/* ══════════════════════════════════════════════════════════════════════
   Booking Widget – Design System
   ══════════════════════════════════════════════════════════════════════ */

:root {
    /* Brand Colors – primäre Werte werden dynamisch via Jinja2-Template injiziert */
    --color-primary-gray: #5D646C;
    --color-secondary-gray: #939BA0;
    --color-white: #ffffff;

    /* UI & State */
    --color-primary-green-hover: #346646;
    --color-accent-purple-hover: #7b029a;

    /* Derived */
    --color-border: rgba(0,0,0,0.08);
    --color-border-hover: rgba(67,174,97,0.35);
    --color-star: #f5a623;
    --color-error: #dc2626;
    --color-error-bg: #fef2f2;

    /* Layout */
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.10);
    --shadow-focus: 0 0 0 3px rgba(67,174,97,0.18);
    --transition: 0.25s cubic-bezier(.4,0,.2,1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
    font-family: var(--font);
    background: var(--color-background);
    color: var(--color-dark-text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ── Page Wrapper ────────────────────────────────────────────────────── */

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Hero Header ─────────────────────────────────────────────────────── */

.widget-hero {
    background: linear-gradient(135deg, var(--color-primary-green) 0%, var(--color-secondary-green) 100%);
    color: var(--color-white);
    text-align: center;
    padding: 2.5rem 1.5rem 3rem;
    position: relative;
}

.hero-inner {
    position: relative;
    z-index: 1;
}

.hero-logo {
    height: 44px;
    margin-bottom: 0.75rem;
    filter: brightness(0) invert(1);
}

.widget-hero h1 {
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
}

.hero-subtitle {
    font-size: 0.92rem;
    opacity: 0.85;
    font-weight: 400;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0; right: 0;
    height: 28px;
    background: var(--color-background);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

/* ── Widget Container ────────────────────────────────────────────────── */

.widget {
    max-width: 620px;
    margin: -0.5rem auto 0;
    background: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 2rem 1.75rem;
    position: relative;
    z-index: 2;
}

/* ── Stepper ─────────────────────────────────────────────────────────── */

.stepper {
    margin-bottom: 2rem;
}

.stepper-track {
    height: 4px;
    background: rgba(0,0,0,0.06);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 0.75rem;
}

.stepper-fill {
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--color-primary-green), var(--color-secondary-green));
    transition: width 0.5s cubic-bezier(.4,0,.2,1);
    width: 12.5%;
}

.stepper-labels {
    display: flex;
    justify-content: space-between;
}

.stepper-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    flex: 1;
}

.stepper-dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(0,0,0,0.06);
    color: var(--color-secondary-gray);
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.stepper-label {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--color-secondary-gray);
    transition: color var(--transition);
}

.stepper-step.active .stepper-dot {
    background: var(--color-primary-green);
    color: var(--color-white);
    box-shadow: 0 2px 8px rgba(67,174,97,0.35);
}

.stepper-step.active .stepper-label {
    color: var(--color-primary-green);
    font-weight: 600;
}

.stepper-step.done .stepper-dot {
    background: var(--color-secondary-green);
    color: var(--color-white);
}

.stepper-step.done .stepper-label {
    color: var(--color-secondary-green);
}

/* ── Steps ───────────────────────────────────────────────────────────── */

.step { display: none; }
.step.active { display: block; animation: stepIn 0.35s ease; }

@keyframes stepIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--color-dark-text);
    letter-spacing: -0.01em;
}

/* ── Trust Badge ─────────────────────────────────────────────────────── */

.trust-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(67,174,97,0.06), rgba(69,186,127,0.08));
    border: 1px solid rgba(67,174,97,0.15);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.85rem;
}

.trust-stars {
    color: var(--color-star);
    font-size: 1rem;
    letter-spacing: 1px;
}

.trust-text { color: var(--color-primary-gray); }
.trust-text a {
    color: var(--color-primary-green);
    text-decoration: none;
    font-weight: 600;
}
.trust-text a:hover { text-decoration: underline; }

/* ── Loading Spinner ─────────────────────────────────────────────────── */

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 2.5rem 1rem;
    color: var(--color-secondary-gray);
    font-size: 0.88rem;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(67,174,97,0.15);
    border-top-color: var(--color-primary-green);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

/* ── Services ────────────────────────────────────────────────────────── */

.services-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.service-card {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 1.1rem 1.15rem;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 4px;
    background: transparent;
    transition: background var(--transition);
    border-radius: 0 4px 4px 0;
}

.service-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow);
    transform: translateY(-1px);
}

.service-card.selected {
    border-color: var(--color-primary-green);
    background: rgba(67,174,97,0.03);
}

