/**
 * ECOPARK GUEST & ROOM SELECTOR (BE-BKG-02)
 * Reference: yeu- cau-web/Screenshot 2026-09-09 221051.png
 * Validation rule: rooms <= adults
 */

.eco-guest-wrapper {
    position: relative;
    font-family: var(--eco-font-family);
    box-sizing: border-box;
}

.eco-guest-trigger {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    border: 1px solid var(--eco-color-border-strong);
    border-radius: var(--eco-radius-md);
    padding: 10px 16px;
    min-height: 52px;
    cursor: pointer;
    transition: all var(--eco-transition-fast);
    user-select: none;
}

.eco-guest-trigger:hover,
.eco-guest-trigger.is-active {
    border-color: var(--eco-color-primary);
    box-shadow: 0 0 0 3px rgba(0, 104, 60, 0.12);
}

.eco-guest-icon {
    font-size: 20px;
    color: var(--eco-color-primary);
    display: flex;
    align-items: center;
}

.eco-guest-trigger-info {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.eco-guest-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--eco-color-ink-muted);
}

.eco-guest-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--eco-color-ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Dropdown Popup */
.eco-guest-popup {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    z-index: 1000;
    background: #ffffff;
    border-radius: var(--eco-radius-xl);
    box-shadow: var(--eco-shadow-xl);
    border: 1px solid var(--eco-color-border);
    padding: 24px;
    display: none;
    width: 360px;
    box-sizing: border-box;
}

.eco-guest-popup.is-open {
    display: block;
    animation: eco-fade-down 0.2s ease-out;
}

.eco-guest-rows {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.eco-guest-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.eco-guest-row-info {
    display: flex;
    flex-direction: column;
}

.eco-guest-row-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--eco-color-ink);
    margin: 0;
}

.eco-guest-row-subtitle {
    font-size: 12px;
    color: var(--eco-color-ink-muted);
    margin: 2px 0 0 0;
}

/* Stepper Controls */
.eco-stepper {
    display: flex;
    align-items: center;
    gap: 12px;
}

.eco-stepper-btn {
    width: 38px;
    height: 38px;
    min-width: 38px;
    min-height: 38px;
    border-radius: var(--eco-radius-md);
    border: 1px solid var(--eco-color-border-strong);
    background: #ffffff;
    color: var(--eco-color-primary);
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--eco-transition-fast);
    user-select: none;
    box-sizing: border-box;
}

.eco-stepper-btn:hover:not(:disabled) {
    background: var(--eco-color-primary-surface);
    border-color: var(--eco-color-primary);
}

.eco-stepper-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    border-color: var(--eco-color-border);
    color: var(--eco-color-ink-muted);
}

.eco-stepper-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--eco-color-ink);
    min-width: 24px;
    text-align: center;
}

/* Validation Alert Box */
.eco-guest-validation {
    display: none;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--eco-radius-md);
    padding: 12px;
    margin-top: 16px;
    font-size: 12px;
    line-height: 1.45;
    color: #b91c1c;
}

.eco-guest-validation.is-visible {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    animation: eco-shake 0.3s ease;
}

@keyframes eco-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

.eco-guest-validation-icon {
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 1px;
}

/* Footer / Done Button */
.eco-guest-footer {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--eco-color-border);
}

.eco-btn-done {
    width: 100%;
    background: var(--eco-color-primary);
    color: #ffffff;
    border: none;
    border-radius: var(--eco-radius-md);
    padding: 12px 20px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--eco-transition-fast);
    min-height: 46px;
}

.eco-btn-done:hover:not(:disabled) {
    background: var(--eco-color-primary-dark);
}

.eco-btn-done:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Mobile responsive (<= 768px): Bottom Sheet */
@media (max-width: 768px) {
    .eco-guest-popup {
        position: fixed;
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        border-radius: 20px 20px 0 0;
        box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.2);
        padding: 24px 20px;
    }
}