          /* Mona Sans Expanded */
    font-weight: 800;
    font-size: clamp(2rem, 4.5vw, 3rem);
    line-height: 1.04;
    letter-spacing: -0.01em;
    color: var(--black);
}

header p {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--muted);
    margin-top: 12px;
}

/* ---------- Browser notice ---------- */
.browser-warning {
    margin-bottom: 26px;
    padding: 13px 16px;
    background: rgba(255, 79, 0, 0.06);
    border: 1px solid rgba(255, 79, 0, 0.28);
    border-radius: var(--radius-sm);
    color: var(--ink);
    font-size: 0.88rem;
    line-height: 1.55;
}

.browser-warning strong {
    color: var(--orange-ink);
    font-weight: 600;
}

/* ---------- Layout ---------- */
.content-wrapper {
    display: flex;
    gap: 26px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.glass-panel {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 28px 30px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03), 0 10px 28px rgba(0, 0, 0, 0.04);
    flex: 1;
    min-width: 320px;
    max-width: 520px;
}

/* Section eyebrow header */
.panel-header h2 {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.11em;
    color: var(--blue);
    padding-bottom: 14px;
    margin-bottom: 22px;
    border-bottom: 1px solid var(--line);
}

/* ---------- Form ---------- */
.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--ink);
    font-size: 0.84rem;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 11px 14px;
    background: #fff;
    border: 1px solid var(--field-border);
    border-radius: var(--radius-sm);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.input-group input::placeholder {
    color: #a9a9ad;
}

.input-group input:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(3, 68, 220, 0.12);
}

.input-hint,
.live-note {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--muted);
    font-size: 0.86rem;
}

.input-hint {
    display: block;
    margin-top: 7px;
}

.input-hint strong {
    color: var(--blue);
    font-style: normal;
    font-weight: 500;
}

.live-note {
    margin-top: 6px;
}

/* intl-tel-input fills the field width; keep dropdown text readable. */
.iti {
    width: 100%;
}

.iti__country-list {
    color: var(--ink);
}

/* ---------- Preview & actions ---------- */
.signature-preview-wrapper {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--blue);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.1s ease;
}

.copy-btn {
    padding: 12px 22px;
}

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

.btn-primary:active {
    transform: translateY(1px);
}

.btn-secondary {
    padding: 11px 18px;
    background: #fff;
    border: 1px solid var(--field-border);
    color: var(--ink);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.btn-secondary:hover {
    background: #f3f2ef;
    border-color: var(--line-strong);
}

.feedback-msg {
    color: var(--blue);
    font-weight: 600;
    font-size: 0.85rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feedback-msg.show {
    opacity: 1;
}

.hidden {
    display: none;
}

/* ---------- Paste steps ---------- */
.paste-steps {
    margin: 0 0 20px;
    padding-left: 20px;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

.paste-steps li::marker {
    color: var(--blue);
    font-weight: 700;
}

.paste-steps strong {
    color: var(--ink);
    font-weight: 600;
}

/* ---------- Advanced (raw HTML) ---------- */
.advanced {
    border-top: 1px solid var(--line);
    padding-top: 16px;
}

.advanced > summary {
    cursor: pointer;
    color: var(--muted);
    font-size: 0.83rem;
    user-select: none;
    list-style: none;
}

.advanced > summary::-webkit-details-marker {
    display: none;
}

.advanced > summary::before {
    content: '\25B8';
    display: inline-block;
    margin-right: 8px;
    color: var(--blue);
    transition: transform 0.2s ease;
}

.advanced[open] > summary::before {
    transform: rotate(90deg);
}

.advanced .code-output {
    margin-top: 14px;
}

.code-output {
    display: flex;
    flex-direction: column;
}

.code-output label {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--muted);
    font-size: 0.84rem;
    margin-bottom: 8px;
}

.code-output textarea {
    width: 100%;
    height: 150px;
    background: #faf9f6;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    color: var(--ink);
    padding: 12px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.82rem;
    resize: vertical;
}

.code-output textarea:focus {
    outline: none;
    border-color: var(--blue);
}

/* ---------- Legal / privacy page ---------- */
.legal-panel {
    max-width: 800px;
    width: 100%;
    text-align: left;
}

.legal-panel h1 {
    font-family: var(--font-title);
    font-stretch: 125%;
    font-weight: 800;
    font-size: 2rem;
    letter-spacing: -0.01em;
    color: var(--black);
    margin-bottom: 6px;
}

.legal-panel .updated {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--muted);
    font-size: 0.9rem;
    margin-bottom: 26px;
}

.legal-panel h2 {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--ink);
    margin: 26px 0 10px;
}

.legal-panel p,
.legal-panel li {
    font-family: var(--font-serif);
    color: #2c2c31;
    font-size: 1rem;
    line-height: 1.75;
}

.legal-panel ul {
    padding-left: 20px;
    margin: 8px 0;
}

.legal-panel li {
    margin-bottom: 8px;
}

.legal-panel a {
    color: var(--blue);
    text-decoration: none;
}

.legal-panel a:hover {
    text-decoration: underline;
}

.legal-panel .back-link {
    display: inline-block;
    margin-top: 28px;
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--muted);
}

.legal-panel .back-link:hover {
    color: var(--blue);
}

/* ---------- Footer ---------- */
.site-footer {
    margin-top: 48px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 0.85rem;
}

.site-footer a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

.site-footer a:hover {
    color: var(--blue);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .main-container {
        padding: 36px 18px 32px;
    }

    .content-wrapper {
        flex-direction: column;
    }

    .glass-panel {
        max-width: 100%;
        width: 100%;
    }
}