/* MAX Museum Booking App — Style */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #0a0e1a;
    --surface: #151b2e;
    --surface-hover: #1c2440;
    --border: #2a3352;
    --border-focus: #4a7cff;
    --text: #e4e8f1;
    --text-secondary: #8892b0;
    --accent: #4a7cff;
    --accent-hover: #3a6aee;
    --accent-glow: rgba(74,124,255,.25);
    --error: #ff4757;
    --success: #2ed573;
    --req: #ff6b6b;
    --radius: 12px;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html, body {
    height: 100%;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

.screen {
    display: none;
    min-height: 100vh;
    padding: 16px;
    padding-bottom: 32px;
}
.screen.active { display: flex; flex-direction: column; }

/* Header */
.header {
    text-align: center;
    padding: 24px 0 20px;
}
.header-icon {
    font-size: 48px;
    margin-bottom: 8px;
}
.header h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}
.subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Form */
.form { flex: 1; }

.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    letter-spacing: .3px;
}
.req { color: var(--req); }

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    transition: border-color .2s, box-shadow .2s;
    outline: none;
    -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555f80;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group textarea {
    resize: vertical;
    min-height: 72px;
}
.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238892b0' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-row {
    display: flex;
    gap: 12px;
}
.form-row .form-group { flex: 1; }

/* Errors */
.error {
    display: none;
    font-size: 12px;
    color: var(--error);
    margin-top: 4px;
}
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
    border-color: var(--error);
}
.form-group.has-error .error { display: block; }

/* Consent */
.consent { margin-top: 4px; }
.checkbox-label {
    display: flex !important;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 13px !important;
    color: var(--text-secondary) !important;
    font-weight: 400 !important;
    letter-spacing: 0 !important;
    line-height: 1.4;
}
.checkbox-label input[type="checkbox"] {
    display: none;
}
.checkmark {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-radius: 6px;
    margin-top: 1px;
    position: relative;
    transition: all .2s;
}
.checkbox-label input:checked + .checkmark {
    background: var(--accent);
    border-color: var(--accent);
}
.checkbox-label input:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 5px; top: 1px;
    width: 6px; height: 10px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Submit */
.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s, transform .1s, box-shadow .2s;
    margin-top: 8px;
    position: relative;
}
.btn-submit:hover {
    background: var(--accent-hover);
    box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-submit:active {
    transform: scale(.98);
}
.btn-submit:disabled {
    background: #333a55;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-loader {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Success */
.success-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
}
.success-icon {
    font-size: 64px;
    margin-bottom: 16px;
}
.success-card h2 {
    font-size: 22px;
    margin-bottom: 8px;
    color: var(--success);
}
.success-card p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.5;
}
.btn-secondary {
    padding: 12px 32px;
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s;
}
.btn-secondary:hover {
    background: var(--accent-glow);
}

/* HP */
.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* Mobile tweaks */
@media (max-width: 380px) {
    .form-row { flex-direction: column; gap: 0; }
}