.service-card.selected::before {
    background: var(--color-primary-green);
}

.service-name {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
    color: var(--color-dark-text);
}

.service-meta {
    font-size: 0.82rem;
    color: var(--color-secondary-gray);
    margin-bottom: 0.35rem;
    font-weight: 500;
}

.service-description {
    font-size: 0.82rem;
    color: var(--color-primary-gray);
    line-height: 1.45;
}

.service-prescription {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    color: var(--color-accent-purple);
    font-weight: 600;
    margin-top: 0.4rem;
    background: rgba(146,3,182,0.06);
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
}

/* ── Slots ───────────────────────────────────────────────────────────── */

.week-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 0.5rem;
}

.week-label {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--color-primary-gray);
    text-align: center;
}

.btn-nav {
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-gray);
    transition: all var(--transition);
    flex-shrink: 0;
}

.btn-nav:hover:not(:disabled) {
    border-color: var(--color-primary-green);
    color: var(--color-primary-green);
    background: rgba(67,174,97,0.04);
}

.btn-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.slots-container {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.slot-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1.1rem;
    cursor: pointer;
    transition: all var(--transition);
}

.slot-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.slot-card.selected {
    border-color: var(--color-primary-green);
    background: rgba(67,174,97,0.03);
}

.slot-date {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--color-dark-text);
}

.slot-time {
    color: var(--color-primary-green);
    font-weight: 700;
    font-size: 0.95rem;
}

.no-slots {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--color-secondary-gray);
}

.no-slots-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    opacity: 0.6;
}

.no-slots p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* ── Form ────────────────────────────────────────────────────────────── */

.form-row {
    display: flex;
    gap: 0.85rem;
}

.form-group {
    margin-bottom: 1rem;
    flex: 1;
}

.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    color: var(--color-primary-gray);
}

.optional {
    font-weight: 400;
    color: var(--color-secondary-gray);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 0.85rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-xs);
    font-size: 0.9rem;
    font-family: var(--font);
    color: var(--color-dark-text);
    background: var(--color-white);
    transition: all var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-secondary-gray);
    font-weight: 400;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-green);
    box-shadow: var(--shadow-focus);
}

.form-group input.invalid {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

/* ── Custom Checkbox ─────────────────────────────────────────────────── */

.checkbox-group { margin-bottom: 0.75rem; }

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.84rem;
    cursor: pointer;
    color: var(--color-primary-gray);
    line-height: 1.45;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-custom {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-secondary-gray);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    margin-top: 1px;
    position: relative;
}

.checkbox-custom::after {
    content: '';
    width: 10px;
    height: 6px;
    border-left: 2.5px solid var(--color-white);
    border-bottom: 2.5px solid var(--color-white);
    transform: rotate(-45deg) scale(0);
    transition: transform var(--transition);
    position: absolute;
    top: 3px;
}

.checkbox-label input:checked + .checkbox-custom {
    background: var(--color-primary-green);
    border-color: var(--color-primary-green);
}

.checkbox-label input:checked + .checkbox-custom::after {
    transform: rotate(-45deg) scale(1);
}

.checkbox-label a {
    color: var(--color-primary-green);
    font-weight: 600;
    text-decoration: none;
}

.checkbox-label a:hover { text-decoration: underline; }

.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.5rem;
    gap: 0.75rem;
}

/* ── Buttons ─────────────────────────────────────────────────────────── */

.btn {
    padding: 0.65rem 1.35rem;
    border: none;
    border-radius: var(--radius-xs);
    font-size: 0.88rem;
    font-family: var(--font);
    cursor: pointer;
    transition: all var(--transition);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary-green);
    color: var(--color-white);
    box-shadow: 0 2px 8px rgba(67,174,97,0.25);
}

.btn-primary:hover {
    background: var(--color-primary-green-hover);
    box-shadow: 0 4px 14px rgba(67,174,97,0.35);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    background: var(--color-secondary-gray);
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.btn-confirm {
    padding: 0.75rem 1.75rem;
    font-size: 0.95rem;
}

.btn-outline {
    background: transparent;
    color: var(--color-primary-green);
    border: 2px solid var(--color-primary-green);
    padding: 0.55rem 1.25rem;
}

.btn-outline:hover {
    background: rgba(67,174,97,0.06);
}

.btn-ghost {
    background: transparent;
    color: var(--color-secondary-gray);
    padding: 0.55rem 0.85rem;
}

.btn-ghost:hover {
    color: var(--color-primary-gray);
    background: rgba(0,0,0,0.03);
    border-radius: var(--radius-xs);
}

.btn-full { width: 100%; justify-content: center; }

/* ── Summary ─────────────────────────────────────────────────────────── */

.summary-card {
    background: var(--color-background);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.summary-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.65rem 0;
}

