/* ========== Reset & Base ========== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #8B5CF6;
    --primary-light: #A78BFA;
    --primary-dark: #7C3AED;
    --pink: #EC4899;
    --pink-light: #F472B6;
    --bg-start: #f5f0ff;
    --bg-end: #fce7f3;
    --card-bg: rgba(255, 255, 255, 0.75);
    --card-border: rgba(255, 255, 255, 0.5);
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --shadow: 0 8px 32px rgba(139, 92, 246, 0.12);
    --shadow-hover: 0 12px 40px rgba(139, 92, 246, 0.2);
    --radius: 20px;
    --radius-sm: 12px;
    --radius-lg: 28px;
    --nav-height: 72px;
    --header-height: 60px;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Helvetica Neue", sans-serif;
    background: linear-gradient(160deg, var(--bg-start) 0%, var(--bg-end) 100%);
    color: var(--text-primary);
    min-height: 100vh;
    min-height: 100dvh;
    padding-top: var(--header-height);
    padding-bottom: calc(var(--nav-height) + var(--safe-bottom));
    overflow-x: hidden;
    line-height: 1.6;
}

/* ========== App Header ========== */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(245, 240, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 20px;
    max-width: 500px;
    margin: 0 auto;
}

.app-title {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.icon-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.icon-btn:hover {
    background: rgba(139, 92, 246, 0.2);
}

.icon-btn:active {
    transform: scale(0.9);
}

/* ========== App Main ========== */
.app-main {
    max-width: 500px;
    margin: 0 auto;
    padding: 16px;
}

.page {
    display: none;
    animation: fadeIn 0.35s ease;
}

.page.active {
    display: block;
}

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

/* ========== Daily Section ========== */
.daily-section {
    margin-bottom: 28px;
}

.daily-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
    text-align: center;
}

.daily-card {
    position: relative;
    background: linear-gradient(135deg, var(--card-bg), rgba(255, 255, 255, 0.9));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px 24px 24px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.daily-quote-mark {
    font-size: 64px;
    line-height: 1;
    background: linear-gradient(135deg, var(--primary-light), var(--pink-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    position: absolute;
    top: 8px;
    left: 20px;
    font-family: Georgia, serif;
}

.daily-text {
    font-size: 20px;
    font-weight: 500;
    line-height: 1.7;
    color: var(--text-primary);
    margin: 8px 0 20px;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.daily-category-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(139, 92, 246, 0.08);
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 16px;
}

.favorite-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 38px;
    height: 38px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.favorite-btn.active {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.1);
}

.favorite-btn:active {
    transform: scale(0.85);
}

.favorite-btn.active svg {
    fill: #EF4444;
}

.refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(139, 92, 246, 0.15);
    padding: 8px 18px;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.refresh-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary);
    border-color: var(--primary-light);
}

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

/* ========== Section Title ========== */
.section-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 14px;
}

/* ========== Categories Grid ========== */
.categories-section {
    margin-bottom: 28px;
}

.categories-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.category-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 18px 16px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.category-card:active {
    transform: scale(0.96);
}

.category-card-icon {
    font-size: 28px;
    margin-bottom: 8px;
    display: block;
}

.category-card-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.category-card-count {
    font-size: 12px;
    color: var(--text-light);
}

/* ========== Recent List ========== */
.recent-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.recent-item {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 16px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.recent-category-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.recent-text {
    flex: 1;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recent-fav {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.recent-fav.active {
    color: #EF4444;
}

.recent-fav.active svg {
    fill: #EF4444;
}

/* ========== Search ========== */
.search-box {
    position: relative;
    margin-bottom: 20px;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    pointer-events: none;
}

.search-input {
    width: 100%;
    height: 50px;
    padding: 0 44px 0 46px;
    font-size: 16px;
    font-family: inherit;
    border: 2px solid transparent;
    border-radius: var(--radius);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    outline: none;
    transition: var(--transition);
    color: var(--text-primary);
}

.search-input::placeholder {
    color: var(--text-light);
}

.search-input:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

.search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: rgba(0,0,0,0.05);
    color: var(--text-light);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.search-clear.visible {
    display: flex;
}

