:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.4);
    --error-bg: #ef4444;
    --error-text: #ffffff;
    --transition-speed: 0.3s;
    --font-main: 'Outfit', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

/* Header */
.main-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-top: 2rem;
}

.logo-text {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.05em;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.highlight {
    color: var(--accent-color);
    -webkit-text-fill-color: var(--accent-color);
}

.tagline {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Search Section */
.search-section {
    margin-bottom: 4rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.search-container {
    width: 100%;
    max-width: 700px;
    position: relative;
}

.input-group {
    display: flex;
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px; /* Pill shape */
    padding: 0.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transition: all var(--transition-speed);
}

.input-group:focus-within {
    border-color: var(--accent-color);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-2px);
}

#movieInput {
    flex-grow: 1;
    background: transparent;
    border: none;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-family: var(--font-main);
    outline: none;
}

#movieInput::placeholder {
    color: rgba(148, 163, 184, 0.5);
}

#submitButton {
    background: var(--accent-color);
    border: none;
    border-radius: 50px;
    padding: 0 2rem;
    color: #0f172a;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#submitButton:hover {
    filter: brightness(1.1);
    transform: scale(1.05);
}

#submitButton:active {
    transform: scale(0.95);
}

/* Results Section */
.results-section {
    width: 100%;
    animation: fadeIn 0.5s ease-out;
}

.section-title {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

/* Movie Card */
.movie-card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-speed);
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.movie-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(56, 189, 248, 0.2);
}

.poster-wrapper {
    position: relative;
    padding-top: 150%; /* 2:3 Aspect ratio */
    overflow: hidden;
}

.card-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.movie-card:hover .card-poster {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: #fbbf24; /* Star color */
}

.card-desc {
    font-size: 0.95rem;
    color: #cbd5e1;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 1rem;
}

/* Loading State */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
    color: var(--text-secondary);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(56, 189, 248, 0.1);
    border-left-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

/* Error Container */
.error-container {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 1rem;
    border-radius: 12px;
    margin-top: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 700px;
    animation: slideDown 0.3s ease-out;
}

.close-error {
    background: transparent;
    border: none;
    color: currentColor;
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

/* Utilities */
.hidden {
    display: none !important;
}

/* Footer */
.main-footer {
    text-align: center;
    margin-top: auto;
    padding: 2rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.main-footer a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s;
}

.main-footer a:hover {
    color: #fff;
    text-decoration: underline;
}

/* Animations */
@keyframes spin {
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .logo-text { font-size: 2.5rem; }
    .input-group { flex-direction: column; border-radius: 20px; padding: 1rem; }
    #submitButton { width: 100%; margin-top: 1rem; padding: 1rem; justify-content: center; }
    #movieInput { text-align: center; padding: 0.5rem; }
    .results-grid { grid-template-columns: 1fr; }
}