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

:root {
    --bg-primary: #070d1a;
    --bg-secondary: rgba(7, 13, 26, 0.95);
    --bg-input: rgba(20, 30, 51, 0.6);
    --text-primary: #c8d6e5;
    --text-secondary: #627597;
    --text-muted: #4a5a7a;
    --border-color: rgba(26, 39, 68, 0.5);
    --border-hover: rgba(0, 207, 200, 0.3);
    --accent: #00cfc8;
    --accent-hover: #0de4de;
    --accent-disabled: #1a2a3a;
    --shadow: rgba(0, 0, 0, 0.6);
}

body.dark-theme {
    --bg-primary: #040a15;
    --bg-secondary: rgba(4, 10, 21, 0.95);
    --bg-input: rgba(15, 25, 45, 0.6);
    --text-primary: #a8b8d0;
    --text-secondary: #5270a0;
    --text-muted: #3a4a6a;
    --border-color: rgba(20, 35, 60, 0.5);
    --border-hover: rgba(234, 74, 170, 0.3);
    --accent: #ea4aaa;
    --accent-hover: #f06bb8;
    --accent-disabled: #1a0a2a;
    --shadow: rgba(0, 0, 0, 0.7);
}

body {
    font-family: 'SF Mono', 'Cascadia Mono', 'Fira Code', monospace;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    transition: background 0.3s ease, color 0.3s ease;
    -webkit-text-size-adjust: 100%;
}

button, select { touch-action: manipulation; }

.glow-bg {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 400px at 20% 60%, rgba(234,74,170,0.08), transparent),
        radial-gradient(ellipse 500px 500px at 80% 40%, rgba(0,207,200,0.06), transparent);
    pointer-events: none;
    z-index: 0;
}

.terminal {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 960px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow:
        0 0 60px rgba(234,74,170,0.05),
        0 20px 60px var(--shadow);
    backdrop-filter: blur(10px);
}

.term-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 14px 20px;
    background: rgba(20, 30, 51, 0.6);
    border-bottom: 1px solid rgba(26, 39, 68, 0.4);
    user-select: none;
}

.term-title {
    margin-left: 8px;
    font-size: 13px;
    color: #627597;
    letter-spacing: 0.3px;
}

.term-title .user { color: #00cfc8; }
.term-title .sep { color: #627597; }
.term-title .host { color: #ee4b5b; }
.term-title .path { color: #ea4aaa; }

.term-bar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 8px;
}

.term-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 12px;
}

.nav-link {
    color: #627597;
    text-decoration: none;
    padding: 2px 8px;
    border-radius: 4px;
    transition: color 0.15s;
}

.nav-link:hover { color: #00cfc8; }
.nav-link.active { color: #ea4aaa; }

.term-body {
    padding: 28px 32px;
}

.cmd {
    margin-bottom: 20px;
}

.cmd-prompt {
    font-size: 15px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.cmd-prompt .prompt-green { color: #00cfc8; }
.cmd-prompt .prompt-pink { color: #ea4aaa; }
.cmd-prompt .prompt-red { color: #ee4b5b; }

.cmd-prompt .cmd-text {
    color: #fff;
    font-weight: 400;
}

.cmd-output {
    margin-top: 8px;
    padding-left: 4px;
}

.cmd-output p {
    margin: 2px 0;
    font-size: 14px;
    color: #627597;
}

.divider-line {
    height: 1px;
    background: linear-gradient(90deg, rgba(0,207,200,0.15), transparent);
    margin: 24px 0;
}

/* Type selector */
.type-selector {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.type-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.type-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.type-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #070d1a;
}

.type-btn svg {
    flex-shrink: 0;
    opacity: 0.8;
}

/* Forms */
.forms-container {
    margin-top: 12px;
}

.qr-form {
    display: none;
    flex-direction: column;
    gap: 14px;
}

.qr-form.active {
    display: flex;
}

.input-group {
    position: relative;
}

.input-group input,
.input-group textarea,
.input-group select {
    width: 100%;
    padding: 12px 16px;
    font-family: inherit;
    font-size: 16px;
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    outline: none;
    transition: all 0.2s ease;
}

@media (min-width: 600px) {
    .input-group input,
    .input-group textarea,
    .input-group select {
        font-size: 14px;
    }
}

.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
    border-color: var(--accent);
    background: var(--bg-secondary);
}

