/* ==========================================================================
   DESIGN SYSTEM & VARIABLES (ESTILO MISSAO.ORG.BR)
   ========================================================================== */
:root {
    --bg-primary: #050505;       /* Preto minimalista oficial */
    --bg-secondary: #0c0c0e;     /* Cinza-escuro para contraste de cards/doações */
    --accent-color: #ffeb00;     /* Amarelo limão vivo do Partido Missão */
    --accent-hover: #fff140;
    --text-primary: #ffffff;
    --text-secondary: #8e8e93;   /* Cinza médio de apoio */
    --card-border: rgba(255, 255, 255, 0.05); /* Bordas extra finas */
    --glass-bg: rgba(12, 12, 14, 0.65);
    --glass-backdrop: blur(20px);
    --shadow-premium: 0 12px 40px rgba(0, 0, 0, 0.8);
    --font-main: 'Outfit', sans-serif;
    --font-heading: 'Afacad', sans-serif;
    --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-heading), var(--font-main), sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Grid de Fundo Tecnológico Sutil */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
    z-index: 0;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
    text-align: center;
    padding: 40px 10px 60px 10px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: var(--font-heading), sans-serif;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
    background: linear-gradient(to right, #ffffff, var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    font-weight: 300;
    line-height: 1.6;
}

/* ==========================================================================
   GLASSMORPHISM PATTERNS
   ========================================================================== */
.glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    -webkit-backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    box-shadow: var(--shadow-premium);
}

/* ==========================================================================
   CONTROLS SECTION (SEARCH & FILTERS)
   ========================================================================== */
.controls-section {
    padding: 30px;
    margin-bottom: 45px;
    position: relative;
    z-index: 1;
}

.search-box {
    margin-bottom: 25px;
}

.search-box input {
    width: 100%;
    padding: 16px 20px;
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: var(--font-heading), var(--font-main), sans-serif;
    font-size: 1.05rem;
    transition: var(--transition-smooth);
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(255, 235, 0, 0.15);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-btn {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    padding: 8px 18px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-heading), var(--font-main), sans-serif;
    font-size: 0.92rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.tag-btn:hover {
    background-color: rgba(255, 235, 0, 0.1);
    border-color: var(--accent-color);
}

.tag-btn.active {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #000;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(255, 235, 0, 0.25);
}

/* ==========================================================================
   VIDEOS GRID & CARDS
   ========================================================================== */
.videos-section {
    position: relative;
    z-index: 1;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.video-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.video-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
    border-color: rgba(255, 235, 0, 0.2);
}

.video-player-container {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 aspect ratio */
    background-color: #000;
}

.video-player-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    outline: none;
}

.video-info {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.video-info h3 {
    font-family: var(--font-heading), sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
    color: #fff;
}

.video-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 300;
    line-height: 1.5;
    flex-grow: 1;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}

.card-tag {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 500;
}

.card-actions {
    display: flex;
    gap: 10px;
}

.action-btn {
    flex: 1;
    padding: 12px 10px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-heading), var(--font-main), sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.download-btn {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.download-btn:hover {
    background-color: rgba(255, 255, 255, 0.03);
    border-color: var(--text-primary);
}

.share-trigger-btn {
    background-color: var(--accent-color);
    border: 1px solid var(--accent-color);
    color: #000;
}

.share-trigger-btn:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: 0 4px 15px rgba(255, 235, 0, 0.2);
}

/* ==========================================================================
   DONATIONS SECTION
   ========================================================================== */
.donation-section {
    padding: 40px;
    margin: 50px 0;
    text-align: center;
    position: relative;
    z-index: 1;
}

.section-title {
    font-family: var(--font-heading), sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.donation-intro {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 20px auto;
    font-weight: 300;
    font-size: 1.05rem;
    line-height: 1.6;
}

/* ==========================================================================
   MODAL DIALOG
   ========================================================================== */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-content {
    width: 90%;
    max-width: 440px;
    padding: 35px 30px;
    border-radius: 16px;
    text-align: center;
}

.modal-content h3 {
    font-family: var(--font-heading), sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.modal-video-title {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 25px;
    line-height: 1.4;
}

.share-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 25px;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 13px;
    border-radius: 8px;
    font-family: var(--font-heading), var(--font-main), sans-serif;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
}

.share-btn.whatsapp {
    background-color: #25D366;
    color: #fff;
}

.share-btn.whatsapp:hover {
    background-color: #20ba56;
}

.share-btn.telegram {
    background-color: #0088cc;
    color: #fff;
}

.share-btn.telegram:hover {
    background-color: #0077b5;
}

.share-btn.email {
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 1px solid var(--card-border);
}

.share-btn.email:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.share-btn.copy-link-btn {
    background-color: var(--accent-color);
    color: #000;
}

.share-btn.copy-link-btn:hover {
    background-color: var(--accent-hover);
}

.close-modal-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-heading), var(--font-main), sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.close-modal-btn:hover {
    color: #fff;
    text-decoration: underline;
}

/* ==========================================================================
   FEEDBACK & UTILITIES
   ========================================================================== */
.loader {
    border: 3px solid rgba(255, 255, 255, 0.02);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
    margin: 60px auto;
}

.no-results {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 1rem;
}

.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--accent-color);
    color: #000;
    padding: 11px 24px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    z-index: 2000;
    transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

.app-footer {
    text-align: center;
    padding: 40px 20px;
    border-top: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 300;
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   SINGLE VIDEO TEMPLATE STYLES
   ========================================================================== */
.single-video-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.back-btn {
    display: inline-block;
    margin-bottom: 20px;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.back-btn:hover {
    color: var(--text-primary);
}

.video-box {
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid var(--card-border);
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-premium);
    margin-bottom: 25px;
}

/* ==========================================================================
   ANIMATIONS & MEDIA QUERIES
   ========================================================================== */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.97); }
    to { opacity: 1; transform: scale(1); }
}

@media(max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    .videos-grid {
        grid-template-columns: 1fr;
    }
}