/* Custom Styles extending Tailwind for Telegram Mini App */

/* CSS variables forcing Dark Tonkeeper Theme */
:root,
.dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #2dd4bf;
    --brand: #14b8a6;
    --brand-hover: #0d9488;
    --brand-gradient: linear-gradient(135deg, #14b8a6, #0d9488);
    --border-color: #334155;
    --card-bg: #1e293b;
    --card-bg-rgb: 30, 41, 59;
    --card-border: rgba(255, 255, 255, 0.05);
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --button-bg: #14b8a6;
    --button-text: #ffffff;
    --input-bg: #0f172a;
    /* Unified spacing scale: mobile 8 / tablet 16 / desktop 24 */
    --space: 10px;
}

@media (min-width: 768px) {

    :root,
    .dark {
        --space: 16px;
    }
}

@media (min-width: 1024px) {

    :root,
    .dark {
        --space: 24px;
    }
}

/* Global resets & Typography */
html,
body {
    overscroll-behavior-y: none;
    -webkit-overflow-scrolling: touch;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    font-family: 'Outfit', 'Inter', sans-serif;
    -webkit-tap-highlight-color: transparent;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    overscroll-behavior-y: none;
}

body[dir="rtl"] {
    font-family: 'Vazirmatn', sans-serif;
    line-height: 1.6;
}

/* Main Container spacing */
main#main-container {
    height: auto !important;
    min-height: 100vh;
    overflow-y: visible !important;
    padding-bottom: 7.5rem !important;
    padding-left: var(--space) !important;
    padding-right: var(--space) !important;
    padding-top: var(--space) !important;
    touch-action: pan-y;
    overscroll-behavior-y: contain;
}

/* Fixed Nav Bar Overlay */
nav {
    background: rgba(var(--card-bg-rgb), 0.85) !important;
    backdrop-filter: blur(24px) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    border-top: 1px solid var(--border-color) !important;
    box-shadow: 0 -4px 25px rgba(0, 0, 0, 0.03) !important;
}

.dark nav {
    box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.25) !important;
}

/* Loading & Maintenance Overlays fixed to page viewport */
#loading-overlay,
#maintenance-overlay {
    position: fixed !important;
    inset: 0 !important;
    z-index: 9999 !important;
    background: var(--bg-primary) !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#loading-overlay.hidden,
#maintenance-overlay.hidden {
    display: none !important;
}

/* Card Section Component (.tg-section) */
.tg-section {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    padding: 22px;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tg-section:hover {
    box-shadow: 0 6px 22px -2px rgba(0, 0, 0, 0.06);
}

.dark .tg-section:hover {
    box-shadow: 0 12px 35px -10px rgba(0, 0, 0, 0.5);
}

/* Section Header (.tg-section-header) */
.tg-section-header {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.02em;
}

/* Tab Capsule Centering */
.tab-capsule {
    touch-action: pan-y;
}

.tab-capsule::before,
.tab-capsule::after {
    content: '';
    flex: 0 0 calc(50vw - 80px);
    pointer-events: none;
}

body[dir="rtl"] .tg-section-header {
    letter-spacing: normal;
}

/* Hint Label Component (.tg-hint) */
.tg-hint {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 6px;
}

body[dir="rtl"] .tg-hint {
    letter-spacing: normal;
}

/* Main Action Button (.tg-button) */
.tg-button {
    width: 100%;
    padding: 13px 26px;
    background: var(--brand-gradient);
    color: #ffffff !important;
    border: none;
    border-radius: 14px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(20, 184, 166, 0.25);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.tg-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(20, 184, 166, 0.4);
    filter: brightness(1.04);
}

.tg-button:active {
    transform: translateY(0);
    box-shadow: 0 4px 10px rgba(20, 184, 166, 0.2);
    filter: brightness(0.96);
}

.tg-button:disabled,
.tg-button.loading {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* Secondary Button (.tg-button-secondary) */
.tg-button-secondary {
    padding: 10px 16px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tg-button-secondary:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.tg-button-secondary:active {
    transform: scale(0.97);
}

/* List Item Gateway Card (.tg-list-item) */
.tg-list-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--card-shadow);
}

.tg-list-item:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.dark .tg-list-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

