/* =============================================
   Bookly Mini App — Black & Gold Theme
   ============================================= */

/* ---- Custom properties ---- */
:root {
    --gold: #D4AF37;
    --gold-light: #F5C542;
    --gold-dark: #AA8C2C;
    --gold-glow: rgba(212, 175, 55, 0.25);
    --gold-glow-strong: rgba(212, 175, 55, 0.5);

    --dark-bg: #000000;
    --dark-card: #0D0D0D;
    --dark-border: #1A1A1A;
    --dark-hover: #111111;

    --font: 'Montserrat', system-ui, sans-serif;

    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
}

/* ---- Base ---- */
* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    background: var(--dark-bg);
    color: #fff;
    font-family: var(--font);
    overscroll-behavior: none;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gold-dark); border-radius: 4px; }

/* ---- Screen transitions ---- */
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.88); }
    to   { opacity: 1; transform: scale(1); }
}

.screen-enter {
    animation: slideInRight 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.screen-enter-up {
    animation: slideInUp 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.screen-fade {
    animation: fadeIn 0.3s ease forwards;
}
.screen-scale {
    animation: scaleIn 0.4s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ---- Loader ---- */
.golden-ring-loader {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: var(--gold);
    border-right-color: var(--gold);
    animation: spin 0.9s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ---- Header ---- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: linear-gradient(to bottom, var(--dark-bg) 60%, transparent);
    padding: 16px 20px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.header-title {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

.header-subtitle {
    font-size: 12px;
    color: var(--gold);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ---- Cards ---- */
.card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    padding: 16px;
    transition: border-color 0.2s, transform 0.15s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--gold-glow) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.card:hover,
.card.selected {
    border-color: var(--gold);
    transform: translateY(-2px);
}

.card:hover::before,
.card.selected::before {
    opacity: 1;
}

.card.selected {
    border-color: var(--gold);
    box-shadow: 0 0 20px var(--gold-glow);
}

/* ---- Service card ---- */
.service-card {
    display: flex;
    align-items: center;
    gap: 14px;
}

.service-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-info {
    flex: 1;
    min-width: 0;
}

.service-name {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.service-meta {
    display: flex;
    gap: 10px;
    align-items: center;
}

.service-duration {
    font-size: 12px;
    color: #999;
    display: flex;
    align-items: center;
    gap: 4px;
}

.service-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--gold);
}

/* ---- Master card ---- */
.master-card {
    display: flex;
    align-items: center;
    gap: 14px;
}

.master-photo {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--dark-border);
    flex-shrink: 0;
    background: var(--dark-border);
}

.master-photo-wrapper {
    position: relative;
    flex-shrink: 0;
}

.master-photo-ring {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: linear-gradient(var(--dark-card), var(--dark-card)) padding-box,
                linear-gradient(135deg, var(--gold-dark), var(--gold)) border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.master-info {
    flex: 1;
    min-width: 0;
}

.master-name {
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 4px;
}

.master-specialty {
    font-size: 12px;
    color: #999;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.master-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gold-light);
}

/* ---- Buttons ---- */
.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 14px;
    font-family: var(--font);
    font-size: 15px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.btn:active {
    transform: scale(0.97);
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-light) 100%);
    color: #000;
    box-shadow: 0 4px 20px var(--gold-glow);
}

.btn-gold:hover {
    box-shadow: 0 6px 28px var(--gold-glow-strong);
}

.btn-gold:disabled {
    background: #333;
    color: #666;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

.btn-ghost {
    background: transparent;
    color: var(--gold);
    border: 1px solid var(--gold-dark);
}

.btn-ghost:hover {
    background: var(--gold-glow);
    border-color: var(--gold);
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 12px;
    flex-shrink: 0;
}

/* ---- Calendar ---- */
.calendar-container {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    padding: 16px;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.calendar-month {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
}

.calendar-nav {
    display: flex;
    gap: 8px;
}

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

.calendar-weekday {
    text-align: center;
    font-size: 11px;
    font-weight: 600;
    color: #555;
    padding: 4px 0 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    border: 1px solid transparent;
    position: relative;
}

.calendar-day:hover:not(.disabled):not(.empty) {
    background: var(--gold-glow);
    border-color: var(--gold-dark);
}

.calendar-day.selected {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: #000;
    font-weight: 700;
    box-shadow: 0 2px 12px var(--gold-glow);
}

.calendar-day.today:not(.selected) {
    border-color: var(--gold-dark);
    color: var(--gold);
}

.calendar-day.disabled {
    color: #333;
    cursor: not-allowed;
}

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

.calendar-day.holiday::after {
    content: '';
    position: absolute;
    bottom: 3px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--gold);
}

/* ---- Time slots ---- */
.timeslots-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.timeslot {
    padding: 10px 4px;
    text-align: center;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    cursor: pointer;
    transition: all 0.15s;
}