.summary-icon {
    font-size: 1.15rem;
    flex-shrink: 0;
    width: 32px;
    text-align: center;
}

.summary-content {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.summary-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-secondary-gray);
}

.summary-value {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--color-dark-text);
}

.summary-divider {
    height: 1px;
    background: rgba(0,0,0,0.06);
}

.prescription-hint {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin-top: 1rem;
    padding: 0.85rem;
    background: rgba(146,3,182,0.05);
    border: 1px solid rgba(146,3,182,0.12);
    border-radius: var(--radius-xs);
    font-size: 0.82rem;
    color: var(--color-accent-purple);
    line-height: 1.45;
}

.prescription-hint svg {
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.cancellation-notice {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin-top: 0.75rem;
    padding: 0.85rem;
    background: rgba(67,174,97,0.06);
    border: 1px solid rgba(67,174,97,0.15);
    border-radius: var(--radius-xs);
    font-size: 0.82rem;
    color: var(--color-primary-gray);
    line-height: 1.45;
}

.cancellation-notice svg {
    flex-shrink: 0;
    margin-top: 0.1rem;
    color: var(--color-primary-green);
}

/* ── Confirmation ────────────────────────────────────────────────────── */

.confirmation {
    text-align: center;
    padding: 2rem 0.5rem;
}

.confirm-icon-wrap {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary-green), var(--color-secondary-green));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    animation: popIn 0.5s cubic-bezier(.175,.885,.32,1.275);
}

@keyframes popIn {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.confirm-icon {
    width: 32px;
    height: 32px;
    color: var(--color-white);
}

.confirmation h2 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--color-primary-green);
}

.confirm-msg {
    font-size: 0.92rem;
    color: var(--color-primary-gray);
    margin-bottom: 0.5rem;
}

.booking-id {
    font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
    font-size: 0.88rem;
    color: var(--color-accent-purple);
    font-weight: 600;
    background: rgba(146,3,182,0.06);
    display: inline-block;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-xs);
    margin-top: 0.5rem;
}

.confirm-email-hint {
    color: var(--color-secondary-gray);
    font-size: 0.85rem;
    margin-top: 1rem;
}

.confirm-redirect-hint {
    color: var(--color-secondary-gray);
    font-size: 0.8rem;
    margin-top: 0.5rem;
    font-style: italic;
}

/* ── Modal ───────────────────────────────────────────────────────────── */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 1.75rem;
    max-width: 420px;
    width: 90%;
    position: relative;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { transform: scale(0.95) translateY(10px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-card h2 {
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
}

.modal-desc {
    font-size: 0.85rem;
    color: var(--color-secondary-gray);
    margin-bottom: 1.25rem;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--color-secondary-gray);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 6px;
    transition: all var(--transition);
}

.modal-close:hover {
    background: rgba(0,0,0,0.05);
    color: var(--color-dark-text);
}

/* ── Toast ───────────────────────────────────────────────────────────── */

.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    z-index: 2000;
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.35s ease;
    max-width: 90%;
    text-align: center;
}

.toast.toast-error {
    background: var(--color-error);
    color: var(--color-white);
}

.toast.toast-success {
    background: var(--color-primary-green);
    color: var(--color-white);
}

@keyframes toastIn {
    from { transform: translateX(-50%) translateY(16px); opacity: 0; }
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

/* ── Footer ──────────────────────────────────────────────────────────── */

.widget-footer {
    text-align: center;
    padding: 1.5rem 1rem 2rem;
    color: var(--color-secondary-gray);
    font-size: 0.78rem;
}

/* ── Responsive ──────────────────────────────────────────────────────── */

@media (max-width: 640px) {
    .widget {
        margin-left: 0.75rem;
        margin-right: 0.75rem;
        padding: 1.5rem 1.25rem;
    }
}

@media (max-width: 480px) {
    .widget-hero { padding: 2rem 1rem 2.5rem; }
    .widget-hero h1 { font-size: 1.35rem; }
    .widget { margin: -0.5rem 0.5rem 0; padding: 1.25rem 1rem; border-radius: var(--radius-sm); }
    .form-row { flex-direction: column; gap: 0; }
    .stepper-label { font-size: 0.65rem; }
    .stepper-dot { width: 24px; height: 24px; font-size: 0.7rem; }
    .form-actions { flex-direction: column-reverse; }
    .form-actions .btn { width: 100%; justify-content: center; }
    .week-nav { gap: 0.25rem; }
    .week-label { font-size: 0.8rem; }
    .slot-card { padding: 0.7rem 0.85rem; }
    .summary-card { padding: 1rem; }
}