/* =========================================
   1. VARIABLES & RESET (ПЕРЕМЕННЫЕ И СБРОС)
   ========================================= */
:root {
    --bg-color: #0b0f19;
    --panel-color: #131722;
    --accent-color: #fceea7;
    --accent-hover: #e0d293;
    --text-main: #ffffff;
    --text-sec: #8a92a6;
    --border-color: #2a2f3d;
    --input-bg: #07090f;
    --danger: #ff4b4b;
}

* {
    box-sizing: border-box;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* =========================================
   2. IMAGE VIEWER (ОБЛАСТЬ ПРОСМОТРА)
   ========================================= */
.image-viewer {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    padding-bottom: 180px;
    width: 100%;
    min-height: 50vh;
    box-sizing: border-box;
}



.image-container-wrapper {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    
    width: 100%; 
    max-width: 500px; 
    margin: 0 auto;
}

.image-container-wrapper.ratio-portrait {
    aspect-ratio: 832 / 1216;
    width: calc(70vh * (832 / 1216));
    max-width: 85vw;
}

.image-container-wrapper.ratio-landscape {
    aspect-ratio: 1216 / 832;
    width: 100%;
}

.image-container-wrapper.ratio-square {
    aspect-ratio: 1 / 1;
    width: 100%;
}

.placeholder-text {
    color: var(--text-sec);
    font-size: 14px;
    text-align: center;
    opacity: 0.5;
    pointer-events: none; 
    user-select: none;   
}

.generated-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 14px;
    opacity: 0; 
    display: none;
    transition: opacity 2.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.generated-img.reveal {
    display: block;
    opacity: 1;
}

.blur-overlay {
    position: absolute;
    inset: 0; 
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(11, 15, 25, 0.6);
    z-index: 10;
    opacity: 0;
    display: none;
    transition: opacity 1.5s ease;
    border-radius: 20px;
}

.is-loading .blur-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}


@keyframes text-shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.btn-loading-text {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    font-weight: bold;
    color: inherit; 
}

.btn-loading-text::after {
    content: '';
    display: inline-block;
    width: 12px;
    text-align: left;
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

@keyframes border-glow {
    0% { 
        box-shadow: 0 10px 30px rgba(0,0,0,0.3), 0 0 5px rgba(255,255,255,0.05);
        border-color: var(--border-color);
    }
    50% { 
        box-shadow: 0 10px 40px rgba(0,0,0,0.4), 0 0 15px rgba(255,255,255,0.15);
        border-color: rgba(255, 255, 255, 0.3);
    }
    100% { 
        box-shadow: 0 10px 30px rgba(0,0,0,0.3), 0 0 5px rgba(255,255,255,0.05);
        border-color: var(--border-color);
    }
}

.image-container-wrapper.is-loading {
    animation: border-glow 2s infinite ease-in-out;
}

/* =========================================
   3. DRAWER CONTAINER (ШТОРКА ИНТЕРФЕЙСА)
   ========================================= */
.controls-drawer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--panel-color);
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.4);
    z-index: 100;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    padding-bottom: 80px;
}

.controls-drawer.collapsed {
    transform: translateY(calc(100% - 130px));
}

.drawer-handle-area {
    width: 100%;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: transparent;
}

.drawer-handle-icon {
    width: 24px;
    height: 24px;
    color: var(--text-sec);
    opacity: 0.5;
    transition: transform 0.3s ease;
    transform: rotate(180deg);
}

.drawer-content {
    overflow-y: auto;
    padding: 0 16px 20px 16px;
    flex-grow: 1;
}

.controls-drawer.collapsed .drawer-handle-icon {
    transform: rotate(0deg);
}

/* =========================================
   4. HEADER & MODEL SELECTOR (ШАПКА)
   ========================================= */
.model-selector {
    background-color: #1e2330;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 15px;
    cursor: pointer;
    position: relative;
    z-index: 50;
}

.model-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.model-title {
    font-size: 12px;
    color: var(--text-sec);
    margin-bottom: 4px;
}

.current-model-name {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 14px;
}

.dropdown-arrow { transition: transform 0.3s; }
.model-selector.open .dropdown-arrow { transform: rotate(180deg); }

.model-list {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    z-index: 200;
    width: 100%;
    background-color: #1e2330;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transform-origin: top center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}
.model-selector.open .model-list { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }

.model-option {
    padding: 8px;
    font-size: 14px;
    color: var(--text-sec);
    border-radius: 4px;
}
.model-option:hover, .model-option.active {
    background-color: rgba(255,255,255,0.05);
    color: var(--text-main);
}