.timeslot:hover:not(.disabled) {
    border-color: var(--gold-dark);
    background: var(--gold-glow);
    color: var(--gold-light);
}

.timeslot.selected {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: #000;
    border-color: var(--gold);
    box-shadow: 0 2px 10px var(--gold-glow);
}

.timeslot.disabled {
    color: #333;
    cursor: not-allowed;
    background: #0a0a0a;
}

/* ---- Form ---- */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 13px 16px;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    color: #fff;
    font-family: var(--font);
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-glow);
}

.form-input::placeholder {
    color: #444;
}

textarea.form-input {
    resize: none;
    min-height: 90px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 13px;
    color: #888;
    line-height: 1.4;
}

.checkbox-input {
    width: 20px;
    height: 20px;
    min-width: 20px;
    accent-color: var(--gold);
    margin-top: 1px;
}

/* ---- Summary card ---- */
.summary-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--gold-dark), var(--gold), var(--gold-light));
}

.summary-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--dark-border);
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-key {
    font-size: 13px;
    color: #888;
}

.summary-value {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.summary-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    margin-top: 4px;
    border-top: 1px solid var(--gold-dark);
}

.summary-total-label {
    font-size: 15px;
    font-weight: 700;
    color: var(--gold);
}

.summary-total-price {
    font-size: 20px;
    font-weight: 800;
    color: var(--gold-light);
}

/* ---- Success screen ---- */
.success-icon {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold), var(--gold-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 0 40px var(--gold-glow-strong);
    animation: successPulse 1.5s ease-in-out infinite;
}

@keyframes successPulse {
    0%, 100% { box-shadow: 0 0 40px var(--gold-glow-strong); }
    50% { box-shadow: 0 0 60px var(--gold-glow-strong), 0 0 80px var(--gold-glow); }
}

.success-checkmark {
    width: 48px;
    height: 48px;
}

/* ---- My bookings ---- */
.booking-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 12px;
    position: relative;
    overflow: hidden;
}

.booking-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gold);
}

.booking-service {
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 8px;
}

.booking-datetime {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #999;
    margin-bottom: 4px;
}

.booking-master {
    font-size: 13px;
    color: var(--gold);
    margin-bottom: 12px;
}

.booking-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.booking-status.active {
    background: rgba(76, 175, 80, 0.15);
    color: #4CAF50;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.booking-status.completed {
    background: rgba(100, 100, 100, 0.15);
    color: #999;
    border: 1px solid rgba(100, 100, 100, 0.3);
}

.booking-status.cancelled {
    background: rgba(220, 53, 69, 0.15);
    color: #DC3545;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

/* ---- Divider ---- */
.divider {
    height: 1px;
    background: var(--dark-border);
    margin: 16px 0;
}

/* ---- Section title ---- */
.section-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

/* ---- Work hours badge ---- */
.work-hours {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 20px;
    font-size: 12px;
    color: var(--gold);
    font-weight: 500;
}

/* ---- Toast ---- */
.toast {
    padding: 12px 20px;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    animation: toastIn 0.3s ease forwards;
    pointer-events: auto;
    max-width: 280px;
    text-align: center;
}

.toast.error {
    border-color: #DC3545;
    color: #ff6b6b;
}

.toast.success {
    border-color: var(--gold);
    color: var(--gold-light);
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toastOut {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to   { opacity: 0; transform: translateY(10px) scale(0.95); }
}

/* ---- Empty state ---- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 24px;
    text-align: center;
    gap: 16px;
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    opacity: 0.3;
}

.empty-state-title {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
}

.empty-state-text {
    font-size: 14px;
    color: #555;
    max-width: 240px;
}

/* ---- Bottom action area ---- */
.bottom-action {
    padding: 12px 20px 24px;
    background: linear-gradient(to top, var(--dark-bg) 60%, transparent);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
    pointer-events: none;
}

.bottom-action .btn {
    pointer-events: auto;
}

/* ---- Screen header ---- */
.screen-content {
    padding: 0 20px 100px;
    flex: 1;
}

/* ---- Navigation back ---- */
.nav-back {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--gold);
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 20px;
    padding: 8px 0;
    transition: opacity 0.15s;
}

.nav-back:hover { opacity: 0.7; }

/* ---- Shimmer skeleton ---- */
@keyframes shimmer {
    0% { background-position: -400px 0; }
    100% { background-position: 400px 0; }
}

.skeleton {
    background: linear-gradient(90deg, var(--dark-card) 25%, #1a1a1a 50%, var(--dark-card) 75%);
    background-size: 800px 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

.skeleton-card {
    height: 80px;
    margin-bottom: 10px;
    border-radius: var(--radius);
}

/* ---- Checkmark (SVG path) ---- */
.checkmark-path {
    stroke-dasharray: 50;
    stroke-dashoffset: 50;
    animation: drawCheck 0.5s ease 0.3s forwards;
}

@keyframes drawCheck {
    to { stroke-dashoffset: 0; }
}