@import url(https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap);
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", "Inter", sans-serif;
}

:root {
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-accent: #8b5cf6;
    --color-accent-light: #a855f7;
    --color-card: rgba(255, 255, 255, 0.95);
    --color-input: rgba(248, 250, 252, 0.8);
    --color-text: #0f172a;
    --color-text-secondary: #475569;
    --color-placeholder: #64748b;
    --color-border: rgba(226, 232, 240, 0.8);
    --color-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --color-gradient-hover: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #9333ea 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --backdrop-blur: blur(20px);
}

body.dark-theme {
    --color-card: rgba(15, 23, 42, 0.95);
    --color-input: rgba(30, 41, 59, 0.8);
    --color-text: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-placeholder: #94a3b8;
    --color-border: rgba(51, 65, 85, 0.8);
    background: var(--color-card);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    color: var(--color-text);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    font-weight: 400;
    line-height: 1.6;
}

.container {
    width: 1000px;
    max-width: 100%;
    padding: 40px;
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: var(--color-card);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark-theme .container {
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-gradient);
    border-radius: 24px 24px 0 0;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.header .logo-wrapper {
    display: flex;
    gap: 20px;
    align-items: center;
}

.header .logo-wrapper .logo {
    height: 60px;
    width: 60px;
    display: flex;
    color: #fff;
    font-size: 1.5rem;
    flex-shrink: 0;
    border-radius: 18px;
    align-items: center;
    justify-content: center;
    background: var(--color-gradient);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header .logo-wrapper .logo:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.header .logo-wrapper h1 {
    font-size: 2.2rem;
    font-weight: 700;
    background: var(--color-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
}

.header .theme-toggle {
    height: 48px;
    width: 48px;
    border-radius: 14px;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    color: var(--color-text-secondary);
    align-items: center;
    justify-content: center;
    background: var(--color-input);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--color-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header .theme-toggle:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: rgba(99, 102, 241, 0.1);
}

.main-content {
    margin: 0;
}

.main-content .prompt-container {
    width: 100%;
    position: relative;
    margin-bottom: 24px;
}

.prompt-container .prompt-input {
    width: 100%;
    resize: vertical;
    line-height: 1.7;
    font-size: 1.1rem;
    font-weight: 400;
    min-height: 140px;
    padding: 20px 24px;
    border-radius: 18px;
    color: var(--color-text);
    background: var(--color-input);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 2px solid var(--color-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: "Inter", sans-serif;
}

.prompt-container .prompt-input::placeholder{
    color: var(--color-placeholder);
    font-weight: 400;
}

.prompt-container .prompt-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
    background: rgba(255, 255, 255, 0.95);
}

body.dark-theme .prompt-container .prompt-input:focus {
    background: rgba(30, 41, 59, 0.95);
}

.prompt-container .prompt-btn {
    position: absolute;
    right: 16px;
    bottom: 16px;
    height: 40px;
    width: 40px;
    border: none;
    color: #fff;
    font-size: 0.9rem;
    border-radius: 12px;
    opacity: 0.9;
    cursor: pointer;
    background: var(--color-gradient);
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.prompt-container .prompt-btn:hover{
    opacity: 1;
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-lg);
    background: var(--color-gradient-hover);
}

.main-content .prompt-actions {
    display: grid;
    gap: 16px;
    grid-template-columns: 1.2fr 1fr 1.1fr 1fr;
}

.prompt-actions .select-wrapper {
    position: relative;
}

.prompt-actions .select-wrapper::after {
    content: "\f078";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    right: 16px;
    top: 50%;
    font-size: 0.85rem;
    pointer-events: none;
    color: var(--color-placeholder);
    transform: translateY(-50%);
    transition: color 0.3s ease;
}

.prompt-actions .select-wrapper:hover::after {
    color: var(--color-primary);
}

.prompt-actions :where(.custom-select, .generate-btn) {
    cursor: pointer;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 14px;
    background: var(--color-input);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 2px solid var(--color-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.prompt-actions .custom-select {
    width: 100%;
    outline: none;
    height: 100%;
    appearance: none;
    color: var(--color-text);
    font-family: "Inter", sans-serif;
}

.prompt-actions .custom-select:is(:focus, :hover){
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: rgba(255, 255, 255, 0.95);
}

body.dark-theme .prompt-actions .custom-select:is(:focus, :hover) {
    background: rgba(30, 41, 59, 0.95);
}

.prompt-actions .generate-btn{
    display: flex;
    gap: 12px;
    margin-left: auto;
    font-weight: 600;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border: none;
    color: #fff;
    background: var(--color-gradient);
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.prompt-actions .generate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.prompt-actions .generate-btn:hover::before {
    left: 100%;
}

.prompt-actions .generate-btn:disabled {
    opacity: 0.6;
    pointer-events: none;
    transform: none;
}

.prompt-actions .generate-btn:hover{
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--color-gradient-hover);
}

.main-content .gallery-grid:has(.img-card) {
    margin-top: 40px;
}

.main-content .gallery-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.gallery-grid .img-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    aspect-ratio: 1;
    border-radius: 20px;
    background: var(--color-input);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 2px solid var(--color-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-grid .img-card:not(.loading, .error):hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.gallery-grid .img-card .result-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-grid .img-card:hover .result-img {
    transform: scale(1.05);
}

.gallery-grid .img-card:is(.loading, .error) :is(.result-img, .img-overlay) {
    display: none;
}

.gallery-grid .img-card .img-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    display: flex;
    opacity: 0;
    pointer-events: none;
    justify-content: flex-end;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-grid .img-card:hover .img-overlay{
    opacity: 1;
    pointer-events: auto;
}

.gallery-grid .img-card  .img-download-btn {
    height: 48px;
    width: 48px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 14px;
    border: none;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1.1rem;
}

.gallery-grid .img-card .img-overlay .img-download-btn:hover {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md);
}

.gallery-grid .img-card .status-container {
    padding: 20px;
    display: none;
    gap: 16px;
    flex-direction: column;
    align-items: center;
}

.gallery-grid .img-card:where(.loading, .error) .status-container {
    display: flex;
}

.gallery-grid .img-card.loading .status-container, .gallery-grid .img-card.error .spinner i {
    display: active;
}

.gallery-grid .img-card.error .status-container i {
    font-size: 2rem;
    color: #ef4444;
}

.gallery-grid .img-card.loading .spinner {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to{
        transform: rotate(360deg);
    }
}

.gallery-grid .img-card .status-text {
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    color: var(--color-text-secondary);
}

/* Enhanced loading animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.gallery-grid .img-card.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Responsive media query code for small screens */
@media (max-width: 768px) {
    body {
        padding: 15px;
    }
    
    .container {
        padding: 24px;
        border-radius: 20px;
    }

    .header .logo-wrapper .logo {
        height: 50px;
        width: 50px;
        font-size: 1.3rem;
        border-radius: 14px;
    }

    .header .logo-wrapper h1 {
        font-size: 1.8rem;
    }

    .main-content .prompt-actions {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .prompt-actions .generate-btn {
        margin: 8px 0 0;
        width: 100%;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 16px;
    }

    .gallery-grid .img-card .img-overlay {
        opacity: 1;
        padding: 16px;
    }
    
    .gallery-grid .img-card .img-download-btn {
        height: 40px;
        width: 40px;
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 20px;
    }
    
    .header .logo-wrapper {
        gap: 16px;
    }
    
    .header .logo-wrapper h1 {
        font-size: 1.6rem;
    }
    
    .prompt-container .prompt-input {
        min-height: 120px;
        padding: 16px 20px;
        font-size: 1rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 12px;
    }
}