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

:root {
    --primary: #FF6B00;
    --primary-hover: #E55E00;
    --primary-light: #FFF3E8;
    --text: #1A1A1A;
    --text-light: #6C757D;
    --bg: #F7F8FA;
    --white: #FFFFFF;
    --border: #E4E7EB;
    --border-strong: #CDD2D7;
    --card-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    --card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.10);
    --radius: 14px;
    --radius-sm: 8px;
}

html, body {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 18px 0;
}

.logo {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    text-decoration: none;
    display: inline-block;
}

.logo span {
    color: var(--text);
    margin-left: 4px;
}

.main-content {
    padding: 32px 24px 80px;
}

/* Progress */
.step-progress {
    margin-bottom: 24px;
}

.progress-bar {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: var(--primary);
    transition: width 0.3s ease;
    width: 0;
}

.step-indicator {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 500;
}

.back-btn {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 14px;
    cursor: pointer;
    padding: 10px 0;
    margin-bottom: 12px;
    font-family: inherit;
    transition: color 0.2s;
}

.back-btn:hover {
    color: var(--primary);
}

/* Steps */
.step {
    display: none;
}

.step.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.step-title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 28px;
    color: var(--text);
    letter-spacing: -0.5px;
}

/* Cards */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.cards-container.parks {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: box-shadow 0.25s, transform 0.25s;
    display: flex;
    flex-direction: column;
}

.card:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-3px);
}

.card-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg);
}

.card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.card-desc {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 14px;
}

.card-list {
    list-style: none;
    margin-bottom: 22px;
    flex: 1;
}

.card-list li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 8px;
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.4;
}

.card-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 6px;
    width: 14px;
    height: 8px;
    border-left: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
    transform: rotate(-45deg);
}

.park-card {
    text-align: center;
    align-items: center;
}

.park-icon {
    font-size: 56px;
    padding: 36px 0 4px;
}

.park-card .card-body {
    text-align: center;
    align-items: center;
}

.park-card .card-desc {
    margin-bottom: 22px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 26px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s;
    font-family: inherit;
    text-decoration: none;
    line-height: 1.2;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

.btn-primary:disabled {
    background: #C9CDD2;
    cursor: not-allowed;
    color: var(--white);
}

.btn-block {
    width: 100%;
    margin-top: 12px;
}

/* Step 3 options */
.options-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 480px;
}

.option-card {
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 44px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.option-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--card-shadow);
}

.option-number {
    font-size: 56px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.option-label {
    font-size: 15px;
    color: var(--text-light);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* People */
.people-container {
    background: var(--white);
    border-radius: var(--radius);
    padding: 8px 28px 28px;
    box-shadow: var(--card-shadow);
    max-width: 540px;
}

.people-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.people-row:last-of-type {
    border-bottom: none;
}

.people-label {
    font-size: 17px;
    font-weight: 700;
}

.people-age {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 2px;
}

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

.counter-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    background: var(--white);
    color: var(--primary);
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.counter-btn:hover:not(:disabled) {
    background: var(--primary);
    color: var(--white);
}

.counter-btn:disabled {
    border-color: var(--border-strong);
    color: var(--border-strong);
    cursor: not-allowed;
}

.counter-value {
    min-width: 28px;
    text-align: center;
    font-size: 18px;
    font-weight: 700;
}

.people-note {
    font-size: 13px;
    color: var(--text-light);
    font-style: italic;
    padding: 18px 0 8px;
}

/* Calendar */
.calendar-container {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--card-shadow);
    max-width: 520px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-month {
    font-size: 18px;
    font-weight: 700;
}

.calendar-nav {
    background: var(--white);
    border: 1px solid var(--border);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-family: inherit;
    font-size: 18px;
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.calendar-nav:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--primary);
}

.calendar-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar-day-header {
    text-align: center;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-light);
    padding: 8px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    background: var(--white);
    border: 2px solid transparent;
    padding: 4px 2px;
    transition: background 0.15s, border-color 0.15s;
    color: var(--text);
}

