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

:root {
    --tg-theme-bg-color: var(--tg-theme-bg-color, #1a1a2e);
    --tg-theme-text-color: var(--tg-theme-text-color, #ffffff);
    --tg-theme-hint-color: var(--tg-theme-hint-color, #999999);
    --tg-theme-button-color: var(--tg-theme-button-color, #e94560);
    --tg-theme-button-text-color: var(--tg-theme-button-text-color, #ffffff);
    --tg-theme-secondary-bg-color: var(--tg-theme-secondary-bg-color, #16213e);

    --cute-color: #4ecca3;
    --playful-color: #f0a500;
    --hot-color: #e94560;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.app {
    max-width: 480px;
    margin: 0 auto;
    padding: 20px 16px 40px;
}

.header {
    text-align: center;
    margin-bottom: 24px;
}

.header h1 {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--cute-color), var(--playful-color), var(--hot-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: var(--tg-theme-hint-color);
    font-size: 14px;
    margin-top: 6px;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 20px;
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: 4px;
}

.tab {
    flex: 1;
    padding: 10px 4px;
    border: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    color: var(--tg-theme-hint-color);
    background: transparent;
    transition: all 0.2s ease;
}

.tab.active[data-tab="cute"] {
    background: var(--cute-color);
    color: #000;
}

.tab.active[data-tab="playful"] {
    background: var(--playful-color);
    color: #000;
}

.tab.active[data-tab="hot"] {
    background: var(--hot-color);
    color: #fff;
}

/* Buttons Grid */
.buttons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.request-btn {
    position: relative;
    padding: 18px 12px;
    border: none;
    border-radius: 16px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    min-height: 72px;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow: hidden;
}

.request-btn .btn-emoji {
    font-size: 24px;
    flex-shrink: 0;
}

.request-btn.cute {
    background: rgba(78, 204, 163, 0.15);
    border: 1px solid rgba(78, 204, 163, 0.3);
    color: var(--tg-theme-text-color);
}

.request-btn.playful {
    background: rgba(240, 165, 0, 0.15);
    border: 1px solid rgba(240, 165, 0, 0.3);
    color: var(--tg-theme-text-color);
}

.request-btn.hot {
    background: rgba(233, 69, 96, 0.15);
    border: 1px solid rgba(233, 69, 96, 0.3);
    color: var(--tg-theme-text-color);
}

.request-btn:active {
    transform: scale(0.95);
}

.request-btn.cute:active {
    box-shadow: 0 0 20px rgba(78, 204, 163, 0.5);
}

.request-btn.playful:active {
    box-shadow: 0 0 20px rgba(240, 165, 0, 0.5);
}

.request-btn.hot:active {
    box-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

.request-btn.sent {
    animation: sendPulse 0.6s ease;
}

@keyframes sendPulse {
    0% { transform: scale(1); }
    30% { transform: scale(0.9); }
    50% { transform: scale(1.08); }
    100% { transform: scale(1); }
}

/* Premium */
.premium-btn {
    width: 100%;
    padding: 14px;
    border: 2px dashed var(--tg-theme-hint-color);
    border-radius: 14px;
    background: transparent;
    color: var(--tg-theme-hint-color);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 24px;
    transition: all 0.2s ease;
}

.premium-btn:hover {
    border-color: var(--playful-color);
    color: var(--playful-color);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: #2ecc71;
    color: #fff;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 14px;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 100;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.error {
    background: #e74c3c;
}

/* Main tabs (Wishes / Calendar) */
.main-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    padding: 4px;
}

.main-tab {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    color: var(--tg-theme-hint-color);
    background: transparent;
    transition: all 0.2s;
}

.main-tab.active {
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* Calendar */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.cal-nav {
    background: var(--tg-theme-secondary-bg-color);
    border: none;
    color: var(--tg-theme-text-color);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
}

.cal-month-label {
    font-size: 16px;
    font-weight: 600;
}

.calendar-legend {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--tg-theme-hint-color);
    margin-bottom: 12px;
    justify-content: center;
}

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

.cal-day-header {
    text-align: center;
    font-size: 12px;
    color: var(--tg-theme-hint-color);
    padding: 6px 0;
    font-weight: 600;
}

.cal-day {
    aspect-ratio: 1;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    background: var(--tg-theme-secondary-bg-color);
    cursor: pointer;
    position: relative;
    transition: all 0.15s;
}

.cal-day.empty {
    background: transparent;
    cursor: default;
}

.cal-day.today {
    border: 2px solid var(--tg-theme-button-color);
}

.cal-day .day-num {
    font-weight: 600;
}

.cal-day .day-marks {
    font-size: 10px;
    position: absolute;
    bottom: 3px;
}

.cal-day:hover {
    opacity: 0.8;
}

/* Predictions */
.predictions {
    margin-top: 16px;
    padding: 14px;
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.8;
}

.predictions strong {
    color: var(--tg-theme-button-color);
}

/* Add event button */
.add-event-btn {
    width: 100%;
    margin-top: 14px;
    padding: 14px;
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.privacy-btn {
    width: 100%;
    margin-top: 8px;
    padding: 12px;
    background: transparent;
    border: 1px solid var(--tg-theme-hint-color);
    color: var(--tg-theme-hint-color);
    border-radius: 12px;
    font-size: 14px;
    cursor: pointer;
}

/* Stats box */
.stats-box {
    margin-top: 12px;
    padding: 14px;
    background: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.8;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    z-index: 200;
    justify-content: center;
    align-items: flex-end;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--tg-theme-bg-color);
    border-radius: 20px 20px 0 0;
    padding: 24px 20px 32px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-content h3 {
    margin-bottom: 16px;
    font-size: 18px;
}

.modal-content select,
.modal-content input[type="date"],
.modal-content input[type="text"] {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    border-radius: 10px;
    border: 1px solid var(--tg-theme-secondary-bg-color);
    background: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
    font-size: 15px;
}

.modal-content label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--tg-theme-hint-color);
}

.symptoms-check {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin-bottom: 12px;
}

.symptoms-check label {
    font-size: 13px;
    color: var(--tg-theme-text-color);
}

.modal-buttons {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.btn-save {
    flex: 1;
    padding: 14px;
    background: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.btn-cancel {
    flex: 1;
    padding: 14px;
    background: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
    border: none;
    border-radius: 12px;
    font-size: 15px;
    cursor: pointer;
}

.privacy-hint {
    color: var(--tg-theme-hint-color);
    font-size: 13px;
    margin-bottom: 12px;
}

.privacy-check {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    font-size: 15px;
    color: var(--tg-theme-text-color);
}

.privacy-check input[type="checkbox"] {
    width: 20px;
    height: 20px;
}