.input-group input::placeholder,
.input-group textarea::placeholder {
    color: var(--text-muted);
}

.input-group textarea {
    resize: vertical;
    min-height: 80px;
}

.input-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23627597' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.input-row {
    display: flex;
    gap: 12px;
}

.input-row .input-group {
    flex: 1;
}

.password-field {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-password:hover {
    color: var(--text-primary);
}

/* QR Preview section */
.qr-section {
    display: flex;
    justify-content: center;
    margin: 8px 0 4px;
}

.qr-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.qr-preview {
    width: min(340px, calc(100vw - 80px));
    aspect-ratio: 1;
    background: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(26, 39, 68, 0.4);
}

#qr-container {
    width: min(300px, calc(100% - 40px));
    aspect-ratio: 1;
}

#qr-container canvas,
#qr-container svg {
    width: 100% !important;
    height: 100% !important;
}

.qr-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #999;
    transition: opacity 0.3s ease;
    position: absolute;
    inset: 0;
}

.qr-placeholder.hidden {
    opacity: 0;
    pointer-events: none;
}

.qr-placeholder svg {
    width: 80px;
    height: 80px;
}

.qr-placeholder span {
    font-size: 14px;
    font-weight: 500;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    background: var(--accent);
    color: #070d1a;
    border: none;
    border-radius: 10px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.download-btn:hover:not(:disabled) {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.download-btn:active:not(:disabled) {
    transform: translateY(0);
}

.download-btn:disabled {
    background: var(--accent-disabled);
    color: var(--text-muted);
    cursor: not-allowed;
}

.download-btn svg {
    flex-shrink: 0;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.animate-spin {
    animation: spin 0.8s linear infinite;
}

/* Dynamic fields */
.dynamic-field-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dynamic-field-row {
    display: flex;
    gap: 6px;
    align-items: center;
}

.dynamic-field-row .input-group {
    flex: 1;
}

.phone-type-select,
.email-type-select {
    padding: 12px 10px;
    font-family: inherit;
    font-size: 13px;
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    outline: none;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 100px;
}

.phone-type-select:focus,
.email-type-select:focus {
    border-color: var(--accent);
}

.add-field-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 44px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.add-field-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.remove-field-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.remove-field-btn:hover {
    border-color: #e74c3c;
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.1);
}

.dynamic-field-row .input-group input {
    border-radius: 10px 0 0 10px;
}

.dynamic-field-row .phone-type-select,
.dynamic-field-row .email-type-select {
    border-radius: 0;
    border-left: none;
    border-right: none;
}

.dynamic-field-row .add-field-btn,
.dynamic-field-row .remove-field-btn {
    border-radius: 0 10px 10px 0;
}

/* Cursor */
.cursor-line {
    margin-top: 24px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
}

.cursor-line .prompt-green { color: #00cfc8; }

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.cursor-blink {
    animation: blink 1s step-end infinite;
    color: #fff;
}

/* Terminal command label */
.cmd-label {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    margin-bottom: 6px;
}

/* Responsive */
@media (max-width: 768px) {
    .term-body { padding: 20px; }
    .cmd-prompt { font-size: 14px; }
    .type-btn { padding: 10px 14px; min-height: 44px; font-size: 13px; }
    .input-group input,
    .input-group textarea,
    .input-group select { padding: 10px 14px; }
    .input-row { flex-direction: column; gap: 14px; }
    .dynamic-field-row { flex-wrap: wrap; }
}

@media (max-width: 600px) {
    body { padding: 8px; }
    .terminal { border-radius: 10px; }
    .term-bar { padding: 10px 14px; }
    .term-title { font-size: 11px; }
    .term-body { padding: 14px; }
    .type-selector { gap: 6px; }
    .type-btn { padding: 8px 12px; font-size: 12px; gap: 6px; }
    .cursor-line { font-size: 13px; }
}

@media (max-width: 400px) {
    .term-bar { padding: 8px 10px; gap: 4px; }
    .term-title { font-size: 9px; }
    .term-body { padding: 10px; }
    .cmd-prompt { font-size: 11px; }
    .type-btn { padding: 6px 10px; font-size: 11px; }
    .input-group input,
    .input-group textarea,
    .input-group select { font-size: 16px; padding: 8px 12px; }
    .cursor-line { font-size: 11px; margin-top: 16px; gap: 4px; }
}