/* Instagram Feed High Fidelity - Dark Mode */

:root {
    --ig-bg: #000000;
    --ig-surface1: #000000;
    --ig-surface2: #262626;
    /* Botões secundários */
    --ig-divider: #121212;
    /* Bordas suaves */
    --ig-text-primary: #FFFFFF;
    --ig-text-secondary: #A8A8A8;
    --ig-text-tertiary: #737373;
    --ig-link: #E0F1FF;
    --ig-btn-primary: #0095F6;
    --ig-radius-btn: 8px;
    --ig-gap-grid: 2px;
}

.ig-screen {
    background-color: var(--ig-bg);
    color: var(--ig-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    max-width: 480px;
    /* Mobile width simulation or fluid */
    margin: 0 auto;
    border: 1px solid var(--ig-divider);
    min-height: 100%;
}

/* --- Top Nav --- */
.ig-topnav {
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    border-bottom: 1px solid var(--ig-divider);
    background-color: var(--ig-bg);
    position: sticky;
    top: 0;
    z-index: 10;
}

.ig-topnav-btn {
    background: none;
    border: none;
    color: var(--ig-text-primary);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.ig-topnav-title {
    font-weight: 600;
    font-size: 17px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.ig-verified {
    color: var(--ig-btn-primary);
    font-size: 14px;
}

/* --- Header Profile --- */
.ig-header {
    padding: 16px 16px 0 16px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.ig-avatar-wrap {
    flex-shrink: 0;
}

.ig-story-ring {
    width: 86px;
    height: 86px;
    border-radius: 50%;
    padding: 2px;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    /* Gradient do Instagram aproximado */
    display: flex;
    align-items: center;
    justify-content: center;
}

.ig-avatar {
    width: 78px;
    height: 78px;
    border-radius: 50%;
    border: 3px solid var(--ig-bg);
    /* Borda interna preta */
    object-fit: cover;
    background-color: var(--ig-surface2);
}

.ig-stats {
    display: flex;
    flex-grow: 1;
    justify-content: space-between;
}

.ig-stat-col {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ig-stat-number {
    font-size: 17px;
    font-weight: 600;
    color: var(--ig-text-primary);
}

.ig-stat-label {
    font-size: 13px;
    color: var(--ig-text-primary);
    /* No dark mode parece ser branco ou quase */
}

/* --- Bio --- */
.ig-bio {
    padding: 0 16px;
    margin-top: 12px;
    font-size: 14px;
    line-height: 1.4;
}

.ig-bio-category {
    color: var(--ig-text-secondary);
    font-size: 13px;
    margin-bottom: 2px;
}

.ig-bio-line {
    white-space: pre-wrap;
}

.ig-bio-strong {
    font-weight: 600;
}

.ig-link {
    color: var(--ig-link);
    text-decoration: none;
    display: block;
    margin-top: 2px;
    font-weight: 500;
}

.ig-followedby {
    margin-top: 10px;
    font-size: 12px;
    color: var(--ig-text-secondary);
    display: flex;
    align-items: center;
}

/* --- Actions --- */
.ig-actions {
    padding: 12px 16px;
    display: flex;
    gap: 8px;
}

.ig-btn {
    flex: 1;
    height: 32px;
    border-radius: var(--ig-radius-btn);
    border: none;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ig-btn-primary {
    background-color: var(--ig-btn-primary);
    color: white;
}

.ig-btn-secondary {
    background-color: var(--ig-surface2);
    color: var(--ig-text-primary);
}

/* --- Tabs --- */
.ig-tabs {
    border-top: 1px solid var(--ig-divider);
    display: flex;
    height: 48px;
}

.ig-tab {
    flex: 1;
    background: none;
    border: none;
    color: var(--ig-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-bottom: 1px solid transparent;
    /* Reserva espaço */
    font-size: 20px;
}

.ig-tab-active {
    color: var(--ig-text-primary);
    border-bottom: 1px solid var(--ig-text-primary);
}

.ig-tab-ico {
    /* Se usar icones textuais ou svg */
}

/* --- Grid --- */
.ig-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ig-gap-grid);
}

.ig-tile {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    /* Aspect Ratio 1:1 */
    background-color: var(--ig-surface2);
    cursor: pointer;
}

.ig-tile-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ig-tile-overlay {
    position: absolute;
    top: 8px;
    right: 8px;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    font-size: 14px;
}