.calendar-day:not(.disabled):not(.empty):hover {
    background: var(--primary-light);
}

.calendar-day.disabled {
    color: #C9CDD2;
    cursor: not-allowed;
    background: transparent;
}

.calendar-day.empty {
    visibility: hidden;
    cursor: default;
}

.calendar-day.today {
    border-color: var(--primary);
}

.calendar-day.selected {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.calendar-day.selected .calendar-day-price {
    color: rgba(255, 255, 255, 0.85);
}

.calendar-day-num {
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
}

.calendar-day-price {
    font-size: 9px;
    color: var(--text-light);
    margin-top: 3px;
    font-weight: 500;
}

/* Step 7 — tickets */
.summary-box {
    background: var(--white);
    border-radius: var(--radius);
    padding: 18px 22px;
    box-shadow: var(--card-shadow);
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
    font-size: 14px;
}

.summary-item {
    color: var(--text-light);
}

.summary-item strong {
    color: var(--text);
    font-weight: 600;
}

.tickets-container {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.empty-tickets {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--card-shadow);
    text-align: center;
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

.ticket-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
}

.ticket-name {
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.ticket-desc {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 20px;
    flex: 1;
}

.ticket-desc-list {
    list-style: none;
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 20px;
    flex: 1;
}

.ticket-desc-list li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 6px;
    line-height: 1.45;
}

.ticket-desc-list li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 8px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--primary);
}

.ticket-breakdown {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    margin-bottom: 16px;
}

.ticket-line {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    font-size: 14px;
    gap: 12px;
}

.ticket-line-label {
    color: var(--text-light);
}

.ticket-line-value {
    font-weight: 600;
    white-space: nowrap;
}

.ticket-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.ticket-total-label {
    font-size: 13px;
    color: var(--text-light);
}

.ticket-total-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--text);
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 32px 32px;
    text-align: center;
    max-width: 400px;
    width: 100%;
    animation: scaleIn 0.25s ease;
}

@keyframes scaleIn {
    from { transform: scale(0.92); opacity: 0; }
    to   { transform: scale(1);    opacity: 1; }
}

.modal-icon {
    width: 72px;
    height: 72px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
    margin: 0 auto 20px;
    font-weight: bold;
}

.modal h2 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 10px;
}

.modal-text {
    color: var(--text-light);
    margin-bottom: 24px;
    font-size: 14px;
}

/* === Details page === */
.details-page {
    padding: 32px 24px 80px;
    max-width: 720px;
}

.details-cart-wrapper {
    margin-bottom: 28px;
}

.details-cart {
    width: 100%;
    background: var(--white);
    border: none;
    border-radius: var(--radius);
    padding: 0;
    box-shadow: var(--card-shadow);
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: box-shadow 0.2s;
}

.details-cart:hover {
    box-shadow: var(--card-hover-shadow);
}

.details-cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
}

.details-cart-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.details-cart-label {
    font-size: 11px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
}

.details-cart-total {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
}

.details-cart-toggle {
    font-size: 18px;
    color: var(--primary);
    transition: transform 0.2s;
    line-height: 1;
}

.details-cart[aria-expanded="true"] .details-cart-toggle {
    transform: rotate(180deg);
}

.details-cart-body {
    border-top: 1px solid var(--border);
    padding: 18px 20px 20px;
}

.details-cart-section {
    padding: 8px 0;
    border-bottom: 1px dashed var(--border);
}

.details-cart-section:last-child {
    border-bottom: none;
}

.details-cart-name {
    font-size: 15px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 8px;
    line-height: 1.3;
}

.details-cart-desc {
    font-size: 13px;
    color: var(--text-light);
}

.details-cart-desc-list {
    list-style: none;
    font-size: 13px;
    color: var(--text-light);
}

.details-cart-desc-list li {
    position: relative;
    padding-left: 14px;
    margin-bottom: 4px;
    line-height: 1.4;
}

.details-cart-desc-list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 7px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary);
}