.search-hint {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-light);
    font-size: 14px;
}

.search-results {
    min-height: 200px;
}

.search-result-item {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 16px 18px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

.search-result-text {
    flex: 1;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
}

.search-result-category {
    font-size: 11px;
    color: var(--text-light);
    white-space: nowrap;
}

/* ========== Favorites ========== */
.favorites-list {
    min-height: 200px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.empty-state svg {
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state p {
    font-size: 15px;
    margin-bottom: 4px;
}

.empty-sub {
    font-size: 13px !important;
    opacity: 0.7;
}

/* ========== Category Page ========== */
.category-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.back-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--card-bg);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.back-btn:active {
    transform: scale(0.9);
}

.category-title {
    font-size: 18px;
    font-weight: 700;
    flex: 1;
}

.category-list-item {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 18px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

.category-list-text {
    flex: 1;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
}

.category-list-fav {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.category-list-fav.active {
    color: #EF4444;
}

.category-list-fav.active svg {
    fill: #EF4444;
}

/* ========== Bottom Navigation ========== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: calc(var(--nav-height) + var(--safe-bottom));
    padding-bottom: var(--safe-bottom);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: space-around;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.04);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    padding: 6px 16px;
    transition: var(--transition);
    position: relative;
    font-family: inherit;
}

.nav-item svg {
    transition: var(--transition);
}

.nav-item.active {
    color: var(--primary);
}

.nav-item.active svg {
    stroke: var(--primary);
    fill: none;
}

.nav-item::after {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2.5px;
    border-radius: 0 0 4px 4px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-item.active::after {
    width: 24px;
}

/* ========== Toast ========== */
.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    color: white;
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.toast.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* ========== Share Card ========== */
.share-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.share-overlay.active {
    display: flex;
}

.share-card {
    background: linear-gradient(160deg, var(--bg-start), var(--bg-end));
    border-radius: var(--radius-lg);
    padding: 40px 32px 32px;
    margin: 24px;
    max-width: 360px;
    text-align: center;
    box-shadow: 0 24px 64px rgba(0,0,0,0.2);
    animation: shareIn 0.4s ease;
}

@keyframes shareIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.share-card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.share-card-text {
    font-size: 22px;
    font-weight: 600;
    line-height: 1.6;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.share-card-close {
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 10px 32px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.share-card-close:active {
    transform: scale(0.95);
}

/* ========== Profile / Settings ========== */
.profile-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
}

.profile-avatar {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--pink-light));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.profile-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

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

.settings-section {
    margin-bottom: 24px;
}

.settings-group-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    padding-left: 4px;
}

.settings-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 10px;
}

.settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(0,0,0,0.03);
}

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

.settings-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.settings-icon {
    font-size: 18px;
}

.settings-value {
    font-size: 13px;
    color: var(--text-light);
}

/* Toggle Switch */
.toggle {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 28px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: #D1D5DB;
    border-radius: 28px;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 22px;
    width: 22px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle input:checked + .toggle-slider {
    background: var(--primary);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateX(20px);
}

/* Stepper */
.stepper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.stepper-btn {
    width: 30px;
    height: 30px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 50%;
    background: white;
    color: var(--primary);
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.stepper-btn:active {
    transform: scale(0.9);
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.stepper-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

.stepper-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    min-width: 20px;
    text-align: center;
}

/* Time Slot */
.time-slot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid rgba(0,0,0,0.03);
}

.time-slot:last-child {
    border-bottom: none;
}

.time-slot-time {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.time-slot-label {
    font-size: 12px;
    color: var(--text-light);
    margin-left: 8px;
}

.time-slot-remove {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.08);
    color: #EF4444;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.time-slot-remove:active {
    transform: scale(0.85);
    background: rgba(239, 68, 68, 0.2);
}

.add-time-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    background: none;
    border: none;
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.add-time-btn:active {
    background: rgba(139, 92, 246, 0.05);
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 0;
}

/* ========== Responsive ========== */
@media (min-width: 500px) {
    .app-main {
        padding: 20px 24px;
    }
}