/* Sleek Dropdowns, Textareas, Inputs overrides */
select,
input[type="text"],
input[type="number"],
textarea {
    background-color: var(--input-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: 12px !important;
    padding: 12px 14px !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
    outline: none !important;
    width: 100%;
}

select:focus,
input[type="text"]:focus,
input[type="number"]:focus,
textarea:focus {
    border-color: var(--brand) !important;
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.16) !important;
    background-color: var(--card-bg) !important;
}

/* iOS Toggle Switches matching current HTML structure */
.toggle-checkbox {
    width: 20px !important;
    height: 20px !important;
    border-radius: 9999px !important;
    background-color: #ffffff !important;
    border: none !important;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2) !important;
    transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: absolute !important;
    top: -2px !important;
    left: -2px !important;
    cursor: pointer !important;
    appearance: none !important;
    outline: none !important;
    z-index: 2 !important;
}

.toggle-label {
    width: 36px !important;
    height: 16px !important;
    background-color: #cbd5e1 !important;
    border-radius: 9999px !important;
    transition: all 0.28s ease !important;
    position: relative !important;
    display: block !important;
    cursor: pointer !important;
}

.dark .toggle-label {
    background-color: #334155 !important;
}

.toggle-checkbox:checked {
    left: 18px !important;
    background-color: #ffffff !important;
}

.toggle-checkbox:checked+.toggle-label {
    background-color: var(--brand) !important;
}

/* RTL adjustment for toggle switches */
[dir="rtl"] .toggle-checkbox {
    left: auto !important;
    right: -2px !important;
}

[dir="rtl"] .toggle-checkbox:checked {
    right: 18px !important;
    left: auto !important;
}

/* Custom-designed checkboxes for diseases, meds, food dislikes */
input[type="checkbox"].disease-chk,
input[type="checkbox"].medication-chk,
input[type="checkbox"].dislike-chk {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: var(--input-bg);
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
    outline: none;
    flex-shrink: 0;
}

input[type="checkbox"].disease-chk:checked,
input[type="checkbox"].medication-chk:checked,
input[type="checkbox"].dislike-chk:checked {
    background: var(--brand);
    border-color: var(--brand);
}

input[type="checkbox"].disease-chk:checked::after,
input[type="checkbox"].medication-chk:checked::after,
input[type="checkbox"].dislike-chk:checked::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 5px;
    width: 5px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

[dir="rtl"] input[type="checkbox"].disease-chk:checked::after,
[dir="rtl"] input[type="checkbox"].medication-chk:checked::after,
[dir="rtl"] input[type="checkbox"].dislike-chk:checked::after {
    left: auto;
    right: 5px;
}

/* Text color shifts for checked list items */
.disease-chk+label,
.medication-chk+label,
.dislike-chk+label {
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    cursor: pointer;
}

.disease-chk:checked+label,
.medication-chk:checked+label,
.dislike-chk:checked+label {
    color: var(--text-primary);
    font-weight: 600;
}

/* BMI Circle Ring Overrides */
#bmi-circle svg circle:first-child {
    stroke: var(--border-color) !important;
}

#bmi-circle svg circle#bmi-progress {
    stroke: var(--brand) !important;
}

/* Glassmorphism meal cards */
.glass-card {
    background: rgba(var(--card-bg-rgb), 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(var(--card-bg-rgb), 0.5);
    box-shadow: var(--card-shadow);
    border-radius: 16px;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.dark .glass-card {
    background: rgba(var(--card-bg-rgb), 0.65);
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
}

.dark .glass-card:hover {
    box-shadow: 0 12px 35px -5px rgba(0, 0, 0, 0.4);
}

/* Day selection tabs */
.day-tab {
    padding: 8px 18px;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
    white-space: nowrap;
}

.day-tab.active {
    background: var(--brand-gradient) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(20, 184, 166, 0.25) !important;
}

.day-tab.inactive {
    background: var(--input-bg) !important;
    color: var(--text-secondary) !important;
    border-color: var(--border-color) !important;
}

.day-tab.inactive:hover {
    background: var(--border-color) !important;
    color: var(--text-primary) !important;
}

/* Springy modal transitions */
#modals>div {
    animation: modalBgFadeIn 0.28s ease-out forwards;
}