.details-cart-line {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 13px;
    color: var(--text-light);
    gap: 12px;
}

.details-cart-line span:last-child {
    font-weight: 600;
    color: var(--text);
}

.details-cart-line.donation-line span:last-child {
    color: var(--primary);
}

.details-cart-total-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    margin-top: 6px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-light);
}

.details-cart-total-line strong {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
}

/* Form */
.details-form {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--card-shadow);
}

.details-title {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 6px;
    letter-spacing: -0.3px;
}

.details-desc {
    color: var(--text-light);
    margin-bottom: 24px;
    font-size: 14px;
}

.form-row {
    display: grid;
    gap: 12px;
    margin-bottom: 4px;
}

.form-row.two-col {
    grid-template-columns: 1fr 1fr;
}

.form-row.two-col-phone {
    grid-template-columns: 200px 1fr;
}

.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.form-field input,
.form-field select {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 15px;
    background: var(--white);
    color: var(--text);
    transition: border-color 0.15s;
}

.form-field select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='%23666' d='M6 8L0 0h12z'/></svg>");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
    cursor: pointer;
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--primary);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 14px;
    line-height: 1.4;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 3px;
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    accent-color: var(--primary);
    cursor: pointer;
}

.form-checkbox label {
    flex: 1;
    cursor: pointer;
}

.form-checkbox label small {
    display: block;
    color: var(--text-light);
    margin-top: 6px;
    font-size: 12px;
    line-height: 1.45;
}

/* Donation block */
.donation-block {
    background: var(--primary-light);
    border-radius: var(--radius);
    padding: 22px 24px;
    margin: 22px 0;
}

.donation-title {
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--text);
}

.donation-desc {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.5;
}

.donation-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.donation-option {
    cursor: pointer;
    position: relative;
}

.donation-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.donation-option span {
    display: block;
    text-align: center;
    padding: 14px 8px;
    background: var(--white);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 16px;
    transition: border-color 0.15s, color 0.15s;
    color: var(--text);
}

.donation-option:hover span {
    border-color: var(--border-strong);
}

.donation-option.selected span {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-checkout {
    margin-top: 14px;
    padding: 16px;
    font-size: 16px;
}

/* Modal extras */
.modal-wide {
    max-width: 480px;
}

.modal-details {
    text-align: left;
    margin-bottom: 24px;
    background: var(--bg);
    padding: 16px 18px;
    border-radius: var(--radius-sm);
    max-height: 50vh;
    overflow-y: auto;
}

.modal-row {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 6px 0;
    font-size: 13px;
}

.modal-row span {
    color: var(--text-light);
    flex-shrink: 0;
}

.modal-row strong {
    color: var(--text);
    text-align: right;
    font-weight: 600;
    word-break: break-word;
}

.modal-row.total-row {
    border-top: 1px solid var(--border);
    margin-top: 6px;
    padding-top: 10px;
}

.modal-row.total-row span,
.modal-row.total-row strong {
    font-size: 15px;
    color: var(--text);
}

.modal-row.total-row strong {
    color: var(--primary);
    font-weight: 800;
}

@media (max-width: 640px) {
    .step-title {
        font-size: 24px;
        margin-bottom: 22px;
    }
    .cards-container,
    .cards-container.parks {
        grid-template-columns: 1fr;
    }
    .card-image {
        height: 160px;
    }
    .options-container {
        grid-template-columns: repeat(2, 1fr);
    }
    .main-content {
        padding: 24px 0 60px;
    }
    .container {
        padding: 0 16px;
    }
    .calendar-day-num {
        font-size: 14px;
    }
    .calendar-day-price {
        font-size: 8px;
    }
    .details-form {
        padding: 22px 18px;
    }
    .form-row.two-col,
    .form-row.two-col-phone {
        grid-template-columns: 1fr;
    }
    .donation-options {
        grid-template-columns: repeat(2, 1fr);
    }
    .details-page {
        padding: 22px 0 60px;
    }
    .details-cart-wrapper {
        padding: 0 16px;
    }
}