/* =========================================
   5. PROMPT & TABS (ВВОД И ТАБЫ)
   ========================================= */
.prompt-block {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    min-height: 200px;
}

/* Сетка для заголовка: Пусто | Табы | Кнопка */
.prompt-header-row {
    display: grid;
    grid-template-columns: 40px 1fr 40px; /* Симметрия: 40px слева и справа */
    gap: 8px;
    align-items: center;
    margin-bottom: 12px;
}

.tabs {
    display: flex;
    gap: 5px;
    background-color: var(--input-bg);
    padding: 4px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    width: 100%;
}

.tab {
    flex: 1;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-sec);
    cursor: pointer;
    padding: 8px 0;
    border-radius: 6px;
    transition: all 0.2s;
}

.tab.active {
    background-color: var(--accent-color);
    color: #0b0f19;
}
.tab.negative-tab.active { 
    background-color: var(--danger);
    color: #ffffff;
}

.input-container {
    position: relative;
    flex-grow: 1;
}

textarea {
    width: 100%;
    height: 100%;
    min-height: 180px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    padding-right: 12px; /* Убрали лишний отступ, кнопка теперь снаружи */
    color: var(--text-main);
    font-size: 14px;
    resize: none;
    font-family: inherit;
}

textarea:focus { border-color: var(--text-sec); }

/* Кнопка расширения промпта */
.expand-prompt-btn {
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-sec);
    border-radius: 10px; /* Чуть больше скругление под стиль табов */
    width: 100%; /* Занимает всю ширину своей ячейки грида (40px) */
    height: 100%; /* Растягивается по высоте табов */
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    z-index: 10;
    padding: 0; /* Сброс для button */
    margin: 0;  /* Сброс для button */
    -webkit-appearance: none; /* Сброс стилей iOS */
    appearance: none;
    touch-action: manipulation; /* Убирает задержку клика и улучшает реакцию на тач */
    font-weight: 800;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@keyframes pulse-opacity {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
.expand-prompt-btn.loading {
    animation: pulse-opacity 1s infinite;
    pointer-events: none;
}

.dummy-btn {
    opacity: 0.4;
    cursor: default;
}
/* Чтобы клик точно попадал по кнопке, а не по иконке внутри */
.expand-prompt-btn svg {
    pointer-events: none;
}
.expand-prompt-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-main);
}

/* Полноэкранный редактор */
.fullscreen-editor-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
    transition: opacity 0.3s ease, visibility 0.3s, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.fullscreen-editor-overlay.visible { opacity: 1; visibility: visible; transform: scale(1); }

.fs-editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}
.fs-title { font-size: 18px; font-weight: bold; color: var(--text-main); }
.fs-close-btn {
    background: var(--accent-color);
    color: #000;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
}
.fs-textarea {
    flex-grow: 1;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    color: var(--text-main);
    font-size: 16px;
    resize: none;
    font-family: inherit;
    line-height: 1.5;
}
.fs-textarea:focus { border-color: var(--accent-color); }

/* =========================================
   6. SETTINGS ACCORDION (НАСТРОЙКИ)
   ========================================= */
.settings-selector {
    background-color: #1e2330;
    border-top: 1px solid var(--border-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    margin-top: 25px;
    cursor: pointer;
    position: relative;
    z-index: 40;
}

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.settings-title {
    font-size: 12px;
    color: var(--text-sec);
    margin-bottom: 4px;
}

.current-settings-summary {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 14px;
}

.settings-popup {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 0;
    width: 100%;
    background-color: #1e2330;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 -10px 30px rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    z-index: 100;
}

.settings-popup.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.control-group { margin-bottom: 20px; }
.control-label {
    font-size: 12px;
    color: var(--text-sec);
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    padding: 5px 5px;
}

/* =========================================
   7. SPECIFIC CONTROLS (RATIO & SLIDERS)
   ========================================= */

.ratio-selector {
    display: flex;
    gap: 10px;
    width: 100%;
}

.ratio-option {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-sec);
}

.ratio-option * { pointer-events: none !important; }

.ratio-option:active { transform: scale(0.98); }

.ratio-option.active {
    background-color: rgba(252, 238, 167, 0.15) !important;
    border-color: #fceea7 !important;
    color: #fceea7 !important;
}

.ratio-option span {
    font-size: 11px;
    margin-top: 6px;
    font-weight: 500;
}