#modals>div>div {
    background: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: 22px !important;
    box-shadow: var(--card-shadow) !important;
    animation: modalContentSlideIn 0.32s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

#modals>div>div.dark-modal {
    background: #0f172a !important;
    border-color: #1e293b !important;
}

@keyframes modalBgFadeIn {
    from {
        background-color: rgba(0, 0, 0, 0);
    }

    to {
        background-color: rgba(0, 0, 0, 0.55);
    }
}

@keyframes modalContentSlideIn {
    from {
        opacity: 0;
        transform: scale(0.92) translateY(24px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Hide scrollbars */
.hide-scrollbar::-webkit-scrollbar {
    display: none;
}

.hide-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Safe areas */
.pb-safe {
    padding-bottom: var(--safe-area-bottom, env(safe-area-inset-bottom));
}

/* Micro-animations */
.view-section {
    animation: fadeIn 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    padding-left: 0 !important;
    padding-right: 0 !important;
    padding-top: 0 !important;
    box-sizing: border-box;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Bottom Navigation Active State */
.nav-btn.active {
    color: var(--brand) !important;
}

/* ==========================================================================
   Responsive Design & Layout Fixes (iPhone SE 2020 to Desktop & Tablets)
   ========================================================================== */

/* Centering and bounding main container & bottom nav on tablets/desktops */
main#main-container {
    max-width: 512px;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

nav {
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    max-width: 380px !important;
    width: calc(100% - (var(--space) * 2)) !important;
}

/* Mobile-first Responsive Adjustments */

/* For very small devices (width < 360px), collapse checklists grid to 1 column */
@media (max-width: 359px) {

    #diseases-container,
    #medications-container,
    #dislikes-container {
        grid-template-columns: repeat(1, minmax(0, 1fr)) !important;
    }
}

/* For small devices (width < 380px), collapse preset macros to 1 column & shrink padding */
@media (max-width: 379px) {
    #free-plan-card .grid-cols-2 {
        grid-template-columns: repeat(1, minmax(0, 1fr)) !important;
    }

    select,
    input[type="text"],
    input[type="number"],
    textarea {
        padding: 10px 12px !important;
        font-size: 0.9rem !important;
    }
}

/* For compact screens (width < 400px), stack Profile (BMI circle & details) vertically */
@media (max-width: 399px) {
    .bio-flex-container {
        flex-direction: column !important;
        align-items: center !important;
        gap: 16px !important;
    }

    .bio-flex-container>div:last-child {
        width: 100% !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
}

/* Responsive Modals - Bottom Sheet on Mobile Viewports */
@media (max-width: 639px) {
    #modals>div {
        align-items: flex-end !important;
        padding: 0 !important;
    }

    #modals>div>div {
        border-bottom-left-radius: 0 !important;
        border-bottom-right-radius: 0 !important;
        border-top-left-radius: 24px !important;
        border-top-right-radius: 24px !important;
        max-width: 100% !important;
        width: 100% !important;
        margin-bottom: 0 !important;
        transform: translateY(100%);
        animation: bottomSheetSlideIn 0.3s cubic-bezier(0.32, 0.94, 0.6, 1) forwards !important;
        max-height: 88vh !important;
        overflow-y: auto !important;
        padding-bottom: calc(1.5rem + env(safe-area-inset-bottom)) !important;
    }
}

@keyframes bottomSheetSlideIn {
    from {
        transform: translateY(100%);
    }

    to {
        transform: translateY(0);
    }
}

.pb-safe {
    padding-bottom: calc(1.5rem + env(safe-area-inset-bottom)) !important;
}

/* ===== Hamburger Menu ===== */
#hamburger-menu-overlay.menu-visible {
    opacity: 1 !important;
}

#hamburger-menu-overlay.menu-visible #hamburger-menu-panel {
    transform: scale(1) !important;
}

/* RTL: flip menu to bottom-left */
body[dir="rtl"] #hamburger-menu-panel {
    right: auto;
    left: 0.75rem;
    transform-origin: bottom left;
}

/* Constrain menu panel width on small screens */
@media (max-width: 300px) {
    #hamburger-menu-panel {
        width: 220px !important;
    }
}

/* Image Generation Pulse Logo Loading Modal */
#image-loading-modal {
    background-color: rgba(0, 0, 0, 0.2) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    backdrop-filter: blur(16px) !important;
}