.icon-square, .icon-portrait, .icon-landscape {
    border: 2px solid currentColor;
    border-radius: 2px;
    box-sizing: border-box;
}
.icon-square { width: 18px; height: 18px; }
.icon-portrait { width: 14px; height: 20px; }
.icon-landscape { width: 22px; height: 14px; }

input[type=range] {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 100%;
    background: transparent;
    padding: 5px 10px;
}
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; }
input[type=range]::-moz-range-thumb { border: none; }

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: var(--text-main);
    cursor: pointer;
    margin-top: -6px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
}
input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    cursor: pointer;
    background: var(--border-color);
    border-radius: 2px;
}

/* =========================================
   8. FIXED ACTIONS & BUTTONS (КНОПКИ)
   ========================================= */
.fixed-action-area {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 16px;
    background: linear-gradient(to top, var(--panel-color) 80%, transparent);
    z-index: 20;
    display: flex;
    justify-content: center;
    pointer-events: none;
}


.action-container {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    max-width: 500px;
    pointer-events: all; 
}


.side-info {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: var(--text-sec);
}

.right-info {
    color: var(--accent-color);
    border-color: rgba(252, 238, 167, 0.3);
}

.fixed-action-area {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: linear-gradient(to top, var(--panel-color) 70%, transparent);
    z-index: 999; 
    display: flex;
    justify-content: center;
    pointer-events: none;
}

.action-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px; 
    width: 100%;
    max-width: 500px; 
    pointer-events: all;
}

.side-info {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 13px;
    color: var(--text-sec);
    flex-shrink: 0; 
}

.generate-btn {
    flex-grow: 1;
    height: 48px;
    background-color: var(--accent-color);
    color: #000;
    font-weight: 700;
    font-size: 15px;
    border: 2px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap; 
    transition: all 0.3s ease;
}

.generate-btn.limit-green {
    border-color: rgba(76, 175, 80, 0.6);
    box-shadow: 0 0 8px rgba(76, 175, 80, 0.25);
}

.generate-btn.limit-yellow {
    border-color: rgba(255, 235, 59, 0.6);
    box-shadow: 0 0 8px rgba(255, 235, 59, 0.25);
}

.generate-btn.limit-red {
    border-color: rgba(244, 67, 54, 0.6);
    box-shadow: 0 0 8px rgba(244, 67, 54, 0.25);
}

.generate-btn.limit-gray {
    background-color: var(--input-bg);
    color: var(--text-sec);
    border-color: var(--border-color);
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
}

.controls-drawer {
    padding-bottom: calc(80px + env(safe-area-inset-bottom)); 
}

.side-info.limit-green {
    color: #4caf50 !important;
    border-color: rgba(76, 175, 80, 0.5) !important;
}

.side-info.limit-yellow {
    color: #ffeb3b !important;
    border-color: rgba(255, 235, 59, 0.5) !important;
}

.side-info.limit-red {
    color: #f44336 !important;
    border-color: rgba(244, 67, 54, 0.5) !important;
}

.side-info.limit-gray {
    color: var(--text-sec) !important;
    border-color: var(--border-color) !important;
    opacity: 0.6;
}


/* =========================================
   9. UTILITIES (СЛУЖЕБНЫЕ)
   ========================================= */
.hidden { display: none !important; }

/* =========================================
   10. GLOBAL LOADER (ЗАГРУЗЧИК ПРИ СТАРТЕ)
   ========================================= */
.global-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999; 
    
    background-color: rgba(11, 15, 25, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    
    display: flex;
    align-items: center;
    justify-content: center;
    
    opacity: 1;
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.6s;
}


.global-loader.fade-out {
    opacity: 0;
    visibility: hidden;
    pointer-events: none; 
}

.loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}


.tech-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s infinite linear;
    box-shadow: 0 0 15px rgba(252, 238, 167, 0.2);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-sec);
    text-transform: uppercase;
    animation: pulse-text 1.5s infinite ease-in-out;
}

@keyframes pulse-text {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; color: var(--text-main); }
}

/* =========================================
   11. IMAGE ACTION BUTTONS (КНОПКИ ПОД ФОТО)
   ========================================= */
.image-action-btn {
    position: absolute;
    bottom: -60px;
    width: 48px;
    height: 48px;
    background-color: var(--panel-color);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-sec);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 20;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    touch-action: manipulation; /* Улучшает реакцию на нажатие на мобильных */
}

.image-action-btn.show {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.image-action-btn:active {
    transform: scale(0.92);
    background-color: var(--input-bg);
}

.btn-tools { left: 0; }

.btn-download {
    right: 0;
    color: var(--accent-color);
    border-color: rgba(252, 238, 167, 0.2);
}