@-webkit-keyframes logoPulse {

    0%,
    100% {
        -webkit-transform: scale(0.85);
        transform: scale(0.85);
        opacity: 0.7;
        -webkit-filter: drop-shadow(0 0 8px rgba(20, 184, 166, 0.35));
        filter: drop-shadow(0 0 8px rgba(20, 184, 166, 0.35));
    }

    50% {
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
        opacity: 1;
        -webkit-filter: drop-shadow(0 0 35px rgba(20, 184, 166, 0.95));
        filter: drop-shadow(0 0 35px rgba(20, 184, 166, 0.95));
    }
}

@keyframes logoPulse {

    0%,
    100% {
        -webkit-transform: scale(0.85);
        transform: scale(0.85);
        opacity: 0.7;
        -webkit-filter: drop-shadow(0 0 8px rgba(20, 184, 166, 0.35));
        filter: drop-shadow(0 0 8px rgba(20, 184, 166, 0.35));
    }

    50% {
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
        opacity: 1;
        -webkit-filter: drop-shadow(0 0 35px rgba(20, 184, 166, 0.95));
        filter: drop-shadow(0 0 35px rgba(20, 184, 166, 0.95));
    }
}

.animate-logo-pulse {
    display: block !important;
    will-change: transform, opacity, filter !important;
    -webkit-animation: logoPulse 1.3s ease-in-out infinite !important;
    animation: logoPulse 1.3s ease-in-out infinite !important;
}

/* Navigation Central Plan Button Logo Image Size (3.25rem across all displays) */
.nav-btn[data-tab="plan"] img {
    width: 3.25rem !important;
    height: 3.25rem !important;
    object-fit: contain !important;
    margin: 0 !important;
}

/* ===== Unified vertical rhythm between major blocks ===== */
.view-section,
#plan-content,
#plan-config-section,
.profile-tab-content,
.restriction-tab-content,
.view-section>div:not(#wallet-methods),
.profile-tab-content>div,
.restriction-tab-content>div {
    gap: 0 !important;
}

.view-section>*,
#plan-content>*,
#plan-config-section>*,
.profile-tab-content>*,
.restriction-tab-content>*,
.view-section>div>*,
.profile-tab-content>div>* {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

.view-section>*:not(.hidden)~*:not(.hidden),
#plan-content>*:not(.hidden)~*:not(.hidden),
#plan-config-section>*:not(.hidden)~*:not(.hidden),
.profile-tab-content>*:not(.hidden)~*:not(.hidden),
.restriction-tab-content>*:not(.hidden)~*:not(.hidden),
.view-section>div>*:not(.hidden)~*:not(.hidden),
.profile-tab-content>div>*:not(.hidden)~*:not(.hidden) {
    margin-top: var(--space) !important;
}

/* Explicit active / inactive tab button state styles */
.profile-tab-btn,
.restriction-tab-btn,
.plan-prog-tab,
.plan-day-tab {
    background: transparent !important;
    color: #9ca3af !important;
    box-shadow: none !important;
}

.profile-tab-btn.active,
.restriction-tab-btn.active,
.plan-prog-tab.active,
.plan-day-tab.active {
    background: linear-gradient(to right, #374151, #4b5563) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06) !important;
}

/* Only apply hover effects on mouse pointer devices (desktop), never on touch screens */
@media (hover: hover) and (pointer: fine) {
    .profile-tab-btn:not(.active):hover,
    .restriction-tab-btn:not(.active):hover,
    .plan-prog-tab:not(.active):hover,
    .plan-day-tab:not(.active):hover {
        color: #e5e7eb !important;
        background: rgba(255, 255, 255, 0.05) !important;
    }
}

/* برنامه‌ی پیش‌فرضِ کالری‌شمار: نوشته‌ی تبِ برنامه سبز؛ تبِ «پیش‌فرض» (اولِ کپسولِ روزها) روشن = سبز، خاموش = خاکستریِ تب‌های دیگر */
.plan-prog-tab .is-default { color: #4ade80 !important; opacity: 1 !important; }
.plan-default-tab.on {
    background: linear-gradient(to right, #15803d, #22c55e) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06) !important;
}